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/*******************************************************************************
* Copyright (c) 2004, 2016 QNX Software Systems and others.
*
* 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:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.internal.core.sourcelookup;
import org.eclipse.cdt.debug.core.model.ICStackFrame;
import org.eclipse.cdt.debug.core.sourcelookup.ICSourceLocation;
import org.eclipse.cdt.debug.core.sourcelookup.ICSourceLocator;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.model.IPersistableSourceLocator;
import org.eclipse.debug.core.model.ISourceLocator;
import org.eclipse.debug.core.model.IStackFrame;
/**
* Locates sources for a C/C++ debug session.
*/
public class CSourceManager implements ICSourceLocator, IPersistableSourceLocator, IAdaptable {
private ISourceLocator fSourceLocator = null;
private ILaunch fLaunch = null;
/**
* Constructor for CSourceManager.
*/
public CSourceManager(ISourceLocator sourceLocator) {
setSourceLocator(sourceLocator);
}
@Override
public int getLineNumber(IStackFrame frame) {
if (getCSourceLocator() != null) {
return getCSourceLocator().getLineNumber(frame);
}
if (frame instanceof ICStackFrame) {
return ((ICStackFrame) frame).getFrameLineNumber();
}
return 0;
}
@Override
public ICSourceLocation[] getSourceLocations() {
return (getCSourceLocator() != null) ? getCSourceLocator().getSourceLocations() : new ICSourceLocation[0];
}
@Override
public void setSourceLocations(ICSourceLocation[] locations) {
if (getCSourceLocator() != null) {
getCSourceLocator().setSourceLocations(locations);
}
}
@Override
public boolean contains(IResource resource) {
return (getCSourceLocator() != null) ? getCSourceLocator().contains(resource) : false;
}
@SuppressWarnings("unchecked")
@Override
public <T> T getAdapter(Class<T> adapter) {
if (adapter.equals(CSourceManager.class))
return (T) this;
if (adapter.equals(ICSourceLocator.class))
return (T) this;
if (adapter.equals(IPersistableSourceLocator.class))
return (T) this;
if (adapter.equals(IResourceChangeListener.class) && fSourceLocator instanceof IResourceChangeListener)
return (T) fSourceLocator;
return null;
}
@Override
public Object getSourceElement(IStackFrame stackFrame) {
Object result = null;
if (getSourceLocator() != null)
result = getSourceLocator().getSourceElement(stackFrame);
return result;
}
protected ICSourceLocator getCSourceLocator() {
if (getSourceLocator() instanceof ICSourceLocator)
return (ICSourceLocator) getSourceLocator();
return null;
}
protected ISourceLocator getSourceLocator() {
if (fSourceLocator != null)
return fSourceLocator;
else if (fLaunch != null)
return fLaunch.getSourceLocator();
return null;
}
private void setSourceLocator(ISourceLocator sl) {
fSourceLocator = sl;
}
@Override
public Object findSourceElement(String fileName) {
if (getCSourceLocator() != null) {
return getCSourceLocator().findSourceElement(fileName);
}
return null;
}
@Override
public String getMemento() throws CoreException {
if (getPersistableSourceLocator() != null)
return getPersistableSourceLocator().getMemento();
return null;
}
@Override
public void initializeDefaults(ILaunchConfiguration configuration) throws CoreException {
if (getPersistableSourceLocator() != null)
getPersistableSourceLocator().initializeDefaults(configuration);
}
@Override
public void initializeFromMemento(String memento) throws CoreException {
if (getPersistableSourceLocator() != null)
getPersistableSourceLocator().initializeFromMemento(memento);
}
private IPersistableSourceLocator getPersistableSourceLocator() {
if (fSourceLocator instanceof IPersistableSourceLocator)
return (IPersistableSourceLocator) fSourceLocator;
return null;
}
@Override
public IProject getProject() {
return (getCSourceLocator() != null) ? getCSourceLocator().getProject() : null;
}
@Override
public void setSearchForDuplicateFiles(boolean search) {
if (getCSourceLocator() != null)
getCSourceLocator().setSearchForDuplicateFiles(search);
}
@Override
public boolean searchForDuplicateFiles() {
return getCSourceLocator() != null && getCSourceLocator().searchForDuplicateFiles();
}
}
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