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/*******************************************************************************
* Copyright (c) 2009, 2012 Alena Laskavaia
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.internal.ui.cxx;
import org.eclipse.cdt.codan.core.model.ICodanProblemMarker;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.internal.core.resources.ResourceLookup;
import org.eclipse.cdt.ui.text.ICCompletionProposal;
import org.eclipse.cdt.ui.text.IInvocationContext;
import org.eclipse.cdt.ui.text.IProblemLocation;
import org.eclipse.cdt.ui.text.IQuickFixProcessor;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
/**
* Abstract class IQuickFixProcessor - not used right now because it does not work
* properly for non hardcoded errors.
* <p>
* <strong>EXPERIMENTAL</strong>. This class or interface has been added as part
* of a work in progress. There is no guarantee that this API will work or that
* it will remain the same.
* </p>
*/
public abstract class AbstractCodanCQuickFixProcessor implements IQuickFixProcessor {
@Override
public boolean hasCorrections(ITranslationUnit unit, int problemId) {
return problemId == 42;
}
@Override
public ICCompletionProposal[] getCorrections(IInvocationContext context,
IProblemLocation[] locations) throws CoreException {
if (locations == null || locations.length == 0)
return null;
IProblemLocation loc = locations[0];
IPath location = context.getTranslationUnit().getLocation();
IFile astFile = ResourceLookup.selectFileForLocation(location, context.getTranslationUnit().getCProject().getProject());
IMarker[] markers = astFile.findMarkers(loc.getMarkerType(), false, 1);
for (int i = 0; i < markers.length; i++) {
IMarker m = markers[i];
int start = m.getAttribute(IMarker.CHAR_START, -1);
if (start == loc.getOffset()) {
String id = m.getAttribute(ICodanProblemMarker.ID, ""); //$NON-NLS-1$
return getCorrections(context, id, m);
}
}
return null;
}
public int getOffset(IMarker marker, IDocument doc) {
int charStart = marker.getAttribute(IMarker.CHAR_START, -1);
int position;
if (charStart > 0) {
position = charStart;
} else {
int line = marker.getAttribute(IMarker.LINE_NUMBER, -1) - 1;
try {
position = doc.getLineOffset(line);
} catch (BadLocationException e) {
return -1;
}
}
return position;
}
public abstract ICCompletionProposal[] getCorrections(IInvocationContext context,
String problemId, IMarker marker);
}
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