New dev program for helping us understand how SlideListWithTexts interact

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@413678 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/src/org/apache/poi/hslf/dev/SLWTListing.java

@@ -0,0 +1,91 @@
+
+/* ====================================================================
+   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.HSLFSlideShow;
+import org.apache.poi.hslf.record.Document;
+import org.apache.poi.hslf.record.Record;
+import org.apache.poi.hslf.record.RecordTypes;
+import org.apache.poi.hslf.record.SlideListWithText;
+
+/**
+ * Uses record level code to Documents.
+ * Having found them, it sees if they have any SlideListWithTexts,
+ *  and reports how many, and what sorts of things they contain
+ */
+public class SLWTListing {
+	public static void main(String[] args) throws Exception {
+		if(args.length < 1) {
+			System.err.println("Need to give a filename");
+			System.exit(1);
+		}
+
+		HSLFSlideShow ss = new HSLFSlideShow(args[0]);
+
+		// Find the documents, and then their SLWT
+		Record[] records = ss.getRecords();
+		for(int i=0; i<records.length; i++) {
+			if(records[i] instanceof Document) {
+				Document doc = (Document)records[i];
+				SlideListWithText[] slwts = doc.getSlideListWithTexts();
+				
+				System.out.println("Document at " + i + " had " + slwts.length + " SlideListWithTexts");
+				if(slwts.length == 0) {
+					System.err.println("** Warning: Should have had at least 1! **");
+				}
+				if(slwts.length > 3) {
+					System.err.println("** Warning: Shouldn't have more than 3!");
+				}
+				
+				// Check the SLWTs contain what we'd expect
+				for(int j=0; j<slwts.length; j++) {
+					SlideListWithText slwt = slwts[j];
+					Record[] children = slwt.getChildRecords();
+					
+					System.out.println(" - SLWT at " + j + " had " + children.length + " children:");
+					
+					// Should only have SlideAtomSets if the second one
+					int numSAS = slwt.getSlideAtomsSets().length;
+					if(j == 1) {
+						if(numSAS == 0) {
+							System.err.println("  ** 2nd SLWT didn't have any SlideAtomSets!");
+						} else {
+							System.out.println("  - Contains " + numSAS + " SlideAtomSets");
+						}
+					} else {
+						if(numSAS > 0) {
+							System.err.println("  ** SLWT " + j + " had " + numSAS + " SlideAtomSets! (expected 0)");
+						}
+					}
+					
+					// Report the first 5 children, to give a flavour
+					int upTo = 5;
+					if(children.length < 5) { upTo = children.length; }
+					for(int k=0; k<upTo; k++) {
+						Record r = children[k];
+						int typeID = (int)r.getRecordType();
+						String typeName = RecordTypes.recordName(typeID);
+						System.out.println("   - " + typeID + " (" + typeName + ")");
+					}
+				}
+			}
+		}
+	}
+}

src/scratchpad/src/org/apache/poi/hslf/dev/SLWTTextListing.java

@@ -43,7 +43,7 @@ public class SLWTTextListing {
 		// Find the documents, and then their SLWT
 		Record[] records = ss.getRecords();
 		for(int i=0; i<records.length; i++) {
-			if(records[i].getRecordType() == 1000l) {
+			if(records[i] instanceof Document) {
 				Record docRecord = records[i];
 				Record[] docChildren = docRecord.getChildRecords();
 				for(int j=0; j<docChildren.length; j++) {