private void checkArgumentType(Object self, Object[] arguments) {
if (arguments.length != fArgumentTypes.size()) {
throw new IllegalArgumentException("Parameter count mismatch"); // $NON-NLS-1$
}
EvaluationEnvironment<EClassifier, EOperation, EStructuralFeature, EClass, EObject> evalEnv =
fContext.getEvaluator().getEvaluationEnvironment();
if (self != null) {
EClassifier callContextType = fContextType;
if (callContextType == null) {
callContextType = fOwningModule;
}
if (!evalEnv.isKindOf(self, callContextType)) {
throw new IllegalArgumentException("Invalid context instance type"); // $NON-NLS-1$
}
}
int argIndex = 0;
for (EClassifier nextArgType : fArgumentTypes) {
Object nextArg = arguments[argIndex++];
if (nextArg != null) {
if (!evalEnv.isKindOf(nextArg, nextArgType)) {
throw new IllegalArgumentException(
"Invalid type of argument, pos = " + argIndex); // $NON-NLS-1$
}
}
}
}
public void execute(TableSink sink) throws ReportExecutionException, TableSinkException {
EvaluationEnvironment<EClassifier, ?, ?, EClass, EObject> evalEnvironment =
query.getEvaluationEnvironment();
evalEnvironment.clear();
parent.populate(evalEnvironment);
Object result = query.evaluate();
if (result instanceof Collection<?>) {
for (Iterator<?> it = ((Collection<?>) result).iterator(); it.hasNext(); ) {
current = (EObject) it.next();
executeChildren(sink);
}
} else {
throw new ReportExecutionException("Failed to execute " + query.getExpression());
}
}
/**
* Implementation of the OCL <tt>Collection::product(c : Collection(T2)) : Set(Tuple(first : T,
* second : T2))</tt> operations.
*
* @param evalEnv the current evaluation environment (for construction of tuples)
* @param env the current OCL environment (for introspection of the tuple type)
* @param self the source collection
* @param c another collection
* @return the product of the collections
*/
public static <PK, C, O, P, EL, PM, S, COA, SSA, CT, CLS, E> Set<Tuple<O, P>> product(
EvaluationEnvironment<C, O, P, CLS, E> evalEnv,
Environment<PK, C, O, P, EL, PM, S, COA, SSA, CT, CLS, E> env,
Collection<?> self,
Collection<?> c,
C tupleType) {
Set<Tuple<O, P>> result = createNewSet();
Map<P, Object> propertyValues = new HashMap<P, Object>();
P firstProperty = env.lookupProperty(tupleType, OCLStandardLibraryUtil.PRODUCT_FIRST);
P secondProperty = env.lookupProperty(tupleType, OCLStandardLibraryUtil.PRODUCT_SECOND);
for (Object next1 : self) {
for (Object next2 : c) {
propertyValues.put(firstProperty, next1);
propertyValues.put(secondProperty, next2);
result.add(evalEnv.createTuple(tupleType, propertyValues));
}
}
return result;
}
@Override
public void populate(EvaluationEnvironment<EClassifier, ?, ?, EClass, EObject> evalEnvironment) {
parent.populate(evalEnvironment);
evalEnvironment.add(varName, current);
}