core/impl/src/main/java/org/apache/myfaces/extensions/cdi/core/impl/util/ProxyUtils.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.myfaces.extensions.cdi.core.impl.util;

import javax.enterprise.inject.Typed;

/**
 * Helper for proxies
 */
@Typed()
public abstract class ProxyUtils
{
    private ProxyUtils()
    {
        // prevent instantiation
    }

    /**
     * The real class of the implementation
     * @param currentClass current class
     * @return class of the real implementation
     */
    public static Class getUnproxiedClass(Class currentClass)
    {
        if(isProxiedClass(currentClass))
        {
            return currentClass.getSuperclass();
        }
        return currentClass;
    }

    /**
     * Analyses if the given class is a generated proxy class
     * @param currentClass current class
     * @return true if the given class is a known proxy class, false otherwise
     */
    public static boolean isProxiedClass(Class currentClass)
    {
        return currentClass.getName().startsWith(currentClass.getSuperclass().getName()) &&
            currentClass.getName().contains("$$");
    }
}