public FilterValidator isMethod(final MethodKind methodKind, final int parameterCount) {
assertTrue("Current expression is not a methodCall", curExpression instanceof Method);
Method methodCall = (Method) curExpression;
assertEquals(methodKind, methodCall.getMethod());
assertEquals(parameterCount, methodCall.getParameters().size());
return this;
}
public FilterValidator goParameter(final int parameterIndex) {
if (curExpression instanceof Method) {
Method methodCall = (Method) curExpression;
curExpression = methodCall.getParameters().get(parameterIndex);
} else {
fail("Current expression not a methodCall");
}
return this;
}
public FilterValidator isParameterText(final int parameterIndex, final String parameterText)
throws ExpressionVisitException, ODataApplicationException {
if (!(curExpression instanceof Method)) {
fail("Current expression is not a method");
}
Method methodCall = (Method) curExpression;
Expression parameter = methodCall.getParameters().get(parameterIndex);
String actualParameterText = FilterTreeToText.Serialize(parameter);
assertEquals(parameterText, actualParameterText);
return this;
}
public FilterValidator goParameter(final int parameterIndex) {
assertTrue("Current expression not a methodCall", curExpression instanceof Method);
Method methodCall = (Method) curExpression;
curExpression = methodCall.getParameters().get(parameterIndex);
return this;
}