Author: nick
Date: Mon Mar 27 11:42:13 2006
New Revision: 389234
URL: http://svn.apache.org/viewcvs?rev=389234&view=rev
Log:
Developer helper program to try to help match Slide IDs between
SlidePersistAtoms and Slides
Added:
jakarta/poi/trunk/src/scratchpad/src/org/apache/poi/hslf/dev/SlideIdListing.java
Added:
jakarta/poi/trunk/src/scratchpad/src/org/apache/poi/hslf/dev/SlideIdListing.java
URL:
http://svn.apache.org/viewcvs/jakarta/poi/trunk/src/scratchpad/src/org/apache/poi/hslf/dev/SlideIdListing.java?rev=389234&view=auto
==============================================================================
---
jakarta/poi/trunk/src/scratchpad/src/org/apache/poi/hslf/dev/SlideIdListing.java
(added)
+++
jakarta/poi/trunk/src/scratchpad/src/org/apache/poi/hslf/dev/SlideIdListing.java
Mon Mar 27 11:42:13 2006
@@ -0,0 +1,164 @@
+
+/* ====================================================================
+ Copyright 2002-2004 Apache Software Foundation
+
+ Licensed 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.apache.poi.hslf.dev;
+
+import org.apache.poi.hslf.*;
+import org.apache.poi.hslf.record.*;
+import org.apache.poi.hslf.usermodel.SlideShow;
+
+import org.apache.poi.util.LittleEndian;
+
+import java.io.*;
+import java.util.Hashtable;
+
+/**
+ * Gets all the different things that have Slide IDs (of sorts)
+ * in them, and displays them, so you can try to guess what they
+ * all mean
+ */
+public class SlideIdListing {
+ private static byte[] fileContents;
+
+ public static void main(String[] args) throws Exception {
+ if(args.length < 1) {
+ System.err.println("Need to give a filename");
+ System.exit(1);
+ }
+
+
+ // Create the slideshow object, for normal working with
+ HSLFSlideShow hss = new HSLFSlideShow(args[0]);
+ SlideShow ss = new SlideShow(hss);
+
+ // Grab the base contents
+ fileContents = hss.getUnderlyingBytes();
+ Record[] records = hss.getRecords();
+ Record[] latestRecords = ss.getMostRecentCoreRecords();
+
+ // Grab any records that interest us
+ Document document = null;
+ for(int i=0; i<latestRecords.length; i++) {
+ if(latestRecords[i] instanceof Document) {
+ document = (Document)latestRecords[i];
+ }
+ }
+
+ System.out.println("");
+
+
+ // Look for SlidePersistAtoms, and report what they have to
+ // say about possible slide IDs
+ SlideListWithText[] slwts = document.getSlideListWithTexts();
+ for(int i=0; i<slwts.length; i++) {
+ Record[] cr = slwts[i].getChildRecords();
+ for(int j=0; j<cr.length; j++) {
+ if(cr[j] instanceof SlidePersistAtom) {
+ SlidePersistAtom spa =
(SlidePersistAtom)cr[j];
+ System.out.println("SlidePersistAtom
knows about slide:");
+ System.out.println("\t" +
spa.getRefID());
+ System.out.println("\t" +
spa.getSlideIdentifier());
+ }
+ }
+ }
+
+ System.out.println("");
+
+ // Look for latest core records that are slides or notes
+ for(int i=0; i<latestRecords.length; i++) {
+ if(latestRecords[i] instanceof Slide) {
+ Slide s = (Slide)latestRecords[i];
+ SlideAtom sa = s.getSlideAtom();
+ System.out.println("Found the latest version of
a slide record:");
+ System.out.println("\tCore ID is " +
s.getSheetId());
+ System.out.println("\t(Core Records count is "
+ i + ")");
+ System.out.println("\tDisk Position is " +
s.getLastOnDiskOffset());
+ System.out.println("\tMaster ID is " +
sa.getMasterID());
+ System.out.println("\tNotes ID is " +
sa.getNotesID());
+ }
+ }
+ System.out.println("");
+ for(int i=0; i<latestRecords.length; i++) {
+ if(latestRecords[i] instanceof Notes) {
+ Notes n = (Notes)latestRecords[i];
+ NotesAtom na = n.getNotesAtom();
+ System.out.println("Found the latest version of
a notes record:");
+ System.out.println("\tCore ID is " +
n.getSheetId());
+ System.out.println("\t(Core Records count is "
+ i + ")");
+ System.out.println("\tDisk Position is " +
n.getLastOnDiskOffset());
+ System.out.println("\tMatching slide is " +
na.getSlideID());
+ }
+ }
+
+ System.out.println("");
+
+ // Find any persist ones first
+ int pos = 0;
+ for(int i=0; i<records.length; i++) {
+ Record r = records[i];
+
+ if(r.getRecordType() == 6001l) {
+ // PersistPtrFullBlock
+ System.out.println("Found PersistPtrFullBlock
at " + pos + " (" + Integer.toHexString(pos) + ")");
+ }
+ if(r.getRecordType() == 6002l) {
+ // PersistPtrIncrementalBlock
+ System.out.println("Found
PersistPtrIncrementalBlock at " + pos + " (" + Integer.toHexString(pos) + ")");
+ PersistPtrHolder pph = (PersistPtrHolder)r;
+
+ // Check the sheet offsets
+ int[] sheetIDs = pph.getKnownSlideIDs();
+ Hashtable sheetOffsets =
pph.getSlideLocationsLookup();
+ for(int j=0; j<sheetIDs.length; j++) {
+ Integer id = new Integer(sheetIDs[j]);
+ Integer offset =
(Integer)sheetOffsets.get(id);
+
+ System.out.println(" Knows about sheet
" + id);
+ System.out.println(" That sheet
lives at " + offset);
+
+ Record atPos =
findRecordAtPos(offset.intValue());
+ System.out.println(" The record at
that pos is of type " + atPos.getRecordType());
+ System.out.println(" The record at
that pos has class " + atPos.getClass().getName());
+
+ if(! (atPos instanceof
PositionDependentRecord)) {
+ System.out.println(" ** The
record class isn't position aware! **");
+ }
+ }
+ }
+
+ // Increase the position by the on disk size
+ ByteArrayOutputStream baos = new
ByteArrayOutputStream();
+ r.writeOut(baos);
+ pos += baos.size();
+ }
+
+ System.out.println("");
+ }
+
+
+ // Finds the record at a given position
+ public static Record findRecordAtPos(int pos) {
+ long type = LittleEndian.getUShort(fileContents, pos+2);
+ long rlen = LittleEndian.getUInt(fileContents, pos+4);
+
+ Record r =
Record.createRecordForType(type,fileContents,pos,(int)rlen+8);
+
+ return r;
+ }
+}
---------------------------------------------------------------------
To unsubscribe, e-mail: [EMAIL PROTECTED]
Mailing List: http://jakarta.apache.org/site/mail2.html#poi
The Apache Jakarta POI Project: http://jakarta.apache.org/poi/
