private void testLogicFilter(Class<?> filterType) throws Exception {
BinaryLogicOperator complexLogicFilter;
PropertyIsGreaterThan resultFilter =
ff.greater(ff.property("measurement/result"), ff.literal(new Integer(5)));
PropertyIsBetween determFilter =
ff.between(
ff.property("measurement/determinand_description"),
ff.literal("determinand_description_1_1"),
ff.literal("determinand_description_3_3"));
if (And.class.equals(filterType)) {
complexLogicFilter = ff.and(resultFilter, determFilter);
} else if (Or.class.equals(filterType)) {
complexLogicFilter = ff.or(resultFilter, determFilter);
} else {
throw new IllegalArgumentException();
}
Filter unmapped = (Filter) complexLogicFilter.accept(visitor, null);
assertNotNull(unmapped);
assertTrue(unmapped instanceof BinaryLogicOperator);
assertNotSame(complexLogicFilter, unmapped);
BinaryLogicOperator logicUnmapped = (BinaryLogicOperator) unmapped;
List children = logicUnmapped.getChildren();
assertEquals(2, children.size());
PropertyIsGreaterThan unmappedResult = (PropertyIsGreaterThan) children.get(0);
PropertyIsBetween unmappedDeterm = (PropertyIsBetween) children.get(1);
assertEquals(
"results_value", ((PropertyName) unmappedResult.getExpression1()).getPropertyName());
assertEquals(new Integer(5), ((Literal) unmappedResult.getExpression2()).getValue());
assertEquals(
"determinand_description",
((PropertyName) unmappedDeterm.getExpression()).getPropertyName());
assertEquals(
"determinand_description_1_1", ((Literal) unmappedDeterm.getLowerBoundary()).getValue());
assertEquals(
"determinand_description_3_3", ((Literal) unmappedDeterm.getUpperBoundary()).getValue());
}
private Object buildBinaryLogicalOperator(
final String operator, FilterVisitor visitor, BinaryLogicOperator filter, Object extraData) {
StringWriter output = asStringWriter(extraData);
List<Filter> children = filter.getChildren();
if (children != null) {
for (Iterator<Filter> i = children.iterator(); i.hasNext(); ) {
Filter child = i.next();
if (child instanceof BinaryLogicOperator) {
output.append("(");
}
child.accept(visitor, output);
if (child instanceof BinaryLogicOperator) {
output.append(")");
}
if (i.hasNext()) {
output.append(" ").append(operator).append(" ");
}
}
}
return output;
}
