Package cdc.util.validation.checkers.defaults

Class IsInstanceOf

java.lang.Object

cdc.util.validation.checkers.defaults.IsInstanceOf

All Implemented Interfaces:

Checker<java.lang.Object>, java.util.function.Predicate<java.lang.Object>

public final class IsInstanceOf
extends java.lang.Object
implements Checker<java.lang.Object>

Field Summary

Fields

Modifier and Type	Field	Description
static cdc.util.args.FormalArg<java.lang.Class>	CLASS
static cdc.util.args.Factory<IsInstanceOf>	FACTORY
static cdc.util.args.FormalArgs	FARGS

Constructor Summary

Constructors

Constructor	Description
IsInstanceOf(java.lang.Class<?> cls)

Method Summary

Modifier and Type	Method	Description
java.lang.String	explain(boolean result, java.lang.String arg)	Explains the conditions at which a positive or negative result is obtained.
static IsInstanceOf	from(java.lang.Class<?> cls)
java.lang.Class<java.lang.Object>	getValueClass()
boolean	test(java.lang.Object value)

Methods inherited from interface cdc.util.validation.checkers.Checker

after, after, afterRaw, and, andRaw, cast, cast, explain, explain, fromConverter, fromFunction, negate, or, orRaw, testAndExplain, testAndExplain

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, isEqual, or

Field Detail

CLASS

public static final cdc.util.args.FormalArg<java.lang.Class> CLASS

FARGS

public static final cdc.util.args.FormalArgs FARGS

FACTORY

public static final cdc.util.args.Factory<IsInstanceOf> FACTORY

Constructor Detail

IsInstanceOf

public IsInstanceOf(java.lang.Class<?> cls)

Method Detail

getValueClass

public java.lang.Class<java.lang.Object> getValueClass()

Specified by:

getValueClass in interface Checker<java.lang.Object>

Returns:

The class of tested values.

test

public boolean test(java.lang.Object value)

Specified by:

test in interface Checker<java.lang.Object>

Specified by:

test in interface java.util.function.Predicate<java.lang.Object>

explain

public java.lang.String explain(boolean result,
                                java.lang.String arg)

Description copied from interface: Checker

Explains the conditions at which a positive or negative result is obtained.

Specified by:

explain in interface Checker<java.lang.Object>

Parameters:

result - The result to explain.

arg - The argument name to use in explanations.

Returns:

A string explaining the conditions leading to result.

from

public static IsInstanceOf from(java.lang.Class<?> cls)