/*
* Contributions to FindBugs
* Copyright (C) 2008, Andrei Loskutov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package de.tobject.findbugs.actions;
import java.util.Set;
import org.eclipse.core.resources.IMarker;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.navigator.CommonNavigator;
import org.eclipse.ui.navigator.CommonViewer;
import de.tobject.findbugs.FindbugsPlugin;
import de.tobject.findbugs.preferences.FindBugsConstants;
import de.tobject.findbugs.reporter.MarkerUtil;
import de.tobject.findbugs.view.explorer.BugContentProvider;
import de.tobject.findbugs.view.explorer.BugGroup;
import edu.umd.cs.findbugs.BugCode;
import edu.umd.cs.findbugs.BugInstance;
import edu.umd.cs.findbugs.BugPattern;
public class FilterPatternAction implements IObjectActionDelegate {
private CommonNavigator navigator;
private Object data;
private boolean useSpecificPattern;
public FilterPatternAction() {
super();
}
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
if (targetPart instanceof CommonNavigator) {
navigator = (CommonNavigator) targetPart;
useSpecificPattern = action.getId().startsWith("de.tobject.findbugs.filterSpecificPattern");
}
}
public void run(IAction action) {
Set<String> sortedIds = FindbugsPlugin.getFilteredIds();
String patternType = getPatternOrPatternType();
if (patternType != null) {
if (!sortedIds.contains(patternType)) {
sortedIds.add(patternType);
} else {
sortedIds.remove(patternType);
}
}
String ids = FindBugsConstants.encodeIds(sortedIds);
final IPreferenceStore store = FindbugsPlugin.getDefault().getPreferenceStore();
store.setValue(FindBugsConstants.LAST_USED_EXPORT_FILTER, ids);
BugContentProvider provider = BugContentProvider.getProvider(navigator.getNavigatorContentService());
if (!provider.isBugFilterActive()) {
MessageDialog.openWarning(null, "Toggle Filter", "Filtering by pattern or type id is currently not enabled!\n"
+ "To enable it, please select \"Toggle Filters...->Bugs by Id\" filter!");
}
provider.refreshFilters();
CommonViewer viewer = navigator.getCommonViewer();
Object[] expandedElements = viewer.getExpandedElements();
viewer.refresh(true);
viewer.setExpandedElements(expandedElements);
data = null;
}
private String getPatternOrPatternType() {
if (data instanceof IMarker) {
BugInstance bug = MarkerUtil.findBugInstanceForMarker((IMarker) data);
if (bug == null) {
return null;
}
if (useSpecificPattern) {
// uses specific pattern kind, the naming "Type" is misleading
return bug.getType();
}
// uses pattern type, the naming "Abbrev" is misleading
return bug.getAbbrev();
} else if (data instanceof BugPattern) {
BugPattern pattern = (BugPattern) data;
if (useSpecificPattern) {
// uses specific pattern kind, the naming "Type" is misleading
return pattern.getType();
}
// uses pattern type, the naming "Abbrev" is misleading
return pattern.getAbbrev();
} else if (data instanceof BugCode) {
// same as pattern.getAbbrev(): it's pattern type
return ((BugCode) data).getAbbrev();
}
return null;
}
public void selectionChanged(IAction action, ISelection selection) {
if (!(selection instanceof IStructuredSelection)) {
data = null;
action.setEnabled(false);
return;
}
IStructuredSelection ss = (IStructuredSelection) selection;
if (ss.size() != 1) {
data = null;
action.setEnabled(false);
return;
}
Object firstElement = ss.getFirstElement();
if (firstElement instanceof IMarker) {
data = firstElement;
action.setEnabled(true);
return;
}
if (!(firstElement instanceof BugGroup)) {
data = null;
action.setEnabled(false);
return;
}
data = ((BugGroup) firstElement).getData();
action.setEnabled(data != null);
}
}