com.landawn.abacus.util.function

Interface Predicate<T>

All Superinterfaces:

java.util.function.Predicate<T>, Try.Predicate<T,java.lang.RuntimeException>

public interface Predicate<T>
extends java.util.function.Predicate<T>, Try.Predicate<T,java.lang.RuntimeException>

Refer to JDK API documentation at: https://docs.oracle.com/javase/8/docs/api/java/util/function/package-summary.html

Since:

0.8

Author:

Haiyang Li

Method Summary

Modifier and Type	Method and Description
static <T> Predicate<T>	alwaysFalse()
static <T> Predicate<T>	alwaysTrue()
static <T extends java.lang.Comparable<? super T>> Predicate<T>	between(T minValue, T maxValue)
static <T> Predicate<T>	equal(java.lang.Object targetRef)
static <T extends java.lang.Comparable<? super T>> Predicate<T>	greaterEqual(T targetRef)
static <T extends java.lang.Comparable<? super T>> Predicate<T>	greaterThan(T targetRef)
static <T> Predicate<T>	isNull()
static <T extends java.lang.Comparable<? super T>> Predicate<T>	lessEqual(T targetRef)
static <T extends java.lang.Comparable<? super T>> Predicate<T>	lessThan(T targetRef)
static <T> Predicate<T>	never() Returns the Predicate which always returns false.
static <T> Predicate<T>	notEqual(java.lang.Object targetRef)
static <T> Predicate<T>	notNull()
boolean	test(T value)

Methods inherited from interface java.util.function.Predicate

and, isEqual, negate, or

Method Detail

test

boolean test(T value)

Specified by:

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

Specified by:

test in interface Try.Predicate<T,java.lang.RuntimeException>

alwaysTrue

static <T> Predicate<T> alwaysTrue()

alwaysFalse

static <T> Predicate<T> alwaysFalse()

never

static <T> Predicate<T> never()

Returns the Predicate which always returns false.

Returns:

isNull

static <T> Predicate<T> isNull()

notNull

static <T> Predicate<T> notNull()

equal

static <T> Predicate<T> equal(java.lang.Object targetRef)

notEqual

static <T> Predicate<T> notEqual(java.lang.Object targetRef)

greaterThan

static <T extends java.lang.Comparable<? super T>> Predicate<T> greaterThan(T targetRef)

greaterEqual

static <T extends java.lang.Comparable<? super T>> Predicate<T> greaterEqual(T targetRef)

lessThan

static <T extends java.lang.Comparable<? super T>> Predicate<T> lessThan(T targetRef)

lessEqual

static <T extends java.lang.Comparable<? super T>> Predicate<T> lessEqual(T targetRef)

between

static <T extends java.lang.Comparable<? super T>> Predicate<T> between(T minValue,
                                                                        T maxValue)