Author: vrubezhny Date: 2008-01-24 08:22:32 -0500 (Thu, 24 Jan 2008) New Revision: 5933 Modified: trunk/seam/plugins/org.jboss.tools.seam.ui/src/org/jboss/tools/seam/ui/text/java/SeamELProposalProcessor.java Log: http://jira.jboss.org/jira/browse/JBIDE-1676 Seam completion seem to assume it is always used within XML documents Modified: trunk/seam/plugins/org.jboss.tools.seam.ui/src/org/jboss/tools/seam/ui/text/java/SeamELProposalProcessor.java =================================================================== --- trunk/seam/plugins/org.jboss.tools.seam.ui/src/org/jboss/tools/seam/ui/text/java/SeamELProposalProcessor.java 2008-01-24 13:21:15 UTC (rev 5932) +++ trunk/seam/plugins/org.jboss.tools.seam.ui/src/org/jboss/tools/seam/ui/text/java/SeamELProposalProcessor.java 2008-01-24 13:22:32 UTC (rev 5933) @@ -43,6 +43,7 @@ import org.eclipse.ui.editors.text.EditorsUI; import org.eclipse.ui.texteditor.ITextEditor; import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; +import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; import org.eclipse.wst.sse.core.internal.provisional.text.ITextRegion; import org.eclipse.wst.sse.ui.internal.contentassist.ContentAssistUtils; @@ -427,7 +428,14 @@ * @throws BadLocationException */ private boolean checkStartPositionInEL(ITextViewer viewer, int offset) throws BadLocationException { - IStructuredDocumentRegion sdRegion = ContentAssistUtils.getStructuredDocumentRegion(viewer, offset); + + // JBIDE-1676: Do not even try to get IStructuredDocument in case of not-a-structured document + // This will prevent class cast exceptions while using the editors other than StructuredEditor + // (CompilationUnitEditor, for example). + IStructuredDocumentRegion sdRegion = + (viewer.getDocument() instanceof IStructuredDocument ? + ContentAssistUtils.getStructuredDocumentRegion(viewer, offset) : + null); ITextRegion region = (sdRegion == null ? null : sdRegion.getRegionAtCharacterOffset(offset)); int startIndex = (region == null ? 0 : sdRegion.getStartOffset() + region.getStart());