Sat, 01 Dec 2007 00:00:00 +0000
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duke@1 | 1 | /* |
duke@1 | 2 | * Copyright 2002-2005 Sun Microsystems, Inc. All Rights Reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. Sun designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
duke@1 | 9 | * by Sun in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
duke@1 | 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 23 | * have any questions. |
duke@1 | 24 | */ |
duke@1 | 25 | |
duke@1 | 26 | |
duke@1 | 27 | package com.sun.tools.javah; |
duke@1 | 28 | |
duke@1 | 29 | import java.io.File; |
duke@1 | 30 | import java.io.OutputStream; |
duke@1 | 31 | import java.io.PrintWriter; |
duke@1 | 32 | import java.util.Hashtable; |
duke@1 | 33 | import com.sun.javadoc.*; |
duke@1 | 34 | |
duke@1 | 35 | /* |
duke@1 | 36 | * @author Sucheta Dambalkar(Revised) |
duke@1 | 37 | */ |
duke@1 | 38 | public class LLNI extends Gen { |
duke@1 | 39 | |
duke@1 | 40 | protected final char pathChar = File.separatorChar; |
duke@1 | 41 | protected final char innerDelim = '$'; /* For inner classes */ |
duke@1 | 42 | protected Hashtable doneHandleTypes; |
duke@1 | 43 | MemberDoc []fields; |
duke@1 | 44 | MemberDoc [] methods; |
duke@1 | 45 | private boolean doubleAlign; |
duke@1 | 46 | private int padFieldNum = 0; |
duke@1 | 47 | |
duke@1 | 48 | |
duke@1 | 49 | LLNI(boolean doubleAlign, RootDoc root) { |
duke@1 | 50 | super(root); |
duke@1 | 51 | this.doubleAlign = doubleAlign; |
duke@1 | 52 | } |
duke@1 | 53 | |
duke@1 | 54 | |
duke@1 | 55 | protected String getIncludes() { |
duke@1 | 56 | return ""; |
duke@1 | 57 | } |
duke@1 | 58 | |
duke@1 | 59 | protected void write(OutputStream o, ClassDoc clazz) |
duke@1 | 60 | throws ClassNotFoundException { |
duke@1 | 61 | String cname = mangleClassName(clazz.qualifiedName()); |
duke@1 | 62 | PrintWriter pw = wrapWriter(o); |
duke@1 | 63 | fields = clazz.fields(); |
duke@1 | 64 | methods = clazz.methods(); |
duke@1 | 65 | generateDeclsForClass(pw, clazz, cname); |
duke@1 | 66 | } |
duke@1 | 67 | |
duke@1 | 68 | protected void generateDeclsForClass(PrintWriter pw, |
duke@1 | 69 | ClassDoc clazz, String cname) |
duke@1 | 70 | throws ClassNotFoundException { |
duke@1 | 71 | doneHandleTypes = new Hashtable(); |
duke@1 | 72 | /* The following handle types are predefined in "typedefs.h". Suppress |
duke@1 | 73 | inclusion in the output by generating them "into the blue" here. */ |
duke@1 | 74 | genHandleType(null, "java.lang.Class"); |
duke@1 | 75 | genHandleType(null, "java.lang.ClassLoader"); |
duke@1 | 76 | genHandleType(null, "java.lang.Object"); |
duke@1 | 77 | genHandleType(null, "java.lang.String"); |
duke@1 | 78 | genHandleType(null, "java.lang.Thread"); |
duke@1 | 79 | genHandleType(null, "java.lang.ThreadGroup"); |
duke@1 | 80 | genHandleType(null, "java.lang.Throwable"); |
duke@1 | 81 | |
duke@1 | 82 | pw.println("/* LLNI Header for class " + clazz.qualifiedName() + " */" + lineSep); |
duke@1 | 83 | pw.println("#ifndef _Included_" + cname); |
duke@1 | 84 | pw.println("#define _Included_" + cname); |
duke@1 | 85 | pw.println("#include \"typedefs.h\""); |
duke@1 | 86 | pw.println("#include \"llni.h\""); |
duke@1 | 87 | pw.println("#include \"jni.h\"" + lineSep); |
duke@1 | 88 | |
duke@1 | 89 | forwardDecls(pw, clazz); |
duke@1 | 90 | structSectionForClass(pw, clazz, cname); |
duke@1 | 91 | methodSectionForClass(pw, clazz, cname); |
duke@1 | 92 | pw.println("#endif"); |
duke@1 | 93 | } |
duke@1 | 94 | |
duke@1 | 95 | protected void genHandleType(PrintWriter pw, String clazzname) { |
duke@1 | 96 | String cname = mangleClassName(clazzname); |
duke@1 | 97 | if (!doneHandleTypes.containsKey(cname)) { |
duke@1 | 98 | doneHandleTypes.put(cname, cname); |
duke@1 | 99 | if (pw != null) { |
duke@1 | 100 | pw.println("#ifndef DEFINED_" + cname); |
duke@1 | 101 | pw.println(" #define DEFINED_" + cname); |
duke@1 | 102 | pw.println(" GEN_HANDLE_TYPES(" + cname + ");"); |
duke@1 | 103 | pw.println("#endif" + lineSep); |
duke@1 | 104 | } |
duke@1 | 105 | } |
duke@1 | 106 | } |
duke@1 | 107 | |
duke@1 | 108 | protected String mangleClassName(String s) { |
duke@1 | 109 | return s.replace('.', '_') |
duke@1 | 110 | .replace(pathChar, '_') |
duke@1 | 111 | .replace(innerDelim, '_'); |
duke@1 | 112 | } |
duke@1 | 113 | |
duke@1 | 114 | protected void forwardDecls(PrintWriter pw, ClassDoc clazz) |
duke@1 | 115 | throws ClassNotFoundException { |
duke@1 | 116 | ClassDoc clazzfield = null; |
duke@1 | 117 | |
duke@1 | 118 | if (clazz.qualifiedName().equals("java.lang.Object")) |
duke@1 | 119 | return; |
duke@1 | 120 | genHandleType(pw, clazz.qualifiedName()); |
duke@1 | 121 | ClassDoc superClass = clazz.superclass(); |
duke@1 | 122 | |
duke@1 | 123 | if(superClass != null){ |
duke@1 | 124 | String superClassName = superClass.qualifiedName(); |
duke@1 | 125 | forwardDecls(pw, superClass); |
duke@1 | 126 | } |
duke@1 | 127 | |
duke@1 | 128 | for (int i = 0; i < fields.length; i++) { |
duke@1 | 129 | FieldDoc field = (FieldDoc)fields[i]; |
duke@1 | 130 | |
duke@1 | 131 | if (!field.isStatic()) { |
duke@1 | 132 | Type t = field.type(); |
duke@1 | 133 | String tname = t.qualifiedTypeName(); |
duke@1 | 134 | TypeSignature newTypeSig = new TypeSignature(root); |
duke@1 | 135 | String sig = newTypeSig.getTypeSignature(tname); |
duke@1 | 136 | |
duke@1 | 137 | if (sig.charAt(0) != '[') |
duke@1 | 138 | forwardDeclsFromSig(pw, sig); |
duke@1 | 139 | } |
duke@1 | 140 | } |
duke@1 | 141 | |
duke@1 | 142 | for (int i = 0; i < methods.length; i++) { |
duke@1 | 143 | MethodDoc method = (MethodDoc)methods[i]; |
duke@1 | 144 | |
duke@1 | 145 | if (method.isNative()) { |
duke@1 | 146 | Type retType = method.returnType(); |
duke@1 | 147 | String typesig = method.signature(); |
duke@1 | 148 | TypeSignature newTypeSig = new TypeSignature(root); |
duke@1 | 149 | String sig = newTypeSig.getTypeSignature(typesig, retType); |
duke@1 | 150 | |
duke@1 | 151 | if (sig.charAt(0) != '[') |
duke@1 | 152 | forwardDeclsFromSig(pw, sig); |
duke@1 | 153 | |
duke@1 | 154 | } |
duke@1 | 155 | } |
duke@1 | 156 | } |
duke@1 | 157 | |
duke@1 | 158 | protected void forwardDeclsFromSig(PrintWriter pw, String sig) { |
duke@1 | 159 | int len = sig.length(); |
duke@1 | 160 | int i = sig.charAt(0) == '(' ? 1 : 0; |
duke@1 | 161 | |
duke@1 | 162 | /* Skip the initial "(". */ |
duke@1 | 163 | while (i < len) { |
duke@1 | 164 | if (sig.charAt(i) == 'L') { |
duke@1 | 165 | int j = i + 1; |
duke@1 | 166 | while (sig.charAt(j) != ';') j++; |
duke@1 | 167 | genHandleType(pw, sig.substring(i + 1, j)); |
duke@1 | 168 | i = j + 1; |
duke@1 | 169 | } else { |
duke@1 | 170 | i++; |
duke@1 | 171 | } |
duke@1 | 172 | } |
duke@1 | 173 | } |
duke@1 | 174 | |
duke@1 | 175 | protected void structSectionForClass(PrintWriter pw, |
duke@1 | 176 | ClassDoc jclazz, String cname) |
duke@1 | 177 | throws ClassNotFoundException { |
duke@1 | 178 | |
duke@1 | 179 | String jname = jclazz.qualifiedName(); |
duke@1 | 180 | |
duke@1 | 181 | if (cname.equals("java_lang_Object")) { |
duke@1 | 182 | pw.println("/* struct java_lang_Object is defined in typedefs.h. */"); |
duke@1 | 183 | pw.println(); |
duke@1 | 184 | return; |
duke@1 | 185 | } |
duke@1 | 186 | pw.println("#if !defined(__i386)"); |
duke@1 | 187 | pw.println("#pragma pack(4)"); |
duke@1 | 188 | pw.println("#endif"); |
duke@1 | 189 | pw.println(); |
duke@1 | 190 | pw.println("struct " + cname + " {"); |
duke@1 | 191 | pw.println(" ObjHeader h;"); |
duke@1 | 192 | pw.print(fieldDefs(jclazz, cname)); |
duke@1 | 193 | |
duke@1 | 194 | if (jname.equals("java.lang.Class")) |
duke@1 | 195 | pw.println(" Class *LLNI_mask(cClass);" + |
duke@1 | 196 | " /* Fake field; don't access (see oobj.h) */"); |
duke@1 | 197 | pw.println("};" + lineSep + lineSep + "#pragma pack()"); |
duke@1 | 198 | pw.println(); |
duke@1 | 199 | return; |
duke@1 | 200 | } |
duke@1 | 201 | |
duke@1 | 202 | private static class FieldDefsRes { |
duke@1 | 203 | public String className; /* Name of the current class. */ |
duke@1 | 204 | public FieldDefsRes parent; |
duke@1 | 205 | public String s; |
duke@1 | 206 | public int byteSize; |
duke@1 | 207 | public boolean bottomMost; |
duke@1 | 208 | public boolean printedOne = false; |
duke@1 | 209 | |
duke@1 | 210 | FieldDefsRes(ClassDoc clazz, FieldDefsRes parent, boolean bottomMost) { |
duke@1 | 211 | this.className = clazz.qualifiedName(); |
duke@1 | 212 | this.parent = parent; |
duke@1 | 213 | this.bottomMost = bottomMost; |
duke@1 | 214 | int byteSize = 0; |
duke@1 | 215 | if (parent == null) this.s = ""; |
duke@1 | 216 | else this.s = parent.s; |
duke@1 | 217 | } |
duke@1 | 218 | } |
duke@1 | 219 | |
duke@1 | 220 | /* Returns "true" iff added a field. */ |
duke@1 | 221 | private boolean doField(FieldDefsRes res, FieldDoc field, |
duke@1 | 222 | String cname, boolean padWord) |
duke@1 | 223 | throws ClassNotFoundException { |
duke@1 | 224 | |
duke@1 | 225 | String fieldDef = addStructMember(field, cname, padWord); |
duke@1 | 226 | if (fieldDef != null) { |
duke@1 | 227 | if (!res.printedOne) { /* add separator */ |
duke@1 | 228 | if (res.bottomMost) { |
duke@1 | 229 | if (res.s.length() != 0) |
duke@1 | 230 | res.s = res.s + " /* local members: */" + lineSep; |
duke@1 | 231 | } else { |
duke@1 | 232 | res.s = res.s + " /* inherited members from " + |
duke@1 | 233 | res.className + ": */" + lineSep; |
duke@1 | 234 | } |
duke@1 | 235 | res.printedOne = true; |
duke@1 | 236 | } |
duke@1 | 237 | res.s = res.s + fieldDef; |
duke@1 | 238 | return true; |
duke@1 | 239 | } |
duke@1 | 240 | |
duke@1 | 241 | // Otherwise. |
duke@1 | 242 | return false; |
duke@1 | 243 | } |
duke@1 | 244 | |
duke@1 | 245 | private int doTwoWordFields(FieldDefsRes res, ClassDoc clazz, |
duke@1 | 246 | int offset, String cname, boolean padWord) |
duke@1 | 247 | throws ClassNotFoundException { |
duke@1 | 248 | boolean first = true; |
duke@1 | 249 | FieldDoc[] fields = clazz.fields(); |
duke@1 | 250 | |
duke@1 | 251 | for (int i = 0; i <fields.length; i++) { |
duke@1 | 252 | FieldDoc field = fields[i]; |
duke@1 | 253 | String tc =field.type().typeName(); |
duke@1 | 254 | boolean twoWords = (tc.equals("long") || tc.equals("double")); |
duke@1 | 255 | if (twoWords && doField(res, field, cname, first && padWord)) { |
duke@1 | 256 | offset += 8; first = false; |
duke@1 | 257 | } |
duke@1 | 258 | } |
duke@1 | 259 | return offset; |
duke@1 | 260 | } |
duke@1 | 261 | |
duke@1 | 262 | protected String fieldDefs(ClassDoc clazz, String cname) |
duke@1 | 263 | throws ClassNotFoundException { |
duke@1 | 264 | FieldDefsRes res = fieldDefs(clazz, cname, true); |
duke@1 | 265 | return res.s; |
duke@1 | 266 | } |
duke@1 | 267 | |
duke@1 | 268 | protected FieldDefsRes fieldDefs(ClassDoc clazz, String cname, |
duke@1 | 269 | boolean bottomMost) |
duke@1 | 270 | throws ClassNotFoundException { |
duke@1 | 271 | FieldDefsRes res; |
duke@1 | 272 | int offset; |
duke@1 | 273 | boolean didTwoWordFields = false; |
duke@1 | 274 | ClassDoc superclazz = clazz.superclass(); |
duke@1 | 275 | |
duke@1 | 276 | if (superclazz != null) { |
duke@1 | 277 | String supername = superclazz.qualifiedName(); |
duke@1 | 278 | res = new FieldDefsRes(clazz, |
duke@1 | 279 | fieldDefs(superclazz, cname, false), |
duke@1 | 280 | bottomMost); |
duke@1 | 281 | offset = res.parent.byteSize; |
duke@1 | 282 | } else { |
duke@1 | 283 | res = new FieldDefsRes(clazz, null, bottomMost); |
duke@1 | 284 | offset = 0; |
duke@1 | 285 | } |
duke@1 | 286 | |
duke@1 | 287 | FieldDoc[] fields = clazz.fields(); |
duke@1 | 288 | |
duke@1 | 289 | for (int i = 0; i < fields.length; i++) { |
duke@1 | 290 | FieldDoc field = fields[i]; |
duke@1 | 291 | |
duke@1 | 292 | if (doubleAlign && !didTwoWordFields && (offset % 8) == 0) { |
duke@1 | 293 | offset = doTwoWordFields(res, clazz, offset, cname, false); |
duke@1 | 294 | didTwoWordFields = true; |
duke@1 | 295 | } |
duke@1 | 296 | |
duke@1 | 297 | String tc = field.type().typeName(); |
duke@1 | 298 | boolean twoWords = (tc.equals("long") ||tc.equals("double")); |
duke@1 | 299 | |
duke@1 | 300 | if (!doubleAlign || !twoWords) { |
duke@1 | 301 | if (doField(res, field, cname, false)) offset += 4; |
duke@1 | 302 | } |
duke@1 | 303 | |
duke@1 | 304 | } |
duke@1 | 305 | |
duke@1 | 306 | if (doubleAlign && !didTwoWordFields) { |
duke@1 | 307 | if ((offset % 8) != 0) offset += 4; |
duke@1 | 308 | offset = doTwoWordFields(res, clazz, offset, cname, true); |
duke@1 | 309 | } |
duke@1 | 310 | |
duke@1 | 311 | res.byteSize = offset; |
duke@1 | 312 | return res; |
duke@1 | 313 | } |
duke@1 | 314 | |
duke@1 | 315 | /* OVERRIDE: This method handles instance fields */ |
duke@1 | 316 | protected String addStructMember(FieldDoc member, String cname, |
duke@1 | 317 | boolean padWord) |
duke@1 | 318 | throws ClassNotFoundException { |
duke@1 | 319 | String res = null; |
duke@1 | 320 | |
duke@1 | 321 | if (member.isStatic()) { |
duke@1 | 322 | res = addStaticStructMember(member, cname); |
duke@1 | 323 | // if (res == null) /* JNI didn't handle it, print comment. */ |
duke@1 | 324 | // res = " /* Inaccessible static: " + member + " */" + lineSep; |
duke@1 | 325 | } else { |
duke@1 | 326 | if (padWord) res = " java_int padWord" + padFieldNum++ + ";" + lineSep; |
duke@1 | 327 | res = " " + llniType(member.type(), false, false) + " " + llniFieldName(member); |
duke@1 | 328 | if (isLongOrDouble(member.type())) res = res + "[2]"; |
duke@1 | 329 | res = res + ";" + lineSep; |
duke@1 | 330 | } |
duke@1 | 331 | return res; |
duke@1 | 332 | } |
duke@1 | 333 | |
duke@1 | 334 | static private final boolean isWindows = |
duke@1 | 335 | System.getProperty("os.name").startsWith("Windows"); |
duke@1 | 336 | |
duke@1 | 337 | /* |
duke@1 | 338 | * This method only handles static final fields. |
duke@1 | 339 | */ |
duke@1 | 340 | protected String addStaticStructMember(FieldDoc field, String cname) |
duke@1 | 341 | throws ClassNotFoundException { |
duke@1 | 342 | String res = null; |
duke@1 | 343 | Object exp = null; |
duke@1 | 344 | |
duke@1 | 345 | if (!field.isStatic()) |
duke@1 | 346 | return res; |
duke@1 | 347 | if (!field.isFinal()) |
duke@1 | 348 | return res; |
duke@1 | 349 | |
duke@1 | 350 | exp = field.constantValue(); |
duke@1 | 351 | |
duke@1 | 352 | if (exp != null) { |
duke@1 | 353 | /* Constant. */ |
duke@1 | 354 | |
duke@1 | 355 | String cn = cname + "_" + field.name(); |
duke@1 | 356 | String suffix = null; |
duke@1 | 357 | long val = 0; |
duke@1 | 358 | /* Can only handle int, long, float, and double fields. */ |
duke@1 | 359 | if (exp instanceof Integer) { |
duke@1 | 360 | suffix = "L"; |
duke@1 | 361 | val = ((Integer)exp).intValue(); |
duke@1 | 362 | } |
duke@1 | 363 | if (exp instanceof Long) { |
duke@1 | 364 | // Visual C++ supports the i64 suffix, not LL |
duke@1 | 365 | suffix = isWindows ? "i64" : "LL"; |
duke@1 | 366 | val = ((Long)exp).longValue(); |
duke@1 | 367 | } |
duke@1 | 368 | if (exp instanceof Float) suffix = "f"; |
duke@1 | 369 | if (exp instanceof Double) suffix = ""; |
duke@1 | 370 | if (suffix != null) { |
duke@1 | 371 | // Some compilers will generate a spurious warning |
duke@1 | 372 | // for the integer constants for Integer.MIN_VALUE |
duke@1 | 373 | // and Long.MIN_VALUE so we handle them specially. |
duke@1 | 374 | if ((suffix.equals("L") && (val == Integer.MIN_VALUE)) || |
duke@1 | 375 | (suffix.equals("LL") && (val == Long.MIN_VALUE))) { |
duke@1 | 376 | res = " #undef " + cn + lineSep |
duke@1 | 377 | + " #define " + cn |
duke@1 | 378 | + " (" + (val + 1) + suffix + "-1)" + lineSep; |
duke@1 | 379 | } else { |
duke@1 | 380 | res = " #undef " + cn + lineSep |
duke@1 | 381 | + " #define " + cn + " "+ exp.toString() + suffix + lineSep; |
duke@1 | 382 | } |
duke@1 | 383 | } |
duke@1 | 384 | } |
duke@1 | 385 | return res; |
duke@1 | 386 | } |
duke@1 | 387 | |
duke@1 | 388 | protected void methodSectionForClass(PrintWriter pw, |
duke@1 | 389 | ClassDoc clazz, String cname) |
duke@1 | 390 | throws ClassNotFoundException { |
duke@1 | 391 | String methods = methodDecls(clazz, cname); |
duke@1 | 392 | |
duke@1 | 393 | if (methods.length() != 0) { |
duke@1 | 394 | pw.println("/* Native method declarations: */" + lineSep); |
duke@1 | 395 | pw.println("#ifdef __cplusplus"); |
duke@1 | 396 | pw.println("extern \"C\" {"); |
duke@1 | 397 | pw.println("#endif" + lineSep); |
duke@1 | 398 | pw.println(methods); |
duke@1 | 399 | pw.println("#ifdef __cplusplus"); |
duke@1 | 400 | pw.println("}"); |
duke@1 | 401 | pw.println("#endif"); |
duke@1 | 402 | } |
duke@1 | 403 | } |
duke@1 | 404 | |
duke@1 | 405 | protected String methodDecls(ClassDoc clazz, String cname) |
duke@1 | 406 | throws ClassNotFoundException { |
duke@1 | 407 | |
duke@1 | 408 | String res = ""; |
duke@1 | 409 | for (int i = 0; i < methods.length; i++) { |
duke@1 | 410 | MethodDoc method = (MethodDoc)methods[i]; |
duke@1 | 411 | if (method.isNative()) |
duke@1 | 412 | res = res + methodDecl(method, clazz, cname); |
duke@1 | 413 | } |
duke@1 | 414 | return res; |
duke@1 | 415 | } |
duke@1 | 416 | |
duke@1 | 417 | protected String methodDecl(MethodDoc method, |
duke@1 | 418 | ClassDoc clazz, String cname) |
duke@1 | 419 | throws ClassNotFoundException { |
duke@1 | 420 | String res = null; |
duke@1 | 421 | |
duke@1 | 422 | Type retType = method.returnType(); |
duke@1 | 423 | String typesig = method.signature(); |
duke@1 | 424 | TypeSignature newTypeSig = new TypeSignature(root); |
duke@1 | 425 | String sig = newTypeSig.getTypeSignature(typesig, retType); |
duke@1 | 426 | boolean longName = needLongName(method, clazz); |
duke@1 | 427 | |
duke@1 | 428 | if (sig.charAt(0) != '(') |
duke@1 | 429 | Util.error("invalid.method.signature", sig); |
duke@1 | 430 | |
duke@1 | 431 | |
duke@1 | 432 | res = "JNIEXPORT " + jniType(retType) + " JNICALL" + lineSep + jniMethodName(method, cname, longName) |
duke@1 | 433 | + "(JNIEnv *, " + cRcvrDecl(method, cname); |
duke@1 | 434 | Parameter[] params = method.parameters(); |
duke@1 | 435 | Type argTypes[] = new Type[params.length]; |
duke@1 | 436 | for(int p = 0; p < params.length; p++){ |
duke@1 | 437 | argTypes[p] = params[p].type(); |
duke@1 | 438 | } |
duke@1 | 439 | |
duke@1 | 440 | /* It would have been nice to include the argument names in the |
duke@1 | 441 | declaration, but there seems to be a bug in the "BinaryField" |
duke@1 | 442 | class, causing the getArguments() method to return "null" for |
duke@1 | 443 | most (non-constructor) methods. */ |
duke@1 | 444 | for (int i = 0; i < argTypes.length; i++) |
duke@1 | 445 | res = res + ", " + jniType(argTypes[i]); |
duke@1 | 446 | res = res + ");" + lineSep; |
duke@1 | 447 | return res; |
duke@1 | 448 | } |
duke@1 | 449 | |
duke@1 | 450 | protected final boolean needLongName(MethodDoc method, |
duke@1 | 451 | ClassDoc clazz) |
duke@1 | 452 | throws ClassNotFoundException { |
duke@1 | 453 | String methodName = method.name(); |
duke@1 | 454 | for (int i = 0; i < methods.length; i++) { |
duke@1 | 455 | MethodDoc memberMethod = (MethodDoc) methods[i]; |
duke@1 | 456 | if ((memberMethod != method) && |
duke@1 | 457 | memberMethod.isNative() && (methodName == memberMethod.name())) |
duke@1 | 458 | return true; |
duke@1 | 459 | } |
duke@1 | 460 | return false; |
duke@1 | 461 | } |
duke@1 | 462 | |
duke@1 | 463 | protected final String jniMethodName(MethodDoc method, String cname, |
duke@1 | 464 | boolean longName) { |
duke@1 | 465 | String res = "Java_" + cname + "_" + method.name(); |
duke@1 | 466 | |
duke@1 | 467 | if (longName) { |
duke@1 | 468 | Type mType = method.returnType(); |
duke@1 | 469 | Parameter[] params = method.parameters(); |
duke@1 | 470 | Type argTypes[] = new Type[params.length]; |
duke@1 | 471 | for(int p = 0; p < params.length; p++){ |
duke@1 | 472 | argTypes[p] = params[p].type(); |
duke@1 | 473 | } |
duke@1 | 474 | |
duke@1 | 475 | res = res + "__"; |
duke@1 | 476 | for (int i = 0; i < argTypes.length; i++){ |
duke@1 | 477 | Type t = argTypes[i]; |
duke@1 | 478 | String tname = t.typeName(); |
duke@1 | 479 | TypeSignature newTypeSig = new TypeSignature(root); |
duke@1 | 480 | String sig = newTypeSig.getTypeSignature(tname); |
duke@1 | 481 | res = res + nameToIdentifier(sig); |
duke@1 | 482 | } |
duke@1 | 483 | } |
duke@1 | 484 | return res; |
duke@1 | 485 | } |
duke@1 | 486 | |
duke@1 | 487 | protected final String jniType(Type t) { |
duke@1 | 488 | String elmT =t.typeName(); |
duke@1 | 489 | if (t.dimension().indexOf("[]") != -1) { |
duke@1 | 490 | if(elmT.equals("boolean"))return "jbooleanArray"; |
duke@1 | 491 | else if(elmT.equals("byte"))return "jbyteArray"; |
duke@1 | 492 | else if(elmT.equals("char"))return "jcharArray"; |
duke@1 | 493 | else if(elmT.equals("short"))return "jshortArray"; |
duke@1 | 494 | else if(elmT.equals("int"))return "jintArray"; |
duke@1 | 495 | else if(elmT.equals("long"))return "jlongArray"; |
duke@1 | 496 | else if(elmT.equals("float"))return "jfloatArray"; |
duke@1 | 497 | else if(elmT.equals("double"))return "jdoubleArray"; |
duke@1 | 498 | else if((t.dimension().indexOf("[][]") != -1) || (t.asClassDoc() != null)) return "jobjectArray"; |
duke@1 | 499 | } else { |
duke@1 | 500 | if(elmT.equals("void"))return "void"; |
duke@1 | 501 | else if(elmT.equals("boolean"))return "jboolean"; |
duke@1 | 502 | else if(elmT.equals("byte"))return "jbyte"; |
duke@1 | 503 | else if(elmT.equals("char"))return "jchar"; |
duke@1 | 504 | else if(elmT.equals("short"))return "jshort"; |
duke@1 | 505 | else if(elmT.equals("int"))return "jint"; |
duke@1 | 506 | else if(elmT.equals("long"))return "jlong"; |
duke@1 | 507 | else if(elmT.equals("float"))return "jfloat"; |
duke@1 | 508 | else if(elmT.equals("double"))return "jdouble"; |
duke@1 | 509 | else if (t.asClassDoc() != null) { |
duke@1 | 510 | if (elmT.equals("String")) |
duke@1 | 511 | return "jstring"; |
duke@1 | 512 | else if (t.asClassDoc().subclassOf(root.classNamed("java.lang.Class"))) |
duke@1 | 513 | return "jclass"; |
duke@1 | 514 | else |
duke@1 | 515 | return "jobject"; |
duke@1 | 516 | } |
duke@1 | 517 | } |
duke@1 | 518 | Util.bug("jni.unknown.type"); |
duke@1 | 519 | return null; /* dead code. */ |
duke@1 | 520 | } |
duke@1 | 521 | |
duke@1 | 522 | protected String llniType(Type t, boolean handleize, boolean longDoubleOK) { |
duke@1 | 523 | String res = null; |
duke@1 | 524 | String elmt = t.typeName(); |
duke@1 | 525 | if (t.dimension().indexOf("[]") != -1) { |
duke@1 | 526 | if((t.dimension().indexOf("[][]") != -1) |
duke@1 | 527 | || (t.asClassDoc() != null)) res = "IArrayOfRef"; |
duke@1 | 528 | else if(elmt.equals("boolean")) res = "IArrayOfBoolean"; |
duke@1 | 529 | else if(elmt.equals("byte")) res = "IArrayOfByte"; |
duke@1 | 530 | else if(elmt.equals("char")) res = "IArrayOfChar"; |
duke@1 | 531 | else if(elmt.equals("int")) res = "IArrayOfInt"; |
duke@1 | 532 | else if(elmt.equals("long")) res = "IArrayOfLong"; |
duke@1 | 533 | else if(elmt.equals("float")) res = "IArrayOfFloat"; |
duke@1 | 534 | else if(elmt.equals("double")) res = "IArrayOfDouble"; |
duke@1 | 535 | if (!handleize) res = "DEREFERENCED_" + res; |
duke@1 | 536 | } else { |
duke@1 | 537 | if(elmt.equals("void")) res = "void"; |
duke@1 | 538 | else if( (elmt.equals("boolean")) || (elmt.equals("byte")) |
duke@1 | 539 | ||(elmt.equals("char")) || (elmt.equals("short")) |
duke@1 | 540 | || (elmt.equals("int"))) res = "java_int"; |
duke@1 | 541 | else if(elmt.equals("long")) res = longDoubleOK |
duke@1 | 542 | ? "java_long" : "val32 /* java_long */"; |
duke@1 | 543 | else if(elmt.equals("float")) res = "java_float"; |
duke@1 | 544 | else if(elmt.equals("double")) res = res = longDoubleOK |
duke@1 | 545 | ? "java_double" : "val32 /* java_double */"; |
duke@1 | 546 | else if(t.asClassDoc() != null) { |
duke@1 | 547 | res = "I" + mangleClassName(t.asClassDoc().qualifiedName()); |
duke@1 | 548 | if (!handleize) res = "DEREFERENCED_" + res; |
duke@1 | 549 | } |
duke@1 | 550 | } |
duke@1 | 551 | return res; |
duke@1 | 552 | } |
duke@1 | 553 | |
duke@1 | 554 | protected final String cRcvrDecl(MemberDoc field, String cname) { |
duke@1 | 555 | return (field.isStatic() ? "jclass" : "jobject"); |
duke@1 | 556 | } |
duke@1 | 557 | |
duke@1 | 558 | protected String maskName(String s) { |
duke@1 | 559 | return "LLNI_mask(" + s + ")"; |
duke@1 | 560 | } |
duke@1 | 561 | |
duke@1 | 562 | protected String llniFieldName(MemberDoc field) { |
duke@1 | 563 | return maskName(field.name()); |
duke@1 | 564 | } |
duke@1 | 565 | |
duke@1 | 566 | protected final boolean isLongOrDouble(Type t) { |
duke@1 | 567 | String tc = t.typeName(); |
duke@1 | 568 | return (tc.equals("long") || tc.equals("double")); |
duke@1 | 569 | } |
duke@1 | 570 | |
duke@1 | 571 | /* Do unicode to ansi C identifier conversion. |
duke@1 | 572 | %%% This may not be right, but should be called more often. */ |
duke@1 | 573 | protected final String nameToIdentifier(String name) { |
duke@1 | 574 | int len = name.length(); |
duke@1 | 575 | StringBuffer buf = new StringBuffer(len); |
duke@1 | 576 | for (int i = 0; i < len; i++) { |
duke@1 | 577 | char c = name.charAt(i); |
duke@1 | 578 | if (isASCIILetterOrDigit(c)) |
duke@1 | 579 | buf.append(c); |
duke@1 | 580 | else if (c == '/') |
duke@1 | 581 | buf.append('_'); |
duke@1 | 582 | else if (c == '.') |
duke@1 | 583 | buf.append('_'); |
duke@1 | 584 | else if (c == '_') |
duke@1 | 585 | buf.append("_1"); |
duke@1 | 586 | else if (c == ';') |
duke@1 | 587 | buf.append("_2"); |
duke@1 | 588 | else if (c == '[') |
duke@1 | 589 | buf.append("_3"); |
duke@1 | 590 | else |
duke@1 | 591 | buf.append("_0" + ((int)c)); |
duke@1 | 592 | } |
duke@1 | 593 | return new String(buf); |
duke@1 | 594 | } |
duke@1 | 595 | |
duke@1 | 596 | protected final boolean isASCIILetterOrDigit(char c) { |
duke@1 | 597 | if (((c >= 'A') && (c <= 'Z')) || |
duke@1 | 598 | ((c >= 'a') && (c <= 'z')) || |
duke@1 | 599 | ((c >= '0') && (c <= '9'))) |
duke@1 | 600 | return true; |
duke@1 | 601 | else |
duke@1 | 602 | return false; |
duke@1 | 603 | } |
duke@1 | 604 | } |