private Helper defineOperation(
org.eclipse.m2m.internal.qvt.oml.expressions.Library opModule,
QvtOperationalModuleEnv opEnv,
LibraryOperation libOp)
throws LibraryCreationException {
QvtLibraryOperation qvtLibOp = new QvtLibraryOperation(opEnv, libOp);
Helper helper =
org.eclipse.m2m.internal.qvt.oml.expressions.ExpressionsFactory.eINSTANCE.createHelper();
helper.setName(libOp.getName());
helper.setEType(qvtLibOp.getReturnType());
int index = 1;
for (EClassifier type : qvtLibOp.getParamTypes()) {
VarParameter varParam =
org.eclipse.m2m.internal.qvt.oml.expressions.ExpressionsFactory.eINSTANCE
.createVarParameter();
varParam.setKind(DirectionKind.IN);
varParam.setEType(type);
varParam.setName("arg" + index); // $NON-NLS-1$;
++index;
helper.getEParameters().add(varParam);
}
if (qvtLibOp.getContextType() != opModule) {
VarParameter varParam =
org.eclipse.m2m.internal.qvt.oml.expressions.ExpressionsFactory.eINSTANCE
.createVarParameter();
varParam.setKind(DirectionKind.IN);
varParam.setEType(qvtLibOp.getContextType());
varParam.setName(Environment.SELF_VARIABLE_NAME);
helper.setContext(varParam);
}
Class<?> returnClass =
(helper.getEType() != null) ? helper.getEType().getInstanceClass() : null;
CallHandlerAdapter.attach(helper, new Handler(libOp, returnClass));
return helper;
}
