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/**
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* Copyright (C) 2015 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.api.application;
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import java.util.HashSet;
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import java.util.Set;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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/**
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* @author cmathew
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* @date 7 Apr 2015
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*
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*/
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public class CdmChangeEvent {
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public enum Action {
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Create,
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Update,
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Delete
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}
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private final Action action;
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private final Set<CdmBase> changedObjects;
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private final Class sourceType;
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private Class entityType;
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private Object source;
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public CdmChangeEvent(Action action, Set<CdmBase> changedObjects, Class sourceType) {
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this.action = action;
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this.changedObjects = changedObjects;
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this.sourceType = sourceType;
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}
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public CdmChangeEvent(Action action, CdmBase changedObject, Class sourceType) {
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this.action = action;
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changedObjects = new HashSet<CdmBase>();
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changedObjects.add(changedObject);
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this.sourceType = sourceType;
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}
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public CdmChangeEvent(Action action, Set<CdmBase> changedObjects, Class sourceType, Class entityType) {
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this(action, changedObjects, sourceType);
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this.entityType = entityType;
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}
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public CdmChangeEvent(Action action, Set<CdmBase> changedObjects, Object source) {
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this(action, changedObjects, source.getClass());
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this.source = source;
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}
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/**
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* @return the action
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*/
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public Action getAction() {
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return action;
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}
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/**
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* @return the changedObjects
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*/
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public Set<? extends CdmBase> getChangedObjects() {
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return changedObjects;
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}
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/**
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* @return the sourceType
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*/
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public Class getSourceType() {
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return sourceType;
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}
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/**
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* @return the source
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*/
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public Object getSource() {
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return source;
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}
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public Class getEntityType() {
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return entityType;
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}
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public boolean hasChanges() {
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return changedObjects != null && !changedObjects.isEmpty();
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}
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}
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