Mon, 21 Jan 2013 20:15:16 +0000
8005851: Remove support for synchronized interface methods
Summary: Synchronized default methods are no longer supported
Reviewed-by: jjg
jjg@1230 | 1 | /* |
jjg@1230 | 2 | * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. |
jjg@1230 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@1230 | 4 | * |
jjg@1230 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@1230 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jjg@1230 | 7 | * published by the Free Software Foundation. Oracle designates this |
jjg@1230 | 8 | * particular file as subject to the "Classpath" exception as provided |
jjg@1230 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
jjg@1230 | 10 | * |
jjg@1230 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@1230 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@1230 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@1230 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@1230 | 15 | * accompanied this code). |
jjg@1230 | 16 | * |
jjg@1230 | 17 | * You should have received a copy of the GNU General Public License version |
jjg@1230 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@1230 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@1230 | 20 | * |
jjg@1230 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
jjg@1230 | 22 | * or visit www.oracle.com if you need additional information or have any |
jjg@1230 | 23 | * questions. |
jjg@1230 | 24 | */ |
jjg@1230 | 25 | |
jjg@1230 | 26 | package com.sun.tools.javac.jvm; |
jjg@1230 | 27 | |
jjg@1230 | 28 | import java.io.IOException; |
jjg@1230 | 29 | import java.io.Writer; |
jjg@1230 | 30 | import java.util.ArrayList; |
jjg@1230 | 31 | import java.util.List; |
jjg@1230 | 32 | import java.util.Stack; |
jjg@1230 | 33 | import java.util.StringTokenizer; |
jjg@1230 | 34 | |
jjg@1230 | 35 | import javax.lang.model.element.Element; |
jjg@1230 | 36 | import javax.lang.model.element.ExecutableElement; |
jjg@1230 | 37 | import javax.lang.model.element.Modifier; |
jjg@1230 | 38 | import javax.lang.model.element.Name; |
jjg@1230 | 39 | import javax.lang.model.element.TypeElement; |
jjg@1230 | 40 | import javax.lang.model.element.VariableElement; |
jjg@1230 | 41 | import javax.lang.model.type.ArrayType; |
jjg@1230 | 42 | import javax.lang.model.type.DeclaredType; |
jjg@1230 | 43 | import javax.lang.model.type.NoType; |
jjg@1230 | 44 | import javax.lang.model.type.PrimitiveType; |
jjg@1230 | 45 | import javax.lang.model.type.TypeKind; |
jjg@1230 | 46 | import javax.lang.model.type.TypeMirror; |
jjg@1230 | 47 | import javax.lang.model.type.TypeVariable; |
jjg@1230 | 48 | import javax.lang.model.type.TypeVisitor; |
jjg@1230 | 49 | import javax.lang.model.util.ElementFilter; |
jjg@1230 | 50 | import javax.lang.model.util.Elements; |
jjg@1230 | 51 | import javax.lang.model.util.SimpleTypeVisitor8; |
jjg@1230 | 52 | import javax.lang.model.util.Types; |
jjg@1230 | 53 | |
jjg@1230 | 54 | import javax.tools.FileObject; |
jjg@1230 | 55 | import javax.tools.JavaFileManager; |
jjg@1230 | 56 | import javax.tools.StandardLocation; |
jjg@1230 | 57 | |
jjg@1230 | 58 | import com.sun.tools.javac.code.Attribute; |
jjg@1230 | 59 | import com.sun.tools.javac.code.Flags; |
jjg@1230 | 60 | import com.sun.tools.javac.code.Kinds; |
jjg@1230 | 61 | import com.sun.tools.javac.code.Scope; |
jjg@1230 | 62 | import com.sun.tools.javac.code.Symbol.ClassSymbol; |
jjg@1230 | 63 | import com.sun.tools.javac.code.Symtab; |
jjg@1230 | 64 | import com.sun.tools.javac.model.JavacElements; |
jjg@1230 | 65 | import com.sun.tools.javac.model.JavacTypes; |
jjg@1230 | 66 | import com.sun.tools.javac.util.Assert; |
jjg@1230 | 67 | import com.sun.tools.javac.util.Context; |
jjg@1230 | 68 | import com.sun.tools.javac.util.Log; |
jjg@1230 | 69 | import com.sun.tools.javac.util.Options; |
jjg@1230 | 70 | |
jjg@1230 | 71 | import static com.sun.tools.javac.main.Option.*; |
jjg@1230 | 72 | |
jjg@1230 | 73 | /** This class provides operations to write native header files for classes. |
jjg@1230 | 74 | * |
jjg@1230 | 75 | * <p><b>This is NOT part of any supported API. |
jjg@1230 | 76 | * If you write code that depends on this, you do so at your own risk. |
jjg@1230 | 77 | * This code and its internal interfaces are subject to change or |
jjg@1230 | 78 | * deletion without notice.</b> |
jjg@1230 | 79 | */ |
jjg@1230 | 80 | public class JNIWriter { |
jjg@1230 | 81 | protected static final Context.Key<JNIWriter> jniWriterKey = |
jjg@1230 | 82 | new Context.Key<JNIWriter>(); |
jjg@1230 | 83 | |
jjg@1230 | 84 | /** Access to files. */ |
jjg@1230 | 85 | private final JavaFileManager fileManager; |
jjg@1230 | 86 | |
jjg@1230 | 87 | JavacElements elements; |
jjg@1230 | 88 | JavacTypes types; |
jjg@1230 | 89 | |
jjg@1230 | 90 | /** The log to use for verbose output. |
jjg@1230 | 91 | */ |
jjg@1230 | 92 | private final Log log; |
jjg@1230 | 93 | |
jjg@1230 | 94 | /** Switch: verbose output. |
jjg@1230 | 95 | */ |
jjg@1230 | 96 | private boolean verbose; |
jjg@1230 | 97 | |
jjg@1230 | 98 | /** Switch: check all nested classes of top level class |
jjg@1230 | 99 | */ |
jjg@1230 | 100 | private boolean checkAll; |
jjg@1230 | 101 | |
jjg@1230 | 102 | private Mangle mangler; |
jjg@1230 | 103 | |
jjg@1230 | 104 | private Context context; |
jjg@1230 | 105 | |
jjg@1230 | 106 | private Symtab syms; |
jjg@1230 | 107 | |
jjg@1230 | 108 | private String lineSep; |
jjg@1230 | 109 | |
jjg@1230 | 110 | private final boolean isWindows = |
jjg@1230 | 111 | System.getProperty("os.name").startsWith("Windows"); |
jjg@1230 | 112 | |
jjg@1230 | 113 | /** Get the ClassWriter instance for this context. */ |
jjg@1230 | 114 | public static JNIWriter instance(Context context) { |
jjg@1230 | 115 | JNIWriter instance = context.get(jniWriterKey); |
jjg@1230 | 116 | if (instance == null) |
jjg@1230 | 117 | instance = new JNIWriter(context); |
jjg@1230 | 118 | return instance; |
jjg@1230 | 119 | } |
jjg@1230 | 120 | |
jjg@1230 | 121 | /** Construct a class writer, given an options table. |
jjg@1230 | 122 | */ |
jjg@1230 | 123 | private JNIWriter(Context context) { |
jjg@1230 | 124 | context.put(jniWriterKey, this); |
jjg@1230 | 125 | fileManager = context.get(JavaFileManager.class); |
jjg@1230 | 126 | log = Log.instance(context); |
jjg@1230 | 127 | |
jjg@1230 | 128 | Options options = Options.instance(context); |
jjg@1230 | 129 | verbose = options.isSet(VERBOSE); |
jjg@1230 | 130 | checkAll = options.isSet("javah:full"); |
jjg@1230 | 131 | |
jjg@1230 | 132 | this.context = context; // for lazyInit() |
jjg@1230 | 133 | syms = Symtab.instance(context); |
jjg@1230 | 134 | |
jjg@1230 | 135 | lineSep = System.getProperty("line.separator"); |
jjg@1230 | 136 | } |
jjg@1230 | 137 | |
jjg@1230 | 138 | private void lazyInit() { |
jjg@1230 | 139 | if (mangler == null) { |
jjg@1230 | 140 | elements = JavacElements.instance(context); |
jjg@1230 | 141 | types = JavacTypes.instance(context); |
jjg@1230 | 142 | mangler = new Mangle(elements, types); |
jjg@1230 | 143 | } |
jjg@1230 | 144 | } |
jjg@1230 | 145 | |
jjg@1230 | 146 | public boolean needsHeader(ClassSymbol c) { |
jjg@1230 | 147 | if (c.isLocal() || (c.flags() & Flags.SYNTHETIC) != 0) |
jjg@1230 | 148 | return false; |
jjg@1230 | 149 | |
jjg@1230 | 150 | if (checkAll) |
jjg@1230 | 151 | return needsHeader(c.outermostClass(), true); |
jjg@1230 | 152 | else |
jjg@1230 | 153 | return needsHeader(c, false); |
jjg@1230 | 154 | } |
jjg@1230 | 155 | |
jjg@1230 | 156 | private boolean needsHeader(ClassSymbol c, boolean checkNestedClasses) { |
jjg@1230 | 157 | if (c.isLocal() || (c.flags() & Flags.SYNTHETIC) != 0) |
jjg@1230 | 158 | return false; |
jjg@1230 | 159 | |
jjg@1407 | 160 | /* temporary code for backwards compatibility */ |
jfranck@1313 | 161 | for (Attribute.Compound a: c.annotations.getAttributes()) { |
jjg@1407 | 162 | if (a.type.tsym == syms.nativeHeaderType_old.tsym) |
jjg@1230 | 163 | return true; |
jjg@1230 | 164 | } |
jjg@1407 | 165 | /* end of temporary code for backwards compatibility */ |
jjg@1407 | 166 | |
jjg@1230 | 167 | for (Scope.Entry i = c.members_field.elems; i != null; i = i.sibling) { |
jjg@1230 | 168 | if (i.sym.kind == Kinds.MTH && (i.sym.flags() & Flags.NATIVE) != 0) |
jjg@1230 | 169 | return true; |
jjg@1407 | 170 | for (Attribute.Compound a: i.sym.annotations.getAttributes()) { |
jjg@1407 | 171 | if (a.type.tsym == syms.nativeHeaderType.tsym) |
jjg@1407 | 172 | return true; |
jjg@1407 | 173 | } |
jjg@1230 | 174 | } |
jjg@1230 | 175 | if (checkNestedClasses) { |
jjg@1230 | 176 | for (Scope.Entry i = c.members_field.elems; i != null; i = i.sibling) { |
jjg@1230 | 177 | if ((i.sym.kind == Kinds.TYP) && needsHeader(((ClassSymbol) i.sym), true)) |
jjg@1230 | 178 | return true; |
jjg@1230 | 179 | } |
jjg@1230 | 180 | } |
jjg@1230 | 181 | return false; |
jjg@1230 | 182 | } |
jjg@1230 | 183 | |
jjg@1230 | 184 | /** Emit a class file for a given class. |
jjg@1230 | 185 | * @param c The class from which a class file is generated. |
jjg@1230 | 186 | */ |
jjg@1230 | 187 | public FileObject write(ClassSymbol c) |
jjg@1230 | 188 | throws IOException |
jjg@1230 | 189 | { |
jjg@1230 | 190 | String className = c.flatName().toString(); |
jjg@1230 | 191 | FileObject outFile |
jjg@1230 | 192 | = fileManager.getFileForOutput(StandardLocation.NATIVE_HEADER_OUTPUT, |
jjg@1230 | 193 | "", className.replaceAll("[.$]", "_") + ".h", null); |
jjg@1230 | 194 | Writer out = outFile.openWriter(); |
jjg@1230 | 195 | try { |
jjg@1230 | 196 | write(out, c); |
jjg@1230 | 197 | if (verbose) |
jjg@1230 | 198 | log.printVerbose("wrote.file", outFile); |
jjg@1230 | 199 | out.close(); |
jjg@1230 | 200 | out = null; |
jjg@1230 | 201 | } finally { |
jjg@1230 | 202 | if (out != null) { |
jjg@1230 | 203 | // if we are propogating an exception, delete the file |
jjg@1230 | 204 | out.close(); |
jjg@1230 | 205 | outFile.delete(); |
jjg@1230 | 206 | outFile = null; |
jjg@1230 | 207 | } |
jjg@1230 | 208 | } |
jjg@1230 | 209 | return outFile; // may be null if write failed |
jjg@1230 | 210 | } |
jjg@1230 | 211 | |
jjg@1230 | 212 | public void write(Writer out, ClassSymbol sym) |
jjg@1230 | 213 | throws IOException { |
jjg@1230 | 214 | lazyInit(); |
jjg@1230 | 215 | try { |
jjg@1230 | 216 | String cname = mangler.mangle(sym.fullname, Mangle.Type.CLASS); |
jjg@1230 | 217 | println(out, fileTop()); |
jjg@1230 | 218 | println(out, includes()); |
jjg@1230 | 219 | println(out, guardBegin(cname)); |
jjg@1230 | 220 | println(out, cppGuardBegin()); |
jjg@1230 | 221 | |
jjg@1230 | 222 | writeStatics(out, sym); |
jjg@1230 | 223 | writeMethods(out, sym, cname); |
jjg@1230 | 224 | |
jjg@1230 | 225 | println(out, cppGuardEnd()); |
jjg@1230 | 226 | println(out, guardEnd(cname)); |
jjg@1230 | 227 | } catch (TypeSignature.SignatureException e) { |
jjg@1230 | 228 | throw new IOException(e); |
jjg@1230 | 229 | } |
jjg@1230 | 230 | } |
jjg@1230 | 231 | |
jjg@1230 | 232 | protected void writeStatics(Writer out, ClassSymbol sym) throws IOException { |
jjg@1230 | 233 | List<VariableElement> classfields = getAllFields(sym); |
jjg@1230 | 234 | |
jjg@1230 | 235 | for (VariableElement v: classfields) { |
jjg@1230 | 236 | if (!v.getModifiers().contains(Modifier.STATIC)) |
jjg@1230 | 237 | continue; |
jjg@1230 | 238 | String s = null; |
jjg@1230 | 239 | s = defineForStatic(sym, v); |
jjg@1230 | 240 | if (s != null) { |
jjg@1230 | 241 | println(out, s); |
jjg@1230 | 242 | } |
jjg@1230 | 243 | } |
jjg@1230 | 244 | } |
jjg@1230 | 245 | |
jjg@1230 | 246 | /** |
jjg@1230 | 247 | * Including super class fields. |
jjg@1230 | 248 | */ |
jjg@1230 | 249 | List<VariableElement> getAllFields(TypeElement subclazz) { |
jjg@1230 | 250 | List<VariableElement> fields = new ArrayList<VariableElement>(); |
jjg@1230 | 251 | TypeElement cd = null; |
jjg@1230 | 252 | Stack<TypeElement> s = new Stack<TypeElement>(); |
jjg@1230 | 253 | |
jjg@1230 | 254 | cd = subclazz; |
jjg@1230 | 255 | while (true) { |
jjg@1230 | 256 | s.push(cd); |
jjg@1230 | 257 | TypeElement c = (TypeElement) (types.asElement(cd.getSuperclass())); |
jjg@1230 | 258 | if (c == null) |
jjg@1230 | 259 | break; |
jjg@1230 | 260 | cd = c; |
jjg@1230 | 261 | } |
jjg@1230 | 262 | |
jjg@1230 | 263 | while (!s.empty()) { |
jjg@1230 | 264 | cd = s.pop(); |
jjg@1230 | 265 | fields.addAll(ElementFilter.fieldsIn(cd.getEnclosedElements())); |
jjg@1230 | 266 | } |
jjg@1230 | 267 | |
jjg@1230 | 268 | return fields; |
jjg@1230 | 269 | } |
jjg@1230 | 270 | |
jjg@1230 | 271 | protected String defineForStatic(TypeElement c, VariableElement f) { |
jjg@1230 | 272 | CharSequence cnamedoc = c.getQualifiedName(); |
jjg@1230 | 273 | CharSequence fnamedoc = f.getSimpleName(); |
jjg@1230 | 274 | |
jjg@1230 | 275 | String cname = mangler.mangle(cnamedoc, Mangle.Type.CLASS); |
jjg@1230 | 276 | String fname = mangler.mangle(fnamedoc, Mangle.Type.FIELDSTUB); |
jjg@1230 | 277 | |
jjg@1230 | 278 | Assert.check(f.getModifiers().contains(Modifier.STATIC)); |
jjg@1230 | 279 | |
jjg@1230 | 280 | if (f.getModifiers().contains(Modifier.FINAL)) { |
jjg@1230 | 281 | Object value = null; |
jjg@1230 | 282 | |
jjg@1230 | 283 | value = f.getConstantValue(); |
jjg@1230 | 284 | |
jjg@1230 | 285 | if (value != null) { /* so it is a ConstantExpression */ |
jjg@1230 | 286 | String constString = null; |
jjg@1230 | 287 | if ((value instanceof Integer) |
jjg@1230 | 288 | || (value instanceof Byte) |
jjg@1230 | 289 | || (value instanceof Short)) { |
jjg@1230 | 290 | /* covers byte, short, int */ |
jjg@1230 | 291 | constString = value.toString() + "L"; |
jjg@1230 | 292 | } else if (value instanceof Boolean) { |
jjg@1230 | 293 | constString = ((Boolean) value) ? "1L" : "0L"; |
jjg@1230 | 294 | } else if (value instanceof Character) { |
jjg@1230 | 295 | Character ch = (Character) value; |
jjg@1230 | 296 | constString = String.valueOf(((int) ch) & 0xffff) + "L"; |
jjg@1230 | 297 | } else if (value instanceof Long) { |
jjg@1230 | 298 | // Visual C++ supports the i64 suffix, not LL. |
jjg@1230 | 299 | if (isWindows) |
jjg@1230 | 300 | constString = value.toString() + "i64"; |
jjg@1230 | 301 | else |
jjg@1230 | 302 | constString = value.toString() + "LL"; |
jjg@1230 | 303 | } else if (value instanceof Float) { |
jjg@1230 | 304 | /* bug for bug */ |
jjg@1230 | 305 | float fv = ((Float)value).floatValue(); |
jjg@1230 | 306 | if (Float.isInfinite(fv)) |
jjg@1230 | 307 | constString = ((fv < 0) ? "-" : "") + "Inff"; |
jjg@1230 | 308 | else |
jjg@1230 | 309 | constString = value.toString() + "f"; |
jjg@1230 | 310 | } else if (value instanceof Double) { |
jjg@1230 | 311 | /* bug for bug */ |
jjg@1230 | 312 | double d = ((Double)value).doubleValue(); |
jjg@1230 | 313 | if (Double.isInfinite(d)) |
jjg@1230 | 314 | constString = ((d < 0) ? "-" : "") + "InfD"; |
jjg@1230 | 315 | else |
jjg@1230 | 316 | constString = value.toString(); |
jjg@1230 | 317 | } |
jjg@1230 | 318 | |
jjg@1230 | 319 | if (constString != null) { |
jjg@1230 | 320 | StringBuilder s = new StringBuilder("#undef "); |
jjg@1230 | 321 | s.append(cname); s.append("_"); s.append(fname); s.append(lineSep); |
jjg@1230 | 322 | s.append("#define "); s.append(cname); s.append("_"); |
jjg@1230 | 323 | s.append(fname); s.append(" "); s.append(constString); |
jjg@1230 | 324 | return s.toString(); |
jjg@1230 | 325 | } |
jjg@1230 | 326 | |
jjg@1230 | 327 | } |
jjg@1230 | 328 | } |
jjg@1230 | 329 | |
jjg@1230 | 330 | return null; |
jjg@1230 | 331 | } |
jjg@1230 | 332 | |
jjg@1230 | 333 | |
jjg@1230 | 334 | protected void writeMethods(Writer out, ClassSymbol sym, String cname) |
jjg@1230 | 335 | throws IOException, TypeSignature.SignatureException { |
jjg@1230 | 336 | List<ExecutableElement> classmethods = ElementFilter.methodsIn(sym.getEnclosedElements()); |
jjg@1230 | 337 | for (ExecutableElement md: classmethods) { |
jjg@1230 | 338 | if(md.getModifiers().contains(Modifier.NATIVE)){ |
jjg@1230 | 339 | TypeMirror mtr = types.erasure(md.getReturnType()); |
jjg@1230 | 340 | String sig = signature(md); |
jjg@1230 | 341 | TypeSignature newtypesig = new TypeSignature(elements); |
jjg@1230 | 342 | CharSequence methodName = md.getSimpleName(); |
jjg@1230 | 343 | boolean longName = false; |
jjg@1230 | 344 | for (ExecutableElement md2: classmethods) { |
jjg@1230 | 345 | if ((md2 != md) |
jjg@1230 | 346 | && (methodName.equals(md2.getSimpleName())) |
jjg@1230 | 347 | && (md2.getModifiers().contains(Modifier.NATIVE))) |
jjg@1230 | 348 | longName = true; |
jjg@1230 | 349 | |
jjg@1230 | 350 | } |
jjg@1230 | 351 | println(out, "/*"); |
jjg@1230 | 352 | println(out, " * Class: " + cname); |
jjg@1230 | 353 | println(out, " * Method: " + |
jjg@1230 | 354 | mangler.mangle(methodName, Mangle.Type.FIELDSTUB)); |
jjg@1230 | 355 | println(out, " * Signature: " + newtypesig.getTypeSignature(sig, mtr)); |
jjg@1230 | 356 | println(out, " */"); |
jjg@1230 | 357 | println(out, "JNIEXPORT " + jniType(mtr) + |
jjg@1230 | 358 | " JNICALL " + |
jjg@1230 | 359 | mangler.mangleMethod(md, sym, |
jjg@1230 | 360 | (longName) ? |
jjg@1230 | 361 | Mangle.Type.METHOD_JNI_LONG : |
jjg@1230 | 362 | Mangle.Type.METHOD_JNI_SHORT)); |
jjg@1230 | 363 | print(out, " (JNIEnv *, "); |
jjg@1230 | 364 | List<? extends VariableElement> paramargs = md.getParameters(); |
jjg@1230 | 365 | List<TypeMirror> args = new ArrayList<TypeMirror>(); |
jjg@1230 | 366 | for (VariableElement p: paramargs) { |
jjg@1230 | 367 | args.add(types.erasure(p.asType())); |
jjg@1230 | 368 | } |
jjg@1230 | 369 | if (md.getModifiers().contains(Modifier.STATIC)) |
jjg@1230 | 370 | print(out, "jclass"); |
jjg@1230 | 371 | else |
jjg@1230 | 372 | print(out, "jobject"); |
jjg@1230 | 373 | |
jjg@1230 | 374 | for (TypeMirror arg: args) { |
jjg@1230 | 375 | print(out, ", "); |
jjg@1230 | 376 | print(out, jniType(arg)); |
jjg@1230 | 377 | } |
jjg@1230 | 378 | println(out, ");" |
jjg@1230 | 379 | + lineSep); |
jjg@1230 | 380 | } |
jjg@1230 | 381 | } |
jjg@1230 | 382 | } |
jjg@1230 | 383 | |
jjg@1230 | 384 | // c.f. MethodDoc.signature |
jjg@1230 | 385 | String signature(ExecutableElement e) { |
jjg@1230 | 386 | StringBuilder sb = new StringBuilder("("); |
jjg@1230 | 387 | String sep = ""; |
jjg@1230 | 388 | for (VariableElement p: e.getParameters()) { |
jjg@1230 | 389 | sb.append(sep); |
jjg@1230 | 390 | sb.append(types.erasure(p.asType()).toString()); |
jjg@1230 | 391 | sep = ","; |
jjg@1230 | 392 | } |
jjg@1230 | 393 | sb.append(")"); |
jjg@1230 | 394 | return sb.toString(); |
jjg@1230 | 395 | } |
jjg@1230 | 396 | |
jjg@1230 | 397 | protected final String jniType(TypeMirror t) { |
jjg@1230 | 398 | TypeElement throwable = elements.getTypeElement("java.lang.Throwable"); |
jjg@1230 | 399 | TypeElement jClass = elements.getTypeElement("java.lang.Class"); |
jjg@1230 | 400 | TypeElement jString = elements.getTypeElement("java.lang.String"); |
jjg@1230 | 401 | Element tclassDoc = types.asElement(t); |
jjg@1230 | 402 | |
jjg@1230 | 403 | |
jjg@1230 | 404 | switch (t.getKind()) { |
jjg@1230 | 405 | case ARRAY: { |
jjg@1230 | 406 | TypeMirror ct = ((ArrayType) t).getComponentType(); |
jjg@1230 | 407 | switch (ct.getKind()) { |
jjg@1230 | 408 | case BOOLEAN: return "jbooleanArray"; |
jjg@1230 | 409 | case BYTE: return "jbyteArray"; |
jjg@1230 | 410 | case CHAR: return "jcharArray"; |
jjg@1230 | 411 | case SHORT: return "jshortArray"; |
jjg@1230 | 412 | case INT: return "jintArray"; |
jjg@1230 | 413 | case LONG: return "jlongArray"; |
jjg@1230 | 414 | case FLOAT: return "jfloatArray"; |
jjg@1230 | 415 | case DOUBLE: return "jdoubleArray"; |
jjg@1230 | 416 | case ARRAY: |
jjg@1230 | 417 | case DECLARED: return "jobjectArray"; |
jjg@1230 | 418 | default: throw new Error(ct.toString()); |
jjg@1230 | 419 | } |
jjg@1230 | 420 | } |
jjg@1230 | 421 | |
jjg@1230 | 422 | case VOID: return "void"; |
jjg@1230 | 423 | case BOOLEAN: return "jboolean"; |
jjg@1230 | 424 | case BYTE: return "jbyte"; |
jjg@1230 | 425 | case CHAR: return "jchar"; |
jjg@1230 | 426 | case SHORT: return "jshort"; |
jjg@1230 | 427 | case INT: return "jint"; |
jjg@1230 | 428 | case LONG: return "jlong"; |
jjg@1230 | 429 | case FLOAT: return "jfloat"; |
jjg@1230 | 430 | case DOUBLE: return "jdouble"; |
jjg@1230 | 431 | |
jjg@1230 | 432 | case DECLARED: { |
jjg@1230 | 433 | if (tclassDoc.equals(jString)) |
jjg@1230 | 434 | return "jstring"; |
jjg@1230 | 435 | else if (types.isAssignable(t, throwable.asType())) |
jjg@1230 | 436 | return "jthrowable"; |
jjg@1230 | 437 | else if (types.isAssignable(t, jClass.asType())) |
jjg@1230 | 438 | return "jclass"; |
jjg@1230 | 439 | else |
jjg@1230 | 440 | return "jobject"; |
jjg@1230 | 441 | } |
jjg@1230 | 442 | } |
jjg@1230 | 443 | |
jjg@1230 | 444 | Assert.check(false, "jni unknown type"); |
jjg@1230 | 445 | return null; /* dead code. */ |
jjg@1230 | 446 | } |
jjg@1230 | 447 | |
jjg@1230 | 448 | protected String fileTop() { |
jjg@1230 | 449 | return "/* DO NOT EDIT THIS FILE - it is machine generated */"; |
jjg@1230 | 450 | } |
jjg@1230 | 451 | |
jjg@1230 | 452 | protected String includes() { |
jjg@1230 | 453 | return "#include <jni.h>"; |
jjg@1230 | 454 | } |
jjg@1230 | 455 | |
jjg@1230 | 456 | /* |
jjg@1230 | 457 | * Deal with the C pre-processor. |
jjg@1230 | 458 | */ |
jjg@1230 | 459 | protected String cppGuardBegin() { |
jjg@1230 | 460 | return "#ifdef __cplusplus" + lineSep |
jjg@1230 | 461 | + "extern \"C\" {" + lineSep |
jjg@1230 | 462 | + "#endif"; |
jjg@1230 | 463 | } |
jjg@1230 | 464 | |
jjg@1230 | 465 | protected String cppGuardEnd() { |
jjg@1230 | 466 | return "#ifdef __cplusplus" + lineSep |
jjg@1230 | 467 | + "}" + lineSep |
jjg@1230 | 468 | + "#endif"; |
jjg@1230 | 469 | } |
jjg@1230 | 470 | |
jjg@1230 | 471 | protected String guardBegin(String cname) { |
jjg@1230 | 472 | return "/* Header for class " + cname + " */" + lineSep |
jjg@1230 | 473 | + lineSep |
jjg@1230 | 474 | + "#ifndef _Included_" + cname + lineSep |
jjg@1230 | 475 | + "#define _Included_" + cname; |
jjg@1230 | 476 | } |
jjg@1230 | 477 | |
jjg@1230 | 478 | protected String guardEnd(String cname) { |
jjg@1230 | 479 | return "#endif"; |
jjg@1230 | 480 | } |
jjg@1230 | 481 | |
jjg@1230 | 482 | protected void print(Writer out, String text) throws IOException { |
jjg@1230 | 483 | out.write(text); |
jjg@1230 | 484 | } |
jjg@1230 | 485 | |
jjg@1230 | 486 | protected void println(Writer out, String text) throws IOException { |
jjg@1230 | 487 | out.write(text); |
jjg@1230 | 488 | out.write(lineSep); |
jjg@1230 | 489 | } |
jjg@1230 | 490 | |
jjg@1230 | 491 | |
jjg@1230 | 492 | private static class Mangle { |
jjg@1230 | 493 | |
jjg@1230 | 494 | public static class Type { |
jjg@1230 | 495 | public static final int CLASS = 1; |
jjg@1230 | 496 | public static final int FIELDSTUB = 2; |
jjg@1230 | 497 | public static final int FIELD = 3; |
jjg@1230 | 498 | public static final int JNI = 4; |
jjg@1230 | 499 | public static final int SIGNATURE = 5; |
jjg@1230 | 500 | public static final int METHOD_JDK_1 = 6; |
jjg@1230 | 501 | public static final int METHOD_JNI_SHORT = 7; |
jjg@1230 | 502 | public static final int METHOD_JNI_LONG = 8; |
jjg@1230 | 503 | }; |
jjg@1230 | 504 | |
jjg@1230 | 505 | private Elements elems; |
jjg@1230 | 506 | private Types types; |
jjg@1230 | 507 | |
jjg@1230 | 508 | Mangle(Elements elems, Types types) { |
jjg@1230 | 509 | this.elems = elems; |
jjg@1230 | 510 | this.types = types; |
jjg@1230 | 511 | } |
jjg@1230 | 512 | |
jjg@1230 | 513 | public final String mangle(CharSequence name, int mtype) { |
jjg@1230 | 514 | StringBuilder result = new StringBuilder(100); |
jjg@1230 | 515 | int length = name.length(); |
jjg@1230 | 516 | |
jjg@1230 | 517 | for (int i = 0; i < length; i++) { |
jjg@1230 | 518 | char ch = name.charAt(i); |
jjg@1230 | 519 | if (isalnum(ch)) { |
jjg@1230 | 520 | result.append(ch); |
jjg@1230 | 521 | } else if ((ch == '.') && |
jjg@1230 | 522 | mtype == Mangle.Type.CLASS) { |
jjg@1230 | 523 | result.append('_'); |
jjg@1230 | 524 | } else if (( ch == '$') && |
jjg@1230 | 525 | mtype == Mangle.Type.CLASS) { |
jjg@1230 | 526 | result.append('_'); |
jjg@1230 | 527 | result.append('_'); |
jjg@1230 | 528 | } else if (ch == '_' && mtype == Mangle.Type.FIELDSTUB) { |
jjg@1230 | 529 | result.append('_'); |
jjg@1230 | 530 | } else if (ch == '_' && mtype == Mangle.Type.CLASS) { |
jjg@1230 | 531 | result.append('_'); |
jjg@1230 | 532 | } else if (mtype == Mangle.Type.JNI) { |
jjg@1230 | 533 | String esc = null; |
jjg@1230 | 534 | if (ch == '_') |
jjg@1230 | 535 | esc = "_1"; |
jjg@1230 | 536 | else if (ch == '.') |
jjg@1230 | 537 | esc = "_"; |
jjg@1230 | 538 | else if (ch == ';') |
jjg@1230 | 539 | esc = "_2"; |
jjg@1230 | 540 | else if (ch == '[') |
jjg@1230 | 541 | esc = "_3"; |
jjg@1230 | 542 | if (esc != null) { |
jjg@1230 | 543 | result.append(esc); |
jjg@1230 | 544 | } else { |
jjg@1230 | 545 | result.append(mangleChar(ch)); |
jjg@1230 | 546 | } |
jjg@1230 | 547 | } else if (mtype == Mangle.Type.SIGNATURE) { |
jjg@1230 | 548 | if (isprint(ch)) { |
jjg@1230 | 549 | result.append(ch); |
jjg@1230 | 550 | } else { |
jjg@1230 | 551 | result.append(mangleChar(ch)); |
jjg@1230 | 552 | } |
jjg@1230 | 553 | } else { |
jjg@1230 | 554 | result.append(mangleChar(ch)); |
jjg@1230 | 555 | } |
jjg@1230 | 556 | } |
jjg@1230 | 557 | |
jjg@1230 | 558 | return result.toString(); |
jjg@1230 | 559 | } |
jjg@1230 | 560 | |
jjg@1230 | 561 | public String mangleMethod(ExecutableElement method, TypeElement clazz, |
jjg@1230 | 562 | int mtype) throws TypeSignature.SignatureException { |
jjg@1230 | 563 | StringBuilder result = new StringBuilder(100); |
jjg@1230 | 564 | result.append("Java_"); |
jjg@1230 | 565 | |
jjg@1230 | 566 | if (mtype == Mangle.Type.METHOD_JDK_1) { |
jjg@1230 | 567 | result.append(mangle(clazz.getQualifiedName(), Mangle.Type.CLASS)); |
jjg@1230 | 568 | result.append('_'); |
jjg@1230 | 569 | result.append(mangle(method.getSimpleName(), |
jjg@1230 | 570 | Mangle.Type.FIELD)); |
jjg@1230 | 571 | result.append("_stub"); |
jjg@1230 | 572 | return result.toString(); |
jjg@1230 | 573 | } |
jjg@1230 | 574 | |
jjg@1230 | 575 | /* JNI */ |
jjg@1230 | 576 | result.append(mangle(getInnerQualifiedName(clazz), Mangle.Type.JNI)); |
jjg@1230 | 577 | result.append('_'); |
jjg@1230 | 578 | result.append(mangle(method.getSimpleName(), |
jjg@1230 | 579 | Mangle.Type.JNI)); |
jjg@1230 | 580 | if (mtype == Mangle.Type.METHOD_JNI_LONG) { |
jjg@1230 | 581 | result.append("__"); |
jjg@1230 | 582 | String typesig = signature(method); |
jjg@1230 | 583 | TypeSignature newTypeSig = new TypeSignature(elems); |
jjg@1230 | 584 | String sig = newTypeSig.getTypeSignature(typesig, method.getReturnType()); |
jjg@1230 | 585 | sig = sig.substring(1); |
jjg@1230 | 586 | sig = sig.substring(0, sig.lastIndexOf(')')); |
jjg@1230 | 587 | sig = sig.replace('/', '.'); |
jjg@1230 | 588 | result.append(mangle(sig, Mangle.Type.JNI)); |
jjg@1230 | 589 | } |
jjg@1230 | 590 | |
jjg@1230 | 591 | return result.toString(); |
jjg@1230 | 592 | } |
jjg@1230 | 593 | //where |
jjg@1230 | 594 | private String getInnerQualifiedName(TypeElement clazz) { |
jjg@1230 | 595 | return elems.getBinaryName(clazz).toString(); |
jjg@1230 | 596 | } |
jjg@1230 | 597 | |
jjg@1230 | 598 | public final String mangleChar(char ch) { |
jjg@1230 | 599 | String s = Integer.toHexString(ch); |
jjg@1230 | 600 | int nzeros = 5 - s.length(); |
jjg@1230 | 601 | char[] result = new char[6]; |
jjg@1230 | 602 | result[0] = '_'; |
jjg@1230 | 603 | for (int i = 1; i <= nzeros; i++) |
jjg@1230 | 604 | result[i] = '0'; |
jjg@1230 | 605 | for (int i = nzeros+1, j = 0; i < 6; i++, j++) |
jjg@1230 | 606 | result[i] = s.charAt(j); |
jjg@1230 | 607 | return new String(result); |
jjg@1230 | 608 | } |
jjg@1230 | 609 | |
jjg@1230 | 610 | // Warning: duplicated in Gen |
jjg@1230 | 611 | private String signature(ExecutableElement e) { |
jjg@1230 | 612 | StringBuilder sb = new StringBuilder(); |
jjg@1230 | 613 | String sep = "("; |
jjg@1230 | 614 | for (VariableElement p: e.getParameters()) { |
jjg@1230 | 615 | sb.append(sep); |
jjg@1230 | 616 | sb.append(types.erasure(p.asType()).toString()); |
jjg@1230 | 617 | sep = ","; |
jjg@1230 | 618 | } |
jjg@1230 | 619 | sb.append(")"); |
jjg@1230 | 620 | return sb.toString(); |
jjg@1230 | 621 | } |
jjg@1230 | 622 | |
jjg@1230 | 623 | /* Warning: Intentional ASCII operation. */ |
jjg@1230 | 624 | private static boolean isalnum(char ch) { |
jjg@1230 | 625 | return ch <= 0x7f && /* quick test */ |
jjg@1230 | 626 | ((ch >= 'A' && ch <= 'Z') || |
jjg@1230 | 627 | (ch >= 'a' && ch <= 'z') || |
jjg@1230 | 628 | (ch >= '0' && ch <= '9')); |
jjg@1230 | 629 | } |
jjg@1230 | 630 | |
jjg@1230 | 631 | /* Warning: Intentional ASCII operation. */ |
jjg@1230 | 632 | private static boolean isprint(char ch) { |
jjg@1230 | 633 | return ch >= 32 && ch <= 126; |
jjg@1230 | 634 | } |
jjg@1230 | 635 | } |
jjg@1230 | 636 | |
jjg@1230 | 637 | private static class TypeSignature { |
jjg@1230 | 638 | static class SignatureException extends Exception { |
jjg@1230 | 639 | private static final long serialVersionUID = 1L; |
jjg@1230 | 640 | SignatureException(String reason) { |
jjg@1230 | 641 | super(reason); |
jjg@1230 | 642 | } |
jjg@1230 | 643 | } |
jjg@1230 | 644 | |
jjg@1230 | 645 | Elements elems; |
jjg@1230 | 646 | |
jjg@1230 | 647 | /* Signature Characters */ |
jjg@1230 | 648 | |
jjg@1230 | 649 | private static final String SIG_VOID = "V"; |
jjg@1230 | 650 | private static final String SIG_BOOLEAN = "Z"; |
jjg@1230 | 651 | private static final String SIG_BYTE = "B"; |
jjg@1230 | 652 | private static final String SIG_CHAR = "C"; |
jjg@1230 | 653 | private static final String SIG_SHORT = "S"; |
jjg@1230 | 654 | private static final String SIG_INT = "I"; |
jjg@1230 | 655 | private static final String SIG_LONG = "J"; |
jjg@1230 | 656 | private static final String SIG_FLOAT = "F"; |
jjg@1230 | 657 | private static final String SIG_DOUBLE = "D"; |
jjg@1230 | 658 | private static final String SIG_ARRAY = "["; |
jjg@1230 | 659 | private static final String SIG_CLASS = "L"; |
jjg@1230 | 660 | |
jjg@1230 | 661 | |
jjg@1230 | 662 | |
jjg@1230 | 663 | public TypeSignature(Elements elems){ |
jjg@1230 | 664 | this.elems = elems; |
jjg@1230 | 665 | } |
jjg@1230 | 666 | |
jjg@1230 | 667 | /* |
jjg@1230 | 668 | * Returns the type signature of a field according to JVM specs |
jjg@1230 | 669 | */ |
jjg@1230 | 670 | public String getTypeSignature(String javasignature) throws SignatureException { |
jjg@1230 | 671 | return getParamJVMSignature(javasignature); |
jjg@1230 | 672 | } |
jjg@1230 | 673 | |
jjg@1230 | 674 | /* |
jjg@1230 | 675 | * Returns the type signature of a method according to JVM specs |
jjg@1230 | 676 | */ |
jjg@1230 | 677 | public String getTypeSignature(String javasignature, TypeMirror returnType) |
jjg@1230 | 678 | throws SignatureException { |
jjg@1230 | 679 | String signature = null; //Java type signature. |
jjg@1230 | 680 | String typeSignature = null; //Internal type signature. |
jjg@1230 | 681 | List<String> params = new ArrayList<String>(); //List of parameters. |
jjg@1230 | 682 | String paramsig = null; //Java parameter signature. |
jjg@1230 | 683 | String paramJVMSig = null; //Internal parameter signature. |
jjg@1230 | 684 | String returnSig = null; //Java return type signature. |
jjg@1230 | 685 | String returnJVMType = null; //Internal return type signature. |
jjg@1230 | 686 | int dimensions = 0; //Array dimension. |
jjg@1230 | 687 | |
jjg@1230 | 688 | int startIndex = -1; |
jjg@1230 | 689 | int endIndex = -1; |
jjg@1230 | 690 | StringTokenizer st = null; |
jjg@1230 | 691 | int i = 0; |
jjg@1230 | 692 | |
jjg@1230 | 693 | // Gets the actual java signature without parentheses. |
jjg@1230 | 694 | if (javasignature != null) { |
jjg@1230 | 695 | startIndex = javasignature.indexOf("("); |
jjg@1230 | 696 | endIndex = javasignature.indexOf(")"); |
jjg@1230 | 697 | } |
jjg@1230 | 698 | |
jjg@1230 | 699 | if (((startIndex != -1) && (endIndex != -1)) |
jjg@1230 | 700 | &&(startIndex+1 < javasignature.length()) |
jjg@1230 | 701 | &&(endIndex < javasignature.length())) { |
jjg@1230 | 702 | signature = javasignature.substring(startIndex+1, endIndex); |
jjg@1230 | 703 | } |
jjg@1230 | 704 | |
jjg@1230 | 705 | // Separates parameters. |
jjg@1230 | 706 | if (signature != null) { |
jjg@1230 | 707 | if (signature.indexOf(",") != -1) { |
jjg@1230 | 708 | st = new StringTokenizer(signature, ","); |
jjg@1230 | 709 | if (st != null) { |
jjg@1230 | 710 | while (st.hasMoreTokens()) { |
jjg@1230 | 711 | params.add(st.nextToken()); |
jjg@1230 | 712 | } |
jjg@1230 | 713 | } |
jjg@1230 | 714 | } else { |
jjg@1230 | 715 | params.add(signature); |
jjg@1230 | 716 | } |
jjg@1230 | 717 | } |
jjg@1230 | 718 | |
jjg@1230 | 719 | /* JVM type signature. */ |
jjg@1230 | 720 | typeSignature = "("; |
jjg@1230 | 721 | |
jjg@1230 | 722 | // Gets indivisual internal parameter signature. |
jjg@1230 | 723 | while (params.isEmpty() != true) { |
jjg@1230 | 724 | paramsig = params.remove(i).trim(); |
jjg@1230 | 725 | paramJVMSig = getParamJVMSignature(paramsig); |
jjg@1230 | 726 | if (paramJVMSig != null) { |
jjg@1230 | 727 | typeSignature += paramJVMSig; |
jjg@1230 | 728 | } |
jjg@1230 | 729 | } |
jjg@1230 | 730 | |
jjg@1230 | 731 | typeSignature += ")"; |
jjg@1230 | 732 | |
jjg@1230 | 733 | // Get internal return type signature. |
jjg@1230 | 734 | |
jjg@1230 | 735 | returnJVMType = ""; |
jjg@1230 | 736 | if (returnType != null) { |
jjg@1230 | 737 | dimensions = dimensions(returnType); |
jjg@1230 | 738 | } |
jjg@1230 | 739 | |
jjg@1230 | 740 | //Gets array dimension of return type. |
jjg@1230 | 741 | while (dimensions-- > 0) { |
jjg@1230 | 742 | returnJVMType += "["; |
jjg@1230 | 743 | } |
jjg@1230 | 744 | if (returnType != null) { |
jjg@1230 | 745 | returnSig = qualifiedTypeName(returnType); |
jjg@1230 | 746 | returnJVMType += getComponentType(returnSig); |
jjg@1230 | 747 | } else { |
jjg@1230 | 748 | System.out.println("Invalid return type."); |
jjg@1230 | 749 | } |
jjg@1230 | 750 | |
jjg@1230 | 751 | typeSignature += returnJVMType; |
jjg@1230 | 752 | |
jjg@1230 | 753 | return typeSignature; |
jjg@1230 | 754 | } |
jjg@1230 | 755 | |
jjg@1230 | 756 | /* |
jjg@1230 | 757 | * Returns internal signature of a parameter. |
jjg@1230 | 758 | */ |
jjg@1230 | 759 | private String getParamJVMSignature(String paramsig) throws SignatureException { |
jjg@1230 | 760 | String paramJVMSig = ""; |
jjg@1230 | 761 | String componentType =""; |
jjg@1230 | 762 | |
jjg@1230 | 763 | if(paramsig != null){ |
jjg@1230 | 764 | |
jjg@1230 | 765 | if(paramsig.indexOf("[]") != -1) { |
jjg@1230 | 766 | // Gets array dimension. |
jjg@1230 | 767 | int endindex = paramsig.indexOf("[]"); |
jjg@1230 | 768 | componentType = paramsig.substring(0, endindex); |
jjg@1230 | 769 | String dimensionString = paramsig.substring(endindex); |
jjg@1230 | 770 | if(dimensionString != null){ |
jjg@1230 | 771 | while(dimensionString.indexOf("[]") != -1){ |
jjg@1230 | 772 | paramJVMSig += "["; |
jjg@1230 | 773 | int beginindex = dimensionString.indexOf("]") + 1; |
jjg@1230 | 774 | if(beginindex < dimensionString.length()){ |
jjg@1230 | 775 | dimensionString = dimensionString.substring(beginindex); |
jjg@1230 | 776 | }else |
jjg@1230 | 777 | dimensionString = ""; |
jjg@1230 | 778 | } |
jjg@1230 | 779 | } |
jjg@1230 | 780 | } else componentType = paramsig; |
jjg@1230 | 781 | |
jjg@1230 | 782 | paramJVMSig += getComponentType(componentType); |
jjg@1230 | 783 | } |
jjg@1230 | 784 | return paramJVMSig; |
jjg@1230 | 785 | } |
jjg@1230 | 786 | |
jjg@1230 | 787 | /* |
jjg@1230 | 788 | * Returns internal signature of a component. |
jjg@1230 | 789 | */ |
jjg@1230 | 790 | private String getComponentType(String componentType) throws SignatureException { |
jjg@1230 | 791 | |
jjg@1230 | 792 | String JVMSig = ""; |
jjg@1230 | 793 | |
jjg@1230 | 794 | if(componentType != null){ |
jjg@1230 | 795 | if(componentType.equals("void")) JVMSig += SIG_VOID ; |
jjg@1230 | 796 | else if(componentType.equals("boolean")) JVMSig += SIG_BOOLEAN ; |
jjg@1230 | 797 | else if(componentType.equals("byte")) JVMSig += SIG_BYTE ; |
jjg@1230 | 798 | else if(componentType.equals("char")) JVMSig += SIG_CHAR ; |
jjg@1230 | 799 | else if(componentType.equals("short")) JVMSig += SIG_SHORT ; |
jjg@1230 | 800 | else if(componentType.equals("int")) JVMSig += SIG_INT ; |
jjg@1230 | 801 | else if(componentType.equals("long")) JVMSig += SIG_LONG ; |
jjg@1230 | 802 | else if(componentType.equals("float")) JVMSig += SIG_FLOAT ; |
jjg@1230 | 803 | else if(componentType.equals("double")) JVMSig += SIG_DOUBLE ; |
jjg@1230 | 804 | else { |
jjg@1230 | 805 | if(!componentType.equals("")){ |
jjg@1230 | 806 | TypeElement classNameDoc = elems.getTypeElement(componentType); |
jjg@1230 | 807 | |
jjg@1230 | 808 | if(classNameDoc == null){ |
jjg@1230 | 809 | throw new SignatureException(componentType); |
jjg@1230 | 810 | }else { |
jjg@1230 | 811 | String classname = classNameDoc.getQualifiedName().toString(); |
jjg@1230 | 812 | String newclassname = classname.replace('.', '/'); |
jjg@1230 | 813 | JVMSig += "L"; |
jjg@1230 | 814 | JVMSig += newclassname; |
jjg@1230 | 815 | JVMSig += ";"; |
jjg@1230 | 816 | } |
jjg@1230 | 817 | } |
jjg@1230 | 818 | } |
jjg@1230 | 819 | } |
jjg@1230 | 820 | return JVMSig; |
jjg@1230 | 821 | } |
jjg@1230 | 822 | |
jjg@1230 | 823 | int dimensions(TypeMirror t) { |
jjg@1230 | 824 | if (t.getKind() != TypeKind.ARRAY) |
jjg@1230 | 825 | return 0; |
jjg@1230 | 826 | return 1 + dimensions(((ArrayType) t).getComponentType()); |
jjg@1230 | 827 | } |
jjg@1230 | 828 | |
jjg@1230 | 829 | |
jjg@1230 | 830 | String qualifiedTypeName(TypeMirror type) { |
jjg@1230 | 831 | TypeVisitor<Name, Void> v = new SimpleTypeVisitor8<Name, Void>() { |
jjg@1230 | 832 | @Override |
jjg@1230 | 833 | public Name visitArray(ArrayType t, Void p) { |
jjg@1230 | 834 | return t.getComponentType().accept(this, p); |
jjg@1230 | 835 | } |
jjg@1230 | 836 | |
jjg@1230 | 837 | @Override |
jjg@1230 | 838 | public Name visitDeclared(DeclaredType t, Void p) { |
jjg@1230 | 839 | return ((TypeElement) t.asElement()).getQualifiedName(); |
jjg@1230 | 840 | } |
jjg@1230 | 841 | |
jjg@1230 | 842 | @Override |
jjg@1230 | 843 | public Name visitPrimitive(PrimitiveType t, Void p) { |
jjg@1230 | 844 | return elems.getName(t.toString()); |
jjg@1230 | 845 | } |
jjg@1230 | 846 | |
jjg@1230 | 847 | @Override |
jjg@1230 | 848 | public Name visitNoType(NoType t, Void p) { |
jjg@1230 | 849 | if (t.getKind() == TypeKind.VOID) |
jjg@1230 | 850 | return elems.getName("void"); |
jjg@1230 | 851 | return defaultAction(t, p); |
jjg@1230 | 852 | } |
jjg@1230 | 853 | |
jjg@1230 | 854 | @Override |
jjg@1230 | 855 | public Name visitTypeVariable(TypeVariable t, Void p) { |
jjg@1230 | 856 | return t.getUpperBound().accept(this, p); |
jjg@1230 | 857 | } |
jjg@1230 | 858 | }; |
jjg@1230 | 859 | return v.visit(type).toString(); |
jjg@1230 | 860 | } |
jjg@1230 | 861 | } |
jjg@1230 | 862 | |
jjg@1230 | 863 | } |