Package org.eclipse.jdt.internal.compiler.env

Examples of org.eclipse.jdt.internal.compiler.env.NameEnvironmentAnswer

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  NameEnvironmentAnswer getNameEnvironmentAnswer() {
    if (nameEnvironmentAnswer == null) {
      try {
        ClassFileReader cfr = new ClassFileReader(getBytes(),
            unit.getDisplayLocation().toCharArray(), true);
        nameEnvironmentAnswer = new NameEnvironmentAnswer(cfr, null);
      } catch (ClassFormatException e) {
        throw new RuntimeException("Unexpectedly unable to parse class file", e);
      }
    }
    return nameEnvironmentAnswer;
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          return null;
        }
        try {
          ClassFileReader cfr =
              ClassFileReader.read(new ByteArrayInputStream(bs), binaryName, true);
          return new NameEnvironmentAnswer(cfr, null);
        } catch (Throwable e) {
          return null;
        }
      }
    }
    //
    if (isPackage(binaryName)) {
      m_findType.put(binaryName, NO_BYTECODE);
      return null;
    }
    try {
      URL resource = getClassLoader().getResource(binaryName + ".class");
      if (isExistingResource(resource)) {
        InputStream openStream = resource.openStream();
        try {
          //String externalForm = resource.toExternalForm();
          String externalForm = "jar:file:/" + binaryName;
          byte[] bs = IOUtils2.readBytes(openStream);
          m_findType.put(binaryName, bs);
          ClassFileReader cfr =
              ClassFileReader.read(new ByteArrayInputStream(bs), externalForm, true);
          return new NameEnvironmentAnswer(cfr, null);
        } finally {
          Utility.close(openStream);
        }
      }
    } catch (ClassFormatException e) {
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        CompilationUnit unit = findCompilationUnit(qname);
        if (unit != null) {
          branch.log(TreeLogger.SPAM, "Found type in compilation unit: "
              + unit.getDisplayLocation());
          ICompilationUnit icu = new CompilationUnitAdapter(unit);
          return new NameEnvironmentAnswer(icu, null);
        } else {
          ClassLoader classLoader = getClassLoader();
          URL resourceURL = classLoader.getResource(className.replace('.', '/')
              + ".class");
          if (resourceURL != null) {
            /*
             * We know that there is a .class file that matches the name that we
             * are looking for. However, at least on OSX, this lookup is case
             * insensitive so we need to use Class.forName to effectively verify
             * the case.
             */
            if (isBinaryType(classLoader, className)) {
              byte[] classBytes = Util.readURLAsBytes(resourceURL);
              ClassFileReader cfr;
              try {
                cfr = new ClassFileReader(classBytes, null);
                return new NameEnvironmentAnswer(cfr, null);
              } catch (ClassFormatException e) {
                // Ignored.
              }
            }
          }
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                final byte[] clazzBytes = pStore.read( resourceName );
                if (clazzBytes != null) {
                    final char[] fileName = pClazzName.toCharArray();
                    try {
                        final ClassFileReader classFileReader = new ClassFileReader(clazzBytes, fileName, true);
                        return new NameEnvironmentAnswer(classFileReader, null);
                    } catch (final ClassFormatException e) {
                        throw new RuntimeException( "ClassFormatException in loading class '" + fileName + "' with JCI." );
                    }
                }
               
                InputStream is = null;
                ByteArrayOutputStream baos = null;
                try {
                    is = pClassLoader.getResourceAsStream(resourceName);
                    if (is == null) {
                        return null;
                    }
   
                    final byte[] buffer = new byte[8192];
                    baos = new ByteArrayOutputStream(buffer.length);
                    int count;
                        while ((count = is.read(buffer, 0, buffer.length)) > 0) {
                            baos.write(buffer, 0, count);
                        }
                        baos.flush();
                        final char[] fileName = pClazzName.toCharArray();
                        final ClassFileReader classFileReader = new ClassFileReader(baos.toByteArray(), fileName, true);
                        return new NameEnvironmentAnswer(classFileReader, null);
                } catch ( final IOException e ) {
                    throw new RuntimeException( "could not read class",
                                                e );
                } catch ( final ClassFormatException e ) {
                    throw new RuntimeException( "wrong class format",
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                    try {
                        if (className.equals(targetClassName)) {
                            ICompilationUnit compilationUnit =
                                new CompilationUnit(sourceFile, className);
                            return
                                new NameEnvironmentAnswer(compilationUnit);
                        }
                        String resourceName =
                            className.replace('.', '/') + ".class";
                        InputStream is =
                            classLoader.getResourceAsStream(resourceName);
                        if (is != null) {
                            byte[] classBytes;
                            byte[] buf = new byte[8192];
                            ByteArrayOutputStream baos =
                                new ByteArrayOutputStream(buf.length);
                            int count;
                            while ((count = is.read(buf, 0, buf.length)) > 0) {
                                baos.write(buf, 0, count);
                            }
                            baos.flush();
                            classBytes = baos.toByteArray();
                            char[] fileName = className.toCharArray();
                            ClassFileReader classFileReader =
                                new ClassFileReader(classBytes, fileName,
                                                    true);
                            return
                                new NameEnvironmentAnswer(classFileReader);
                        }
                    } catch (IOException exc) {
                        log.error("Compilation error", exc);
                    } catch (org.eclipse.jdt.internal.compiler.classfmt.ClassFormatException exc) {
                        log.error("Compilation error", exc);
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                    try {
                        if (className.equals(targetClassName)) {
                            ICompilationUnit compilationUnit =
                                new CompilationUnit(sourceFile, className);
                            return
                                new NameEnvironmentAnswer(compilationUnit, null);
                        }
                        String resourceName =
                            className.replace('.', '/') + ".class";
                        is = classLoader.getResourceAsStream(resourceName);
                        if (is != null) {
                            byte[] classBytes;
                            byte[] buf = new byte[8192];
                            ByteArrayOutputStream baos =
                                new ByteArrayOutputStream(buf.length);
                            int count;
                            while ((count = is.read(buf, 0, buf.length)) > 0) {
                                baos.write(buf, 0, count);
                            }
                            baos.flush();
                            classBytes = baos.toByteArray();
                            char[] fileName = className.toCharArray();
                            ClassFileReader classFileReader =
                                new ClassFileReader(classBytes, fileName,
                                                    true);
                            return
                                new NameEnvironmentAnswer(classFileReader, null);
                        }
                    } catch (IOException exc) {
                        log.error("Compilation error", exc);
                    } catch (org.eclipse.jdt.internal.compiler.classfmt.ClassFormatException exc) {
                        log.error("Compilation error", exc);
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      if (classFile != null) {
        try {
          byte[] bytes = classFile.getBytes();
          char[] loc = classFile.fileName();
          ClassFileReader cfr = new ClassFileReader(bytes, loc);
          return new NameEnvironmentAnswer(cfr, null);
        } catch (ClassFormatException e) {
          throw new RuntimeException("Unexpectedly unable to parse class file",
              e);
        }
      }
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        if (resource != null) {
          InputStream openStream = resource.openStream();
          try {
            ClassFileReader cfr = ClassFileReader.read(openStream,
                resource.toExternalForm(), true);
            return new NameEnvironmentAnswer(cfr, null);
          } finally {
            Utility.close(openStream);
          }
        }
      } catch (ClassFormatException e) {
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      CompilationUnit unit = findCompilationUnit(qname);
      if (unit != null) {
        logger.log(TreeLogger.SPAM, "Found type in compilation unit: "
            + unit.getDisplayLocation());
        ICompilationUnit icu = new CompilationUnitAdapter(unit);
        NameEnvironmentAnswer out = new NameEnvironmentAnswer(icu, null);
        nameEnvironmentAnswerForTypeName.put(qname, out);
        return out;
      } else {
        ClassLoader classLoader = getClassLoader();
        URL resourceURL = classLoader.getResource(className.replace('.', '/')
            + ".class");
        if (resourceURL != null) {
          /*
           * We know that there is a .class file that matches the name that we
           * are looking for. However, at least on OSX, this lookup is case
           * insensitive so we need to use Class.forName to effectively verify
           * the case.
           */
          if (isBinaryType(classLoader, className)) {
            byte[] classBytes = Util.readURLAsBytes(resourceURL);
            ClassFileReader cfr;
            try {
              cfr = new ClassFileReader(classBytes, null);
              NameEnvironmentAnswer out = new NameEnvironmentAnswer(cfr, null);
              nameEnvironmentAnswerForTypeName.put(qname, out);
              return out;
            } catch (ClassFormatException e) {
              // Ignored.
            }
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  NameEnvironmentAnswer getNameEnvironmentAnswer() {
    if (nameEnvironmentAnswer == null) {
      try {
        ClassFileReader cfr = new ClassFileReader(bytes, location.toCharArray());
        nameEnvironmentAnswer = new NameEnvironmentAnswer(cfr, null);
      } catch (ClassFormatException e) {
        throw new RuntimeException("Unexpectedly unable to parse class file", e);
      }
    }
    return nameEnvironmentAnswer;
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