net.sf.cglib.proxy.DispatcherGenerator Maven / Gradle / Ivy
/*
* Copyright 2003,2004 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.proxy;
import java.util.*;
import net.sf.cglib.core.*;
import org.objectweb.asm.Type;
class DispatcherGenerator implements CallbackGenerator {
public static final DispatcherGenerator INSTANCE =
new DispatcherGenerator(false);
public static final DispatcherGenerator PROXY_REF_INSTANCE =
new DispatcherGenerator(true);
private static final Type DISPATCHER =
TypeUtils.parseType("net.sf.cglib.proxy.Dispatcher");
private static final Type PROXY_REF_DISPATCHER =
TypeUtils.parseType("net.sf.cglib.proxy.ProxyRefDispatcher");
private static final Signature LOAD_OBJECT =
TypeUtils.parseSignature("Object loadObject()");
private static final Signature PROXY_REF_LOAD_OBJECT =
TypeUtils.parseSignature("Object loadObject(Object)");
private boolean proxyRef;
private DispatcherGenerator(boolean proxyRef) {
this.proxyRef = proxyRef;
}
public void generate(ClassEmitter ce, Context context, List methods) {
for (Iterator it = methods.iterator(); it.hasNext();) {
MethodInfo method = (MethodInfo)it.next();
if (!TypeUtils.isProtected(method.getModifiers())) {
CodeEmitter e = context.beginMethod(ce, method);
context.emitCallback(e, context.getIndex(method));
if (proxyRef) {
e.load_this();
e.invoke_interface(PROXY_REF_DISPATCHER, PROXY_REF_LOAD_OBJECT);
} else {
e.invoke_interface(DISPATCHER, LOAD_OBJECT);
}
e.checkcast(method.getClassInfo().getType());
e.load_args();
e.invoke(method);
e.return_value();
e.end_method();
}
}
}
public void generateStatic(CodeEmitter e, Context context, List methods) { }
}