/*******************************************************************************
* Copyright (c) 2009, 2012 Institute for Software, HSR Hochschule fuer Technik
* Rapperswil, University of applied sciences and others.
* 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:
* Institute for Software (IFS)- initial API and implementation
* Sergey Prigogin (Google)
******************************************************************************/
package org.eclipse.cdt.internal.ui.refactoring;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Map;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.text.TextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ltk.core.refactoring.RefactoringDescriptor;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.eclipse.osgi.util.NLS;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.CoreModelUtil;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.internal.core.resources.ResourceLookup;
/**
* @author Emanuel Graf IFS
*/
public abstract class CRefactoringDescriptor extends RefactoringDescriptor {
public static final String FILE_NAME = "fileName"; //$NON-NLS-1$
public static final String SELECTION = "selection"; //$NON-NLS-1$
protected Map<String, String> arguments;
public CRefactoringDescriptor(String id, String project, String description, String comment,
int flags, Map<String, String> arguments) {
super(id, project, description, comment, flags);
this.arguments = arguments;
}
public Map<String, String> getParameterMap() {
return arguments;
}
@Override
public abstract CRefactoring createRefactoring(RefactoringStatus status) throws CoreException;
@Override
public CRefactoringContext createRefactoringContext(RefactoringStatus status) throws CoreException {
CRefactoring refactoring= createRefactoring(status);
if (refactoring == null)
return null;
return new CRefactoringContext(refactoring);
}
protected ISelection getSelection() throws CoreException {
ISelection selection;
String selectStrings[] = arguments.get(SELECTION).split(","); //$NON-NLS-1$
if (selectStrings.length >= 2) {
int offset = Integer.parseInt(selectStrings[0]);
int length = Integer.parseInt(selectStrings[1]);
selection = new TextSelection(offset, length);
} else {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID,
Messages.CRefactoringDescriptor_illegal_selection));
}
return selection;
}
protected ICProject getCProject() throws CoreException {
String projectName = getProject();
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
ICProject cProject = CoreModel.getDefault().create(project);
if (cProject == null) {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID,
NLS.bind(Messages.CRefactoringDescriptor_unknown_project, projectName)));
}
return cProject;
}
protected IFile getFile() throws CoreException {
try {
String filename = arguments.get(FILE_NAME);
return ResourceLookup.selectFileForLocationURI(new URI(filename),
ResourcesPlugin.getWorkspace().getRoot().getProject(getProject()));
} catch (URISyntaxException e) {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID, e.getMessage(), e));
}
}
protected ITranslationUnit getTranslationUnit() throws CoreException {
try {
String filename = arguments.get(FILE_NAME);
return CoreModelUtil.findTranslationUnitForLocation(new URI(filename), getCProject());
} catch (URISyntaxException e) {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID, e.getMessage(), e));
}
}
}