com.sun.enterprise.admin.util.proxy.ProxyFactory Maven / Gradle / Ivy
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/*
* Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
package com.sun.enterprise.admin.util.proxy;
import java.lang.reflect.Proxy;
/**
*
*/
public class ProxyFactory {
/** Creates a new instance of ProxyFactory */
private ProxyFactory() {
}
public static Object createProxy(Class intfc, Object handler,
Interceptor interceptor) {
if (!intfc.isInterface()) {
throw new IllegalArgumentException(intfc.getClass()
+ " is not an interface");
}
if (!isImplementing(intfc, handler)) {
throw new IllegalArgumentException("Handler object " + handler
+ " is not an instance of " + intfc.getName());
}
Object obj = Proxy.newProxyInstance(
handler.getClass().getClassLoader(),
new Class[] {intfc},
new ProxyClass(handler, interceptor));
return obj;
}
private static boolean isImplementing(Class intfc, Object obj) {
return intfc.isInstance(obj);
}
}