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/*
* 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.
*/
/* $Id$ */
package org.apache.fop.afp.modca;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.fop.afp.modca.triplets.AbstractTriplet;
import org.apache.fop.afp.modca.triplets.Triplet;
import org.apache.fop.afp.util.BinaryUtils;
/**
* The Map Data Resource structured field specifies resources that are
* required for presentation.
*/
public class MapDataResource extends AbstractTripletStructuredObject {
private List<List<AbstractTriplet>> tripletsList = new ArrayList<List<AbstractTriplet>>();
/**
* Main constructor
*/
public MapDataResource() {
}
public void finishElement() {
tripletsList.add(triplets);
triplets = new ArrayList<AbstractTriplet>();
}
@Override
protected int getTripletDataLength() {
int dataLength = 0;
for (List<AbstractTriplet> l : tripletsList) {
dataLength += getTripletDataLength(l) + 2;
}
return dataLength;
}
private int getTripletDataLength(List<AbstractTriplet> l) {
int dataLength = 0;
for (Triplet triplet : l) {
dataLength += triplet.getDataLength();
}
return dataLength;
}
/** {@inheritDoc} */
public void writeToStream(OutputStream os) throws IOException {
super.writeStart(os);
byte[] data = new byte[9];
copySF(data, Type.MAP, Category.DATA_RESOURCE);
int tripletDataLen = getTripletDataLength();
byte[] len = BinaryUtils.convert(8 + tripletDataLen, 2);
data[1] = len[0];
data[2] = len[1];
os.write(data);
for (List<AbstractTriplet> l : tripletsList) {
len = BinaryUtils.convert(2 + getTripletDataLength(l), 2);
os.write(len);
writeObjects(l, os);
}
}
}
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