/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

/* $Id: ArrayAddPropertyMerger.java 892977 2009-12-21 21:08:42Z jeremias $ */

package org.apache.xmlgraphics.xmp.merge;

import org.apache.xmlgraphics.xmp.Metadata;
import org.apache.xmlgraphics.xmp.XMPArray;
import org.apache.xmlgraphics.xmp.XMPArrayType;
import org.apache.xmlgraphics.xmp.XMPProperty;

Merges properties by adding up all items from both ends into one SEQ array.
/** * Merges properties by adding up all items from both ends into one SEQ array. */
public class ArrayAddPropertyMerger implements PropertyMerger {
See Also:
  • merge.merge(XMPProperty, Metadata)
/** * @see org.apache.xmlgraphics.xmp.merge.PropertyMerger#merge( * org.apache.xmlgraphics.xmp.XMPProperty, org.apache.xmlgraphics.xmp.Metadata) */
public void merge(XMPProperty sourceProp, Metadata target) { XMPProperty existing = target.getProperty(sourceProp.getName()); if (existing == null) { //simply copy over target.setProperty(sourceProp); } else { XMPArray array = existing.convertSimpleValueToArray(XMPArrayType.SEQ); XMPArray otherArray = sourceProp.getArrayValue(); if (otherArray == null) { if (sourceProp.getXMLLang() != null) { array.add(sourceProp.getValue().toString(), sourceProp.getXMLLang()); } else { array.add(sourceProp.getValue()); } } else { //TODO should be refined (xml:lang etc.) for (int i = 0, c = otherArray.getSize(); i < c; i++) { array.add(otherArray.getValue(i)); } } } } }