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/*****************************************************************************
* Copyright (c) 2013 CEA LIST.
*
*
* 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:
* Ansgar Radermacher ansgar.radermacher@cea.fr
*
*****************************************************************************/
package org.eclipse.papyrus.qompass.modellibs.core.mappingrules;
import java.util.Iterator;
import org.eclipse.papyrus.FCM.Port;
import org.eclipse.papyrus.FCM.util.IMappingRule;
import org.eclipse.papyrus.FCM.util.MapUtil;
import org.eclipse.uml2.uml.Class;
import org.eclipse.uml2.uml.Interface;
import org.eclipse.uml2.uml.Operation;
import org.eclipse.uml2.uml.Parameter;
import org.eclipse.uml2.uml.ParameterDirectionKind;
import org.eclipse.uml2.uml.Type;
/**
* Use a conjugated interface (!= conjugated port), i.e. an interface in which the roles "in" and "out"
* of each parameter of an operation are inversed. This transformation is useful in the context of transforming
* a "push" interface into a "pull" interface, i.e. instead of calling and providing values values to the
* called component via "in", the called components queries us and obtains these values as out parameters.
* TODO: This rules is currently not used, since data flow operation are currently either based on a datatype
* or a MARTE FlowPort
*
* @author ansgar
*
*/
public class UseConjIntf implements IMappingRule {
private static final String CONJ_INTF_TYPE = "ConjIntfType_"; //$NON-NLS-1$
private static final String CONJ_INTF = "ConjIntf_"; //$NON-NLS-1$
@Override
public Type calcDerivedType(Port p, boolean update) {
Type type = p.getBase_Port().getType();
if (!(type instanceof Interface)) {
return null;
}
Interface typingInterface = (Interface) type;
Interface derivedInterface = MapUtil.getDerivedInterface(p, CONJ_INTF, update);
Class derivedType = MapUtil.getDerivedClass(p, CONJ_INTF_TYPE, update);
if (!update) {
return derivedType;
}
if (derivedInterface == null) {
return null;
}
MapUtil.addUsage(derivedType, derivedInterface);
for (Operation operation : typingInterface.getOwnedOperations()) {
String name = operation.getName();
// check whether operation already exists. Create, if not
Operation derivedOperation = derivedInterface.getOperation(name, null, null);
if (derivedOperation == null) {
derivedOperation = derivedInterface.createOwnedOperation(name, null, null);
}
// TODO: move to Copy (factor code, ensure that these values are handled in case of model copies ...)
derivedOperation.setIsAbstract(operation.isAbstract());
derivedOperation.setIsStatic(operation.isStatic()); // (does not make sense for an interface, if true)
derivedOperation.setIsUnique(operation.isUnique());
derivedOperation.setIsQuery(operation.isQuery());
for (Parameter parameter : operation.getOwnedParameters()) {
String paramName = parameter.getName();
Type paramType = parameter.getType();
if (derivedOperation.getOwnedParameter(paramName, paramType) == null) {
Parameter newParameter =
derivedOperation.createOwnedParameter(parameter.getName(), parameter.getType());
ParameterDirectionKind direction = parameter.getDirection();
if (direction == ParameterDirectionKind.IN_LITERAL) {
newParameter.setDirection(ParameterDirectionKind.OUT_LITERAL);
}
else if (direction == ParameterDirectionKind.OUT_LITERAL) {
newParameter.setDirection(ParameterDirectionKind.IN_LITERAL);
}
else {
newParameter.setDirection(direction);
}
newParameter.setLower(parameter.getLower());
newParameter.setUpper(parameter.getUpper());
}
}
// remove those parameters that exist in derived, but not original interface.
Iterator<Parameter> derivedParameters = derivedOperation.getOwnedParameters().iterator();
while (derivedParameters.hasNext()) {
Parameter parameter = derivedParameters.next();
String paramName = parameter.getName();
Type paramType = parameter.getType();
if (operation.getOwnedParameter(paramName, paramType) == null) {
// not on in original interface, remove from derived as well
derivedParameters.remove();
}
}
}
// check whether operations in derived interface exist in original interface
// (remove, if not)
Iterator<Operation> derivedOperations = derivedInterface.getOwnedOperations().iterator();
while (derivedOperations.hasNext()) {
Operation derivedOperation = derivedOperations.next();
String name = derivedOperation.getName();
if (typingInterface.getOperation(name, null, null) == null) {
// not in typing interface, remove
if (derivedInterface.getOperations().remove(derivedOperation)) {
derivedOperations = derivedInterface.getOwnedOperations().iterator();
}
}
}
return derivedType;
}
@Override
public boolean needsUpdate(Port p) {
Type type = p.getType();
if (!(type instanceof Interface)) {
return false;
}
Interface typingInterface = (Interface) type;
Interface derivedInterface = MapUtil.getOrCreateDerivedInterface(p, CONJ_INTF);
Class derivedType = MapUtil.getOrCreateDerivedClass(p, CONJ_INTF_TYPE);
if ((derivedInterface == null) || (derivedType == null)) {
return true;
}
for (Operation operation : typingInterface.getOwnedOperations()) {
String name = operation.getName();
// check whether operation already exists. Create, if not
Operation derivedOperation = derivedInterface.getOperation(name, null, null);
if (derivedOperation == null) {
return true;
}
// TODO: move to Copy (factor code, ensure that these values are handled in case of model copies ...)
derivedOperation.setIsAbstract(operation.isAbstract());
derivedOperation.setIsStatic(operation.isStatic()); // (does not make sense for an interface, if true)
derivedOperation.setIsUnique(operation.isUnique());
derivedOperation.setIsQuery(operation.isQuery());
for (Parameter parameter : operation.getOwnedParameters()) {
String paramName = parameter.getName();
Type paramType = parameter.getType();
if (derivedOperation.getOwnedParameter(paramName, paramType) == null) {
return true;
}
}
// remove those parameters that exist in derived, but not original interface.
Iterator<Parameter> derivedParameters = derivedOperation.getOwnedParameters().iterator();
while (derivedParameters.hasNext()) {
Parameter parameter = derivedParameters.next();
String paramName = parameter.getName();
Type paramType = parameter.getType();
if (operation.getOwnedParameter(paramName, paramType) == null) {
// not on in original operation
return true;
}
}
}
// check whether operations in derived interface exist in original interface
// (remove, if not)
Iterator<Operation> derivedOperations = derivedInterface.getOwnedOperations().iterator();
while (derivedOperations.hasNext()) {
Operation derivedOperation = derivedOperations.next();
String name = derivedOperation.getName();
if (typingInterface.getOperation(name, null, null) == null) {
// not in typing interface
return true;
}
}
return false;
}
}
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