01: /*
02: * Copyright 2004-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.compass.core.metadata.impl;
18:
19: import java.util.HashMap;
20: import java.util.Iterator;
21:
22: import org.compass.core.metadata.Alias;
23: import org.compass.core.metadata.MetaData;
24: import org.compass.core.metadata.MetaDataGroup;
25:
26: /**
27: *
28: * @author kimchy
29: *
30: */
31:
32: public class DefaultMetaDataGroup extends AbstractMetaDataItem
33: implements MetaDataGroup {
34:
35: private HashMap aliasMap = new HashMap();
36:
37: private HashMap metaDataMap = new HashMap();
38:
39: public void addAlias(Alias alias) {
40: aliasMap.put(alias.getId(), alias);
41: }
42:
43: public Alias getAlias(String id) {
44: return (Alias) aliasMap.get(id);
45: }
46:
47: public Iterator aliasIterator() {
48: return aliasMap.values().iterator();
49: }
50:
51: public void addMetaData(MetaData metaData) {
52: metaDataMap.put(metaData.getId(), metaData);
53: }
54:
55: public MetaData getMetaData(String id) {
56: return (MetaData) metaDataMap.get(id);
57: }
58:
59: public Iterator metaDataIterator() {
60: return metaDataMap.values().iterator();
61: }
62:
63: public MetaDataGroup copy() {
64: DefaultMetaDataGroup copyGroup = new DefaultMetaDataGroup();
65: copy(copyGroup);
66: for (Iterator it = aliasIterator(); it.hasNext();) {
67: DefaultAlias alias = (DefaultAlias) it.next();
68: alias = (DefaultAlias) alias.copy();
69: alias.setGroup(copyGroup);
70: copyGroup.addAlias(alias);
71: }
72:
73: for (Iterator it = metaDataIterator(); it.hasNext();) {
74: DefaultMetaData metaData = (DefaultMetaData) it.next();
75: metaData = (DefaultMetaData) metaData.copy();
76: metaData.setGroup(copyGroup);
77: copyGroup.addMetaData(metaData);
78: }
79:
80: return copyGroup;
81: }
82: }
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