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-rw-r--r--org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/FileDocumentProvider.java13
1 files changed, 9 insertions, 4 deletions
diff --git a/org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/FileDocumentProvider.java b/org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/FileDocumentProvider.java
index a61d06169..be9d6f94a 100644
--- a/org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/FileDocumentProvider.java
+++ b/org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/FileDocumentProvider.java
@@ -673,10 +673,15 @@ public class FileDocumentProvider extends StorageDocumentProvider {
IFileEditorInput input= (IFileEditorInput) element;
- try {
- refreshFile(input.getFile());
- } catch (CoreException x) {
- handleCoreException(x, TextEditorMessages.FileDocumentProvider_createElementInfo);
+ // Note that file.isSynchronized does not require a scheduling rule and thus helps to identify a no-op attempt
+ // to refresh the file. The no-op will otherwise be blocked by a running build or cancel a running build
+ IFile file= input.getFile();
+ if (!file.isSynchronized(IResource.DEPTH_ZERO)) {
+ try {
+ refreshFile(file);
+ } catch (CoreException x) {
+ handleCoreException(x, TextEditorMessages.FileDocumentProvider_createElementInfo);
+ }
}
IDocument d= null;

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