Package org.codehaus.janino

Examples of org.codehaus.janino.Parser

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        final static IClassLoader CL = new ClassLoaderIClassLoader(new URLClassLoader(new URL[0]));

        public byte[] compile(final String name, final String source)
                throws Exception
        {
            Parser p = new Parser(new Scanner(name, new StringReader(source)));
            UnitCompiler uc = new UnitCompiler(p.parseCompilationUnit(), CL);
            return uc.compileUnit(DebuggingInformation.ALL)[0].toByteArray();
        }
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        final static IClassLoader CL = new ClassLoaderIClassLoader(new URLClassLoader(new URL[0]));

        public static byte[] compile(final String name, final String source)
                throws Exception
        {
            Parser p = new Parser(new Scanner(name, new StringReader(source)));
            UnitCompiler uc = new UnitCompiler(p.parseCompilationUnit(), CL);
            return uc.compileUnit(DebuggingInformation.ALL)[0].toByteArray();
        }
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      javaSource = pm.getResource(clsTypeId);
    }
   
        Java.CompilationUnit cu;
       
        cu = new Parser(new Scanner("", new ByteArrayInputStream(javaSource.getBytes()))).parseCompilationUnit();
        final ArrayList clsNames = new ArrayList();

        // Traverse it and count declarations.
        new Traverser(){
      public void traverseClassDeclaration(ClassDeclaration arg0) {
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    if(logger.isDebugEnabled()){
      logger.debug("Compiling:\n {}", prefixLineNumbers(code));
    }
    StringReader reader = new StringReader(code);
    Scanner scanner = new Scanner((String) null, reader);
    Java.CompilationUnit compilationUnit = new Parser(scanner).parseCompilationUnit();
    ClassFile[] classFiles = new UnitCompiler(compilationUnit, compilationClassLoader).compileUnit(this.debugSource,
        this.debugLines, this.debugVars);
    if (classFiles.length != 1)
      throw new ClassTransformationException("Only one class file should have been generated from source code.");
    return classFiles[0].toByteArray();
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      String body = IO.toString(is);
     
      //TODO: Hack to remove annotations so Janino doesn't choke.  Need to reconsider this problem...
      body = body.replaceAll("@\\w+(?:\\([^\\\\]*?\\))?", "");
      try{
        cu = new Parser(new Scanner(null, new StringReader(body))).parseCompilationUnit();
        functionUnits.put(path, cu);
        return cu;
      } catch (CompileException e) {
        logger.warn("Failure while parsing function class:\n{}", body, e);
        return null;
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            // Parse each compilation unit.
            FileReader r = new FileReader(fileName);
            Java.CompilationUnit cu;
            try {
                cu = new Parser(new Scanner(fileName, r)).parseCompilationUnit();
            } finally {
                r.close();
            }

            // Unparse each compilation unit.
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    private static MethodInvocationTarget parseMethodInvocationPattern(
        String mip
    ) throws CompileException, IOException {
        MethodInvocationTarget mit = new MethodInvocationTarget();
        Scanner scanner = new Scanner(null, new StringReader(mip));
        Parser parser = new Parser(scanner);

        for (;;) {
            String s = JGrep.readIdentifierPattern(parser);
            if (parser.peekOperator("(")) {
                mit.methodNamePattern = s;
                parser.eatToken();
                List l = new ArrayList();
                if (!parser.peekOperator(")")) {
                    for (;;) {
                        l.add(JGrep.readIdentifierPattern(parser));
                        if (parser.peekOperator(")")) break;
                        parser.readOperator(",");
                    }
                }
                mit.optionalArgumentTypeNamePatterns = (String[]) l.toArray(new String[l.size()]);
                return mit;
            } else
            if (parser.peekOperator(".")) {
                if (mit.optionalClassNamePattern == null) {
                    mit.optionalClassNamePattern = s;
                } else
                {
                    mit.optionalClassNamePattern += '.' + s;
                }
                parser.eatToken();
            } else
            if (scanner.peek().isEOF()) {
                mit.methodNamePattern = s;
                return mit;
            }
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        File   sourceFile,
        String optionalCharacterEncoding
    ) throws CompileException, IOException {
        InputStream is = new BufferedInputStream(new FileInputStream(sourceFile));
        try {
            Parser parser = new Parser(new Scanner(sourceFile.getPath(), is, optionalCharacterEncoding));

            this.benchmark.beginReporting("Parsing \"" + sourceFile + "\"");
            try {
                return parser.parseCompilationUnit();
            } finally {
                this.benchmark.endReporting();
            }
        } finally {
            try { is.close(); } catch (IOException ex) { }
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        final static IClassLoader CL = new ClassLoaderIClassLoader(new URLClassLoader(new URL[0]));

        public byte[] compile(final String name, final String source)
                throws Exception
        {
            Parser p = new Parser(new Scanner(name, new StringReader(source)));
            UnitCompiler uc = new UnitCompiler(p.parseCompilationUnit(), CL);
            return uc.compileUnit(DebuggingInformation.ALL)[0].toByteArray();
        }
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        final static IClassLoader CL = new ClassLoaderIClassLoader(new URLClassLoader(new URL[0]));

        public byte[] compile(final String name, final String source)
                throws Exception
        {
            Parser p = new Parser(new Scanner(name, new StringReader(source)));
            UnitCompiler uc = new UnitCompiler(p.parseCompilationUnit(), CL);
            return uc.compileUnit(DebuggingInformation.ALL)[0].toByteArray();
        }
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Related Classes of org.codehaus.janino.Parser

  • org.apache.commons.jci.compilers.JaninoJavaCompiler$CompilingIClassLoader
  • org.apache.drill.exec.compile.JaninoClassCompiler
  • org.apache.drill.exec.expr.fn.FunctionConverter
  • org.apache.drill.exec.expr.fn.ModifiedUnparseVisitor
  • org.codehaus.commons.compiler.Location
  • org.codehaus.janino.tools.JGrep
  • org.drools.commons.jci.compilers.JaninoJavaCompiler$CompilingIClassLoader
  • org.objectweb.asm.commons.GASMifierTest$Compiler
  • org.objectweb.asm.util.ASMifierTest$Compiler
  • org.ow2.asm.commons.GASMifierTest$Compiler
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