net.hydromatic.lambda.functions

Class Predicates

java.lang.Object

net.hydromatic.lambda.functions.Predicates

public class Predicates
extends Object

Static methods for dealing with Predicate objects.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Predicates.AbstractPredicate<T>

Method Summary

Modifier and Type	Method and Description
static <T> Predicate<T>	alwaysFalse()
static <T> Predicate<T>	alwaysTrue()
static <T> Predicate<T>	and(Iterable<? extends Predicate<? super T>> predicates)
static <T> Predicate<T>	and(Predicate<? super T> first, Iterable<? extends Predicate<? super T>> predicates)
static <T> Predicate<T>	and(Predicate<? super T> first, Predicate<? super T> second)
static <T,V> Predicate<T>	compose(Predicate<? super V> predicate, Mapper<? super T,? extends V> mapper)
static <T> Predicate<T>	contains(Collection<?> target)
static <T> Predicate<T>	instanceOf(Class<?> clazz)
static <T> Predicate<T>	isEqual(Object target)
static <T> Predicate<T>	isNull()
static <T> Predicate<T>	isSame(Object target)
static <T> Predicate<T>	negate(Predicate<? super T> predicate)
static <T> Predicate<T>	nonNull()
static <T> Predicate<T>	or(Iterable<? extends Predicate<? super T>> predicates)
static <T> Predicate<T>	or(Predicate<? super T>... predicates)
static <T> Predicate<T>	or(Predicate<? super T> first, Predicate<? super T> second)
static <T> Predicate<T>	xor(Iterable<? extends Predicate<? super T>> predicates)
static <T> Predicate<T>	xor(Predicate<? super T>... predicates)
static <T> Predicate<T>	xor(Predicate<? super T> first, Predicate<? super T> second)

Methods inherited from class java.lang.Object

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

Method Detail

isNull

public static <T> Predicate<T> isNull()

nonNull

public static <T> Predicate<T> nonNull()

alwaysFalse

public static <T> Predicate<T> alwaysFalse()

alwaysTrue

public static <T> Predicate<T> alwaysTrue()

instanceOf

public static <T> Predicate<T> instanceOf(Class<?> clazz)

isSame

public static <T> Predicate<T> isSame(Object target)

isEqual

public static <T> Predicate<T> isEqual(Object target)

contains

public static <T> Predicate<T> contains(Collection<?> target)

compose

public static <T,V> Predicate<T> compose(Predicate<? super V> predicate,
                                         Mapper<? super T,? extends V> mapper)

negate

public static <T> Predicate<T> negate(Predicate<? super T> predicate)

and

public static <T> Predicate<T> and(Predicate<? super T> first,
                                   Predicate<? super T> second)

and

public static <T> Predicate<T> and(Iterable<? extends Predicate<? super T>> predicates)

and

public static <T> Predicate<T> and(Predicate<? super T> first,
                                   Iterable<? extends Predicate<? super T>> predicates)

or

public static <T> Predicate<T> or(Predicate<? super T> first,
                                  Predicate<? super T> second)

or

public static <T> Predicate<T> or(Iterable<? extends Predicate<? super T>> predicates)

or

public static <T> Predicate<T> or(Predicate<? super T>... predicates)

xor

public static <T> Predicate<T> xor(Predicate<? super T> first,
                                   Predicate<? super T> second)

xor

public static <T> Predicate<T> xor(Iterable<? extends Predicate<? super T>> predicates)

xor

public static <T> Predicate<T> xor(Predicate<? super T>... predicates)