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codan: added AbstractCElementChecker class

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this allows to run on translation unit but without index locking
useful for externl tools

Change-Id: If0788eee7d322aa4cafb7985e0c8f742c31369ae
Signed-off-by: Alena Laskavaia <elaskavaia.cdt@gmail.com>
This commit is contained in:
Alena Laskavaia 2015-03-04 15:16:47 -05:00 • committed by Gerrit Code Review @ Eclipse.org
parent 6bd7355e47
commit dd528c19b6
2 changed files with 74 additions and 39 deletions
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58
codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/model/AbstractCElementChecker.java Normal file
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@ -0,0 +1,58 @@
/*******************************************************************************
* Copyright (c) 2015 QNX Software Systems
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.core.cxx.model;
import org.eclipse.cdt.codan.core.model.AbstractCheckerWithProblemPreferences;
import org.eclipse.cdt.codan.core.model.CheckerLaunchMode;
import org.eclipse.cdt.codan.core.model.IProblemWorkingCopy;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.core.resources.IResource;
/**
* Implementation of IChecker that works with translation unit without locking
* the index
*
* Clients may extend this class.
* @since 3.3
*/
public abstract class AbstractCElementChecker extends AbstractCheckerWithProblemPreferences implements ICIndexChecker {
@Override
public synchronized boolean processResource(IResource resource) {
ICElement model = CoreModel.getDefault().create(resource);
if (!(model instanceof ITranslationUnit))
return true; // not a C/C++ file
ITranslationUnit tu = (ITranslationUnit) model;
processTranslationUnitUnlocked(tu);
return false;
}
protected void processTranslationUnitUnlocked(ITranslationUnit tu) {
processUnit(tu);
}
@Override
public void initPreferences(IProblemWorkingCopy problem) {
getTopLevelPreference(problem); // initialize
getLaunchModePreference(problem).enableInLaunchModes(
CheckerLaunchMode.RUN_ON_FILE_OPEN,
CheckerLaunchMode.RUN_ON_FILE_SAVE,
CheckerLaunchMode.RUN_ON_DEMAND,
CheckerLaunchMode.RUN_ON_FULL_BUILD,
CheckerLaunchMode.RUN_ON_INC_BUILD);
}
@Override
public boolean runInEditor() {
return false;
}
}

33
codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/model/AbstractCIndexChecker.java
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@ -11,14 +11,10 @@
package org.eclipse.cdt.codan.core.cxx.model; package org.eclipse.cdt.codan.core.cxx.model;
import org.eclipse.cdt.codan.core.CodanCorePlugin; import org.eclipse.cdt.codan.core.CodanCorePlugin;
import org.eclipse.cdt.codan.core.model.AbstractCheckerWithProblemPreferences;
import org.eclipse.cdt.core.CCorePlugin; import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.index.IIndex; import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ITranslationUnit; import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.CoreException;
/** /**
@ -26,7 +22,7 @@ import org.eclipse.core.runtime.CoreException;
* *
* Clients may extend this class. * Clients may extend this class.
*/ */
public abstract class AbstractCIndexChecker extends AbstractCheckerWithProblemPreferences implements ICIndexChecker { public abstract class AbstractCIndexChecker extends AbstractCElementChecker implements ICIndexChecker {
private IFile file; private IFile file;
protected IIndex index; protected IIndex index;
@ -34,43 +30,24 @@ public abstract class AbstractCIndexChecker extends AbstractCheckerWithProblemPr
return file; return file;
} }
void processFile(IFile file) throws CoreException, InterruptedException { @Override
// create translation unit and access index protected void processTranslationUnitUnlocked(ITranslationUnit tu) {
ICElement model = CoreModel.getDefault().create(file); try {
if (!(model instanceof ITranslationUnit))
return; // not a C/C++ file
ITranslationUnit tu = (ITranslationUnit) model;
index = CCorePlugin.getIndexManager().getIndex(tu.getCProject()); index = CCorePlugin.getIndexManager().getIndex(tu.getCProject());
// lock the index for read access // lock the index for read access
index.acquireReadLock(); index.acquireReadLock();
try { try {
// traverse the translation unit using the visitor pattern. // traverse the translation unit using the visitor pattern.
this.file = file; this.file = tu.getFile();
processUnit(tu); processUnit(tu);
} finally { } finally {
this.file = null; this.file = null;
index.releaseReadLock(); index.releaseReadLock();
} }
}
@Override
public synchronized boolean processResource(IResource resource) {
if (resource instanceof IFile) {
IFile file = (IFile) resource;
try {
processFile(file);
} catch (CoreException e) { } catch (CoreException e) {
CodanCorePlugin.log(e); CodanCorePlugin.log(e);
} catch (InterruptedException e) { } catch (InterruptedException e) {
// ignore // ignore
} }
return false;
}
return true;
}
@Override
public boolean runInEditor() {
return false;
} }
} }