Example usage for org.objectweb.asm MethodVisitor visitEnd

List of usage examples for org.objectweb.asm MethodVisitor visitEnd

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Introduction

In this page you can find the example usage for org.objectweb.asm MethodVisitor visitEnd.

Prototype

public void visitEnd()

Source Link

Document

Visits the end of the method.

Usage

From source file:com.facebook.buck.java.abi.MethodMirror.java

License:Apache License

public void appendTo(ClassWriter writer) {
    MethodVisitor method = writer.visitMethod(access, name, desc, signature, exceptions);
    for (AnnotationMirror annotation : annotations) {
        annotation.appendTo(method);//from ww  w.jav a 2 s.c o  m
    }
    for (int i = 0; i < parameterAnnotations.length; i++) {
        AnnotationMirror annotation = parameterAnnotations[i];
        if (annotation == null) {
            continue;
        }
        annotation.appendTo(method, i);
    }
    method.visitEnd();
}

From source file:com.facebook.presto.byteCode.MethodDefinition.java

License:Apache License

public void visit(ClassVisitor visitor, boolean addReturn) {
    String[] exceptions = new String[this.exceptions.size()];
    for (int i = 0; i < exceptions.length; i++) {
        exceptions[i] = this.exceptions.get(i).getClassName();
    }/*  w w w  .  ja v a  2s  .c o m*/

    MethodVisitor methodVisitor = visitor.visitMethod(toAccessModifier(access), name, getMethodDescriptor(),
            genericMethodSignature(returnType, parameterTypes), exceptions);

    if (methodVisitor == null) {
        return;
    }

    // visit method annotations
    for (AnnotationDefinition annotation : annotations) {
        annotation.visitMethodAnnotation(methodVisitor);
    }

    // visit parameter annotations
    for (int parameterIndex = 0; parameterIndex < parameterAnnotations.size(); parameterIndex++) {
        List<AnnotationDefinition> parameterAnnotations1 = this.parameterAnnotations.get(parameterIndex);
        for (AnnotationDefinition parameterAnnotation : parameterAnnotations1) {
            parameterAnnotation.visitParameterAnnotation(parameterIndex, methodVisitor);
        }
    }

    // visit code
    methodVisitor.visitCode();

    // visit instructions
    body.accept(methodVisitor);
    if (addReturn) {
        new InsnNode(RETURN).accept(methodVisitor);
    }

    // visit local variable declarations
    for (LocalVariableNode localVariableNode : localVariableNodes) {
        localVariableNode.accept(methodVisitor);
    }

    // done
    methodVisitor.visitMaxs(-1, -1);
    methodVisitor.visitEnd();
}

From source file:com.gargoylesoftware.js.nashorn.internal.tools.nasgen.ScriptClassInstrumentor.java

License:Open Source License

private void emitStaticInitializer() {
    final String className = scriptClassInfo.getJavaName();
    if (!staticInitFound) {
        // no user written <clinit> and so create one
        final MethodVisitor mv = ClassGenerator.makeStaticInitializer(this);
        mv.visitCode();/*from w w  w  .  j  a v a 2 s  .  c om*/
        mv.visitInsn(RETURN);
        mv.visitMaxs(Short.MAX_VALUE, 0);
        mv.visitEnd();
    }
    // Now generate $clinit$
    final MethodGenerator mi = ClassGenerator.makeStaticInitializer(this, $CLINIT$);
    ClassGenerator.emitStaticInitPrefix(mi, className, memberCount);
    if (memberCount > 0) {
        for (final MemberInfo memInfo : scriptClassInfo.getMembers()) {
            if (memInfo.isInstanceProperty() || memInfo.isInstanceFunction()) {
                ClassGenerator.linkerAddGetterSetter(mi, className, memInfo);
            } else if (memInfo.isInstanceGetter()) {
                final MemberInfo setter = scriptClassInfo.findSetter(memInfo);
                ClassGenerator.linkerAddGetterSetter(mi, className, memInfo, setter);
            }
        }
    }
    ClassGenerator.emitStaticInitSuffix(mi, className);
}

From source file:com.gargoylesoftware.js.nashorn.internal.tools.nasgen.ScriptClassJavaInstrumentor.java

License:Open Source License

private void emitStaticInitializer() {
    final String className = scriptClassInfo.getJavaName();
    if (!staticInitFound) {
        // no user written <clinit> and so create one
        final MethodVisitor mv = ClassJavaGenerator.makeStaticInitializer(this);
        mv.visitCode();/*from  ww w.ja va2s  .c o m*/
        mv.visitInsn(RETURN);
        mv.visitMaxs(Short.MAX_VALUE, 0);
        mv.visitEnd();
    }
    // Now generate $clinit$
    final MethodGenerator mi = ClassJavaGenerator.makeStaticInitializer(this, $CLINIT$);
    ClassJavaGenerator.emitStaticInitPrefix(mi, className, memberCount);
    if (memberCount > 0) {
        for (final MemberInfo memInfo : scriptClassInfo.getMembers()) {
            if (memInfo.isInstanceProperty() || memInfo.isInstanceFunction()) {
                ClassJavaGenerator.linkerAddGetterSetter(mi, className, memInfo);
            } else if (memInfo.isInstanceGetter()) {
                final MemberInfo setter = scriptClassInfo.findSetter(memInfo);
                ClassJavaGenerator.linkerAddGetterSetter(mi, className, memInfo, setter);
            }
        }
    }
    ClassJavaGenerator.emitStaticInitSuffix(mi, className);
}

From source file:com.github.bmsantos.core.cola.injector.ErrorsClassVisitor.java

License:Apache License

private void injectTestMethod() {

    final MethodVisitor mv = classVisitor.visitMethod(ACC_PUBLIC, METHOD_NAME, "()V", null, null);
    mv.visitCode();//from  w w  w  .  java 2s  .  c o  m
    mv.visitVarInsn(ALOAD, 0);
    mv.visitLdcInsn(errors);
    mv.visitMethodInsn(INVOKESTATIC, "org/junit/Assert", "fail", "(Ljava/lang/String;)V", false);
    mv.visitInsn(RETURN);
    mv.visitAnnotation("Lorg/junit/Test;", true);
    mv.visitEnd();
    mv.visitMaxs(0, 0);
}

From source file:com.github.bmsantos.core.cola.injector.InjectorClassVisitor.java

License:Apache License

private void injectTestMethod(final String feature, final String scenario, final String story,
        final String projectionValues, final String reports) {

    final MethodVisitor mv = infoClassVisitor.visitMethod(ACC_PUBLIC,
            String.format(METHOD_NAME_FORMAT, feature, scenario), "()V", null, null);
    mv.visitCode();//from   w ww.  j  a v a 2s.c  om
    mv.visitVarInsn(ALOAD, 0);
    mv.visitLdcInsn(feature);
    mv.visitLdcInsn(scenario);
    mv.visitLdcInsn(story);
    mv.visitLdcInsn(projectionValues);
    mv.visitLdcInsn(reports);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitMethodInsn(INVOKESTATIC, "com/github/bmsantos/core/cola/story/processor/StoryProcessor", "process",
            "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/Object;)V",
            false);
    mv.visitInsn(RETURN);
    mv.visitAnnotation("Lorg/junit/Test;", true);
    mv.visitEnd();
    mv.visitMaxs(0, 0);
}

From source file:com.github.bmsantos.core.cola.injector.InjectorClassVisitor.java

License:Apache License

private void injectIgnoreMethod(final String feature, final String scenario) {
    final MethodVisitor mv = infoClassVisitor.visitMethod(ACC_PUBLIC,
            String.format(IGNORED_METHOD_NAME_FORMAT, feature, scenario), "()V", null, null);
    mv.visitCode();/*from  w  w  w  .  jav  a  2s. com*/
    mv.visitVarInsn(ALOAD, 0);
    mv.visitLdcInsn(feature);
    mv.visitLdcInsn(scenario);
    mv.visitMethodInsn(INVOKESTATIC, "com/github/bmsantos/core/cola/story/processor/StoryProcessor", "ignore",
            "(Ljava/lang/String;Ljava/lang/String;)V", false);
    mv.visitInsn(RETURN);
    mv.visitAnnotation("Lorg/junit/Test;", true);
    mv.visitEnd();
    mv.visitMaxs(0, 0);
}

From source file:com.github.jasmo.obfuscate.ScrambleStrings.java

License:Open Source License

private void createUnscramble() {
    MethodVisitor mv = unscrambleClass.visitMethod(ACC_PUBLIC | ACC_STATIC, CALL_NAME, CALL_DESC, null, null);
    mv.visitCode();/* w  ww  .j  av  a2 s  .  c o  m*/
    mv.visitTypeInsn(NEW, "java/lang/String");
    mv.visitInsn(DUP);
    mv.visitMethodInsn(INVOKESTATIC, "java/util/Base64", "getDecoder", "()Ljava/util/Base64$Decoder;", false);
    mv.visitFieldInsn(GETSTATIC, unscrambleClass.name, FIELD_NAME, "[Ljava/lang/String;");
    mv.visitVarInsn(ILOAD, 0);
    mv.visitInsn(AALOAD);
    mv.visitMethodInsn(INVOKEVIRTUAL, "java/util/Base64$Decoder", "decode", "(Ljava/lang/String;)[B", false);
    mv.visitLdcInsn("UTF-8");
    mv.visitMethodInsn(INVOKESPECIAL, "java/lang/String", "<init>", "([BLjava/lang/String;)V", false);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(0, 0);
    mv.visitEnd();
}

From source file:com.github.javalbert.bytecode.utils.AsmUtils.java

License:Apache License

public static void visitDefaultConstructor(ClassWriter cw, String classTypeDescriptor) {
    MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    mv.visitCode();/*from   w  ww. j  a  va 2 s .c o  m*/
    Label l0 = new Label();
    mv.visitLabel(l0);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
    mv.visitInsn(RETURN);
    Label l1 = new Label();
    mv.visitLabel(l1);
    mv.visitLocalVariable("this", classTypeDescriptor, null, l0, l1, 0);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
}

From source file:com.github.megatronking.stringfog.plugin.StringFogClassVisitor.java

License:Apache License

@Override
public void visitEnd() {
    if (!mIgnoreClass && !isClInitExists && !mStaticFinalFields.isEmpty()) {
        MethodVisitor mv = super.visitMethod(Opcodes.ACC_STATIC, "<clinit>", "()V", null, null);
        mv.visitCode();/* w  ww .j a v  a2  s .com*/
        // Here init static final fields.
        for (ClassStringField field : mStaticFinalFields) {
            if (!canEncrypted(field.value)) {
                continue;
            }
            String originValue = field.value;
            String encryptValue = mStringFogImpl.encrypt(originValue, mKey);
            mMappingPrinter.output(getJavaClassName(), originValue, encryptValue);
            mv.visitLdcInsn(encryptValue);
            mv.visitMethodInsn(Opcodes.INVOKESTATIC, mFogClassName, "decrypt",
                    "(Ljava/lang/String;)Ljava/lang/String;", false);
            mv.visitFieldInsn(Opcodes.PUTSTATIC, mClassName, field.name, ClassStringField.STRING_DESC);
        }
        mv.visitInsn(Opcodes.RETURN);
        mv.visitMaxs(1, 0);
        mv.visitEnd();
    }
    super.visitEnd();
}