91 lines
3.2 KiB
Java
91 lines
3.2 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hdgf.dev;
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import java.io.FileInputStream;
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import org.apache.poi.hdgf.HDGFDiagram;
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import org.apache.poi.hdgf.pointers.Pointer;
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import org.apache.poi.hdgf.streams.PointerContainingStream;
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import org.apache.poi.hdgf.streams.Stream;
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import org.apache.poi.poifs.filesystem.POIFSFileSystem;
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/**
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* Developer helper class to dump out the pointer+stream structure
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* of a Visio file
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*/
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public class VSDDumper {
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public static void main(String[] args) throws Exception {
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if(args.length == 0) {
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System.err.println("Use:");
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System.err.println(" VSDDumper <filename>");
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System.exit(1);
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}
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HDGFDiagram hdgf = new HDGFDiagram(
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new POIFSFileSystem(new FileInputStream(args[0]))
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);
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System.out.println("Opened " + args[0]);
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System.out.println("The document claims a size of " +
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hdgf.getDocumentSize() + " (" +
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Long.toHexString(hdgf.getDocumentSize()) + ")");
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System.out.println();
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dumpStream(hdgf.getTrailerStream(), 0);
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}
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public static void dumpStream(Stream stream, int indent) {
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String ind = "";
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for(int i=0; i<indent; i++) {
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ind += " ";
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}
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Pointer ptr = stream.getPointer();
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System.out.println(ind + "Stream at\t" + ptr.getOffset() +
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" - " + Integer.toHexString(ptr.getOffset()));
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System.out.println(ind + " Type is\t" + ptr.getType() +
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" - " + Integer.toHexString(ptr.getType()));
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System.out.println(ind + " Format is\t" + ptr.getFormat() +
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" - " + Integer.toHexString(ptr.getFormat()));
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System.out.println(ind + " Length is\t" + ptr.getLength() +
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" - " + Integer.toHexString(ptr.getLength()));
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System.out.println(ind + " Compressed is\t" + ptr.destinationCompressed());
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System.out.println(ind + " Stream is\t" + stream.getClass().getCanonicalName());
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byte[] db = stream._getStore()._getContents();
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String ds = "";
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if(db.length >= 8) {
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for(int i=0; i<8; i++) {
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if(i>0) ds += ", ";
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ds += db[i];
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}
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}
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System.out.println(ind + " First few bytes are\t" + ds);
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if(stream instanceof PointerContainingStream) {
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PointerContainingStream pcs = (PointerContainingStream)stream;
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System.out.println(ind + " Has " +
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pcs.getPointedToStreams().length + " children:");
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for(int i=0; i<pcs.getPointedToStreams().length; i++) {
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dumpStream(pcs.getPointedToStreams()[i], (indent+1));
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}
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}
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}
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}
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