Package org.apache.qpid.server.query.engine.validation

Class FunctionParameterTypePredicate<T>

java.lang.Object

org.apache.qpid.server.query.engine.validation.FunctionParameterTypePredicate<T>

Type Parameters:

T - Parameter type

All Implemented Interfaces:

java.util.function.Predicate<T>

public class FunctionParameterTypePredicate<T>
extends java.lang.Object
implements java.util.function.Predicate<T>

Predicate used to validate function parameter types

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FunctionParameterTypePredicate.Builder<T>	Builder used to create predicate

Constructor Summary

Constructors

Constructor	Description
FunctionParameterTypePredicate(boolean allowBooleans, boolean allowComparables, boolean allowDateTimeTypes, boolean allowEnums, boolean allowNulls, boolean allowNumbers, boolean allowStrings)	Constructor sets state flags

Method Summary

Modifier and Type	Method	Description
static <T> FunctionParameterTypePredicate.Builder<T>	builder()	Creates builder
boolean	test(T value)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.Predicate

and, negate, or

Constructor Detail

FunctionParameterTypePredicate

public FunctionParameterTypePredicate(boolean allowBooleans,
                                      boolean allowComparables,
                                      boolean allowDateTimeTypes,
                                      boolean allowEnums,
                                      boolean allowNulls,
                                      boolean allowNumbers,
                                      boolean allowStrings)

Constructor sets state flags

Parameters:

allowBooleans - Flag defines whether boolean values are allowed or not

allowComparables - Flag defines whether comparable values are allowed or not

allowDateTimeTypes - Flag defines whether datetime values are allowed or not

allowEnums - Flag defines whether enum values are allowed or not

allowNulls - Flag defines whether null values are allowed or not

allowNumbers - Flag defines whether numeric values are allowed or not

allowStrings - Flag defines whether string values are allowed or not

Method Detail

test

public boolean test(T value)

Specified by:

test in interface java.util.function.Predicate<T>

Parameters:

value - Function parameter to test

Returns:

True when parameter is valid, false otherwise

builder

public static <T> FunctionParameterTypePredicate.Builder<T> builder()

Creates builder

Type Parameters:

T - Function parameter type

Returns:

Builder instance