/*
 * 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.shiro.config.event;

public abstract class BeanListenerSupport implements BeanListener {
    public void onBeanEvent(final BeanEvent beanEvent) {
        if (beanEvent instanceof InstantiatedBeanEvent) {
            this.onInstantiatedBeanEvent((InstantiatedBeanEvent) beanEvent);
        } else if (beanEvent instanceof ConfiguredBeanEvent) {
            this.onConfiguredBeanEvent((ConfiguredBeanEvent) beanEvent);
        } else if (beanEvent instanceof DestroyedBeanEvent) {
            this.onDestroyedBeanEvent((DestroyedBeanEvent) beanEvent);
        } else {
            this.onUnhandledBeanEvent(beanEvent);
        }
    }

    protected void onUnhandledBeanEvent(final BeanEvent beanEvent) {
        // do nothing
    }

    protected void onInstantiatedBeanEvent(final InstantiatedBeanEvent beanEvent) {
        // do nothing
    }

    protected void onConfiguredBeanEvent(final ConfiguredBeanEvent beanEvent) {
        // do nothing
    }

    protected void onDestroyedBeanEvent(final DestroyedBeanEvent beanEvent) {
        // do nothing
    }
}
