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/*******************************************************************************
* Copyright (c) 2005, 2010 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
* Sergey Prigogin (Google)
******************************************************************************/
package org.eclipse.cdt.internal.ui.refactoring.rename;
import java.util.ArrayList;
import java.util.Arrays;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext;
import org.eclipse.cdt.core.dom.ast.IASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPConstructor;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.internal.core.dom.parser.ASTInternal;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ClassTypeHelper;
/**
* Rename processor for methods.
*/
public class CRenameMethodProcessor extends CRenameGlobalProcessor {
public CRenameMethodProcessor(CRenameProcessor processor, String kind, boolean isVirtual) {
super(processor, kind);
if (isVirtual)
setAvailableOptions(getAvailableOptions() | CRefactory.OPTION_DO_VIRTUAL);
}
@Override
public RefactoringStatus checkInitialConditions(IProgressMonitor pm)
throws OperationCanceledException, CoreException {
CRefactoringArgument argument= getArgument();
IBinding binding= argument.getBinding();
if (binding instanceof ICPPConstructor) {
return RefactoringStatus.createFatalErrorStatus(RenameMessages.CRenameMethodProcessor_fatalError_renameConstructor);
}
String identifier= argument.getName();
if (identifier.startsWith("~")) { //$NON-NLS-1$
return RefactoringStatus.createFatalErrorStatus(RenameMessages.CRenameMethodProcessor_fatalError_renameDestructor);
}
if (identifier.startsWith("operator") && //$NON-NLS-1$
identifier.length() > 8 &&
!CRefactoringUtils.isIdentifierChar(identifier.charAt(8))) {
return RefactoringStatus.createFatalErrorStatus(RenameMessages.CRenameMethodProcessor_fatalError_renameOperator);
}
return super.checkInitialConditions(pm);
}
@Override
public RefactoringStatus checkFinalConditions(IProgressMonitor monitor, CheckConditionsContext context)
throws OperationCanceledException, CoreException {
CRefactoringArgument argument= getArgument();
RefactoringStatus result= new RefactoringStatus();
IScope scope= argument.getScope();
if (scope != null) {
IASTNode node= ASTInternal.getPhysicalNodeOfScope(scope);
if (node instanceof IASTCompositeTypeSpecifier) {
IASTCompositeTypeSpecifier se= (IASTCompositeTypeSpecifier) node;
IASTName name= ASTManager.getSimpleName(se.getName());
if (getReplacementText().equals(name.toString())) {
return RefactoringStatus.createFatalErrorStatus(RenameMessages.CRenameMethodProcessor_fatalError_renameToConstructor);
}
if (getReplacementText().startsWith("~")) { //$NON-NLS-1$
return RefactoringStatus.createFatalErrorStatus(RenameMessages.CRenameMethodProcessor_fatalError_renameToDestructor);
}
if (!CRefactoringUtils.checkIdentifier(getReplacementText())) {
result.merge(RefactoringStatus.createErrorStatus(RenameMessages.CRenameMethodProcessor_warning_illegalCharacters));
}
}
}
if (argument.getArgumentKind() == CRefactory.ARGUMENT_VIRTUAL_METHOD &&
(getSelectedOptions() & CRefactory.OPTION_DO_VIRTUAL) == 0) {
result.merge(RefactoringStatus.createWarningStatus(RenameMessages.CRenameMethodProcessor_warning_renameVirtual));
}
result.merge(super.checkFinalConditions(monitor, context));
return result;
}
@Override
protected IBinding[] getBindingsToBeRenamed(RefactoringStatus status) {
if ((getSelectedOptions() & CRefactory.OPTION_DO_VIRTUAL) == 0) {
return super.getBindingsToBeRenamed(status);
}
CRefactoringArgument argument= getArgument();
IBinding binding= argument.getBinding();
ArrayList<IBinding> bindings= new ArrayList<>();
if (binding != null) {
bindings.add(binding);
}
if (binding instanceof ICPPMethod) {
ICPPMethod m= (ICPPMethod) binding;
try {
IBinding[] bs= ClassTypeHelper.findOverridden(m, argument.getTranslationUnit());
bindings.addAll(Arrays.asList(bs));
bs= ClassTypeHelper.findOverriders(getIndex(), m);
bindings.addAll(Arrays.asList(bs));
} catch (CoreException e) {
status.addError(e.getMessage());
}
}
return bindings.toArray(new IBinding[bindings.size()]);
}
}
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