| %line | %branch | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| org.apache.jetspeed.om.impl.GenericMetadataImpl |
|
|
| 1 | /* |
|
| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
|
| 3 | * contributor license agreements. See the NOTICE file distributed with |
|
| 4 | * this work for additional information regarding copyright ownership. |
|
| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
|
| 6 | * (the "License"); you may not use this file except in compliance with |
|
| 7 | * the License. You may obtain a copy of the License at |
|
| 8 | * |
|
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
|
| 10 | * |
|
| 11 | * Unless required by applicable law or agreed to in writing, software |
|
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
|
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
| 14 | * See the License for the specific language governing permissions and |
|
| 15 | * limitations under the License. |
|
| 16 | */ |
|
| 17 | package org.apache.jetspeed.om.impl; |
|
| 18 | ||
| 19 | import java.util.ArrayList; |
|
| 20 | import java.util.Collection; |
|
| 21 | import java.util.Iterator; |
|
| 22 | import java.util.Locale; |
|
| 23 | ||
| 24 | import org.apache.commons.collections.map.MultiValueMap; |
|
| 25 | import org.apache.jetspeed.om.common.GenericMetadata; |
|
| 26 | import org.apache.jetspeed.om.common.LocalizedField; |
|
| 27 | ||
| 28 | /** |
|
| 29 | * GenericMetadataImpl |
|
| 30 | * <br/> |
|
| 31 | * Implementation that allows retrieving localized information |
|
| 32 | * |
|
| 33 | * @author <a href="mailto:jford@apache.org">Jeremy Ford</a> |
|
| 34 | * @version $Id: GenericMetadataImpl.java 551866 2007-06-29 12:15:40Z ate $ |
|
| 35 | * |
|
| 36 | */ |
|
| 37 | 0 | public abstract class GenericMetadataImpl implements GenericMetadata |
| 38 | { |
|
| 39 | 0 | private Collection fields = null; |
| 40 | 0 | private transient MultiValueMap fieldMap = null; |
| 41 | ||
| 42 | private MultiValueMap getFieldMap(boolean create) |
|
| 43 | { |
|
| 44 | 0 | if (fieldMap == null && create) |
| 45 | { |
|
| 46 | 0 | synchronized(this) |
| 47 | { |
|
| 48 | 0 | if (fieldMap == null) |
| 49 | { |
|
| 50 | 0 | fieldMap = new MultiValueMap(); |
| 51 | } |
|
| 52 | 0 | } |
| 53 | } |
|
| 54 | 0 | return fieldMap; |
| 55 | } |
|
| 56 | ||
| 57 | ||
| 58 | /* (non-Javadoc) |
|
| 59 | * @see org.apache.jetspeed.om.common.GenericMetadata#addField(java.util.Locale, java.lang.String, java.lang.String) |
|
| 60 | */ |
|
| 61 | public void addField(Locale locale, String name, String value) |
|
| 62 | { |
|
| 63 | 0 | LocalizedField field = createLocalizedField(); |
| 64 | 0 | field.setName(name); |
| 65 | 0 | field.setValue(value); |
| 66 | 0 | field.setLocale(locale); |
| 67 | ||
| 68 | 0 | addField(field); |
| 69 | 0 | } |
| 70 | ||
| 71 | /* (non-Javadoc) |
|
| 72 | * @see org.apache.jetspeed.om.common.GenericMetadata#addField(org.apache.jetspeed.om.common.LocalizedField) |
|
| 73 | */ |
|
| 74 | public void addField(LocalizedField field) |
|
| 75 | { |
|
| 76 | 0 | if(fields == null) |
| 77 | { |
|
| 78 | 0 | fields = new ArrayList(); |
| 79 | } |
|
| 80 | ||
| 81 | 0 | fields.add(field); |
| 82 | 0 | getFieldMap(true).put(field.getName(), field); |
| 83 | 0 | } |
| 84 | ||
| 85 | /* (non-Javadoc) |
|
| 86 | * @see org.apache.jetspeed.om.common.GenericMetadata#getFields(java.lang.String) |
|
| 87 | */ |
|
| 88 | public Collection getFields(String name) |
|
| 89 | { |
|
| 90 | //TODO: return an immutable version? |
|
| 91 | 0 | MultiValueMap fieldMap = getFieldMap(false); |
| 92 | 0 | return (Collection)(fieldMap !=null ? fieldMap.get(name) : class="keyword">null); |
| 93 | } |
|
| 94 | ||
| 95 | /* (non-Javadoc) |
|
| 96 | * @see org.apache.jetspeed.om.common.GenericMetadata#setFields(java.lang.String, java.util.Collection) |
|
| 97 | */ |
|
| 98 | public void setFields(String name, Collection values) |
|
| 99 | { |
|
| 100 | 0 | MultiValueMap fieldMap = getFieldMap(false); |
| 101 | 0 | if (fieldMap != null) |
| 102 | { |
|
| 103 | 0 | fieldMap.remove(name); |
| 104 | } |
|
| 105 | ||
| 106 | 0 | Iterator fieldIter = fields.iterator(); |
| 107 | 0 | while(fieldIter.hasNext()) |
| 108 | { |
|
| 109 | 0 | LocalizedField field = (LocalizedField)fieldIter.next(); |
| 110 | 0 | if(field != null && field.getName() != class="keyword">null && field.getName().equals(name)) |
| 111 | { |
|
| 112 | 0 | fieldIter.remove(); |
| 113 | } |
|
| 114 | 0 | } |
| 115 | ||
| 116 | 0 | if(values != null) |
| 117 | { |
|
| 118 | 0 | Iterator iter = values.iterator(); |
| 119 | 0 | while(iter.hasNext()) |
| 120 | { |
|
| 121 | 0 | LocalizedField field = (LocalizedField)iter.next(); |
| 122 | 0 | getFieldMap(true).put(field.getName(), field); |
| 123 | 0 | } |
| 124 | ||
| 125 | 0 | fields.addAll(values); |
| 126 | } |
|
| 127 | 0 | } |
| 128 | ||
| 129 | /* (non-Javadoc) |
|
| 130 | * @see org.apache.jetspeed.om.common.GenericMetadata#getFields() |
|
| 131 | */ |
|
| 132 | public Collection getFields() { |
|
| 133 | 0 | return fields; |
| 134 | } |
|
| 135 | ||
| 136 | /* (non-Javadoc) |
|
| 137 | * @see org.apache.jetspeed.om.common.GenericMetadata#setFields(java.util.Collection) |
|
| 138 | */ |
|
| 139 | public void setFields(Collection fields) |
|
| 140 | { |
|
| 141 | 0 | this.fields = fields; |
| 142 | ||
| 143 | 0 | MultiValueMap fieldMap = getFieldMap(false); |
| 144 | 0 | if (fieldMap != null) |
| 145 | { |
|
| 146 | 0 | fieldMap.clear(); |
| 147 | } |
|
| 148 | ||
| 149 | 0 | if(fields != null) |
| 150 | { |
|
| 151 | 0 | Iterator fieldIter = fields.iterator(); |
| 152 | 0 | while(fieldIter.hasNext()) |
| 153 | { |
|
| 154 | 0 | LocalizedField field = (LocalizedField)fieldIter.next(); |
| 155 | 0 | if (field.getName() != null) |
| 156 | { |
|
| 157 | 0 | getFieldMap(true).put(field.getName(), field); |
| 158 | } |
|
| 159 | 0 | } |
| 160 | } |
|
| 161 | ||
| 162 | 0 | } |
| 163 | ||
| 164 | /* (non-Javadoc) |
|
| 165 | * @see org.apache.jetspeed.om.common.GenericMetadata#copyFields(java.util.Collection) |
|
| 166 | */ |
|
| 167 | public void copyFields(Collection fields) |
|
| 168 | { |
|
| 169 | // preserve matching fields during copy to |
|
| 170 | // minimize persistent store thrash and |
|
| 171 | // field uniqueness constraint violations |
|
| 172 | // that may occur if identical field is |
|
| 173 | // removed and reinserted |
|
| 174 | 0 | if ((this.fields != null) && !class="keyword">this.fields.isEmpty()) |
| 175 | { |
|
| 176 | // remove unique existing fields |
|
| 177 | 0 | if (fields != null) |
| 178 | { |
|
| 179 | 0 | this.fields.retainAll(fields); |
| 180 | } |
|
| 181 | else |
|
| 182 | { |
|
| 183 | 0 | this.fields = null; |
| 184 | } |
|
| 185 | } |
|
| 186 | 0 | if ((fields != null) && !fields.isEmpty()) |
| 187 | { |
|
| 188 | // create new fields collection if necessary |
|
| 189 | 0 | if (this.fields == null) |
| 190 | { |
|
| 191 | 0 | this.fields = new ArrayList(); |
| 192 | } |
|
| 193 | // copy unique new metadata members |
|
| 194 | 0 | Iterator fieldIter = fields.iterator(); |
| 195 | 0 | while (fieldIter.hasNext()) |
| 196 | { |
|
| 197 | 0 | LocalizedField field = (LocalizedField)fieldIter.next(); |
| 198 | 0 | if (!this.fields.contains(field)) |
| 199 | { |
|
| 200 | 0 | addField(field.getLocale(), field.getName(), field.getValue()); |
| 201 | } |
|
| 202 | 0 | } |
| 203 | } |
|
| 204 | ||
| 205 | // update field map |
|
| 206 | 0 | MultiValueMap fieldMap = getFieldMap(false); |
| 207 | 0 | if (fieldMap != null) |
| 208 | { |
|
| 209 | 0 | fieldMap.clear(); |
| 210 | } |
|
| 211 | ||
| 212 | 0 | if (this.fields != null) |
| 213 | { |
|
| 214 | 0 | Iterator fieldIter = this.fields.iterator(); |
| 215 | 0 | while (fieldIter.hasNext()) |
| 216 | { |
|
| 217 | 0 | LocalizedField field = (LocalizedField)fieldIter.next(); |
| 218 | 0 | getFieldMap(true).put(field.getName(), field); |
| 219 | 0 | } |
| 220 | } |
|
| 221 | 0 | } |
| 222 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |