/***************************************************************************
* Copyright (C) 2011 by Claudio Guidi <cguidi@italianasoftware.com> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
* For details about the authors of this software, see the AUTHORS file. *
***************************************************************************/
package jolie.lang.parse.util;
import java.util.LinkedList;
import java.util.Map.Entry;
import jolie.lang.parse.ast.InterfaceDefinition;
import jolie.lang.parse.ast.InterfaceExtenderDefinition;
import jolie.lang.parse.ast.OneWayOperationDeclaration;
import jolie.lang.parse.ast.OperationDeclaration;
import jolie.lang.parse.ast.RequestResponseOperationDeclaration;
/**
*
* @author Claudio Guidi
*/
public class Interfaces
{
public static InterfaceDefinition extend(
InterfaceDefinition inputInterface,
InterfaceExtenderDefinition extender,
String namePrefix
) {
LinkedList<String> operationNameList = new LinkedList<String>();
operationNameList.addAll( inputInterface.operationsMap().keySet() );
InterfaceDefinition outputInterface = inputInterface;
if ( extender != null ) {
outputInterface = new InterfaceDefinition( inputInterface.context(), inputInterface.name() );
// for each operation of the interface, the extension is performed
for( Entry<String, OperationDeclaration> op : inputInterface.operationsMap().entrySet() ) {
if ( op.getValue() instanceof RequestResponseOperationDeclaration ) {
RequestResponseOperationDeclaration extenderOperation;
// check if the extension is defined for the current operation or if the default one must be used.
if ( extender.operationsMap().containsKey( op.getKey() ) ) {
extenderOperation = (RequestResponseOperationDeclaration) extender.operationsMap().get( op.getKey() );
} else {
extenderOperation = extender.defaultRequestResponseOperation();
}
RequestResponseOperationDeclaration newOp = Operations.extend( (RequestResponseOperationDeclaration) op.getValue(), extenderOperation, namePrefix );
outputInterface.addOperation( newOp );
} else if ( op.getValue() instanceof OneWayOperationDeclaration ) {
OneWayOperationDeclaration extenderOperation;
// check if the extension is defined for the current operation or if the default one must be used.
if ( extender.operationsMap().containsKey( op.getKey() ) ) {
extenderOperation = (OneWayOperationDeclaration) extender.operationsMap().get( op.getKey() );
} else {
extenderOperation = extender.defaultOneWayOperation();
}
OneWayOperationDeclaration newOp = Operations.extend( (OneWayOperationDeclaration) op.getValue(), extenderOperation, namePrefix );
outputInterface.addOperation( newOp );
}
operationNameList.remove( op.getKey() );
}
}
return outputInterface;
}
}