Tue, 05 Feb 2013 18:44:54 +0530
8007521: $ENV should be undefined when security manager is present
Reviewed-by: hannesw, jlaskey
jlaskey@3 | 1 | /* |
jlaskey@7 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
jlaskey@3 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jlaskey@3 | 4 | * |
jlaskey@3 | 5 | * This code is free software; you can redistribute it and/or modify it |
jlaskey@3 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jlaskey@3 | 7 | * published by the Free Software Foundation. Oracle designates this |
jlaskey@3 | 8 | * particular file as subject to the "Classpath" exception as provided |
jlaskey@3 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
jlaskey@3 | 10 | * |
jlaskey@3 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jlaskey@3 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jlaskey@3 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jlaskey@3 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
jlaskey@3 | 15 | * accompanied this code). |
jlaskey@3 | 16 | * |
jlaskey@3 | 17 | * You should have received a copy of the GNU General Public License version |
jlaskey@3 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
jlaskey@3 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jlaskey@3 | 20 | * |
jlaskey@3 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
jlaskey@3 | 22 | * or visit www.oracle.com if you need additional information or have any |
jlaskey@3 | 23 | * questions. |
jlaskey@3 | 24 | */ |
jlaskey@3 | 25 | |
jlaskey@3 | 26 | package jdk.nashorn.internal.objects; |
jlaskey@3 | 27 | |
jlaskey@3 | 28 | import static jdk.nashorn.internal.runtime.ECMAErrors.typeError; |
jlaskey@3 | 29 | import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED; |
jlaskey@3 | 30 | import static jdk.nashorn.internal.runtime.linker.Lookup.MH; |
jlaskey@3 | 31 | |
jlaskey@3 | 32 | import java.io.IOException; |
jlaskey@3 | 33 | import java.io.PrintWriter; |
jlaskey@3 | 34 | import java.lang.invoke.MethodHandle; |
jlaskey@3 | 35 | import java.lang.invoke.MethodHandles; |
jlaskey@3 | 36 | import java.lang.ref.SoftReference; |
sundar@69 | 37 | import java.util.HashMap; |
jlaskey@3 | 38 | import java.util.LinkedHashMap; |
jlaskey@3 | 39 | import java.util.List; |
jlaskey@3 | 40 | import java.util.Map; |
jlaskey@3 | 41 | import jdk.nashorn.internal.objects.annotations.Attribute; |
jlaskey@3 | 42 | import jdk.nashorn.internal.objects.annotations.Property; |
jlaskey@3 | 43 | import jdk.nashorn.internal.objects.annotations.ScriptClass; |
jlaskey@3 | 44 | import jdk.nashorn.internal.runtime.ConsString; |
jlaskey@3 | 45 | import jdk.nashorn.internal.runtime.Context; |
jlaskey@3 | 46 | import jdk.nashorn.internal.runtime.GlobalFunctions; |
jlaskey@3 | 47 | import jdk.nashorn.internal.runtime.GlobalObject; |
jlaskey@3 | 48 | import jdk.nashorn.internal.runtime.JSType; |
jlaskey@3 | 49 | import jdk.nashorn.internal.runtime.NativeJavaPackage; |
sundar@41 | 50 | import jdk.nashorn.internal.runtime.OptionsObject; |
jlaskey@3 | 51 | import jdk.nashorn.internal.runtime.PropertyDescriptor; |
jlaskey@3 | 52 | import jdk.nashorn.internal.runtime.Scope; |
jlaskey@3 | 53 | import jdk.nashorn.internal.runtime.ScriptFunction; |
jlaskey@3 | 54 | import jdk.nashorn.internal.runtime.ScriptObject; |
jlaskey@3 | 55 | import jdk.nashorn.internal.runtime.ScriptRuntime; |
jlaskey@3 | 56 | import jdk.nashorn.internal.runtime.ScriptingFunctions; |
jlaskey@3 | 57 | import jdk.nashorn.internal.runtime.Source; |
jlaskey@3 | 58 | import jdk.nashorn.internal.runtime.linker.InvokeByName; |
jlaskey@3 | 59 | import jdk.nashorn.internal.scripts.JO$; |
jlaskey@3 | 60 | import org.dynalang.dynalink.linker.GuardedInvocation; |
hannesw@51 | 61 | import org.dynalang.dynalink.linker.LinkRequest; |
jlaskey@3 | 62 | |
jlaskey@3 | 63 | /** |
jlaskey@3 | 64 | * Representation of global scope. |
jlaskey@3 | 65 | */ |
jlaskey@3 | 66 | @ScriptClass("Global") |
jlaskey@3 | 67 | public final class Global extends ScriptObject implements GlobalObject, Scope { |
jlaskey@3 | 68 | private static final InvokeByName TO_STRING = new InvokeByName("toString", ScriptObject.class); |
jlaskey@3 | 69 | private static final InvokeByName VALUE_OF = new InvokeByName("valueOf", ScriptObject.class); |
jlaskey@3 | 70 | |
jlaskey@3 | 71 | /** ECMA 15.1.2.2 parseInt (string , radix) */ |
jlaskey@3 | 72 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 73 | public Object parseInt; |
jlaskey@3 | 74 | |
jlaskey@3 | 75 | /** ECMA 15.1.2.3 parseFloat (string) */ |
jlaskey@3 | 76 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 77 | public Object parseFloat; |
jlaskey@3 | 78 | |
jlaskey@3 | 79 | /** ECMA 15.1.2.4 isNaN (number) */ |
jlaskey@3 | 80 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 81 | public Object isNaN; |
jlaskey@3 | 82 | |
jlaskey@3 | 83 | /** ECMA 15.1.2.5 isFinite (number) */ |
jlaskey@3 | 84 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 85 | public Object isFinite; |
jlaskey@3 | 86 | |
jlaskey@3 | 87 | /** ECMA 15.1.3.3 encodeURI */ |
jlaskey@3 | 88 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 89 | public Object encodeURI; |
jlaskey@3 | 90 | |
jlaskey@3 | 91 | /** ECMA 15.1.3.4 encodeURIComponent */ |
jlaskey@3 | 92 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 93 | public Object encodeURIComponent; |
jlaskey@3 | 94 | |
jlaskey@3 | 95 | /** ECMA 15.1.3.1 decodeURI */ |
jlaskey@3 | 96 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 97 | public Object decodeURI; |
jlaskey@3 | 98 | |
jlaskey@3 | 99 | /** ECMA 15.1.3.2 decodeURIComponent */ |
jlaskey@3 | 100 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 101 | public Object decodeURIComponent; |
jlaskey@3 | 102 | |
jlaskey@3 | 103 | /** ECMA B.2.1 escape (string) */ |
jlaskey@3 | 104 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 105 | public Object escape; |
jlaskey@3 | 106 | |
jlaskey@3 | 107 | /** ECMA B.2.2 unescape (string) */ |
jlaskey@3 | 108 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 109 | public Object unescape; |
jlaskey@3 | 110 | |
jlaskey@3 | 111 | /** Nashorn extension: global.print */ |
jlaskey@3 | 112 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 113 | public Object print; |
jlaskey@3 | 114 | |
jlaskey@3 | 115 | /** Nashorn extension: global.load */ |
jlaskey@3 | 116 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 117 | public Object load; |
jlaskey@3 | 118 | |
jlaskey@3 | 119 | /** Value property NaN of the Global Object - ECMA 15.1.1.1 NaN */ |
jlaskey@3 | 120 | @Property(attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 121 | public final Object NaN = Double.NaN; |
jlaskey@3 | 122 | |
jlaskey@3 | 123 | /** Value property Infinity of the Global Object - ECMA 15.1.1.2 Infinity */ |
jlaskey@3 | 124 | @Property(attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 125 | public final Object Infinity = Double.POSITIVE_INFINITY; |
jlaskey@3 | 126 | |
jlaskey@3 | 127 | /** Value property Undefined of the Global Object - ECMA 15.1.1.3 Undefined */ |
jlaskey@3 | 128 | @Property(attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 129 | public final Object undefined = UNDEFINED; |
jlaskey@3 | 130 | |
jlaskey@3 | 131 | /** ECMA 15.1.2.1 eval(x) */ |
jlaskey@3 | 132 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 133 | public Object eval; |
jlaskey@3 | 134 | |
jlaskey@3 | 135 | /** ECMA 15.1.4.1 Object constructor. */ |
jlaskey@3 | 136 | @Property(name = "Object", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 137 | public volatile Object object; |
jlaskey@3 | 138 | |
jlaskey@3 | 139 | /** ECMA 15.1.4.2 Function constructor. */ |
jlaskey@3 | 140 | @Property(name = "Function", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 141 | public volatile Object function; |
jlaskey@3 | 142 | |
jlaskey@3 | 143 | /** ECMA 15.1.4.3 Array constructor. */ |
jlaskey@3 | 144 | @Property(name = "Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 145 | public volatile Object array; |
jlaskey@3 | 146 | |
jlaskey@3 | 147 | /** ECMA 15.1.4.4 String constructor */ |
jlaskey@3 | 148 | @Property(name = "String", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 149 | public volatile Object string; |
jlaskey@3 | 150 | |
jlaskey@3 | 151 | /** ECMA 15.1.4.5 Boolean constructor */ |
jlaskey@3 | 152 | @Property(name = "Boolean", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 153 | public volatile Object _boolean; |
jlaskey@3 | 154 | |
jlaskey@3 | 155 | /** ECMA 15.1.4.6 - Number constructor */ |
jlaskey@3 | 156 | @Property(name = "Number", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 157 | public volatile Object number; |
jlaskey@3 | 158 | |
jlaskey@3 | 159 | /** ECMA 15.1.4.7 Date constructor */ |
jlaskey@3 | 160 | @Property(name = "Date", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 161 | public volatile Object date; |
jlaskey@3 | 162 | |
jlaskey@3 | 163 | /** ECMA 15.1.4.8 RegExp constructor */ |
jlaskey@3 | 164 | @Property(name = "RegExp", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 165 | public volatile Object regexp; |
jlaskey@3 | 166 | |
jlaskey@3 | 167 | /** ECMA 15.12 - The JSON object */ |
jlaskey@3 | 168 | @Property(name = "JSON", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 169 | public volatile Object json; |
jlaskey@3 | 170 | |
jlaskey@3 | 171 | /** Nashorn extension: global.JSAdapter */ |
jlaskey@3 | 172 | @Property(name = "JSAdapter", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 173 | public volatile Object jsadapter; |
jlaskey@3 | 174 | |
jlaskey@3 | 175 | /** ECMA 15.8 - The Math object */ |
jlaskey@3 | 176 | @Property(name = "Math", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 177 | public volatile Object math; |
jlaskey@3 | 178 | |
jlaskey@3 | 179 | /** Error object */ |
jlaskey@3 | 180 | @Property(name = "Error", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 181 | public volatile Object error; |
jlaskey@3 | 182 | |
jlaskey@3 | 183 | /** EvalError object */ |
jlaskey@3 | 184 | @Property(name = "EvalError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 185 | public volatile Object evalError; |
jlaskey@3 | 186 | |
jlaskey@3 | 187 | /** RangeError object */ |
jlaskey@3 | 188 | @Property(name = "RangeError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 189 | public volatile Object rangeError; |
jlaskey@3 | 190 | |
jlaskey@3 | 191 | /** ReferenceError object */ |
jlaskey@3 | 192 | @Property(name = "ReferenceError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 193 | public volatile Object referenceError; |
jlaskey@3 | 194 | |
jlaskey@3 | 195 | /** SyntaxError object */ |
jlaskey@3 | 196 | @Property(name = "SyntaxError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 197 | public volatile Object syntaxError; |
jlaskey@3 | 198 | |
jlaskey@3 | 199 | /** TypeError object */ |
jlaskey@3 | 200 | @Property(name = "TypeError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 201 | public volatile Object typeError; |
jlaskey@3 | 202 | |
jlaskey@3 | 203 | /** URIError object */ |
jlaskey@3 | 204 | @Property(name = "URIError", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 205 | public volatile Object uriError; |
jlaskey@3 | 206 | |
jlaskey@3 | 207 | /** ArrayBuffer object */ |
jlaskey@3 | 208 | @Property(name = "ArrayBuffer", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 209 | public volatile Object arrayBuffer; |
jlaskey@3 | 210 | |
jlaskey@3 | 211 | /** TypedArray (int8) */ |
jlaskey@3 | 212 | @Property(name = "Int8Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 213 | public volatile Object int8Array; |
jlaskey@3 | 214 | |
jlaskey@3 | 215 | /** TypedArray (uint8) */ |
jlaskey@3 | 216 | @Property(name = "Uint8Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 217 | public volatile Object uint8Array; |
jlaskey@3 | 218 | |
jlaskey@3 | 219 | /** TypedArray (uint8) - Clamped */ |
jlaskey@3 | 220 | @Property(name = "Uint8ClampedArray", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 221 | public volatile Object uint8ClampedArray; |
jlaskey@3 | 222 | |
jlaskey@3 | 223 | /** TypedArray (int16) */ |
jlaskey@3 | 224 | @Property(name = "Int16Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 225 | public volatile Object int16Array; |
jlaskey@3 | 226 | |
jlaskey@3 | 227 | /** TypedArray (uint16) */ |
jlaskey@3 | 228 | @Property(name = "Uint16Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 229 | public volatile Object uint16Array; |
jlaskey@3 | 230 | |
jlaskey@3 | 231 | /** TypedArray (int32) */ |
jlaskey@3 | 232 | @Property(name = "Int32Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 233 | public volatile Object int32Array; |
jlaskey@3 | 234 | |
jlaskey@3 | 235 | /** TypedArray (uint32) */ |
jlaskey@3 | 236 | @Property(name = "Uint32Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 237 | public volatile Object uint32Array; |
jlaskey@3 | 238 | |
jlaskey@3 | 239 | /** TypedArray (float32) */ |
jlaskey@3 | 240 | @Property(name = "Float32Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 241 | public volatile Object float32Array; |
jlaskey@3 | 242 | |
jlaskey@3 | 243 | /** TypedArray (float64) */ |
jlaskey@3 | 244 | @Property(name = "Float64Array", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 245 | public volatile Object float64Array; |
jlaskey@3 | 246 | |
jlaskey@3 | 247 | /** Nashorn extension: Java access - global.Packages */ |
jlaskey@3 | 248 | @Property(name = "Packages", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 249 | public volatile Object packages; |
jlaskey@3 | 250 | |
jlaskey@3 | 251 | /** Nashorn extension: Java access - global.java */ |
jlaskey@3 | 252 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 253 | public volatile Object java; |
jlaskey@3 | 254 | |
jlaskey@3 | 255 | /** Nashorn extension: Java access - global.javax */ |
jlaskey@3 | 256 | @Property(attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 257 | public Object javax; |
jlaskey@3 | 258 | |
jlaskey@3 | 259 | /** Nashorn extension: Java access - global.javaImporter */ |
jlaskey@3 | 260 | @Property(name = "JavaImporter", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 261 | public volatile Object javaImporter; |
jlaskey@3 | 262 | |
jlaskey@3 | 263 | /** Nashorn extension: global.Java Object constructor. */ |
jlaskey@3 | 264 | @Property(name = "Java", attributes = Attribute.NOT_ENUMERABLE) |
jlaskey@3 | 265 | public volatile Object javaApi; |
jlaskey@3 | 266 | |
jlaskey@3 | 267 | /** Nashorn extension: current script's file name */ |
jlaskey@3 | 268 | @Property(name = "__FILE__", attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 269 | public Object __FILE__; |
jlaskey@3 | 270 | |
jlaskey@3 | 271 | /** Nashorn extension: current script's directory */ |
jlaskey@3 | 272 | @Property(name = "__DIR__", attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 273 | public Object __DIR__; |
jlaskey@3 | 274 | |
jlaskey@3 | 275 | /** Nashorn extension: current source line number being executed */ |
jlaskey@3 | 276 | @Property(name = "__LINE__", attributes = Attribute.NON_ENUMERABLE_CONSTANT) |
jlaskey@3 | 277 | public Object __LINE__; |
jlaskey@3 | 278 | |
jlaskey@3 | 279 | /** Used as Date.prototype's default value */ |
jlaskey@3 | 280 | public NativeDate DEFAULT_DATE; |
jlaskey@3 | 281 | |
jlaskey@3 | 282 | /** Used as RegExp.prototype's default value */ |
jlaskey@3 | 283 | public NativeRegExp DEFAULT_REGEXP; |
jlaskey@3 | 284 | |
jlaskey@3 | 285 | /* |
jlaskey@3 | 286 | * Built-in constructor objects: Even if user changes dynamic values of |
jlaskey@3 | 287 | * "Object", "Array" etc., we still want to keep original values of these |
jlaskey@3 | 288 | * constructors here. For example, we need to be able to create array, |
jlaskey@3 | 289 | * regexp literals even after user overwrites global "Array" or "RegExp" |
jlaskey@3 | 290 | * constructor - see also ECMA 262 spec. Annex D. |
jlaskey@3 | 291 | */ |
jlaskey@3 | 292 | private ScriptFunction builtinFunction; |
jlaskey@3 | 293 | private ScriptFunction builtinObject; |
jlaskey@3 | 294 | private ScriptFunction builtinArray; |
jlaskey@3 | 295 | private ScriptFunction builtinBoolean; |
jlaskey@3 | 296 | private ScriptFunction builtinDate; |
jlaskey@3 | 297 | private ScriptObject builtinJSON; |
jlaskey@3 | 298 | private ScriptFunction builtinJSAdapter; |
jlaskey@3 | 299 | private ScriptObject builtinMath; |
jlaskey@3 | 300 | private ScriptFunction builtinNumber; |
jlaskey@3 | 301 | private ScriptFunction builtinRegExp; |
jlaskey@3 | 302 | private ScriptFunction builtinString; |
jlaskey@3 | 303 | private ScriptFunction builtinError; |
jlaskey@3 | 304 | private ScriptFunction builtinEval; |
jlaskey@3 | 305 | private ScriptFunction builtinEvalError; |
jlaskey@3 | 306 | private ScriptFunction builtinRangeError; |
jlaskey@3 | 307 | private ScriptFunction builtinReferenceError; |
jlaskey@3 | 308 | private ScriptFunction builtinSyntaxError; |
jlaskey@3 | 309 | private ScriptFunction builtinTypeError; |
jlaskey@3 | 310 | private ScriptFunction builtinURIError; |
jlaskey@3 | 311 | private ScriptObject builtinPackages; |
jlaskey@3 | 312 | private ScriptObject builtinJava; |
jlaskey@3 | 313 | private ScriptObject builtinJavax; |
jlaskey@3 | 314 | private ScriptObject builtinJavaImporter; |
jlaskey@3 | 315 | private ScriptObject builtinJavaApi; |
jlaskey@3 | 316 | private ScriptObject builtinArrayBuffer; |
jlaskey@3 | 317 | private ScriptObject builtinInt8Array; |
jlaskey@3 | 318 | private ScriptObject builtinUint8Array; |
jlaskey@3 | 319 | private ScriptObject builtinUint8ClampedArray; |
jlaskey@3 | 320 | private ScriptObject builtinInt16Array; |
jlaskey@3 | 321 | private ScriptObject builtinUint16Array; |
jlaskey@3 | 322 | private ScriptObject builtinInt32Array; |
jlaskey@3 | 323 | private ScriptObject builtinUint32Array; |
jlaskey@3 | 324 | private ScriptObject builtinFloat32Array; |
jlaskey@3 | 325 | private ScriptObject builtinFloat64Array; |
jlaskey@3 | 326 | |
jlaskey@3 | 327 | // Flag to indicate that a split method issued a return statement |
jlaskey@3 | 328 | private int splitState = -1; |
jlaskey@3 | 329 | |
jlaskey@3 | 330 | // class cache |
jlaskey@3 | 331 | private ClassCache classCache; |
jlaskey@3 | 332 | |
jlaskey@3 | 333 | private static final MethodHandle EVAL = findOwnMH("eval", Object.class, Object.class, Object.class); |
jlaskey@3 | 334 | private static final MethodHandle PRINT = findOwnMH("print", Object.class, Object.class, Object[].class); |
jlaskey@3 | 335 | private static final MethodHandle PRINTLN = findOwnMH("println", Object.class, Object.class, Object[].class); |
jlaskey@3 | 336 | private static final MethodHandle LOAD = findOwnMH("load", Object.class, Object.class, Object.class); |
jlaskey@3 | 337 | |
jlaskey@3 | 338 | /** |
jlaskey@3 | 339 | * Constructor |
jlaskey@3 | 340 | */ |
jlaskey@3 | 341 | public Global() { |
jlaskey@3 | 342 | this.setIsScope(); |
jlaskey@3 | 343 | /* |
jlaskey@3 | 344 | * Duplicate global's map and use it. This way the initial Map filled |
jlaskey@3 | 345 | * by nasgen (referenced from static field in this class) is retained |
jlaskey@3 | 346 | * 'as is'. This allows multiple globals to be used within a context. |
jlaskey@3 | 347 | */ |
jlaskey@3 | 348 | this.setMap(getMap().duplicate()); |
jlaskey@3 | 349 | |
jlaskey@3 | 350 | final int cacheSize = getContext()._class_cache_size; |
jlaskey@3 | 351 | if (cacheSize > 0) { |
jlaskey@3 | 352 | classCache = new ClassCache(cacheSize); |
jlaskey@3 | 353 | } |
jlaskey@3 | 354 | } |
jlaskey@3 | 355 | |
jlaskey@3 | 356 | /** |
jlaskey@3 | 357 | * Script access to unique context specific Global instance |
jlaskey@3 | 358 | * |
jlaskey@3 | 359 | * @return the global singleton |
jlaskey@3 | 360 | */ |
jlaskey@3 | 361 | public static Global instance() { |
jlaskey@3 | 362 | return (Global)Context.getGlobal(); |
jlaskey@3 | 363 | } |
jlaskey@3 | 364 | |
jlaskey@3 | 365 | /** |
jlaskey@3 | 366 | * Script access to {@link Context} |
jlaskey@3 | 367 | * |
jlaskey@3 | 368 | * @return the context |
jlaskey@3 | 369 | */ |
sundar@41 | 370 | static Context getThisContext() { |
jlaskey@3 | 371 | return instance().getContext(); |
jlaskey@3 | 372 | } |
jlaskey@3 | 373 | |
jlaskey@3 | 374 | /** |
jlaskey@3 | 375 | * Script access check for strict mode |
jlaskey@3 | 376 | * |
jlaskey@3 | 377 | * @return true if strict mode enabled in {@link Global#getThisContext()} |
jlaskey@3 | 378 | */ |
sundar@41 | 379 | static boolean isStrict() { |
jlaskey@3 | 380 | return getThisContext()._strict; |
jlaskey@3 | 381 | } |
jlaskey@3 | 382 | |
jlaskey@3 | 383 | // GlobalObject interface implementation |
jlaskey@3 | 384 | |
jlaskey@3 | 385 | @Override |
jlaskey@3 | 386 | public void initBuiltinObjects() { |
jlaskey@3 | 387 | if (this.builtinObject != null) { |
jlaskey@3 | 388 | // already initialized, just return |
jlaskey@3 | 389 | return; |
jlaskey@3 | 390 | } |
jlaskey@3 | 391 | |
sundar@41 | 392 | init(); |
jlaskey@3 | 393 | } |
jlaskey@3 | 394 | |
jlaskey@3 | 395 | @Override |
jlaskey@3 | 396 | public ScriptFunction newScriptFunction(final String name, final MethodHandle handle, final ScriptObject scope, final boolean strict) { |
jlaskey@3 | 397 | return new ScriptFunctionImpl(name, handle, scope, strict, null); |
jlaskey@3 | 398 | } |
jlaskey@3 | 399 | |
jlaskey@3 | 400 | @Override |
jlaskey@3 | 401 | public Object wrapAsObject(final Object obj) { |
jlaskey@3 | 402 | if (obj instanceof Boolean) { |
jlaskey@3 | 403 | return new NativeBoolean((Boolean)obj); |
jlaskey@3 | 404 | } else if (obj instanceof Number) { |
jlaskey@3 | 405 | return new NativeNumber(((Number)obj).doubleValue()); |
jlaskey@3 | 406 | } else if (obj instanceof String || obj instanceof ConsString) { |
jlaskey@3 | 407 | return new NativeString((CharSequence)obj); |
jlaskey@3 | 408 | } else if (obj instanceof Object[]) { // extension |
jlaskey@3 | 409 | return new NativeArray((Object[])obj); |
jlaskey@3 | 410 | } else if (obj instanceof double[]) { // extension |
jlaskey@3 | 411 | return new NativeArray((double[])obj); |
jlaskey@3 | 412 | } else if (obj instanceof long[]) { |
jlaskey@3 | 413 | return new NativeArray((long[])obj); |
jlaskey@3 | 414 | } else if (obj instanceof int[]) { |
jlaskey@3 | 415 | return new NativeArray((int[])obj); |
jlaskey@3 | 416 | } else { |
jlaskey@3 | 417 | // FIXME: more special cases? Map? List? |
jlaskey@3 | 418 | return obj; |
jlaskey@3 | 419 | } |
jlaskey@3 | 420 | } |
jlaskey@3 | 421 | |
jlaskey@3 | 422 | @Override |
hannesw@51 | 423 | public GuardedInvocation primitiveLookup(final LinkRequest request, final Object self) { |
hannesw@51 | 424 | if (self instanceof String || self instanceof ConsString) { |
hannesw@51 | 425 | return NativeString.lookupPrimitive(request, self); |
hannesw@51 | 426 | } else if (self instanceof Number) { |
hannesw@51 | 427 | return NativeNumber.lookupPrimitive(request, self); |
hannesw@51 | 428 | } else if (self instanceof Boolean) { |
hannesw@51 | 429 | return NativeBoolean.lookupPrimitive(request, self); |
hannesw@51 | 430 | } |
hannesw@51 | 431 | throw new IllegalArgumentException("Unsupported primitive: " + self); |
jlaskey@3 | 432 | } |
jlaskey@3 | 433 | |
jlaskey@3 | 434 | @Override |
jlaskey@3 | 435 | public ScriptObject newObject() { |
jlaskey@3 | 436 | return newEmptyInstance(); |
jlaskey@3 | 437 | } |
jlaskey@3 | 438 | |
jlaskey@3 | 439 | @Override |
jlaskey@3 | 440 | public Object getDefaultValue(final ScriptObject sobj, final Class<?> typeHint) { |
jlaskey@3 | 441 | // When the [[DefaultValue]] internal method of O is called with no hint, |
jlaskey@3 | 442 | // then it behaves as if the hint were Number, unless O is a Date object |
jlaskey@3 | 443 | // in which case it behaves as if the hint were String. |
jlaskey@3 | 444 | Class<?> hint = typeHint; |
jlaskey@3 | 445 | if (hint == null) { |
jlaskey@3 | 446 | hint = Number.class; |
jlaskey@3 | 447 | } |
jlaskey@3 | 448 | |
jlaskey@3 | 449 | try { |
jlaskey@3 | 450 | if (hint == String.class) { |
jlaskey@3 | 451 | |
jlaskey@3 | 452 | final Object toString = TO_STRING.getGetter().invokeExact(sobj); |
jlaskey@3 | 453 | if (toString instanceof ScriptFunction) { |
jlaskey@3 | 454 | final Object value = TO_STRING.getInvoker().invokeExact(toString, sobj); |
jlaskey@3 | 455 | if (JSType.isPrimitive(value)) { |
jlaskey@3 | 456 | return value; |
jlaskey@3 | 457 | } |
jlaskey@3 | 458 | } |
jlaskey@3 | 459 | |
jlaskey@3 | 460 | final Object valueOf = VALUE_OF.getGetter().invokeExact(sobj); |
jlaskey@3 | 461 | if (valueOf instanceof ScriptFunction) { |
jlaskey@3 | 462 | final Object value = VALUE_OF.getInvoker().invokeExact(valueOf, sobj); |
jlaskey@3 | 463 | if (JSType.isPrimitive(value)) { |
jlaskey@3 | 464 | return value; |
jlaskey@3 | 465 | } |
jlaskey@3 | 466 | } |
jlaskey@3 | 467 | typeError(this, "cannot.get.default.string"); |
jlaskey@3 | 468 | } |
jlaskey@3 | 469 | |
jlaskey@3 | 470 | if (hint == Number.class) { |
jlaskey@3 | 471 | final Object valueOf = VALUE_OF.getGetter().invokeExact(sobj); |
jlaskey@3 | 472 | if (valueOf instanceof ScriptFunction) { |
jlaskey@3 | 473 | final Object value = VALUE_OF.getInvoker().invokeExact(valueOf, sobj); |
jlaskey@3 | 474 | if (JSType.isPrimitive(value)) { |
jlaskey@3 | 475 | return value; |
jlaskey@3 | 476 | } |
jlaskey@3 | 477 | } |
jlaskey@3 | 478 | |
jlaskey@3 | 479 | final Object toString = TO_STRING.getGetter().invokeExact(sobj); |
jlaskey@3 | 480 | if (toString instanceof ScriptFunction) { |
jlaskey@3 | 481 | final Object value = TO_STRING.getInvoker().invokeExact(toString, sobj); |
jlaskey@3 | 482 | if (JSType.isPrimitive(value)) { |
jlaskey@3 | 483 | return value; |
jlaskey@3 | 484 | } |
jlaskey@3 | 485 | } |
jlaskey@3 | 486 | |
jlaskey@3 | 487 | typeError(this, "cannot.get.default.number"); |
jlaskey@3 | 488 | } |
jlaskey@3 | 489 | } catch (final RuntimeException | Error e) { |
jlaskey@3 | 490 | throw e; |
jlaskey@3 | 491 | } catch (final Throwable t) { |
jlaskey@3 | 492 | throw new RuntimeException(t); |
jlaskey@3 | 493 | } |
jlaskey@3 | 494 | |
jlaskey@3 | 495 | return UNDEFINED; |
jlaskey@3 | 496 | } |
jlaskey@3 | 497 | |
jlaskey@3 | 498 | @Override |
jlaskey@3 | 499 | public boolean isError(final ScriptObject sobj) { |
jlaskey@3 | 500 | final ScriptObject errorProto = getErrorPrototype(); |
jlaskey@3 | 501 | ScriptObject proto = sobj.getProto(); |
jlaskey@3 | 502 | while (proto != null) { |
jlaskey@3 | 503 | if (proto == errorProto) { |
jlaskey@3 | 504 | return true; |
jlaskey@3 | 505 | } |
jlaskey@3 | 506 | proto = proto.getProto(); |
jlaskey@3 | 507 | } |
jlaskey@3 | 508 | return false; |
jlaskey@3 | 509 | } |
jlaskey@3 | 510 | |
jlaskey@3 | 511 | @Override |
jlaskey@3 | 512 | public ScriptObject newError(final String msg) { |
jlaskey@3 | 513 | return new NativeError(msg); |
jlaskey@3 | 514 | } |
jlaskey@3 | 515 | |
jlaskey@3 | 516 | @Override |
jlaskey@3 | 517 | public ScriptObject newEvalError(final String msg) { |
jlaskey@3 | 518 | return new NativeEvalError(msg); |
jlaskey@3 | 519 | } |
jlaskey@3 | 520 | |
jlaskey@3 | 521 | @Override |
jlaskey@3 | 522 | public ScriptObject newRangeError(final String msg) { |
jlaskey@3 | 523 | return new NativeRangeError(msg); |
jlaskey@3 | 524 | } |
jlaskey@3 | 525 | |
jlaskey@3 | 526 | @Override |
jlaskey@3 | 527 | public ScriptObject newReferenceError(final String msg) { |
jlaskey@3 | 528 | return new NativeReferenceError(msg); |
jlaskey@3 | 529 | } |
jlaskey@3 | 530 | |
jlaskey@3 | 531 | @Override |
jlaskey@3 | 532 | public ScriptObject newSyntaxError(final String msg) { |
jlaskey@3 | 533 | return new NativeSyntaxError(msg); |
jlaskey@3 | 534 | } |
jlaskey@3 | 535 | |
jlaskey@3 | 536 | @Override |
jlaskey@3 | 537 | public ScriptObject newTypeError(final String msg) { |
jlaskey@3 | 538 | return new NativeTypeError(msg); |
jlaskey@3 | 539 | } |
jlaskey@3 | 540 | |
jlaskey@3 | 541 | @Override |
jlaskey@3 | 542 | public ScriptObject newURIError(final String msg) { |
jlaskey@3 | 543 | return new NativeURIError(msg); |
jlaskey@3 | 544 | } |
jlaskey@3 | 545 | |
jlaskey@3 | 546 | @Override |
jlaskey@3 | 547 | public PropertyDescriptor newGenericDescriptor(final boolean configurable, final boolean enumerable) { |
jlaskey@3 | 548 | return new GenericPropertyDescriptor(configurable, enumerable); |
jlaskey@3 | 549 | } |
jlaskey@3 | 550 | |
jlaskey@3 | 551 | @Override |
jlaskey@3 | 552 | public PropertyDescriptor newDataDescriptor(final Object value, final boolean configurable, final boolean enumerable, final boolean writable) { |
jlaskey@3 | 553 | return new DataPropertyDescriptor(configurable, enumerable, writable, value); |
jlaskey@3 | 554 | } |
jlaskey@3 | 555 | |
jlaskey@3 | 556 | @Override |
jlaskey@3 | 557 | public PropertyDescriptor newAccessorDescriptor(final Object get, final Object set, final boolean configurable, final boolean enumerable) { |
jlaskey@3 | 558 | final AccessorPropertyDescriptor desc = new AccessorPropertyDescriptor(configurable, enumerable, get == null ? UNDEFINED : get, set == null ? UNDEFINED : set); |
jlaskey@3 | 559 | |
jlaskey@3 | 560 | final boolean strict = getContext()._strict; |
jlaskey@3 | 561 | |
jlaskey@3 | 562 | if (get == null) { |
jlaskey@3 | 563 | desc.delete(PropertyDescriptor.GET, strict); |
jlaskey@3 | 564 | } |
jlaskey@3 | 565 | |
jlaskey@3 | 566 | if (set == null) { |
jlaskey@3 | 567 | desc.delete(PropertyDescriptor.SET, strict); |
jlaskey@3 | 568 | } |
jlaskey@3 | 569 | |
jlaskey@3 | 570 | return desc; |
jlaskey@3 | 571 | } |
jlaskey@3 | 572 | |
jlaskey@3 | 573 | |
jlaskey@3 | 574 | /** |
jlaskey@3 | 575 | * Cache for compiled script classes. |
jlaskey@3 | 576 | */ |
jlaskey@3 | 577 | @SuppressWarnings("serial") |
jlaskey@3 | 578 | private static class ClassCache extends LinkedHashMap<Source, SoftReference<Class<?>>> { |
jlaskey@3 | 579 | private final int size; |
jlaskey@3 | 580 | |
jlaskey@3 | 581 | ClassCache(int size) { |
jlaskey@3 | 582 | super(size, 0.75f, true); |
jlaskey@3 | 583 | this.size = size; |
jlaskey@3 | 584 | } |
jlaskey@3 | 585 | |
jlaskey@3 | 586 | @Override |
jlaskey@3 | 587 | protected boolean removeEldestEntry(final Map.Entry<Source, SoftReference<Class<?>>> eldest) { |
jlaskey@3 | 588 | return size() >= size; |
jlaskey@3 | 589 | } |
jlaskey@3 | 590 | } |
jlaskey@3 | 591 | |
jlaskey@3 | 592 | // Class cache management |
jlaskey@3 | 593 | @Override |
jlaskey@3 | 594 | public Class<?> findCachedClass(final Source source) { |
jlaskey@3 | 595 | assert classCache != null : "Class cache used without being initialized"; |
jlaskey@3 | 596 | SoftReference<Class<?>> ref = classCache.get(source); |
jlaskey@3 | 597 | if (ref != null) { |
jlaskey@3 | 598 | final Class<?> clazz = ref.get(); |
jlaskey@3 | 599 | if (clazz == null) { |
jlaskey@3 | 600 | classCache.remove(source); |
jlaskey@3 | 601 | } |
jlaskey@3 | 602 | return clazz; |
jlaskey@3 | 603 | } |
jlaskey@3 | 604 | |
jlaskey@3 | 605 | return null; |
jlaskey@3 | 606 | } |
jlaskey@3 | 607 | |
jlaskey@3 | 608 | @Override |
jlaskey@3 | 609 | public void cacheClass(final Source source, final Class<?> clazz) { |
jlaskey@3 | 610 | assert classCache != null : "Class cache used without being initialized"; |
jlaskey@3 | 611 | classCache.put(source, new SoftReference<Class<?>>(clazz)); |
jlaskey@3 | 612 | } |
jlaskey@3 | 613 | |
jlaskey@3 | 614 | /** |
jlaskey@3 | 615 | * This is the eval used when 'indirect' eval call is made. |
jlaskey@3 | 616 | * |
jlaskey@3 | 617 | * var global = this; |
jlaskey@3 | 618 | * global.eval("print('hello')"); |
jlaskey@3 | 619 | * |
jlaskey@3 | 620 | * @param self eval scope |
jlaskey@3 | 621 | * @param str eval string |
jlaskey@3 | 622 | * |
jlaskey@3 | 623 | * @return the result of eval |
jlaskey@3 | 624 | */ |
jlaskey@3 | 625 | public static Object eval(final Object self, final Object str) { |
jlaskey@3 | 626 | return directEval(self, str, UNDEFINED, UNDEFINED, UNDEFINED); |
jlaskey@3 | 627 | } |
jlaskey@3 | 628 | |
jlaskey@3 | 629 | /** |
jlaskey@3 | 630 | * Direct eval |
jlaskey@3 | 631 | * |
jlaskey@3 | 632 | * @param self The scope of eval passed as 'self' |
jlaskey@3 | 633 | * @param str Evaluated code |
jlaskey@3 | 634 | * @param callThis "this" to be passed to the evaluated code |
jlaskey@3 | 635 | * @param location location of the eval call |
jlaskey@3 | 636 | * @param strict is eval called a strict mode code? |
jlaskey@3 | 637 | * |
jlaskey@3 | 638 | * @return the return value of the eval |
jlaskey@3 | 639 | * |
jlaskey@3 | 640 | * This is directly invoked from generated when eval(code) is called in user code |
jlaskey@3 | 641 | */ |
jlaskey@3 | 642 | public static Object directEval(final Object self, final Object str, final Object callThis, final Object location, final Object strict) { |
jlaskey@3 | 643 | if (!(str instanceof String || str instanceof ConsString)) { |
jlaskey@3 | 644 | return str; |
jlaskey@3 | 645 | } |
sundar@41 | 646 | final Global global = Global.instance(); |
sundar@41 | 647 | final ScriptObject scope = (self instanceof ScriptObject) ? (ScriptObject)self : global; |
jlaskey@3 | 648 | |
sundar@41 | 649 | return global.getContext().eval(scope, str.toString(), callThis, location, Boolean.TRUE.equals(strict)); |
jlaskey@3 | 650 | } |
jlaskey@3 | 651 | |
jlaskey@3 | 652 | /** |
jlaskey@3 | 653 | * Global print implementation - Nashorn extension |
jlaskey@3 | 654 | * |
jlaskey@3 | 655 | * @param self scope |
jlaskey@3 | 656 | * @param objects arguments to print |
jlaskey@3 | 657 | * |
jlaskey@3 | 658 | * @return result of print (undefined) |
jlaskey@3 | 659 | */ |
jlaskey@3 | 660 | public static Object print(final Object self, final Object... objects) { |
jlaskey@3 | 661 | return printImpl(false, objects); |
jlaskey@3 | 662 | } |
jlaskey@3 | 663 | |
jlaskey@3 | 664 | /** |
jlaskey@3 | 665 | * Global println implementation - Nashorn extension |
jlaskey@3 | 666 | * |
jlaskey@3 | 667 | * @param self scope |
jlaskey@3 | 668 | * @param objects arguments to print |
jlaskey@3 | 669 | * |
jlaskey@3 | 670 | * @return result of println (undefined) |
jlaskey@3 | 671 | */ |
jlaskey@3 | 672 | public static Object println(final Object self, final Object... objects) { |
jlaskey@3 | 673 | return printImpl(true, objects); |
jlaskey@3 | 674 | } |
jlaskey@3 | 675 | |
jlaskey@3 | 676 | /** |
jlaskey@3 | 677 | * Global load implementation - Nashorn extension |
jlaskey@3 | 678 | * |
jlaskey@3 | 679 | * @param self scope |
jlaskey@3 | 680 | * @param source source to load |
jlaskey@3 | 681 | * |
jlaskey@3 | 682 | * @return result of load (undefined) |
jlaskey@3 | 683 | * |
jlaskey@3 | 684 | * @throws IOException if source could not be read |
jlaskey@3 | 685 | */ |
jlaskey@3 | 686 | public static Object load(final Object self, final Object source) throws IOException { |
sundar@41 | 687 | final Global global = Global.instance(); |
sundar@41 | 688 | final ScriptObject scope = (self instanceof ScriptObject) ? (ScriptObject)self : global; |
sundar@41 | 689 | return global.getContext().load(scope, source); |
jlaskey@3 | 690 | } |
jlaskey@3 | 691 | |
jlaskey@3 | 692 | ScriptObject getFunctionPrototype() { |
jlaskey@3 | 693 | return ScriptFunction.getPrototype(builtinFunction); |
jlaskey@3 | 694 | } |
jlaskey@3 | 695 | |
jlaskey@3 | 696 | ScriptObject getObjectPrototype() { |
jlaskey@3 | 697 | return ScriptFunction.getPrototype(builtinObject); |
jlaskey@3 | 698 | } |
jlaskey@3 | 699 | |
jlaskey@3 | 700 | ScriptObject getArrayPrototype() { |
jlaskey@3 | 701 | return ScriptFunction.getPrototype(builtinArray); |
jlaskey@3 | 702 | } |
jlaskey@3 | 703 | |
jlaskey@3 | 704 | ScriptObject getBooleanPrototype() { |
jlaskey@3 | 705 | return ScriptFunction.getPrototype(builtinBoolean); |
jlaskey@3 | 706 | } |
jlaskey@3 | 707 | |
jlaskey@3 | 708 | ScriptObject getNumberPrototype() { |
jlaskey@3 | 709 | return ScriptFunction.getPrototype(builtinNumber); |
jlaskey@3 | 710 | } |
jlaskey@3 | 711 | |
jlaskey@3 | 712 | ScriptObject getDatePrototype() { |
jlaskey@3 | 713 | return ScriptFunction.getPrototype(builtinDate); |
jlaskey@3 | 714 | } |
jlaskey@3 | 715 | |
jlaskey@3 | 716 | ScriptObject getRegExpPrototype() { |
jlaskey@3 | 717 | return ScriptFunction.getPrototype(builtinRegExp); |
jlaskey@3 | 718 | } |
jlaskey@3 | 719 | |
jlaskey@3 | 720 | ScriptObject getStringPrototype() { |
jlaskey@3 | 721 | return ScriptFunction.getPrototype(builtinString); |
jlaskey@3 | 722 | } |
jlaskey@3 | 723 | |
jlaskey@3 | 724 | ScriptObject getErrorPrototype() { |
jlaskey@3 | 725 | return ScriptFunction.getPrototype(builtinError); |
jlaskey@3 | 726 | } |
jlaskey@3 | 727 | |
jlaskey@3 | 728 | ScriptObject getEvalErrorPrototype() { |
jlaskey@3 | 729 | return ScriptFunction.getPrototype(builtinEvalError); |
jlaskey@3 | 730 | } |
jlaskey@3 | 731 | |
jlaskey@3 | 732 | ScriptObject getRangeErrorPrototype() { |
jlaskey@3 | 733 | return ScriptFunction.getPrototype(builtinRangeError); |
jlaskey@3 | 734 | } |
jlaskey@3 | 735 | |
jlaskey@3 | 736 | ScriptObject getReferenceErrorPrototype() { |
jlaskey@3 | 737 | return ScriptFunction.getPrototype(builtinReferenceError); |
jlaskey@3 | 738 | } |
jlaskey@3 | 739 | |
jlaskey@3 | 740 | ScriptObject getSyntaxErrorPrototype() { |
jlaskey@3 | 741 | return ScriptFunction.getPrototype(builtinSyntaxError); |
jlaskey@3 | 742 | } |
jlaskey@3 | 743 | |
jlaskey@3 | 744 | ScriptObject getTypeErrorPrototype() { |
jlaskey@3 | 745 | return ScriptFunction.getPrototype(builtinTypeError); |
jlaskey@3 | 746 | } |
jlaskey@3 | 747 | |
jlaskey@3 | 748 | ScriptObject getURIErrorPrototype() { |
jlaskey@3 | 749 | return ScriptFunction.getPrototype(builtinURIError); |
jlaskey@3 | 750 | } |
jlaskey@3 | 751 | |
jlaskey@3 | 752 | ScriptObject getJavaImporterPrototype() { |
jlaskey@3 | 753 | return ScriptFunction.getPrototype(builtinJavaImporter); |
jlaskey@3 | 754 | } |
jlaskey@3 | 755 | |
jlaskey@3 | 756 | ScriptObject getJSAdapterPrototype() { |
jlaskey@3 | 757 | return ScriptFunction.getPrototype(builtinJSAdapter); |
jlaskey@3 | 758 | } |
jlaskey@3 | 759 | |
jlaskey@3 | 760 | ScriptObject getArrayBufferPrototype() { |
jlaskey@3 | 761 | return ScriptFunction.getPrototype(builtinArrayBuffer); |
jlaskey@3 | 762 | } |
jlaskey@3 | 763 | |
jlaskey@3 | 764 | ScriptObject getInt8ArrayPrototype() { |
jlaskey@3 | 765 | return ScriptFunction.getPrototype(builtinInt8Array); |
jlaskey@3 | 766 | } |
jlaskey@3 | 767 | |
jlaskey@3 | 768 | ScriptObject getUint8ArrayPrototype() { |
jlaskey@3 | 769 | return ScriptFunction.getPrototype(builtinUint8Array); |
jlaskey@3 | 770 | } |
jlaskey@3 | 771 | |
jlaskey@3 | 772 | ScriptObject getUint8ClampedArrayPrototype() { |
jlaskey@3 | 773 | return ScriptFunction.getPrototype(builtinUint8ClampedArray); |
jlaskey@3 | 774 | } |
jlaskey@3 | 775 | |
jlaskey@3 | 776 | ScriptObject getInt16ArrayPrototype() { |
jlaskey@3 | 777 | return ScriptFunction.getPrototype(builtinInt16Array); |
jlaskey@3 | 778 | } |
jlaskey@3 | 779 | |
jlaskey@3 | 780 | ScriptObject getUint16ArrayPrototype() { |
jlaskey@3 | 781 | return ScriptFunction.getPrototype(builtinUint16Array); |
jlaskey@3 | 782 | } |
jlaskey@3 | 783 | |
jlaskey@3 | 784 | ScriptObject getInt32ArrayPrototype() { |
jlaskey@3 | 785 | return ScriptFunction.getPrototype(builtinInt32Array); |
jlaskey@3 | 786 | } |
jlaskey@3 | 787 | |
jlaskey@3 | 788 | ScriptObject getUint32ArrayPrototype() { |
jlaskey@3 | 789 | return ScriptFunction.getPrototype(builtinUint32Array); |
jlaskey@3 | 790 | } |
jlaskey@3 | 791 | |
jlaskey@3 | 792 | ScriptObject getFloat32ArrayPrototype() { |
jlaskey@3 | 793 | return ScriptFunction.getPrototype(builtinFloat32Array); |
jlaskey@3 | 794 | } |
jlaskey@3 | 795 | |
jlaskey@3 | 796 | ScriptObject getFloat64ArrayPrototype() { |
jlaskey@3 | 797 | return ScriptFunction.getPrototype(builtinFloat64Array); |
jlaskey@3 | 798 | } |
jlaskey@3 | 799 | |
jlaskey@3 | 800 | private ScriptFunction getBuiltinArray() { |
jlaskey@3 | 801 | return builtinArray; |
jlaskey@3 | 802 | } |
jlaskey@3 | 803 | |
jlaskey@3 | 804 | |
jlaskey@3 | 805 | /** |
jlaskey@3 | 806 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 807 | * |
jlaskey@3 | 808 | * @return true if builtin array has not been overridden |
jlaskey@3 | 809 | */ |
jlaskey@3 | 810 | public static boolean isBuiltinArray() { |
jlaskey@3 | 811 | final Global instance = Global.instance(); |
jlaskey@3 | 812 | return instance.array == instance.getBuiltinArray(); |
jlaskey@3 | 813 | } |
jlaskey@3 | 814 | |
jlaskey@3 | 815 | private ScriptFunction getBuiltinBoolean() { |
jlaskey@3 | 816 | return builtinBoolean; |
jlaskey@3 | 817 | } |
jlaskey@3 | 818 | |
jlaskey@3 | 819 | /** |
jlaskey@3 | 820 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 821 | * |
jlaskey@3 | 822 | * @return true if builtin boolean has not been overridden |
jlaskey@3 | 823 | */ |
jlaskey@3 | 824 | public static boolean isBuiltinBoolean() { |
jlaskey@3 | 825 | final Global instance = Global.instance(); |
jlaskey@3 | 826 | return instance._boolean == instance.getBuiltinBoolean(); |
jlaskey@3 | 827 | } |
jlaskey@3 | 828 | |
jlaskey@3 | 829 | private ScriptFunction getBuiltinDate() { |
jlaskey@3 | 830 | return builtinDate; |
jlaskey@3 | 831 | } |
jlaskey@3 | 832 | |
jlaskey@3 | 833 | /** |
jlaskey@3 | 834 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 835 | * |
jlaskey@3 | 836 | * @return true if builtin date has not been overridden |
jlaskey@3 | 837 | */ |
jlaskey@3 | 838 | public static boolean isBuiltinDate() { |
jlaskey@3 | 839 | final Global instance = Global.instance(); |
jlaskey@3 | 840 | return instance.date == instance.getBuiltinDate(); |
jlaskey@3 | 841 | } |
jlaskey@3 | 842 | |
jlaskey@3 | 843 | private ScriptFunction getBuiltinError() { |
jlaskey@3 | 844 | return builtinError; |
jlaskey@3 | 845 | } |
jlaskey@3 | 846 | |
jlaskey@3 | 847 | /** |
jlaskey@3 | 848 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 849 | * |
jlaskey@3 | 850 | * @return true if builtin error has not been overridden |
jlaskey@3 | 851 | */ |
jlaskey@3 | 852 | public static boolean isBuiltinError() { |
jlaskey@3 | 853 | final Global instance = Global.instance(); |
jlaskey@3 | 854 | return instance.error == instance.getBuiltinError(); |
jlaskey@3 | 855 | } |
jlaskey@3 | 856 | |
jlaskey@3 | 857 | private ScriptFunction getBuiltinEvalError() { |
jlaskey@3 | 858 | return builtinEvalError; |
jlaskey@3 | 859 | } |
jlaskey@3 | 860 | |
jlaskey@3 | 861 | /** |
jlaskey@3 | 862 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 863 | * |
jlaskey@3 | 864 | * @return true if builtin eval error has not been overridden |
jlaskey@3 | 865 | */ |
jlaskey@3 | 866 | public static boolean isBuiltinEvalError() { |
jlaskey@3 | 867 | final Global instance = Global.instance(); |
jlaskey@3 | 868 | return instance.evalError == instance.getBuiltinEvalError(); |
jlaskey@3 | 869 | } |
jlaskey@3 | 870 | |
jlaskey@3 | 871 | private ScriptFunction getBuiltinFunction() { |
jlaskey@3 | 872 | return builtinFunction; |
jlaskey@3 | 873 | } |
jlaskey@3 | 874 | |
jlaskey@3 | 875 | /** |
jlaskey@3 | 876 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 877 | * |
jlaskey@3 | 878 | * @return true if builtin function has not been overridden |
jlaskey@3 | 879 | */ |
jlaskey@3 | 880 | public static boolean isBuiltinFunction() { |
jlaskey@3 | 881 | final Global instance = Global.instance(); |
jlaskey@3 | 882 | return instance.function == instance.getBuiltinFunction(); |
jlaskey@3 | 883 | } |
jlaskey@3 | 884 | |
jlaskey@3 | 885 | private ScriptFunction getBuiltinJSAdapter() { |
jlaskey@3 | 886 | return builtinJSAdapter; |
jlaskey@3 | 887 | } |
jlaskey@3 | 888 | |
jlaskey@3 | 889 | /** |
jlaskey@3 | 890 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 891 | * |
jlaskey@3 | 892 | * @return true if builtin JSAdapter has not been overridden |
jlaskey@3 | 893 | */ |
jlaskey@3 | 894 | public static boolean isBuiltinJSAdapter() { |
jlaskey@3 | 895 | final Global instance = Global.instance(); |
jlaskey@3 | 896 | return instance.jsadapter == instance.getBuiltinJSAdapter(); |
jlaskey@3 | 897 | } |
jlaskey@3 | 898 | |
jlaskey@3 | 899 | private ScriptObject getBuiltinJSON() { |
jlaskey@3 | 900 | return builtinJSON; |
jlaskey@3 | 901 | } |
jlaskey@3 | 902 | |
jlaskey@3 | 903 | /** |
jlaskey@3 | 904 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 905 | * |
jlaskey@3 | 906 | * @return true if builtin JSON has has not been overridden |
jlaskey@3 | 907 | */ |
jlaskey@3 | 908 | public static boolean isBuiltinJSON() { |
jlaskey@3 | 909 | final Global instance = Global.instance(); |
jlaskey@3 | 910 | return instance.json == instance.getBuiltinJSON(); |
jlaskey@3 | 911 | } |
jlaskey@3 | 912 | |
jlaskey@3 | 913 | private ScriptObject getBuiltinJava() { |
jlaskey@3 | 914 | return builtinJava; |
jlaskey@3 | 915 | } |
jlaskey@3 | 916 | |
jlaskey@3 | 917 | /** |
jlaskey@3 | 918 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 919 | * |
jlaskey@3 | 920 | * @return true if builtin Java has not been overridden |
jlaskey@3 | 921 | */ |
jlaskey@3 | 922 | public static boolean isBuiltinJava() { |
jlaskey@3 | 923 | final Global instance = Global.instance(); |
jlaskey@3 | 924 | return instance.java == instance.getBuiltinJava(); |
jlaskey@3 | 925 | } |
jlaskey@3 | 926 | |
jlaskey@3 | 927 | private ScriptObject getBuiltinJavax() { |
jlaskey@3 | 928 | return builtinJavax; |
jlaskey@3 | 929 | } |
jlaskey@3 | 930 | |
jlaskey@3 | 931 | /** |
jlaskey@3 | 932 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 933 | * |
jlaskey@3 | 934 | * @return true if builtin Javax has not been overridden |
jlaskey@3 | 935 | */ |
jlaskey@3 | 936 | public static boolean isBuiltinJavax() { |
jlaskey@3 | 937 | final Global instance = Global.instance(); |
jlaskey@3 | 938 | return instance.javax == instance.getBuiltinJavax(); |
jlaskey@3 | 939 | } |
jlaskey@3 | 940 | |
jlaskey@3 | 941 | private ScriptObject getBuiltinJavaImporter() { |
jlaskey@3 | 942 | return builtinJavaImporter; |
jlaskey@3 | 943 | } |
jlaskey@3 | 944 | |
jlaskey@3 | 945 | /** |
jlaskey@3 | 946 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 947 | * |
jlaskey@3 | 948 | * @return true if builtin Java importer has not been overridden |
jlaskey@3 | 949 | */ |
jlaskey@3 | 950 | public static boolean isBuiltinJavaImporter() { |
jlaskey@3 | 951 | final Global instance = Global.instance(); |
jlaskey@3 | 952 | return instance.javaImporter == instance.getBuiltinJavaImporter(); |
jlaskey@3 | 953 | } |
jlaskey@3 | 954 | |
jlaskey@3 | 955 | private ScriptObject getBuiltinMath() { |
jlaskey@3 | 956 | return builtinMath; |
jlaskey@3 | 957 | } |
jlaskey@3 | 958 | |
jlaskey@3 | 959 | /** |
jlaskey@3 | 960 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 961 | * |
jlaskey@3 | 962 | * @return true if builtin math has not been overridden |
jlaskey@3 | 963 | */ |
jlaskey@3 | 964 | public static boolean isBuiltinMath() { |
jlaskey@3 | 965 | final Global instance = Global.instance(); |
jlaskey@3 | 966 | return instance.math == instance.getBuiltinMath(); |
jlaskey@3 | 967 | } |
jlaskey@3 | 968 | |
jlaskey@3 | 969 | private ScriptFunction getBuiltinNumber() { |
jlaskey@3 | 970 | return builtinNumber; |
jlaskey@3 | 971 | } |
jlaskey@3 | 972 | |
jlaskey@3 | 973 | /** |
jlaskey@3 | 974 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 975 | * |
jlaskey@3 | 976 | * @return true if builtin number has not been overridden |
jlaskey@3 | 977 | */ |
jlaskey@3 | 978 | public static boolean isBuiltinNumber() { |
jlaskey@3 | 979 | final Global instance = Global.instance(); |
jlaskey@3 | 980 | return instance.number == instance.getBuiltinNumber(); |
jlaskey@3 | 981 | } |
jlaskey@3 | 982 | |
jlaskey@3 | 983 | private ScriptFunction getBuiltinObject() { |
jlaskey@3 | 984 | return builtinObject; |
jlaskey@3 | 985 | } |
jlaskey@3 | 986 | |
jlaskey@3 | 987 | /** |
jlaskey@3 | 988 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 989 | * |
jlaskey@3 | 990 | * @return true if builtin object has not been overridden |
jlaskey@3 | 991 | */ |
jlaskey@3 | 992 | public static boolean isBuiltinObject() { |
jlaskey@3 | 993 | final Global instance = Global.instance(); |
jlaskey@3 | 994 | return instance.object == instance.getBuiltinObject(); |
jlaskey@3 | 995 | } |
jlaskey@3 | 996 | |
jlaskey@3 | 997 | private ScriptObject getBuiltinPackages() { |
jlaskey@3 | 998 | return builtinPackages; |
jlaskey@3 | 999 | } |
jlaskey@3 | 1000 | |
jlaskey@3 | 1001 | /** |
jlaskey@3 | 1002 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1003 | * |
jlaskey@3 | 1004 | * @return true if builtin package has not been overridden |
jlaskey@3 | 1005 | */ |
jlaskey@3 | 1006 | public static boolean isBuiltinPackages() { |
jlaskey@3 | 1007 | final Global instance = Global.instance(); |
jlaskey@3 | 1008 | return instance.packages == instance.getBuiltinPackages(); |
jlaskey@3 | 1009 | } |
jlaskey@3 | 1010 | |
jlaskey@3 | 1011 | private ScriptFunction getBuiltinRangeError() { |
jlaskey@3 | 1012 | return builtinRangeError; |
jlaskey@3 | 1013 | } |
jlaskey@3 | 1014 | |
jlaskey@3 | 1015 | /** |
jlaskey@3 | 1016 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1017 | * |
jlaskey@3 | 1018 | * @return true if builtin range error has not been overridden |
jlaskey@3 | 1019 | */ |
jlaskey@3 | 1020 | public static boolean isBuiltinRangeError() { |
jlaskey@3 | 1021 | final Global instance = Global.instance(); |
jlaskey@3 | 1022 | return instance.rangeError == instance.getBuiltinRangeError(); |
jlaskey@3 | 1023 | } |
jlaskey@3 | 1024 | |
jlaskey@3 | 1025 | private ScriptFunction getBuiltinReferenceError() { |
jlaskey@3 | 1026 | return builtinReferenceError; |
jlaskey@3 | 1027 | } |
jlaskey@3 | 1028 | |
jlaskey@3 | 1029 | /** |
jlaskey@3 | 1030 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1031 | * |
jlaskey@3 | 1032 | * @return true if builtin reference error has not been overridden |
jlaskey@3 | 1033 | */ |
jlaskey@3 | 1034 | public static boolean isBuiltinReferenceError() { |
jlaskey@3 | 1035 | final Global instance = Global.instance(); |
jlaskey@3 | 1036 | return instance.referenceError == instance.getBuiltinReferenceError(); |
jlaskey@3 | 1037 | } |
jlaskey@3 | 1038 | |
jlaskey@3 | 1039 | private ScriptFunction getBuiltinRegExp() { |
jlaskey@3 | 1040 | return builtinRegExp; |
jlaskey@3 | 1041 | } |
jlaskey@3 | 1042 | |
jlaskey@3 | 1043 | /** |
jlaskey@3 | 1044 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1045 | * |
jlaskey@3 | 1046 | * @return true if builtin regexp has not been overridden |
jlaskey@3 | 1047 | */ |
jlaskey@3 | 1048 | public static boolean isBuiltinRegExp() { |
jlaskey@3 | 1049 | final Global instance = Global.instance(); |
jlaskey@3 | 1050 | return instance.regexp == instance.getBuiltinRegExp(); |
jlaskey@3 | 1051 | } |
jlaskey@3 | 1052 | |
jlaskey@3 | 1053 | private ScriptFunction getBuiltinString() { |
jlaskey@3 | 1054 | return builtinString; |
jlaskey@3 | 1055 | } |
jlaskey@3 | 1056 | |
jlaskey@3 | 1057 | /** |
jlaskey@3 | 1058 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1059 | * |
jlaskey@3 | 1060 | * @return true if builtin Java has not been overridden |
jlaskey@3 | 1061 | */ |
jlaskey@3 | 1062 | public static boolean isBuiltinString() { |
jlaskey@3 | 1063 | final Global instance = Global.instance(); |
jlaskey@3 | 1064 | return instance.string == instance.getBuiltinString(); |
jlaskey@3 | 1065 | } |
jlaskey@3 | 1066 | |
jlaskey@3 | 1067 | private ScriptFunction getBuiltinSyntaxError() { |
jlaskey@3 | 1068 | return builtinSyntaxError; |
jlaskey@3 | 1069 | } |
jlaskey@3 | 1070 | |
jlaskey@3 | 1071 | /** |
jlaskey@3 | 1072 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1073 | * |
jlaskey@3 | 1074 | * @return true if builtin syntax error has not been overridden |
jlaskey@3 | 1075 | */ |
jlaskey@3 | 1076 | public static boolean isBuiltinSyntaxError() { |
jlaskey@3 | 1077 | final Global instance = Global.instance(); |
jlaskey@3 | 1078 | return instance.syntaxError == instance.getBuiltinSyntaxError(); |
jlaskey@3 | 1079 | } |
jlaskey@3 | 1080 | |
jlaskey@3 | 1081 | private ScriptFunction getBuiltinTypeError() { |
jlaskey@3 | 1082 | return builtinTypeError; |
jlaskey@3 | 1083 | } |
jlaskey@3 | 1084 | |
jlaskey@3 | 1085 | /** |
jlaskey@3 | 1086 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1087 | * |
jlaskey@3 | 1088 | * @return true if builtin type error has not been overridden |
jlaskey@3 | 1089 | */ |
jlaskey@3 | 1090 | public static boolean isBuiltinTypeError() { |
jlaskey@3 | 1091 | final Global instance = Global.instance(); |
jlaskey@3 | 1092 | return instance.typeError == instance.getBuiltinTypeError(); |
jlaskey@3 | 1093 | } |
jlaskey@3 | 1094 | |
jlaskey@3 | 1095 | private ScriptFunction getBuiltinURIError() { |
jlaskey@3 | 1096 | return builtinURIError; |
jlaskey@3 | 1097 | } |
jlaskey@3 | 1098 | |
jlaskey@3 | 1099 | /** |
jlaskey@3 | 1100 | * Called from compiled script code to test if builtin has been overridden |
jlaskey@3 | 1101 | * |
jlaskey@3 | 1102 | * @return true if builtin URI error has not been overridden |
jlaskey@3 | 1103 | */ |
jlaskey@3 | 1104 | public static boolean isBuiltinURIError() { |
jlaskey@3 | 1105 | final Global instance = Global.instance(); |
jlaskey@3 | 1106 | return instance.uriError == instance.getBuiltinURIError(); |
jlaskey@3 | 1107 | } |
jlaskey@3 | 1108 | |
jlaskey@3 | 1109 | @Override |
jlaskey@3 | 1110 | public String getClassName() { |
jlaskey@3 | 1111 | return "global"; |
jlaskey@3 | 1112 | } |
jlaskey@3 | 1113 | |
jlaskey@3 | 1114 | /** |
jlaskey@3 | 1115 | * Copy function used to clone NativeRegExp objects. |
jlaskey@3 | 1116 | * |
jlaskey@3 | 1117 | * @param regexp a NativeRegExp to clone |
jlaskey@3 | 1118 | * |
jlaskey@3 | 1119 | * @return copy of the given regexp object |
jlaskey@3 | 1120 | */ |
jlaskey@3 | 1121 | public static Object regExpCopy(final Object regexp) { |
jlaskey@3 | 1122 | return new NativeRegExp((NativeRegExp)regexp); |
jlaskey@3 | 1123 | } |
jlaskey@3 | 1124 | |
jlaskey@3 | 1125 | /** |
jlaskey@3 | 1126 | * Convert given object to NativeRegExp type. |
jlaskey@3 | 1127 | * |
jlaskey@3 | 1128 | * @param obj object to be converted |
jlaskey@3 | 1129 | * @return NativeRegExp instance |
jlaskey@3 | 1130 | */ |
jlaskey@3 | 1131 | public static NativeRegExp toRegExp(final Object obj) { |
jlaskey@3 | 1132 | if (obj instanceof NativeRegExp) { |
jlaskey@3 | 1133 | return (NativeRegExp)obj; |
jlaskey@3 | 1134 | } |
jlaskey@3 | 1135 | return new NativeRegExp(JSType.toString(obj)); |
jlaskey@3 | 1136 | } |
jlaskey@3 | 1137 | |
jlaskey@3 | 1138 | /** |
jlaskey@3 | 1139 | * ECMA 9.9 ToObject implementation |
jlaskey@3 | 1140 | * |
jlaskey@3 | 1141 | * @param obj an item for which to run ToObject |
jlaskey@3 | 1142 | * @return ToObject version of given item |
jlaskey@3 | 1143 | */ |
jlaskey@3 | 1144 | public static Object toObject(final Object obj) { |
jlaskey@3 | 1145 | if (obj == null || obj == UNDEFINED) { |
sundar@44 | 1146 | typeError("not.an.object", ScriptRuntime.safeToString(obj)); |
jlaskey@3 | 1147 | } |
jlaskey@3 | 1148 | |
jlaskey@3 | 1149 | if (obj instanceof ScriptObject) { |
jlaskey@3 | 1150 | return obj; |
jlaskey@3 | 1151 | } |
jlaskey@3 | 1152 | |
jlaskey@3 | 1153 | return instance().wrapAsObject(obj); |
jlaskey@3 | 1154 | } |
jlaskey@3 | 1155 | |
jlaskey@3 | 1156 | /** |
jlaskey@3 | 1157 | * Allocate a new object array. |
jlaskey@3 | 1158 | * |
jlaskey@3 | 1159 | * @param initial object values. |
jlaskey@3 | 1160 | * @return the new array |
jlaskey@3 | 1161 | */ |
lagergren@66 | 1162 | public static NativeArray allocate(final Object[] initial) { |
jlaskey@3 | 1163 | return new NativeArray(initial); |
jlaskey@3 | 1164 | } |
jlaskey@3 | 1165 | |
jlaskey@3 | 1166 | /** |
jlaskey@3 | 1167 | * Allocate a new number array. |
jlaskey@3 | 1168 | * |
jlaskey@3 | 1169 | * @param initial number values. |
jlaskey@3 | 1170 | * @return the new array |
jlaskey@3 | 1171 | */ |
lagergren@66 | 1172 | public static NativeArray allocate(final double[] initial) { |
jlaskey@3 | 1173 | return new NativeArray(initial); |
jlaskey@3 | 1174 | } |
jlaskey@3 | 1175 | |
jlaskey@3 | 1176 | /** |
jlaskey@3 | 1177 | * Allocate a new long array. |
jlaskey@3 | 1178 | * |
jlaskey@3 | 1179 | * @param initial number values. |
jlaskey@3 | 1180 | * @return the new array |
jlaskey@3 | 1181 | */ |
lagergren@66 | 1182 | public static NativeArray allocate(final long[] initial) { |
jlaskey@3 | 1183 | return new NativeArray(initial); |
jlaskey@3 | 1184 | } |
jlaskey@3 | 1185 | |
jlaskey@3 | 1186 | /** |
jlaskey@3 | 1187 | * Allocate a new integer array. |
jlaskey@3 | 1188 | * |
jlaskey@3 | 1189 | * @param initial number values. |
jlaskey@3 | 1190 | * @return the new array |
jlaskey@3 | 1191 | */ |
lagergren@66 | 1192 | public static NativeArray allocate(final int[] initial) { |
jlaskey@3 | 1193 | return new NativeArray(initial); |
jlaskey@3 | 1194 | } |
jlaskey@3 | 1195 | |
jlaskey@3 | 1196 | /** |
jlaskey@3 | 1197 | * Allocate a new object array for arguments. |
jlaskey@3 | 1198 | * |
jlaskey@3 | 1199 | * @param arguments initial arguments passed. |
jlaskey@3 | 1200 | * @param callee reference to the function that uses arguments object |
jlaskey@3 | 1201 | * @param numParams actual number of declared parameters |
jlaskey@3 | 1202 | * |
jlaskey@3 | 1203 | * @return the new array |
jlaskey@3 | 1204 | */ |
attila@62 | 1205 | public static ScriptObject allocateArguments(final Object[] arguments, final Object callee, final int numParams) { |
jlaskey@3 | 1206 | return NativeArguments.allocate(arguments, (ScriptFunction)callee, numParams); |
jlaskey@3 | 1207 | } |
jlaskey@3 | 1208 | |
jlaskey@3 | 1209 | /** |
jlaskey@3 | 1210 | * Called from generated to check if given function is the builtin 'eval'. If |
jlaskey@3 | 1211 | * eval is used in a script, a lot of optimizations and assumptions cannot be done. |
jlaskey@3 | 1212 | * |
jlaskey@3 | 1213 | * @param fn function object that is checked |
jlaskey@3 | 1214 | * @return true if fn is the builtin eval |
jlaskey@3 | 1215 | */ |
jlaskey@3 | 1216 | public static boolean isEval(final Object fn) { |
jlaskey@3 | 1217 | return fn == Global.instance().builtinEval; |
jlaskey@3 | 1218 | } |
jlaskey@3 | 1219 | |
jlaskey@3 | 1220 | /** |
jlaskey@3 | 1221 | * Create a new RegExp object. |
jlaskey@3 | 1222 | * |
jlaskey@3 | 1223 | * @param expression Regular expression. |
jlaskey@3 | 1224 | * @param options Search options. |
jlaskey@3 | 1225 | * |
jlaskey@3 | 1226 | * @return New RegExp object. |
jlaskey@3 | 1227 | */ |
jlaskey@3 | 1228 | public static Object newRegExp(final String expression, final String options) { |
jlaskey@3 | 1229 | if (options == null) { |
jlaskey@3 | 1230 | return new NativeRegExp(expression); |
jlaskey@3 | 1231 | } |
jlaskey@3 | 1232 | return new NativeRegExp(expression, options); |
jlaskey@3 | 1233 | } |
jlaskey@3 | 1234 | |
jlaskey@3 | 1235 | /** |
jlaskey@3 | 1236 | * Get the object prototype |
jlaskey@3 | 1237 | * |
jlaskey@3 | 1238 | * @return the object prototype |
jlaskey@3 | 1239 | */ |
jlaskey@3 | 1240 | public static ScriptObject objectPrototype() { |
jlaskey@3 | 1241 | return Global.instance().getObjectPrototype(); |
jlaskey@3 | 1242 | } |
jlaskey@3 | 1243 | |
jlaskey@3 | 1244 | /** |
jlaskey@3 | 1245 | * Create a new empty object instance. |
jlaskey@3 | 1246 | * |
jlaskey@3 | 1247 | * @return New empty object. |
jlaskey@3 | 1248 | */ |
jlaskey@3 | 1249 | public static ScriptObject newEmptyInstance() { |
jlaskey@3 | 1250 | final ScriptObject sobj = new JO$(); |
jlaskey@3 | 1251 | sobj.setProto(objectPrototype()); |
jlaskey@3 | 1252 | return sobj; |
jlaskey@3 | 1253 | } |
jlaskey@3 | 1254 | |
jlaskey@3 | 1255 | /** |
jlaskey@3 | 1256 | * Check if a given object is a ScriptObject, raises an exception if this is |
jlaskey@3 | 1257 | * not the case |
jlaskey@3 | 1258 | * |
jlaskey@3 | 1259 | * @param obj and object to check |
jlaskey@3 | 1260 | */ |
jlaskey@3 | 1261 | public static void checkObject(final Object obj) { |
jlaskey@3 | 1262 | if (!(obj instanceof ScriptObject)) { |
sundar@44 | 1263 | typeError("not.an.object", ScriptRuntime.safeToString(obj)); |
jlaskey@3 | 1264 | } |
jlaskey@3 | 1265 | } |
jlaskey@3 | 1266 | |
jlaskey@3 | 1267 | /** |
jlaskey@3 | 1268 | * ECMA 9.10 - implementation of CheckObjectCoercible, i.e. raise an exception |
jlaskey@3 | 1269 | * if this object is null or undefined. |
jlaskey@3 | 1270 | * |
jlaskey@3 | 1271 | * @param obj an object to check |
jlaskey@3 | 1272 | */ |
jlaskey@3 | 1273 | public static void checkObjectCoercible(final Object obj) { |
jlaskey@3 | 1274 | if (obj == null || obj == UNDEFINED) { |
sundar@44 | 1275 | typeError("not.an.object", ScriptRuntime.safeToString(obj)); |
jlaskey@3 | 1276 | } |
jlaskey@3 | 1277 | } |
jlaskey@3 | 1278 | |
jlaskey@3 | 1279 | /** |
jlaskey@3 | 1280 | * Get the current split state. |
jlaskey@3 | 1281 | * |
jlaskey@3 | 1282 | * @return current split state |
jlaskey@3 | 1283 | */ |
jlaskey@3 | 1284 | @Override |
jlaskey@3 | 1285 | public int getSplitState() { |
jlaskey@3 | 1286 | return splitState; |
jlaskey@3 | 1287 | } |
jlaskey@3 | 1288 | |
jlaskey@3 | 1289 | /** |
jlaskey@3 | 1290 | * Set the current split state. |
jlaskey@3 | 1291 | * |
jlaskey@3 | 1292 | * @param state current split state |
jlaskey@3 | 1293 | */ |
jlaskey@3 | 1294 | @Override |
jlaskey@3 | 1295 | public void setSplitState(final int state) { |
jlaskey@3 | 1296 | splitState = state; |
jlaskey@3 | 1297 | } |
jlaskey@3 | 1298 | |
jlaskey@3 | 1299 | private void init() { |
sundar@41 | 1300 | assert Context.getGlobal() == this : "this global is not set as current"; |
sundar@41 | 1301 | |
jlaskey@3 | 1302 | // initialize Function and Object constructor |
jlaskey@3 | 1303 | initFunctionAndObject(); |
jlaskey@3 | 1304 | |
jlaskey@3 | 1305 | // Now fix Global's own proto. |
jlaskey@3 | 1306 | this.setProto(getObjectPrototype()); |
jlaskey@3 | 1307 | |
jlaskey@3 | 1308 | // initialize global function properties |
jlaskey@3 | 1309 | this.eval = this.builtinEval = ScriptFunctionImpl.makeFunction("eval", EVAL); |
jlaskey@3 | 1310 | ((ScriptFunction)this.eval).setArity(1); |
jlaskey@3 | 1311 | |
jlaskey@3 | 1312 | this.parseInt = ScriptFunctionImpl.makeFunction("parseInt", GlobalFunctions.PARSEINT); |
jlaskey@3 | 1313 | this.parseFloat = ScriptFunctionImpl.makeFunction("parseFloat", GlobalFunctions.PARSEFLOAT); |
jlaskey@3 | 1314 | this.isNaN = ScriptFunctionImpl.makeFunction("isNaN", GlobalFunctions.IS_NAN); |
jlaskey@3 | 1315 | this.isFinite = ScriptFunctionImpl.makeFunction("isFinite", GlobalFunctions.IS_FINITE); |
jlaskey@3 | 1316 | this.encodeURI = ScriptFunctionImpl.makeFunction("encodeURI", GlobalFunctions.ENCODE_URI); |
jlaskey@3 | 1317 | this.encodeURIComponent = ScriptFunctionImpl.makeFunction("encodeURIComponent", GlobalFunctions.ENCODE_URICOMPONENT); |
jlaskey@3 | 1318 | this.decodeURI = ScriptFunctionImpl.makeFunction("decodeURI", GlobalFunctions.DECODE_URI); |
jlaskey@3 | 1319 | this.decodeURIComponent = ScriptFunctionImpl.makeFunction("decodeURIComponent", GlobalFunctions.DECODE_URICOMPONENT); |
jlaskey@3 | 1320 | this.escape = ScriptFunctionImpl.makeFunction("escape", GlobalFunctions.ESCAPE); |
jlaskey@3 | 1321 | this.unescape = ScriptFunctionImpl.makeFunction("unescape", GlobalFunctions.UNESCAPE); |
jlaskey@3 | 1322 | this.print = ScriptFunctionImpl.makeFunction("print", getContext()._print_no_newline ? PRINT : PRINTLN); |
jlaskey@3 | 1323 | this.load = ScriptFunctionImpl.makeFunction("load", LOAD); |
jlaskey@3 | 1324 | |
jlaskey@3 | 1325 | // built-in constructors |
jlaskey@3 | 1326 | this.builtinArray = (ScriptFunction)initConstructor("Array"); |
jlaskey@3 | 1327 | this.builtinBoolean = (ScriptFunction)initConstructor("Boolean"); |
jlaskey@3 | 1328 | this.builtinDate = (ScriptFunction)initConstructor("Date"); |
jlaskey@3 | 1329 | this.builtinJSON = initConstructor("JSON"); |
jlaskey@3 | 1330 | this.builtinJSAdapter = (ScriptFunction)initConstructor("JSAdapter"); |
jlaskey@3 | 1331 | this.builtinMath = initConstructor("Math"); |
jlaskey@3 | 1332 | this.builtinNumber = (ScriptFunction)initConstructor("Number"); |
jlaskey@3 | 1333 | this.builtinRegExp = (ScriptFunction)initConstructor("RegExp"); |
jlaskey@3 | 1334 | this.builtinString = (ScriptFunction)initConstructor("String"); |
jlaskey@3 | 1335 | |
jlaskey@3 | 1336 | // initialize String.prototype.length to 0 |
jlaskey@3 | 1337 | // add String.prototype.length |
jlaskey@3 | 1338 | final ScriptObject stringPrototype = getStringPrototype(); |
jlaskey@3 | 1339 | stringPrototype.addOwnProperty("length", Attribute.NON_ENUMERABLE_CONSTANT, 0.0); |
jlaskey@3 | 1340 | |
jlaskey@3 | 1341 | // add Array.prototype.length |
jlaskey@3 | 1342 | final ScriptObject arrayPrototype = getArrayPrototype(); |
jlaskey@3 | 1343 | arrayPrototype.addOwnProperty("length", Attribute.NON_ENUMERABLE_CONSTANT, 0.0); |
jlaskey@3 | 1344 | |
jlaskey@3 | 1345 | this.DEFAULT_DATE = new NativeDate(Double.NaN); |
jlaskey@3 | 1346 | |
jlaskey@3 | 1347 | // initialize default regexp object |
jlaskey@3 | 1348 | this.DEFAULT_REGEXP = new NativeRegExp("(?:)"); |
jlaskey@3 | 1349 | |
jlaskey@3 | 1350 | // RegExp.prototype should behave like a RegExp object. So copy the |
jlaskey@3 | 1351 | // properties. |
jlaskey@3 | 1352 | final ScriptObject regExpProto = getRegExpPrototype(); |
jlaskey@3 | 1353 | regExpProto.addBoundProperties(DEFAULT_REGEXP); |
jlaskey@3 | 1354 | |
jlaskey@3 | 1355 | // Error stuff |
jlaskey@3 | 1356 | initErrorObjects(); |
jlaskey@3 | 1357 | |
jlaskey@3 | 1358 | // java access |
jlaskey@3 | 1359 | initJavaAccess(); |
jlaskey@3 | 1360 | |
jlaskey@3 | 1361 | initTypedArray(); |
jlaskey@3 | 1362 | |
jlaskey@3 | 1363 | if (getContext()._scripting) { |
jlaskey@3 | 1364 | initScripting(); |
jlaskey@3 | 1365 | } |
jlaskey@3 | 1366 | |
sundar@41 | 1367 | if (Context.DEBUG && System.getSecurityManager() == null) { |
jlaskey@3 | 1368 | initDebug(); |
jlaskey@3 | 1369 | } |
jlaskey@3 | 1370 | |
jlaskey@3 | 1371 | copyBuiltins(); |
jlaskey@3 | 1372 | |
jlaskey@3 | 1373 | // initialized with strings so that typeof will work as expected. |
jlaskey@3 | 1374 | this.__FILE__ = ""; |
jlaskey@3 | 1375 | this.__DIR__ = ""; |
jlaskey@3 | 1376 | this.__LINE__ = 0.0; |
jlaskey@3 | 1377 | |
jlaskey@3 | 1378 | // expose script (command line) arguments as "arguments" property of global |
jlaskey@3 | 1379 | final List<String> arguments = getContext().getOptions().getArguments(); |
jlaskey@3 | 1380 | final Object argsObj = wrapAsObject(arguments.toArray()); |
jlaskey@3 | 1381 | |
jlaskey@3 | 1382 | addOwnProperty("arguments", Attribute.NOT_ENUMERABLE, argsObj); |
jlaskey@3 | 1383 | if (getContext()._scripting) { |
jlaskey@3 | 1384 | // synonym for "arguments" in scripting mode |
jlaskey@3 | 1385 | addOwnProperty("$ARG", Attribute.NOT_ENUMERABLE, argsObj); |
jlaskey@3 | 1386 | } |
jlaskey@3 | 1387 | } |
jlaskey@3 | 1388 | |
jlaskey@3 | 1389 | private void initErrorObjects() { |
jlaskey@3 | 1390 | // Error objects |
jlaskey@3 | 1391 | this.builtinError = (ScriptFunction)initConstructor("Error"); |
jlaskey@3 | 1392 | final ScriptObject errorProto = getErrorPrototype(); |
jlaskey@3 | 1393 | final boolean strict = Global.isStrict(); |
jlaskey@3 | 1394 | |
jlaskey@3 | 1395 | // Nashorn specific accessors on Error.prototype - stack, lineNumber, columnNumber and fileName |
jlaskey@3 | 1396 | final ScriptFunction getStack = ScriptFunctionImpl.makeFunction("getStack", NativeError.GET_STACK); |
jlaskey@3 | 1397 | final ScriptFunction setStack = ScriptFunctionImpl.makeFunction("setStack", NativeError.SET_STACK); |
jlaskey@3 | 1398 | errorProto.addOwnProperty("stack", Attribute.NOT_ENUMERABLE, getStack, setStack); |
jlaskey@3 | 1399 | final ScriptFunction getLineNumber = ScriptFunctionImpl.makeFunction("getLineNumber", NativeError.GET_LINENUMBER); |
jlaskey@3 | 1400 | final ScriptFunction setLineNumber = ScriptFunctionImpl.makeFunction("setLineNumber", NativeError.SET_LINENUMBER); |
jlaskey@3 | 1401 | errorProto.addOwnProperty("lineNumber", Attribute.NOT_ENUMERABLE, getLineNumber, setLineNumber); |
jlaskey@3 | 1402 | final ScriptFunction getColumnNumber = ScriptFunctionImpl.makeFunction("getColumnNumber", NativeError.GET_COLUMNNUMBER); |
jlaskey@3 | 1403 | final ScriptFunction setColumnNumber = ScriptFunctionImpl.makeFunction("setColumnNumber", NativeError.SET_COLUMNNUMBER); |
jlaskey@3 | 1404 | errorProto.addOwnProperty("columnNumber", Attribute.NOT_ENUMERABLE, getColumnNumber, setColumnNumber); |
jlaskey@3 | 1405 | final ScriptFunction getFileName = ScriptFunctionImpl.makeFunction("getFileName", NativeError.GET_FILENAME); |
jlaskey@3 | 1406 | final ScriptFunction setFileName = ScriptFunctionImpl.makeFunction("setFileName", NativeError.SET_FILENAME); |
jlaskey@3 | 1407 | errorProto.addOwnProperty("fileName", Attribute.NOT_ENUMERABLE, getFileName, setFileName); |
jlaskey@3 | 1408 | |
jlaskey@3 | 1409 | // ECMA 15.11.4.2 Error.prototype.name |
jlaskey@3 | 1410 | // Error.prototype.name = "Error"; |
jlaskey@3 | 1411 | errorProto.set(NativeError.NAME, "Error", strict); |
jlaskey@3 | 1412 | // ECMA 15.11.4.3 Error.prototype.message |
jlaskey@3 | 1413 | // Error.prototype.message = ""; |
jlaskey@3 | 1414 | errorProto.set(NativeError.MESSAGE, "", strict); |
jlaskey@3 | 1415 | |
jlaskey@3 | 1416 | this.builtinEvalError = initErrorSubtype("EvalError", errorProto); |
jlaskey@3 | 1417 | this.builtinRangeError = initErrorSubtype("RangeError", errorProto); |
jlaskey@3 | 1418 | this.builtinReferenceError = initErrorSubtype("ReferenceError", errorProto); |
jlaskey@3 | 1419 | this.builtinSyntaxError = initErrorSubtype("SyntaxError", errorProto); |
jlaskey@3 | 1420 | this.builtinTypeError = initErrorSubtype("TypeError", errorProto); |
jlaskey@3 | 1421 | this.builtinURIError = initErrorSubtype("URIError", errorProto); |
jlaskey@3 | 1422 | } |
jlaskey@3 | 1423 | |
jlaskey@3 | 1424 | private ScriptFunction initErrorSubtype(final String name, final ScriptObject errorProto) { |
jlaskey@3 | 1425 | final ScriptObject cons = initConstructor(name); |
jlaskey@3 | 1426 | final ScriptObject prototype = ScriptFunction.getPrototype(cons); |
jlaskey@3 | 1427 | final boolean strict = Global.isStrict(); |
jlaskey@3 | 1428 | prototype.set(NativeError.NAME, name, strict); |
jlaskey@3 | 1429 | prototype.set(NativeError.MESSAGE, "", strict); |
jlaskey@3 | 1430 | prototype.setProto(errorProto); |
jlaskey@3 | 1431 | return (ScriptFunction)cons; |
jlaskey@3 | 1432 | } |
jlaskey@3 | 1433 | |
jlaskey@3 | 1434 | private void initJavaAccess() { |
jlaskey@3 | 1435 | final ScriptObject objectProto = getObjectPrototype(); |
jlaskey@3 | 1436 | this.builtinPackages = new NativeJavaPackage("", objectProto); |
jlaskey@3 | 1437 | this.builtinJava = new NativeJavaPackage("java", objectProto); |
jlaskey@3 | 1438 | this.builtinJavax = new NativeJavaPackage("javax", objectProto); |
jlaskey@3 | 1439 | this.builtinJavaImporter = initConstructor("JavaImporter"); |
jlaskey@3 | 1440 | this.builtinJavaApi = initConstructor("Java"); |
jlaskey@3 | 1441 | } |
jlaskey@3 | 1442 | |
jlaskey@3 | 1443 | private void initScripting() { |
jlaskey@3 | 1444 | Object value; |
jlaskey@3 | 1445 | value = ScriptFunctionImpl.makeFunction("readLine", ScriptingFunctions.READLINE); |
jlaskey@3 | 1446 | addOwnProperty("readLine", Attribute.NOT_ENUMERABLE, value); |
jlaskey@3 | 1447 | |
sundar@52 | 1448 | value = ScriptFunctionImpl.makeFunction("readFully", ScriptingFunctions.READFULLY); |
sundar@52 | 1449 | addOwnProperty("readFully", Attribute.NOT_ENUMERABLE, value); |
jlaskey@3 | 1450 | |
jlaskey@3 | 1451 | value = ScriptFunctionImpl.makeFunction("quit", ScriptingFunctions.QUIT); |
jlaskey@3 | 1452 | addOwnProperty("quit", Attribute.NOT_ENUMERABLE, value); |
jlaskey@3 | 1453 | |
jlaskey@67 | 1454 | final String execName = ScriptingFunctions.EXEC_NAME; |
jlaskey@67 | 1455 | value = ScriptFunctionImpl.makeFunction(execName, ScriptingFunctions.EXEC); |
jlaskey@67 | 1456 | addOwnProperty(execName, Attribute.NOT_ENUMERABLE, value); |
jlaskey@67 | 1457 | |
jlaskey@3 | 1458 | // Nashorn extension: global.echo (scripting-mode-only) |
jlaskey@3 | 1459 | // alias for "print" |
jlaskey@3 | 1460 | value = get("print"); |
jlaskey@3 | 1461 | addOwnProperty("echo", Attribute.NOT_ENUMERABLE, value); |
jlaskey@3 | 1462 | |
jlaskey@3 | 1463 | // Nashorn extension: global.$OPTIONS (scripting-mode-only) |
sundar@41 | 1464 | value = new OptionsObject(this.getContext()); |
jlaskey@3 | 1465 | addOwnProperty("$OPTIONS", Attribute.NOT_ENUMERABLE, value); |
jlaskey@67 | 1466 | |
jlaskey@67 | 1467 | // Nashorn extension: global.$ENV (scripting-mode-only) |
sundar@69 | 1468 | if (System.getSecurityManager() == null) { |
sundar@69 | 1469 | // do not fill $ENV if we have a security manager around |
sundar@69 | 1470 | // Retrieve current state of ENV variables. |
sundar@69 | 1471 | final ScriptObject env = newEmptyInstance(); |
sundar@69 | 1472 | env.putAll(System.getenv()); |
sundar@69 | 1473 | addOwnProperty(ScriptingFunctions.ENV_NAME, Attribute.NOT_ENUMERABLE, env); |
sundar@69 | 1474 | } else { |
sundar@69 | 1475 | addOwnProperty(ScriptingFunctions.ENV_NAME, Attribute.NOT_ENUMERABLE, UNDEFINED); |
sundar@69 | 1476 | } |
sundar@69 | 1477 | |
sundar@69 | 1478 | // add other special properties for exec support |
sundar@69 | 1479 | addOwnProperty(ScriptingFunctions.OUT_NAME, Attribute.NOT_ENUMERABLE, UNDEFINED); |
sundar@69 | 1480 | addOwnProperty(ScriptingFunctions.ERR_NAME, Attribute.NOT_ENUMERABLE, UNDEFINED); |
sundar@69 | 1481 | addOwnProperty(ScriptingFunctions.EXIT_NAME, Attribute.NOT_ENUMERABLE, UNDEFINED); |
jlaskey@3 | 1482 | } |
jlaskey@3 | 1483 | |
jlaskey@3 | 1484 | private void initTypedArray() { |
jlaskey@3 | 1485 | this.builtinArrayBuffer = initConstructor("ArrayBuffer"); |
jlaskey@3 | 1486 | this.builtinInt8Array = initConstructor("Int8Array"); |
jlaskey@3 | 1487 | this.builtinUint8Array = initConstructor("Uint8Array"); |
jlaskey@3 | 1488 | this.builtinUint8ClampedArray = initConstructor("Uint8ClampedArray"); |
jlaskey@3 | 1489 | this.builtinInt16Array = initConstructor("Int16Array"); |
jlaskey@3 | 1490 | this.builtinUint16Array = initConstructor("Uint16Array"); |
jlaskey@3 | 1491 | this.builtinInt32Array = initConstructor("Int32Array"); |
jlaskey@3 | 1492 | this.builtinUint32Array = initConstructor("Uint32Array"); |
jlaskey@3 | 1493 | this.builtinFloat32Array = initConstructor("Float32Array"); |
jlaskey@3 | 1494 | this.builtinFloat64Array = initConstructor("Float64Array"); |
jlaskey@3 | 1495 | } |
jlaskey@3 | 1496 | |
jlaskey@3 | 1497 | private void copyBuiltins() { |
jlaskey@3 | 1498 | this.array = this.builtinArray; |
jlaskey@3 | 1499 | this._boolean = this.builtinBoolean; |
jlaskey@3 | 1500 | this.date = this.builtinDate; |
jlaskey@3 | 1501 | this.error = this.builtinError; |
jlaskey@3 | 1502 | this.evalError = this.builtinEvalError; |
jlaskey@3 | 1503 | this.function = this.builtinFunction; |
jlaskey@3 | 1504 | this.jsadapter = this.builtinJSAdapter; |
jlaskey@3 | 1505 | this.json = this.builtinJSON; |
jlaskey@3 | 1506 | this.java = this.builtinJava; |
jlaskey@3 | 1507 | this.javax = this.builtinJavax; |
jlaskey@3 | 1508 | this.javaImporter = this.builtinJavaImporter; |
jlaskey@3 | 1509 | this.javaApi = this.builtinJavaApi; |
jlaskey@3 | 1510 | this.math = this.builtinMath; |
jlaskey@3 | 1511 | this.number = this.builtinNumber; |
jlaskey@3 | 1512 | this.object = this.builtinObject; |
jlaskey@3 | 1513 | this.packages = this.builtinPackages; |
jlaskey@3 | 1514 | this.rangeError = this.builtinRangeError; |
jlaskey@3 | 1515 | this.referenceError = this.builtinReferenceError; |
jlaskey@3 | 1516 | this.regexp = this.builtinRegExp; |
jlaskey@3 | 1517 | this.string = this.builtinString; |
jlaskey@3 | 1518 | this.syntaxError = this.builtinSyntaxError; |
jlaskey@3 | 1519 | this.typeError = this.builtinTypeError; |
jlaskey@3 | 1520 | this.uriError = this.builtinURIError; |
jlaskey@3 | 1521 | this.arrayBuffer = this.builtinArrayBuffer; |
jlaskey@3 | 1522 | this.int8Array = this.builtinInt8Array; |
jlaskey@3 | 1523 | this.uint8Array = this.builtinUint8Array; |
jlaskey@3 | 1524 | this.uint8ClampedArray = this.builtinUint8ClampedArray; |
jlaskey@3 | 1525 | this.int16Array = this.builtinInt16Array; |
jlaskey@3 | 1526 | this.uint16Array = this.builtinUint16Array; |
jlaskey@3 | 1527 | this.int32Array = this.builtinInt32Array; |
jlaskey@3 | 1528 | this.uint32Array = this.builtinUint32Array; |
jlaskey@3 | 1529 | this.float32Array = this.builtinFloat32Array; |
jlaskey@3 | 1530 | this.float64Array = this.builtinFloat64Array; |
jlaskey@3 | 1531 | } |
jlaskey@3 | 1532 | |
jlaskey@3 | 1533 | private void initDebug() { |
jlaskey@3 | 1534 | this.addOwnProperty("Debug", Attribute.NOT_ENUMERABLE, initConstructor("Debug")); |
jlaskey@3 | 1535 | } |
jlaskey@3 | 1536 | |
jlaskey@3 | 1537 | @SuppressWarnings("resource") |
jlaskey@3 | 1538 | private static Object printImpl(final boolean newLine, final Object... objects) { |
jlaskey@3 | 1539 | final PrintWriter out = Global.getThisContext().getOut(); |
jlaskey@3 | 1540 | |
jlaskey@3 | 1541 | boolean first = true; |
jlaskey@3 | 1542 | for (final Object object : objects) { |
jlaskey@3 | 1543 | if (first) { |
jlaskey@3 | 1544 | first = false; |
jlaskey@3 | 1545 | } else { |
jlaskey@3 | 1546 | out.print(' '); |
jlaskey@3 | 1547 | } |
jlaskey@3 | 1548 | |
jlaskey@3 | 1549 | out.print(JSType.toString(object)); |
jlaskey@3 | 1550 | } |
jlaskey@3 | 1551 | |
jlaskey@3 | 1552 | if (newLine) { |
jlaskey@3 | 1553 | out.println(); |
jlaskey@3 | 1554 | } |
jlaskey@3 | 1555 | |
jlaskey@3 | 1556 | out.flush(); |
jlaskey@3 | 1557 | |
jlaskey@3 | 1558 | return UNDEFINED; |
jlaskey@3 | 1559 | } |
jlaskey@3 | 1560 | |
jlaskey@3 | 1561 | /** |
jlaskey@3 | 1562 | * These classes are generated by nasgen tool and so we have to use |
jlaskey@3 | 1563 | * reflection to load and create new instance of these classes. |
jlaskey@3 | 1564 | */ |
jlaskey@3 | 1565 | private ScriptObject initConstructor(final String name) { |
jlaskey@3 | 1566 | try { |
jlaskey@3 | 1567 | // Assuming class name pattern for built-in JS constructors. |
jlaskey@3 | 1568 | final StringBuilder sb = new StringBuilder("jdk.nashorn.internal.objects."); |
jlaskey@3 | 1569 | |
jlaskey@3 | 1570 | sb.append("Native"); |
jlaskey@3 | 1571 | sb.append(name); |
jlaskey@3 | 1572 | sb.append("$Constructor"); |
jlaskey@3 | 1573 | |
jlaskey@3 | 1574 | final Class<?> funcClass = Class.forName(sb.toString()); |
jlaskey@3 | 1575 | final ScriptObject res = (ScriptObject)funcClass.newInstance(); |
jlaskey@3 | 1576 | |
jlaskey@3 | 1577 | if (res instanceof ScriptFunction) { |
jlaskey@3 | 1578 | // All global constructor prototypes are not-writable, |
jlaskey@3 | 1579 | // not-enumerable and not-configurable. |
jlaskey@3 | 1580 | final ScriptFunction func = (ScriptFunction)res; |
jlaskey@3 | 1581 | func.modifyOwnProperty(func.getProperty("prototype"), Attribute.NON_ENUMERABLE_CONSTANT); |
jlaskey@3 | 1582 | } |
jlaskey@3 | 1583 | |
jlaskey@3 | 1584 | if (res.getProto() == null) { |
jlaskey@3 | 1585 | res.setProto(getObjectPrototype()); |
jlaskey@3 | 1586 | } |
jlaskey@3 | 1587 | |
jlaskey@3 | 1588 | return res; |
jlaskey@3 | 1589 | |
jlaskey@3 | 1590 | } catch (final ClassNotFoundException | InstantiationException | IllegalAccessException e) { |
jlaskey@3 | 1591 | throw new RuntimeException(e); |
jlaskey@3 | 1592 | } |
jlaskey@3 | 1593 | } |
jlaskey@3 | 1594 | |
jlaskey@3 | 1595 | // Function and Object constructors are inter-dependent. Also, |
jlaskey@3 | 1596 | // Function.prototype |
jlaskey@3 | 1597 | // functions are not properly initialized. We fix the references here. |
jlaskey@3 | 1598 | // NOTE: be careful if you want to re-order the operations here. You may |
jlaskey@3 | 1599 | // have |
jlaskey@3 | 1600 | // to play with object references carefully!! |
jlaskey@3 | 1601 | private void initFunctionAndObject() { |
jlaskey@3 | 1602 | // First-n-foremost is Function |
jlaskey@3 | 1603 | this.builtinFunction = (ScriptFunction)initConstructor("Function"); |
jlaskey@3 | 1604 | |
jlaskey@3 | 1605 | // create global anonymous function |
jlaskey@3 | 1606 | final ScriptFunction anon = ScriptFunctionImpl.newAnonymousFunction(); |
jlaskey@3 | 1607 | // need to copy over members of Function.prototype to anon function |
jlaskey@3 | 1608 | anon.addBoundProperties(getFunctionPrototype()); |
jlaskey@3 | 1609 | |
jlaskey@3 | 1610 | // Function.prototype === Object.getPrototypeOf(Function) === |
jlaskey@3 | 1611 | // <anon-function> |
jlaskey@3 | 1612 | builtinFunction.setProto(anon); |
jlaskey@3 | 1613 | builtinFunction.setPrototype(anon); |
jlaskey@3 | 1614 | anon.set("constructor", builtinFunction, anon.isStrict()); |
jlaskey@3 | 1615 | anon.deleteOwnProperty(anon.getMap().findProperty("prototype")); |
jlaskey@3 | 1616 | |
jlaskey@3 | 1617 | // now initialize Object |
jlaskey@3 | 1618 | this.builtinObject = (ScriptFunction)initConstructor("Object"); |
jlaskey@3 | 1619 | final ScriptObject ObjectPrototype = getObjectPrototype(); |
jlaskey@3 | 1620 | // Object.getPrototypeOf(Function.prototype) === Object.prototype |
jlaskey@3 | 1621 | anon.setProto(ObjectPrototype); |
jlaskey@3 | 1622 | |
jlaskey@3 | 1623 | // Function valued properties of Function.prototype were not properly |
jlaskey@3 | 1624 | // initialized. Because, these were created before global.function and |
jlaskey@3 | 1625 | // global.object were not initialized. |
jlaskey@3 | 1626 | jdk.nashorn.internal.runtime.Property[] properties = getFunctionPrototype().getMap().getProperties(); |
jlaskey@3 | 1627 | for (final jdk.nashorn.internal.runtime.Property property : properties) { |
jlaskey@3 | 1628 | final Object key = property.getKey(); |
jlaskey@3 | 1629 | final Object value = builtinFunction.get(key); |
jlaskey@3 | 1630 | |
jlaskey@3 | 1631 | if (value instanceof ScriptFunction && value != anon) { |
jlaskey@3 | 1632 | final ScriptFunction func = (ScriptFunction)value; |
jlaskey@3 | 1633 | func.setProto(getFunctionPrototype()); |
jlaskey@3 | 1634 | final ScriptObject prototype = ScriptFunction.getPrototype(func); |
jlaskey@3 | 1635 | if (prototype != null) { |
jlaskey@3 | 1636 | prototype.setProto(ObjectPrototype); |
jlaskey@3 | 1637 | } |
jlaskey@3 | 1638 | } |
jlaskey@3 | 1639 | } |
jlaskey@3 | 1640 | |
jlaskey@3 | 1641 | // For function valued properties of Object and Object.prototype, make |
jlaskey@3 | 1642 | // sure prototype's proto chain ends with Object.prototype |
jlaskey@3 | 1643 | for (final jdk.nashorn.internal.runtime.Property property : builtinObject.getMap().getProperties()) { |
jlaskey@3 | 1644 | final Object key = property.getKey(); |
jlaskey@3 | 1645 | final Object value = builtinObject.get(key); |
jlaskey@3 | 1646 | |
jlaskey@3 | 1647 | if (value instanceof ScriptFunction) { |
jlaskey@3 | 1648 | final ScriptFunction func = (ScriptFunction)value; |
jlaskey@3 | 1649 | final ScriptObject prototype = ScriptFunction.getPrototype(func); |
jlaskey@3 | 1650 | if (prototype != null) { |
jlaskey@3 | 1651 | prototype.setProto(ObjectPrototype); |
jlaskey@3 | 1652 | } |
jlaskey@3 | 1653 | } |
jlaskey@3 | 1654 | } |
jlaskey@3 | 1655 | |
jlaskey@3 | 1656 | properties = getObjectPrototype().getMap().getProperties(); |
jlaskey@3 | 1657 | for (final jdk.nashorn.internal.runtime.Property property : properties) { |
jlaskey@3 | 1658 | final Object key = property.getKey(); |
jlaskey@3 | 1659 | final Object value = ObjectPrototype.get(key); |
jlaskey@3 | 1660 | |
jlaskey@3 | 1661 | if (key.equals("constructor")) { |
jlaskey@3 | 1662 | continue; |
jlaskey@3 | 1663 | } |
jlaskey@3 | 1664 | |
jlaskey@3 | 1665 | if (value instanceof ScriptFunction) { |
jlaskey@3 | 1666 | final ScriptFunction func = (ScriptFunction)value; |
jlaskey@3 | 1667 | final ScriptObject prototype = ScriptFunction.getPrototype(func); |
jlaskey@3 | 1668 | if (prototype != null) { |
jlaskey@3 | 1669 | prototype.setProto(ObjectPrototype); |
jlaskey@3 | 1670 | } |
jlaskey@3 | 1671 | } |
jlaskey@3 | 1672 | } |
jlaskey@3 | 1673 | } |
jlaskey@3 | 1674 | |
jlaskey@3 | 1675 | |
jlaskey@3 | 1676 | private static MethodHandle findOwnMH(final String name, final Class<?> rtype, final Class<?>... types) { |
sundar@37 | 1677 | return MH.findStatic(MethodHandles.publicLookup(), Global.class, name, MH.type(rtype, types)); |
jlaskey@3 | 1678 | } |
jlaskey@3 | 1679 | } |