Bug 133059 [Markers] CCE when switching Problems view grouping
I20060322-1335 I switched Problems view grouping from Java Problem Type to Type while a background build was going on. !ENTRY org.eclipse.core.jobs 4 2 2006-03-23 20:36:24.465 !MESSAGE An internal error occurred during: "Process resource updates". !STACK 0 java.lang.ClassCastException: org.eclipse.ui.views.markers.internal.MarkerGroupingEntry at org.eclipse.ui.views.markers.internal.FieldCategory.getValue(FieldCategory.java:66) at org.eclipse.ui.views.markers.internal.FieldCategory.compare(FieldCategory.java:88) at org.eclipse.ui.views.markers.internal.CategorySorter.compare(CategorySorter.java:59) at org.eclipse.ui.views.markers.internal.CategorySorter.compare(CategorySorter.java:73) at org.eclipse.jface.viewers.ViewerComparator$1.compare(ViewerComparator.java:184) at java.util.Arrays.mergeSort(Arrays.java:1284) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1295) at java.util.Arrays.mergeSort(Arrays.java:1295) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.mergeSort(Arrays.java:1296) at java.util.Arrays.sort(Arrays.java:1223) at org.eclipse.jface.viewers.ViewerComparator.sort(ViewerComparator.java:182) at org.eclipse.ui.views.markers.internal.MarkerAdapter.buildAllMarkers(MarkerAdapter.java:240) at org.eclipse.ui.views.markers.internal.MarkerView.updateForContentsRefresh(MarkerView.java:412) at org.eclipse.ui.views.markers.internal.MarkerView$MarkerProcessJob.run(MarkerView.java:146) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:58)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/ProblemView.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.MarkerView#getSectionTag()
	 */
	protected String getSectionTag() {
		return TAG_DIALOG_SECTION;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.MarkerView#getMarkerEnablementPreferenceName()
	 */
	String getMarkerEnablementPreferenceName() {
		return IDEInternalPreferences.LIMIT_PROBLEMS;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.MarkerView#getMarkerLimitPreferenceName()
	 */
	String getMarkerLimitPreferenceName() {
		return IDEInternalPreferences.PROBLEMS_LIMIT;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.MarkerView#getFiltersPreferenceName()
	 */
	String getFiltersPreferenceName() {
		return IDEInternalPreferences.PROBLEMS_FILTERS;