| /******************************************************************************* |
| * Copyright (c) 2008, 2009 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 - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.ui.refactoring.extractfunction; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| |
| import org.eclipse.text.edits.TextEditGroup; |
| |
| import org.eclipse.cdt.core.dom.ast.IASTCompoundStatement; |
| import org.eclipse.cdt.core.dom.ast.IASTDeclSpecifier; |
| import org.eclipse.cdt.core.dom.ast.IASTDeclarator; |
| import org.eclipse.cdt.core.dom.ast.IASTExpression; |
| import org.eclipse.cdt.core.dom.ast.IASTExpressionStatement; |
| import org.eclipse.cdt.core.dom.ast.IASTName; |
| import org.eclipse.cdt.core.dom.ast.IASTNode; |
| import org.eclipse.cdt.core.dom.ast.IASTPointerOperator; |
| import org.eclipse.cdt.core.dom.ast.IASTStandardFunctionDeclarator; |
| import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTFunctionDeclarator; |
| import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTParameterDeclaration; |
| import org.eclipse.cdt.core.dom.rewrite.ASTRewrite; |
| import org.eclipse.cdt.core.parser.ParserLanguage; |
| |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTFunctionDeclarator; |
| import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTPointer; |
| |
| import org.eclipse.cdt.internal.ui.refactoring.NodeContainer.NameInformation; |
| |
| /** |
| * @author Mirko Stocker |
| * |
| */ |
| public abstract class ExtractedFunctionConstructionHelper { |
| |
| public static ExtractedFunctionConstructionHelper createFor (List<IASTNode> list) { |
| if(list.get(0) instanceof IASTExpression) { |
| return new ExtractExpression(); |
| } |
| return new ExtractStatement(); |
| } |
| |
| public abstract void constructMethodBody(IASTCompoundStatement compound, |
| List<IASTNode> list, ASTRewrite rewrite, TextEditGroup group); |
| |
| public abstract IASTDeclSpecifier determineReturnType(IASTNode extractedNode, NameInformation returnVariable); |
| |
| public abstract IASTNode createReturnAssignment(IASTNode node, IASTExpressionStatement stmt, IASTExpression callExpression); |
| |
| protected boolean isReturnTypeAPointer(IASTNode node) { |
| return false; |
| } |
| |
| IASTStandardFunctionDeclarator createFunctionDeclarator(IASTName name, ICPPASTFunctionDeclarator functionDeclarator, NameInformation returnVariable, List<IASTNode> nodesToWrite, Collection<NameInformation> allUsedNames, ParserLanguage lang) { |
| ICPPASTFunctionDeclarator declarator = new CPPASTFunctionDeclarator(); |
| declarator.setName(name); |
| |
| if(functionDeclarator != null && functionDeclarator.isConst()) { |
| declarator.setConst(true); |
| } |
| |
| if(returnVariable != null) { |
| IASTDeclarator decl = (IASTDeclarator) returnVariable.getDeclaration().getParent(); |
| IASTPointerOperator[] pointers = decl.getPointerOperators(); |
| for (IASTPointerOperator operator : pointers) { |
| declarator.addPointerOperator(operator.copy()); |
| } |
| } |
| |
| for (ICPPASTParameterDeclaration param : getParameterDeclarations(allUsedNames, lang)) { |
| declarator.addParameterDeclaration(param); |
| } |
| |
| if(isReturnTypeAPointer(nodesToWrite.get(0))) { |
| declarator.addPointerOperator(new CPPASTPointer()); |
| } |
| |
| return declarator; |
| } |
| |
| public Collection<ICPPASTParameterDeclaration> getParameterDeclarations(Collection<NameInformation> allUsedNames, ParserLanguage lang) { |
| Collection<ICPPASTParameterDeclaration> result = new ArrayList<ICPPASTParameterDeclaration>(); |
| for (NameInformation name : allUsedNames) { |
| if(!name.isDeclarationInScope()){ |
| result.add(name.getICPPASTParameterDeclaration(name.isUserSetIsReference(), lang)); |
| } |
| } |
| return result; |
| } |
| } |