| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| package org.openoffice.xmerge.converter.palm; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.ByteArrayOutputStream; |
| |
| import java.io.OutputStream; |
| import java.io.UnsupportedEncodingException; |
| |
| import org.openoffice.xmerge.Document; |
| |
| /** |
| * <p> A <code>PalmDocument</code> is palm implementaion of the |
| * <code>Docuemnt</code> interface.</p> |
| * |
| * <p>This implementation allows the Palm device format to be |
| * read via an <code>InputStream</code> and written via an |
| * <code>OutputStream</code>.</p> |
| * |
| * @author Martin Maher |
| */ |
| |
| public class PalmDocument |
| implements Document { |
| |
| /** |
| * The internal representation of a pdb. |
| */ |
| private PalmDB pdb; |
| |
| /** |
| * The file name. |
| */ |
| private String fileName; |
| |
| /** |
| * Constructor to create a <code>PalmDocument</code> |
| * from an <code>InputStream</code>. |
| * |
| * @param is <code>InputStream</code> containing a PDB. |
| * |
| * @throws IOException If any I/O error occurs. |
| */ |
| public PalmDocument(InputStream is) throws IOException { |
| read(is); |
| } |
| |
| |
| /** |
| * Constructor to create a <code>PalmDocument</code> with |
| * <code>Record</code> objects. <code>recs.length</code> |
| * can be zero for an empty PDB. |
| * |
| * @param name Suggested PDB name in <code>String</code>. |
| * @param creatorID The PDB Creator ID. |
| * @param typeID The PDB Type ID. |
| * @param version The PDB header version. |
| * @param attribute The PDB header attribute. |
| * @param recs Array of <code>Record</code> objects. |
| * |
| * @throws NullPointerException If <code>recs</code> is null. |
| */ |
| public PalmDocument(String name, int creatorID, int typeID, int version, |
| short attribute, Record[] recs) |
| throws UnsupportedEncodingException { |
| pdb = new PalmDB(name, creatorID, typeID, version, attribute, recs); |
| fileName = pdb.getPDBNameString(); |
| } |
| |
| |
| /** |
| * Reads in a file from the <code>InputStream</code>. |
| * |
| * @param is <code>InputStream</code> to read in its content. |
| * |
| * @throws IOException If any I/O error occurs. |
| */ |
| |
| public void read(InputStream is) throws IOException { |
| PdbDecoder decoder = new PdbDecoder(); |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| byte[] buf = new byte[4096]; |
| int n = 0; |
| while ((n = is.read(buf)) > 0) { |
| baos.write(buf, 0, n); |
| } |
| byte[] bytearr = baos.toByteArray(); |
| pdb = decoder.parse(bytearr); |
| fileName = pdb.getPDBNameString(); |
| } |
| |
| |
| /** |
| * Writes the <code>PalmDocument</code> to an <code>OutputStream</code>. |
| * |
| * @param is The <code>OutputStream</code> to write the content. |
| * |
| * @throws IOException If any I/O error occurs. |
| */ |
| public void write(OutputStream os) throws IOException { |
| PdbEncoder encoder = new PdbEncoder(pdb); |
| encoder.write(os); |
| } |
| |
| |
| /** |
| * Returns the <code>PalmDB</code> contained in this object. |
| * |
| * @return The <code>PalmDB</code>. |
| */ |
| public PalmDB getPdb() { |
| return pdb; |
| } |
| |
| |
| /** |
| * Sets the <code>PalmDocument</code> to a new <code>PalmDB</code> |
| * value. |
| * |
| * @param pdb The new <code>PalmDB</code> value. |
| */ |
| public void setPdb(PalmDB pdb) { |
| this.pdb = pdb; |
| |
| String name = pdb.getPDBNameString(); |
| fileName = name; |
| } |
| |
| |
| /** |
| * Returns the name of the file. |
| * |
| * @return The name of the file represented in the |
| * <code>PalmDocument</code>. |
| */ |
| public String getFileName() { |
| return fileName + ".pdb"; |
| } |
| |
| |
| /** |
| * Returns the <code>Document</code> name. |
| * |
| * @return The <code>Document</code> name. |
| */ |
| public String getName() { |
| return fileName; |
| } |
| } |
| |