Package net.morimekta.providence.util

Class MessageValidation.PredicateExpectation<Value>

java.lang.Object

net.morimekta.providence.util.MessageValidation.PredicateExpectation<Value>

Type Parameters:

Value - The value type being validated.

All Implemented Interfaces:

MessageValidation.Expectation<Value>, MessageValidation.SimpleExpectation<Value>

Enclosing class:

MessageValidation<M extends PMessage<M>,E extends java.lang.Exception>

public static final class MessageValidation.PredicateExpectation<Value>
extends java.lang.Object
implements MessageValidation.SimpleExpectation<Value>

Check some value based on a simple predicate.

Constructor Summary

Constructors

Constructor	Description
PredicateExpectation(java.util.function.Predicate<Value> predicate, java.lang.String failureMessage)	Create a predicate based expectation.

Method Summary

Modifier and Type	Method	Description
void	test(Value value)	Test the value.

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.morimekta.providence.util.MessageValidation.SimpleExpectation

test

Constructor Detail

PredicateExpectation

public PredicateExpectation(java.util.function.Predicate<Value> predicate,
                            java.lang.String failureMessage)

Create a predicate based expectation. The expectation is met if the predicate evaluates to 'true'. And will throw IllegalStateException if not.

Parameters:

predicate - The value predicate.

failureMessage - The message of the thrown exception.

Method Detail

test

public void test(Value value)

Test the value.

Specified by:

test in interface MessageValidation.SimpleExpectation<Value>

Parameters:

value - The value to test.

Throws:

java.lang.IllegalStateException - if the value does not meet the predicate expectation.