/*
* Copyright 2012-2016 the original author or authors.
*
* Licensed 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.springframework.data.rest.tests.gemfire;
import org.springframework.data.annotation.Id;
/**
* Base class for persistent classes.
*
* @author Oliver Gierke
* @author David Turanski
*/
public class AbstractPersistentEntity {
@Id private final Long id;
/**
* Returns the identifier of the entity.
*
* @return the id
*/
public Long getId() {
return id;
}
protected AbstractPersistentEntity(Long id) {
this.id = id;
}
protected AbstractPersistentEntity() {
this.id = null;
}
/*
* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (this.id == null || obj == null || !(this.getClass().equals(obj.getClass()))) {
return false;
}
AbstractPersistentEntity that = (AbstractPersistentEntity) obj;
return this.id.equals(that.getId());
}
/*
* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
return id == null ? 0 : id.hashCode();
}
}