Bug 537207 - ClassCastException in GNUHyperlinkDetector.detectHyperlinks

- use IResource.getAdapter() to get an IFile for the specified
  documentLocation in case we are dealing with IFolder

Change-Id: I76d7e2321ad01442e74e909757ea1c358d5bf578
Reviewed-on: https://git.eclipse.org/r/126349
Tested-by: CI Bot
Reviewed-by: Jeff Johnston <jjohnstn@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/changelog/org.eclipse.linuxtools.changelog.core/src/org/eclipse/linuxtools/internal/changelog/core/editors/GNUHyperlinkDetector.java b/changelog/org.eclipse.linuxtools.changelog.core/src/org/eclipse/linuxtools/internal/changelog/core/editors/GNUHyperlinkDetector.java
index 8b3602fc4b..b032078a9a 100644
--- a/changelog/org.eclipse.linuxtools.changelog.core/src/org/eclipse/linuxtools/internal/changelog/core/editors/GNUHyperlinkDetector.java
+++ b/changelog/org.eclipse.linuxtools.changelog.core/src/org/eclipse/linuxtools/internal/changelog/core/editors/GNUHyperlinkDetector.java
@@ -17,6 +17,7 @@ import org.eclipse.core.filebuffers.FileBuffers;
 import org.eclipse.core.filebuffers.ITextFileBuffer;
 import org.eclipse.core.filebuffers.ITextFileBufferManager;
 import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IWorkspaceRoot;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.IPath;
@@ -111,7 +112,8 @@ public class GNUHyperlinkDetector extends AbstractHyperlinkDetector {
 			line = line.replaceAll("\\\\(.)", "$1");
 
 			IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
-			IFile fileLoc = (IFile) root.findMember(documentLocation.append(line));
+			IResource resource = root.findMember(documentLocation.append(line));
+			IFile fileLoc = resource.getAdapter(IFile.class);
 			if (fileLoc != null && fileLoc.exists()) {
 				return new IHyperlink[] { new FileHyperlink(pathRegion, fileLoc) };
 			}