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/*******************************************************************************
* Copyright (c) 2006 CEA List.
* All rights reserved. This program and the accompanying materials
* are property of the CEA, their use is subject to specific agreement
* with the CEA.
*
* Contributors:
* CEA List - initial API and implementation
*******************************************************************************/
package org.eclipse.papyrus.cpp.codegen.jet.util;
import org.eclipse.uml2.uml.*;
import org.eclipse.uml2.uml.Class;
import Cpp.*;
import org.eclipse.papyrus.cpp.codegen.utils.*;
public class CppOperationReturnType
{
protected static String nl;
public static synchronized CppOperationReturnType create(String lineSeparator)
{
nl = lineSeparator;
CppOperationReturnType result = new CppOperationReturnType();
nl = null;
return result;
}
public final String NL = nl == null ? (System.getProperties().getProperty("line.separator")) : nl;
protected final String TEXT_1 = "::";
public String generate(Object argument)
{
final StringBuffer stringBuffer = new StringBuffer();
//////////////////////////////////////////////////////////////////////////////////////////
// Java preparation
//////////////////////////////////////////////////////////////////////////////////////////
// Retrieve the Operation
Operation currentOperation = (Operation) argument;
String returnTypeName = "void";
String ownerName = "";
Modifier modifier = new Modifier();
// Return type
if (currentOperation.getType() == null) {
returnTypeName = "void";
} else {
if (currentOperation.getType() == null) {
returnTypeName = "undefined";
} else {
// Treat the type if it is not "package visibility" and owned by a class
Type currentType = currentOperation.getType();
returnTypeName = GenUtils.qualifiedName (currentType);
if (currentType.getVisibility() != VisibilityKind.PACKAGE_LITERAL) {
if (currentType.getOwner() instanceof Class) {
ownerName = ((Class) currentType.getOwner()).getName();
}
}
}
// Treat pointer or ref on return parameter (only one return parameter should exists)
// retrieve return parameter
// RS: changed test: now getReturnResult returns only one param
// if (currentOperation.getUml2Operation().getReturnResults().size() == 1) {
// org.eclipse.uml2.uml.Parameter uml2Param
// = (org.eclipse.uml2.uml.Parameter) currentOperation.getUml2Operation().getReturnResults().get(0);
// Parameter currentRParameter
// = new Parameter(uml2Param);
// // case Pointer
// if (currentRParameter.hasStereotype(xy, CppPtr.class)) {
// isPointer = " "+currentRParameter.getTaggedValue(CppPtr.class, "declaration");
// }
// if (currentRParameter.hasStereotype(xy, CppRef.class)) {
// isRef = " "+currentRParameter.getTaggedValue(CppRef.class, "declaration");
// }
// if (currentRParameter.hasStereotype(xy, CppConst.class_)) {
// isConst = "const ";
// }
// }
if (currentOperation.getReturnResult() instanceof Parameter) {
Parameter uml2Param = (Parameter) currentOperation.getReturnResult();
modifier = new Modifier(uml2Param);
}
}
//////////////////////////////////////////////////////////////////////////////////////////
// The following part contains the template two cases : scope required or not
//////////////////////////////////////////////////////////////////////////////////////////
// No scope details
if (ownerName.equals("")) {
//////////////////////////////////////////////////////////////////////////////////////////
stringBuffer.append( modifier.isConst );
stringBuffer.append( returnTypeName );
stringBuffer.append( modifier.ptr );
stringBuffer.append( modifier.ref );
//////////////////////////////////////////////////////////////////////////////////////////
} else {
//////////////////////////////////////////////////////////////////////////////////////////
stringBuffer.append( modifier.isConst );
stringBuffer.append( ownerName );
stringBuffer.append(TEXT_1);
stringBuffer.append( returnTypeName );
stringBuffer.append( modifier.ptr );
stringBuffer.append( modifier.ref );
//////////////////////////////////////////////////////////////////////////////////////////
}
//////////////////////////////////////////////////////////////////////////////////////////
return stringBuffer.toString();
}
}
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