lib/kerby-event/src/main/java/org/apache/kerby/event/AbstractEventHandler.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.kerby.event;

public abstract class AbstractEventHandler implements EventHandler {

    private Dispatcher dispatcher;

    public AbstractEventHandler() {

    }

    protected void dispatch(Event event) {
        dispatcher.dispatch(event);
    }

    @Override
    public Dispatcher getDispatcher() {
        return dispatcher;
    }

    @Override
    public void setDispatcher(Dispatcher dispatcher) {
        this.dispatcher = dispatcher;
    }

    @Override
    public void handle(Event event) {
        try {
            doHandle(event);
        } catch (Exception e) {
            throw new RuntimeException(event.toString(), e);
        }
    }

    protected abstract void doHandle(Event event) throws Exception;
}