fixed bug 42486: Failure parsing a seemingly valid PPT. Some of the assertions in ExHyperlink were too strong. Write to log instead of throwing exception
git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@541632 13f79535-47bb-0310-9956-ffa450edef68
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@ -20,6 +20,7 @@ import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStream;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.util.POILogger;
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/**
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/**
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* This class represents the data of a link in the document.
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* This class represents the data of a link in the document.
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@ -93,35 +94,23 @@ public class ExHyperlink extends RecordContainer {
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* methods.
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* methods.
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*/
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*/
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private void findInterestingChildren() {
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private void findInterestingChildren() {
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// We need to have 2 children, ideally 3, and sometimes have more
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if(_children.length < 2) {
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throw new IllegalStateException("We need at least two child records, but we only had " + _children.length);
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}
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// First child should be the ExHyperlinkAtom
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// First child should be the ExHyperlinkAtom
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if(_children[0] instanceof ExHyperlinkAtom) {
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if(_children[0] instanceof ExHyperlinkAtom) {
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linkAtom = (ExHyperlinkAtom)_children[0];
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linkAtom = (ExHyperlinkAtom)_children[0];
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} else {
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} else {
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throw new IllegalStateException("First child record wasn't a ExHyperlinkAtom, was of type " + _children[0].getRecordType());
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logger.log(POILogger.ERROR, "First child record wasn't a ExHyperlinkAtom, was of type " + _children[0].getRecordType());
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}
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}
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// Second child should be the first link details
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for (int i = 1; i < _children.length; i++) {
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if(_children[1] instanceof CString) {
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if (_children[i] instanceof CString){
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linkDetailsA = (CString)_children[1];
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if ( linkDetailsA == null) linkDetailsA = (CString)_children[i];
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} else {
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else linkDetailsB = (CString)_children[i];
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throw new IllegalStateException("Second child record wasn't a CString, was of type " + _children[1].getRecordType());
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} else {
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}
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logger.log(POILogger.ERROR, "Record after ExHyperlinkAtom wasn't a CString, was of type " + _children[1].getRecordType());
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}
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// Third child, if it exists, should be the second link details
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}
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if(_children.length >= 3) {
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if(_children[2] instanceof CString) {
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linkDetailsB = (CString)_children[2];
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} else {
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throw new IllegalStateException("Third child record wasn't a CString, was of type " + _children[2].getRecordType());
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}
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} else {
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// Should be fine to not have one
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}
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}
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}
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/**
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/**
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BIN
src/scratchpad/testcases/org/apache/poi/hslf/data/42486.ppt
Normal file
BIN
src/scratchpad/testcases/org/apache/poi/hslf/data/42486.ppt
Normal file
Binary file not shown.
@ -184,4 +184,21 @@ public class TestBugs extends TestCase {
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}
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}
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}
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}
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/**
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* Bug 42486: Failure parsing a seemingly valid PPT
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*/
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public void test42486 () throws Exception {
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FileInputStream is = new FileInputStream(new File(cwd, "42486.ppt"));
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HSLFSlideShow hslf = new HSLFSlideShow(is);
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is.close();
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SlideShow ppt = new SlideShow(hslf);
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Slide[] slide = ppt.getSlides();
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for (int i = 0; i < slide.length; i++) {
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Shape[] shape = slide[i].getShapes();
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}
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assertTrue("No Exceptions while reading file", true);
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}
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}
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}
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