org.activiti.engine.impl.persistence.cache.CachedEntity Maven / Gradle / Ivy
/* 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.activiti.engine.impl.persistence.cache;
import org.activiti.engine.impl.persistence.entity.Entity;
/**
*/
public class CachedEntity {
/**
* The actual {@link Entity} instance.
*/
protected Entity entity;
/**
* Represents the 'persistence state' at the moment this {@link CachedEntity} instance was created.
* It is used later on to determine if a {@link Entity} has been updated, by comparing
* the 'persistent state' at that moment with this instance here.
*/
protected Object originalPersistentState;
public CachedEntity(Entity entity, boolean storeState) {
this.entity = entity;
if (storeState) {
this.originalPersistentState = entity.getPersistentState();
}
}
public Entity getEntity() {
return entity;
}
public void setEntity(Entity entity) {
this.entity = entity;
}
public Object getOriginalPersistentState() {
return originalPersistentState;
}
public void setOriginalPersistentState(Object originalPersistentState) {
this.originalPersistentState = originalPersistentState;
}
public boolean hasChanged() {
return entity.getPersistentState() != null && !entity.getPersistentState().equals(originalPersistentState);
}
}