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Fix exception for unlinked files #6567

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merged 5 commits into from
Jun 2, 2020
Merged

Fix exception for unlinked files #6567

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dc672c6
check if metadata has start and end tag
ZhouSky May 31, 2020
9f9a55c
iterate to get all selected leaf nodes
ZhouSky May 31, 2020
b18b3fa
Correct return description in javadoc
ZhouSky May 31, 2020
2291a76
Add test for getXmpMetadata with no description
ZhouSky Jun 2, 2020
a78ffa5
Make test concise
ZhouSky Jun 2, 2020
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12 changes: 8 additions & 4 deletions src/main/java/org/jabref/gui/externalfiles/FindUnlinkedFilesDialog.java
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Original file line number Diff line number Diff line change
Expand Up @@ -376,11 +376,15 @@ private List<Path> getFileListFromNode(CheckBoxTreeItem<FileNodeWrapper> node) {
List<Path> filesList = new ArrayList<>();
for (TreeItem<FileNodeWrapper> childNode : node.getChildren()) {
CheckBoxTreeItem<FileNodeWrapper> child = (CheckBoxTreeItem<FileNodeWrapper>) childNode;
if (child.isLeaf() && child.isSelected()) {
Path nodeFile = child.getValue().path;
if ((nodeFile != null) && Files.isRegularFile(nodeFile)) {
filesList.add(nodeFile);
if (child.isLeaf()) {
if (child.isSelected()) {
Path nodeFile = child.getValue().path;
if ((nodeFile != null) && Files.isRegularFile(nodeFile)) {
filesList.add(nodeFile);
}
}
} else {
filesList.addAll(getFileListFromNode(child));
}
}
return filesList;
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6 changes: 5 additions & 1 deletion src/main/java/org/jabref/logic/xmp/XmpUtilReader.java
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Expand Up @@ -104,7 +104,7 @@ public static List<BibEntry> readXmp(Path path, XmpPreferences xmpPreferences)
* <p/>
*
*
* @return empty Optional if no metadata has been found
* @return empty List if no metadata has been found, or cannot properly find start or end tag in metadata
*/
private static List<XMPMetadata> getXmpMetadata(PDDocument document) throws IOException {
PDDocumentCatalog catalog = document.getDocumentCatalog();
Expand All @@ -120,6 +120,10 @@ private static List<XMPMetadata> getXmpMetadata(PDDocument document) throws IOEx
int startDescriptionSection = xmp.indexOf(START_TAG);
int endDescriptionSection = xmp.lastIndexOf(END_TAG) + END_TAG.length();

if (startDescriptionSection < 0 || startDescriptionSection > endDescriptionSection || endDescriptionSection == END_TAG.length() - 1) {
return metaList;
}

// XML header for the xmpDomParser
String start = xmp.substring(0, startDescriptionSection);
// descriptionArray - mid part of the textual metadata
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