123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104 |
- /*
- * 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.pdf;
-
- import java.io.IOException;
- import java.io.OutputStream;
- import java.io.Writer;
- import java.util.Iterator;
- import java.util.Map;
- import java.util.SortedMap;
-
- import org.apache.commons.io.output.CountingOutputStream;
-
- /**
- * Class representing an "Nums" array object (for Number Trees).
- */
- public class PDFNumsArray extends PDFObject {
-
- /** Sorted Map holding the values of this array. */
- protected SortedMap map = new java.util.TreeMap();
-
- /**
- * Create a new, empty array object.
- * @param parent the object's parent if any
- */
- public PDFNumsArray(PDFObject parent) {
- super(parent);
- }
-
- /**
- * Returns the length of the array
- * @return the length of the array
- */
- public int length() {
- return this.map.size();
- }
-
- /**
- * Sets an entry.
- * @param key the key of the value to set
- * @param obj the new value
- */
- public void put(int key, Object obj) {
- this.map.put(new Integer(key), obj);
- }
-
- /**
- * Gets an entry.
- * @param key the key of requested value
- * @return the requested value
- */
- public Object get(int key) {
- return this.map.get(new Integer(key));
- }
-
- /** {@inheritDoc} */
- protected int output(OutputStream stream) throws IOException {
- CountingOutputStream cout = new CountingOutputStream(stream);
- Writer writer = PDFDocument.getWriterFor(cout);
- if (hasObjectNumber()) {
- writer.write(getObjectID());
- }
-
- writer.write('[');
- boolean first = true;
- Iterator iter = this.map.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry)iter.next();
- if (!first) {
- writer.write(" ");
- }
- first = false;
- formatObject(entry.getKey(), cout, writer);
- writer.write(" ");
- formatObject(entry.getValue(), cout, writer);
- }
- writer.write(']');
-
- if (hasObjectNumber()) {
- writer.write("\nendobj\n");
- }
-
- writer.flush();
- return cout.getCount();
- }
-
- }
|