Example usage for org.objectweb.asm MethodVisitor MethodVisitor

Introduction

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

Prototype

public MethodVisitor(final int api)

Source Link

Document

Constructs a new MethodVisitor .

Usage

From source file:org.wildfly.swarm.fractions.ArquillianClientAnnotationSeekingClassVisitor.java

License:Apache License

@Override
public MethodVisitor visitMethod(final int __, final String ___, final String desc, final String signature,
        final String[] exceptions) {

    return new MethodVisitor(Opcodes.ASM5) {
        @Override// w ww .  j  a va2s .com
        public AnnotationVisitor visitAnnotation(final String desc, final boolean __) {

            Type type = Type.getType(desc);
            String className = type.getInternalName();

            if (className.equals(DEPLOYMENT_ANNOTATION)) {
                containerCounter++;
                return new ArquillianAnnotationVisitor();
            }

            if (className.equals(RUN_AS_CLIENT_ANNOTATION)) {
                clientCounter++;
            }

            return null;
        }
    };
}

From source file:rubah.bytecode.transformers.FailFastMethodTransformer.java

License:Open Source License

@Override
public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {

    if (Modifier.isAbstract(access)) {
        // Do not install fail fast code on abstract methods
        return super.visitMethod(access, name, desc, signature, exceptions);
    }//from  w w w  .  j a v a2  s . c  om

    MethodVisitor mv = this.cv.visitMethod(access, name, desc, signature, exceptions);

    mv.visitCode();
    mv.visitTypeInsn(NEW, "java/lang/Error");
    mv.visitInsn(DUP);
    mv.visitLdcInsn("Fail fast");
    mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Error", "<init>", "(Ljava/lang/String;)V", false);
    mv.visitInsn(ATHROW);
    mv.visitMaxs(3, 1);
    mv.visitEnd();

    return new MethodVisitor(ASM5) {
    };
}

From source file:se.eris.functional.nested.NestedAnnotatedInstrumenterTest.java

License:Apache License

@NotNull
private List<String> getStringConstants(final ClassReader cr, final String methodName) {
    final List<String> strings = new ArrayList<>();
    cr.accept(new ClassVisitor(AsmUtils.ASM_OPCODES_VERSION) {
        @Override//ww  w  . j ava2s .  co m
        public MethodVisitor visitMethod(final int access, final String name, final String desc,
                final String signature, final String[] exceptions) {
            if (name.equals(methodName)) {
                return new MethodVisitor(AsmUtils.ASM_OPCODES_VERSION) {
                    @Override
                    public void visitLdcInsn(final Object cst) {
                        if (cst instanceof String) {
                            strings.add(desc + ":" + cst);
                        }
                    }
                };
            }
            return super.visitMethod(access, name, desc, signature, exceptions);
        }
    }, 0);
    return strings;
}

From source file:sonia.legman.maven.MethodAnnotationClassVisitor.java

License:Apache License

/**
 * Method description/*w w  w.  java  2 s  .  c o  m*/
 *
 *
 * @param access
 * @param methodName
 * @param desc
 * @param signature
 * @param exceptions
 *
 * @return
 */
@Override
public MethodVisitor visitMethod(int access, final String methodName, String desc, String signature,
        String[] exceptions) {
    return new MethodVisitor(api) {

        @Override
        public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
            String annotation = transformDescToClassName(desc);

            if (annotations.contains(annotation)) {
                methodAnnotationHandler.handleMethodAnnotation(className, methodName, annotation);
            }

            return super.visitAnnotation(desc, visible);
        }

    };
}