TestInterceptFields.java

/*
 * Copyright 2003 The Apache Software Foundation
 *
 *  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 net.sf.cglib.transform.impl;

import net.sf.cglib.transform.*;
import junit.framework.*;
import org.objectweb.asm.*;

/**
 *
 * @author  baliuka
 */
public class TestInterceptFields extends AbstractTransformTest implements  InterceptFieldCallback{

    static Object TEST_VALUE = "test1";
    
    String field;
    
    /** Creates a new instance of TestInterceptFields */
    public TestInterceptFields() {
    }
    
    /** Creates a new instance of TestInterceptFields */
    public TestInterceptFields(String name) {
        super(name);
    }
    
    
    public  void test(){
        
        
        InterceptFieldEnabled e = (InterceptFieldEnabled)this;
        e.setInterceptFieldCallback( this );
        field = "test";
        assertEquals(TEST_VALUE,field);        
        
    }
    
    protected ClassTransformerFactory getTransformer() throws Exception {
        
        return new ClassTransformerFactory(){
            
            public ClassTransformer newInstance(){
                
                return new InterceptFieldTransformer(
                
                new InterceptFieldFilter(){
                    
                    public  boolean acceptRead(Type owner, String name){
                        return true;
                    }
                    public  boolean acceptWrite(Type owner, String name){
                        return true;
                    }
                    
                }
                
                );
                
            }
            
        };
        
        
        
    }
    
    
    
    
    
    public boolean readBoolean(Object _this, String name, boolean oldValue) {
        
        return oldValue;
    }
    
    public byte readByte(Object _this, String name, byte oldValue) {
        
        return oldValue;
    }
    
    public char readChar(Object _this, String name, char oldValue) {
        
        return oldValue;
    }
    
    public double readDouble(Object _this, String name, double oldValue) {
        
        return oldValue;
    }
    
    public float readFloat(Object _this, String name, float oldValue) {
        
        return oldValue;
    }
    
    public int readInt(Object _this, String name, int oldValue) {
        
        return oldValue;
    }
    
    public long readLong(Object _this, String name, long oldValue) {
        
        return oldValue;
    }
    
    public Object readObject(Object _this, String name, Object oldValue) {
        
       return TEST_VALUE;
    }
    
    public short readShort(Object _this, String name, short oldValue) {
        
        return oldValue;
    }
    
    public boolean writeBoolean(Object _this, String name, boolean oldValue, boolean newValue) {
        
        return newValue;
    }
    
    public byte writeByte(Object _this, String name, byte oldValue, byte newValue) {
        
        return newValue;
    }
    
    public char writeChar(Object _this, String name, char oldValue, char newValue) {
        
        return newValue;
    }
    
    public double writeDouble(Object _this, String name, double oldValue, double newValue) {
        
        return newValue;
    }
    
    public float writeFloat(Object _this, String name, float oldValue, float newValue) {
        
        return newValue;
    }
    
    public int writeInt(Object _this, String name, int oldValue, int newValue) {
        
        return newValue;
    }
    
    public long writeLong(Object _this, String name, long oldValue, long newValue) {
        
        return newValue;
    }
    
    public Object writeObject(Object _this, String name, Object oldValue, Object newValue) {
        
        return newValue;
    }
    
    public short writeShort(Object _this, String name, short oldValue, short newValue) {
        
        return newValue;
    }
    
    
    
    
    public static void main(String[] args) throws Exception{
        junit.textui.TestRunner.run(suite());
    }
    
    public static Test suite() throws Exception{
        return new TestSuite( new TestInterceptFields( ).transform() );
    }
    
    
}