io.fabric8.jube.model.EntityModel Maven / Gradle / Ivy
/**
* Copyright 2005-2014 Red Hat, Inc.
*
* Red Hat 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 io.fabric8.jube.model;
import java.io.IOException;
/**
* Represents an in memory representation of entities which is kept in sync
* via watching ZK
*/
public interface EntityModel {
/**
* Returns the String ID for the entity
*/
String getId(T entity);
/**
* Invoked when the entity is deleted
*/
T deleteEntity(String id);
/**
* Invoked when the entity has been updated in ZK
*
* @return the newly marshalled data
*/
T updateEntity(String id, byte[] data) throws IOException;
String marshal(T entity) throws IOException;
T unmarshal(byte[] data) throws IOException;
}