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Dynamic scripting for the JVM

There is a newer version: 1.4.6

/*
 * 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 org.snapscript.cglib.transform;

import java.util.*;

import org.snapscript.asm.*;
import org.snapscript.cglib.core.ClassGenerator;

public class TransformingClassLoader extends AbstractClassLoader {
    private ClassTransformerFactory t;
    
    public TransformingClassLoader(ClassLoader parent, ClassFilter filter, ClassTransformerFactory t) {
        super(parent, parent, filter);
        this.t = t;
    }

    protected ClassGenerator getGenerator(ClassReader r) {
        ClassTransformer t2 = (ClassTransformer)t.newInstance();
        return new TransformingClassGenerator(super.getGenerator(r), t2);
    }
}