Example usage for org.objectweb.asm Opcodes ASM5

List of usage examples for org.objectweb.asm Opcodes ASM5

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Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes ASM5.

Prototype

int ASM5

To view the source code for org.objectweb.asm Opcodes ASM5.

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Usage

From source file:com.google.monitoring.runtime.instrumentation.adapters.VerifyingClassAdapter.java

License:Apache License

/**
 * @param cw        A class writer that is wrapped by this class adapter
 * @param original  the original bytecode
 * @param className the name of the class being examined.
 *///from  www  .  j  a v a2s . c  om
public VerifyingClassAdapter(final ClassWriter cw, final byte[] original, final String className) {
    super(Opcodes.ASM5, cw);
    state = State.UNKNOWN;
    message = "The class has not finished being examined";
    this.cw = cw;
    this.original = original;
    this.className = className.replace('/', '.');
}

From source file:com.google.template.soy.jbcsrc.BytecodeProducer.java

License:Apache License

/**
 * Returns a human readable string for the code that this {@link BytecodeProducer} generates.
 *///from   w w  w .  jav a2s .  c om
final String trace() {
    // TODO(lukes): textifier has support for custom label names by overriding appendLabel.
    // Consider trying to make use of (using the Label.info field? adding a custom NamedLabel
    // sub type?)
    Textifier textifier = new Textifier(Opcodes.ASM5) {
        {
            // reset tab sizes.  Since we don't care about formatting class names or method signatures
            // (only code). We only need to set the tab2,tab3 and ltab settings (tab is for class
            // members).
            this.tab = null; // trigger an error if used.
            this.tab2 = "  "; // tab setting for instructions
            this.tab3 = ""; // tab setting for switch cases
            this.ltab = ""; // tab setting for labels
        }
    };
    gen(new CodeBuilder(new TraceMethodVisitor(textifier), 0, "trace", "()V"));
    StringWriter writer = new StringWriter();
    textifier.print(new PrintWriter(writer));
    return writer.toString(); // Note textifier always adds a trailing newline
}

From source file:com.google.template.soy.jbcsrc.CodeBuilder.java

License:Apache License

CodeBuilder(MethodVisitor mv, int access, String name, String desc) {
    super(Opcodes.ASM5, mv);
    this.adapter = new GeneratorAdapter(mv, access, name, desc);
}

From source file:com.heliosdecompiler.appifier.Appifier.java

License:Apache License

private static byte[] transform(byte[] classBytes) {
    ClassReader reader = new ClassReader(classBytes);
    ClassWriter writer = new ClassWriter(Opcodes.ASM5);

    reader.accept(new ClassVisitor(Opcodes.ASM5, writer) {
        @Override//from w w  w .ja  va  2  s.  com
        public MethodVisitor visitMethod(int i, String s, String s1, String s2, String[] strings) {
            return new MethodVisitor(Opcodes.ASM5, writer.visitMethod(i, s, s1, s2, strings)) {
                @Override
                public void visitFieldInsn(int opcode, String owner, String name, String desc) {
                    if (opcode == Opcodes.GETSTATIC) {
                        if (owner.equals("java/lang/System")) {
                            if (desc.equals("Ljava/io/PrintStream;")) {
                                if (name.equals("out")) {
                                    super.visitFieldInsn(Opcodes.GETSTATIC,
                                            "com/heliosdecompiler/appifier/SystemHook", "out",
                                            "Ljava/lang/ThreadLocal;");
                                    super.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/ThreadLocal", "get",
                                            "()Ljava/lang/Object;", false);
                                    super.visitTypeInsn(Opcodes.CHECKCAST, "java/io/PrintStream");
                                    return;
                                } else if (name.equals("err")) {
                                    super.visitFieldInsn(Opcodes.GETSTATIC,
                                            "com/heliosdecompiler/appifier/SystemHook", "err",
                                            "Ljava/lang/ThreadLocal;");
                                    super.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/ThreadLocal", "get",
                                            "()Ljava/lang/Object;", false);
                                    super.visitTypeInsn(Opcodes.CHECKCAST, "java/io/PrintStream");
                                    return;
                                }
                            }
                        }
                    }
                    super.visitFieldInsn(opcode, owner, name, desc);
                }
            };
        }
    }, 0);

    return writer.toByteArray();
}

From source file:com.ifedorenko.m2e.sourcelookup.javaagent.ClassfileTransformer.java

License:Open Source License

public byte[] transform(byte[] classfileBuffer, final String location) {

    final ClassReader r = new ClassReader(classfileBuffer, 0, classfileBuffer.length);
    final ClassWriter w = new ClassWriter(0);

    r.accept(new ClassVisitor(Opcodes.ASM5, w) {
        public void visitSource(String source, String debug) {
            String javaSource = source;
            if (debug != null) {
                System.err.println("m2e SMAP merge is not supported!");
                System.err.println(debug);
            } else {
                StringBuilder smap = new StringBuilder();
                smap.append("SMAP\n");
                smap.append(javaSource).append("\n");
                smap.append("Java\n"); // default strata name
                smap.append("*S m2e\n");
                smap.append("*F\n");
                smap.append("1 ").append(source).append("\n");
                smap.append("2 ").append(location).append("\n");
                // JSR-045, StratumSection
                // "One FileSection and one LineSection (in either order) must follow the StratumSection"
                smap.append("*L\n");
                smap.append("*E\n");
                debug = smap.toString();
            }/*from   w  ww . j a v a2 s .c o  m*/

            super.visitSource(javaSource, debug);
        };

    }, 0);

    return w.toByteArray();
}

From source file:com.igormaznitsa.jute.TestClassProcessor.java

License:Apache License

TestClassProcessor(final boolean onlyAnnotated, final String juteTestParameter, final String classFilePath,
        final TestContainer baseParameters, final Log logger, final List<TestContainer> resultList,
        final String[] includedTestPatterns, final String[] excludedTestPatterns) {
    super(Opcodes.ASM5);
    this.onlyAnnotated = onlyAnnotated;
    this.juteTestParameter = juteTestParameter;
    this.detectedTestMethodList = resultList;
    this.includedTests = includedTestPatterns;
    this.excludedTests = excludedTestPatterns;
    this.logger = logger;
    this.baseParameters = baseParameters;
    this.classFilePath = classFilePath;
}

From source file:com.igormaznitsa.jute.TestClassProcessor.java

License:Apache License

@Override
public MethodVisitor visitMethod(final int access, final String name, final String desc, final String signature,
        final String[] exceptions) {
    if (this.inappropriateClass) {
        return null;
    }/*from w w  w  . j a va  2s. co m*/

    if (((access & (Opcodes.ACC_ABSTRACT | Opcodes.ACC_NATIVE | Opcodes.ACC_STATIC)) != 0)
            || !desc.equals("()V") || name.startsWith("<")) {
        return null;
    }
    final boolean foundInExcludedList = isTestIncluded(desc);
    final boolean testExcluded = isTestExcluded(desc);

    final String logTestName = this.className + '#' + name;

    if (!foundInExcludedList) {
        this.logger.info("Test method " + logTestName + " is ignored because not presented in include list");
        return null;
    }

    if (testExcluded) {
        this.logger.info("Test " + logTestName + " is ignored because presented in exclude list");
        return null;
    }

    return new MethodVisitor(Opcodes.ASM5) {
        private boolean junitTest;
        private boolean juteTest;
        private boolean junitIgnore;
        private TestContainer detectedMethod;

        @Override
        public AnnotationVisitor visitAnnotation(final String desc, final boolean visible) {
            if (detectedMethod == null) {
                detectedMethod = new TestContainer(classFilePath, className, name,
                        clazzJuteTestParameters == null ? baseParameters : clazzJuteTestParameters, null);
            }

            AnnotationVisitor result = null;
            if (desc.equals(JuteMojo.ANNO_TEST)) {
                this.junitTest = true;
            } else if (desc.equals(JuteMojo.ANNO_IGNORE)) {
                this.junitIgnore = true;
            } else if (desc.equals(JuteMojo.ANNO_JUTE)) {
                this.juteTest = true;
                result = detectedMethod;
            }
            return result;
        }

        @Override
        public void visitEnd() {
            if (this.detectedMethod == null) {
                this.detectedMethod = new TestContainer(classFilePath, className, name,
                        clazzJuteTestParameters == null ? baseParameters : clazzJuteTestParameters, null);
            }
            this.juteTest = this.juteTest || clazzJuteTestParameters != null;

            this.detectedMethod.setJUnitIgnore(this.junitIgnore);
            this.detectedMethod.setJUnitTest(this.junitTest);
            this.detectedMethod.setJuteTest(this.juteTest);

            if ((this.junitTest || this.juteTest)
                    && Utils.checkClassAndMethodForPattern(juteTestParameter,
                            this.detectedMethod.getClassName(), this.detectedMethod.getMethodName(), false)
                    && isTestCanBeListed(this.detectedMethod)) {
                detectedTestMethodList.add(detectedMethod);
            }
        }
    };
}

From source file:com.igormaznitsa.jute.TestContainer.java

License:Apache License

public TestContainer(final String classFilePath, final String className, final String testName,
        final String jvm, final String[] jvmOpts, final String in, final int order,
        final boolean enforcePrintConsole, final boolean skip, final long timeout) {
    super(Opcodes.ASM5);
    this.classFilePath = classFilePath;
    this.className = className;
    this.methodName = testName;
    this.jvm = jvm;
    this.in = in;
    this.order = order;
    this.printConsole = enforcePrintConsole;
    this.skip = skip;
    this.timeout = timeout;
    if (jvmOpts != null) {
        for (final String s : jvmOpts) {
            this.jvmOpts.add(s);
        }/*from ww w  .j av a 2s  .  c om*/
    }
    this.endCall = null;
}

From source file:com.igormaznitsa.jute.TestContainer.java

License:Apache License

public TestContainer(final String classFilePath, final String className, final String testName,
        final TestContainer base, final Runnable endCall) {
    super(Opcodes.ASM5);
    this.classFilePath = classFilePath;
    this.className = className;
    this.methodName = testName;
    if (base != null) {
        this.jvm = base.jvm;
        this.in = base.in;
        this.order = base.order;
        this.printConsole = base.printConsole;
        this.skip = base.skip;
        this.timeout = base.timeout;
        this.jvmOpts.addAll(base.jvmOpts);
        this.junitIgnore = base.junitIgnore;
        this.juteTest = base.juteTest;
    }/*from   w ww. j  a  v a2 s.co  m*/
    this.endCall = endCall;
}

From source file:com.intellij.AbstractNotNullInstrumenterTask.java

License:Apache License

private static int getClassFileVersion(@NotNull final ClassReader reader) {
    final int[] classFileVersion = new int[1];
    reader.accept(new ClassVisitor(Opcodes.ASM5) {
        public void visit(int version, int access, String name, String signature, String superName,
                String[] interfaces) {
            classFileVersion[0] = version;
        }/* www .  j  a v  a  2s. c om*/
    }, 0);
    return classFileVersion[0];
}