MethodFilterTransformer.java

/*
 *
 *   Copyright 2003 the original author or authors.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 */
package org.powermock.api.mockito.repackaged.cglib.transform;

import org.powermock.api.mockito.repackaged.asm.ClassVisitor;
import org.powermock.api.mockito.repackaged.asm.MethodVisitor;

public class MethodFilterTransformer extends AbstractClassTransformer {
    private MethodFilter filter;
    private ClassTransformer pass;
    private ClassVisitor direct;
    
    public MethodFilterTransformer(MethodFilter filter, ClassTransformer pass) {
        this.filter = filter;
        this.pass = pass;
        super.setTarget(pass);
    }

    public MethodVisitor visitMethod(int access,
                                     String name,
                                     String desc,
                                     String signature,
                                     String[] exceptions) {
        return (filter.accept(access, name, desc, signature, exceptions) ? pass : direct).visitMethod(access, name, desc, signature, exceptions);
    }
    
    public void setTarget(ClassVisitor target) {
        pass.setTarget(target);
        direct = target;
    }
}