org.apache.felix.ipojo.manipulator.spi.helper

Class Predicates

java.lang.Object

org.apache.felix.ipojo.manipulator.spi.helper.Predicates

public class Predicates
extends Object

Ready-to-use Predicate implementations.

Author:

Felix Project Team

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Predicates.Matcher
static class	Predicates.Node
static class	Predicates.Reference

Constructor Summary

Constructors

Constructor and Description
Predicates()

Method Summary

Modifier and Type	Method and Description
static Predicate	alwaysTrue() Always return true.
static Predicate	and(Predicate... predicates) Successful if all given predicates are satisfied.
static Predicates.Node	node()
static Predicate	on(ElementType type) Restrict to the given ElementType.
static Predicate	onlySupportedElements(Class<? extends Annotation> annotationType) Restrict to the supported ElementType(s) of the annotation (use the @Target, if provided).
static Predicate	or(Collection<Predicate> predicates) Successful if at least one of the given predicates is satisfied.
static Predicate	or(Predicate... predicates) Successful if at least one of the given predicates is satisfied.
static Predicates.Matcher	pattern(String regex)
static Predicates.Reference	reference(String refId)

Methods inherited from class java.lang.Object

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

Constructor Detail

Predicates

public Predicates()

Method Detail

node

public static Predicates.Node node()

reference

public static Predicates.Reference reference(String refId)

pattern

public static Predicates.Matcher pattern(String regex)

on

public static Predicate on(ElementType type)

Restrict to the given ElementType.

Parameters:

type - expected ElementType

alwaysTrue

public static Predicate alwaysTrue()

Always return true.

and

public static Predicate and(Predicate... predicates)

Successful if all given predicates are satisfied.

Parameters:

predicates - predicates to be satisfied

or

public static Predicate or(Collection<Predicate> predicates)

Successful if at least one of the given predicates is satisfied.

Parameters:

predicates - predicates to be satisfied (at least one)

or

public static Predicate or(Predicate... predicates)

Successful if at least one of the given predicates is satisfied.

Parameters:

predicates - predicates to be satisfied (at least one)

onlySupportedElements

public static Predicate onlySupportedElements(Class<? extends Annotation> annotationType)

Restrict to the supported ElementType(s) of the annotation (use the @Target, if provided).

Parameters:

annotationType - annotation to explore