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/**
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* Copyright (C) 2007 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.persistence.hibernate;
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import java.util.Collection;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.Vector;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeEvent.EventType;
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/**
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* @author n.hoffman
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* @created 09.04.2009
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* @version 1.0
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*/
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public class CdmDataChangeMap implements Map<EventType, Vector<CdmDataChangeEvent>>{
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private static final Logger logger = Logger
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.getLogger(CdmDataChangeMap.class);
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private Map<EventType, Vector<CdmDataChangeEvent>> dataChangeMap;
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public CdmDataChangeMap(){
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dataChangeMap = new HashMap<EventType, Vector<CdmDataChangeEvent>>();
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}
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/* (non-Javadoc)
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* @see java.util.Map#clear()
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*/
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public void clear() {
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dataChangeMap.clear();
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}
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/* (non-Javadoc)
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* @see java.util.Map#containsKey(java.lang.Object)
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*/
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public boolean containsKey(Object key) {
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return dataChangeMap.containsKey(key);
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}
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/* (non-Javadoc)
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* @see java.util.Map#containsValue(java.lang.Object)
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*/
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public boolean containsValue(Object value) {
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return dataChangeMap.containsValue(value);
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}
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/* (non-Javadoc)
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* @see java.util.Map#entrySet()
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*/
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public Set entrySet() {
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return dataChangeMap.entrySet();
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}
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/* (non-Javadoc)
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* @see java.util.Map#get(java.lang.Object)
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*/
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public Vector<CdmDataChangeEvent> get(Object key) {
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return dataChangeMap.get(key);
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}
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/**
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* Returns events by type
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*
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* @param type
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* @return
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*/
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public Vector<CdmDataChangeEvent> getEvents(EventType type){
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return dataChangeMap.get(type);
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}
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/* (non-Javadoc)
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* @see java.util.Map#isEmpty()
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*/
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public boolean isEmpty() {
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return dataChangeMap.isEmpty();
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}
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/* (non-Javadoc)
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* @see java.util.Map#keySet()
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*/
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public Set keySet() {
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return dataChangeMap.keySet();
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}
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public void add(EventType type, CdmDataChangeEvent event){
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Vector<CdmDataChangeEvent> vector = getEvents(type);
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// lazy initialising the vectors
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if(vector == null){
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vector = new Vector<CdmDataChangeEvent>();
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}
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vector.add(event);
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dataChangeMap.put(type, vector);
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}
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/* (non-Javadoc)
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* @see java.util.Map#remove(java.lang.Object)
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*/
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public Vector<CdmDataChangeEvent> remove(Object key) {
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return dataChangeMap.remove(key);
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}
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/* (non-Javadoc)
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* @see java.util.Map#size()
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*/
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public int size() {
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return dataChangeMap.size();
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}
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public int sizeByEventType(EventType type){
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Vector<CdmDataChangeEvent> vector = getEvents(type);
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return vector == null ? 0 : vector.size();
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}
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/* (non-Javadoc)
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* @see java.util.Map#values()
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*/
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public Collection<Vector<CdmDataChangeEvent>> values() {
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return dataChangeMap.values();
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}
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/**
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* Returns all change events stored in this change map
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*
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* @return
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*/
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public Collection<CdmDataChangeEvent> getAllEvents(){
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Collection<CdmDataChangeEvent> values = new HashSet<CdmDataChangeEvent>();
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for (EventType type : EventType.values()){
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if(dataChangeMap.get(type) != null){
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for(CdmDataChangeEvent event : dataChangeMap.get(type)){
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values.add(event);
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}
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}
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}
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return values;
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}
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/* (non-Javadoc)
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* @see java.util.Map#put(java.lang.Object, java.lang.Object)
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*/
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public Vector<CdmDataChangeEvent> put(EventType key,
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Vector<CdmDataChangeEvent> value) {
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return dataChangeMap.put(key, value);
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}
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/* (non-Javadoc)
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* @see java.util.Map#putAll(java.util.Map)
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*/
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public void putAll(
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Map<? extends EventType, ? extends Vector<CdmDataChangeEvent>> t) {
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dataChangeMap.putAll(t);
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}
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}
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