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 /*
  * Copyright 2003-2007 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.codehaus.groovy.runtime.callsite;
import  org.objectweb.asm.ClassReader;
import  org.objectweb.asm.ClassWriter;
public class GroovySunClassLoader extends SunClassLoader {
    public static final SunClassLoader sunVM;
    static {
             = AccessController.doPrivileged(new PrivilegedAction<SunClassLoader>() {
                public SunClassLoader run() {
                    try {
                        if (. != null) {
                            return new GroovySunClassLoader();
                        }
                    }
                    catch (Throwable t) {//
                    }
                    return null;
                }
            });
    }
    protected GroovySunClassLoader () throws Throwable {
        super();
        loadAbstract ();
        loadFromRes("org.codehaus.groovy.runtime.callsite.MetaClassSite");
        loadFromRes("org.codehaus.groovy.runtime.callsite.MetaMethodSite");
        loadFromRes("org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite");
        loadFromRes("org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite");
        loadFromRes("org.codehaus.groovy.runtime.callsite.StaticMetaMethodSite");
    }
    private void loadAbstract() throws IOException {
        final InputStream asStream = GroovySunClassLoader.class.getClass().getClassLoader().getResourceAsStream(resName("org.codehaus.groovy.runtime.callsite.AbstractCallSite"));
        ClassReader reader = new ClassReader(asStream);
        final ClassWriter cw = new ClassWriter(true) {
            public void visit(int versionint accessString nameString signatureString superNameString[] interfaces) {
                super.visit(versionaccessnamesignature"sun/reflect/GroovyMagic"interfaces);
            }
        };
        reader.accept(cwtrue);
        asStream.close();
        define(cw.toByteArray(), "org.codehaus.groovy.runtime.callsite.AbstractCallSite");
    }
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