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/*******************************************************************************
* Copyright (c) 2019 Marco Stornelli
*
* 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
*
*******************************************************************************/
package org.eclipse.cdt.codan.internal.checkers.ui.quickfix;
import org.eclipse.cdt.codan.internal.checkers.ui.CheckersUiActivator;
import org.eclipse.cdt.codan.ui.AbstractAstRewriteQuickFix;
import org.eclipse.cdt.core.dom.ast.IASTBreakStatement;
import org.eclipse.cdt.core.dom.ast.IASTCompoundStatement;
import org.eclipse.cdt.core.dom.ast.IASTDefaultStatement;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IASTSwitchStatement;
import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
import org.eclipse.cdt.core.dom.ast.INodeFactory;
import org.eclipse.cdt.core.dom.rewrite.ASTRewrite;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.ltk.core.refactoring.Change;
public class QuickFixAddDefaultSwitch extends AbstractAstRewriteQuickFix {
@Override
public String getLabel() {
return QuickFixMessages.QuickFixAddDefaultSwitch_add_default_to_switch;
}
@Override
public void modifyAST(IIndex index, IMarker marker) {
IASTTranslationUnit ast;
try {
ITranslationUnit tu = getTranslationUnitViaEditor(marker);
ast = tu.getAST(index, ITranslationUnit.AST_SKIP_INDEXED_HEADERS);
} catch (CoreException e) {
CheckersUiActivator.log(e);
return;
}
IASTNode astNode = null;
if (isCodanProblem(marker)) {
astNode = getASTNodeFromMarker(marker, ast);
}
if (astNode == null || !(astNode instanceof IASTSwitchStatement)) {
return;
}
ASTRewrite r = ASTRewrite.create(ast);
INodeFactory factory = ast.getASTNodeFactory();
IASTDefaultStatement defStatement = factory.newDefaultStatement();
IASTBreakStatement breakStatement = factory.newBreakStatement();
IASTNode[] children = astNode.getChildren();
IASTCompoundStatement compound = null;
for (int i = 0; i < children.length; ++i) {
if (children[i] instanceof IASTCompoundStatement) {
compound = (IASTCompoundStatement) children[i];
break;
}
}
if (compound == null)
return;
r.insertBefore(compound, null, defStatement, null);
r.insertBefore(compound, null, breakStatement, null);
Change c = r.rewriteAST();
try {
c.perform(new NullProgressMonitor());
} catch (CoreException e) {
CheckersUiActivator.log(e);
return;
}
try {
marker.delete();
} catch (CoreException e) {
CheckersUiActivator.log(e);
}
}
}
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