net.fortuna.ical4j.filter

Class Filter<T>

java.lang.Object

net.fortuna.ical4j.filter.Filter<T>

public class Filter<T>
extends java.lang.Object

$Id$

Created: Feb 1, 2006

Performs collection filtering based on a set of rules. A filter may dictate whether at least one rule or all rules are matched.

NOTE: Implementation of filter rules has changed in recent releases to fix behaviour. Please ensure you update your code to use explicit constructors.

Field Summary

Fields

Modifier and Type	Field and Description
static int	MATCH_ALL Indicates that all rules must be matched to include an object in the filtered collection.
static int	MATCH_ANY Indicates that any rule may be matched to include an object in the filtered collection.

Constructor Summary

Constructors

Constructor and Description
Filter(java.util.function.Predicate<T>... rules)
Filter(java.util.function.Predicate<T>[] rules, int type) Constructor.

Method Summary

Modifier and Type	Method and Description
java.util.Collection<T>	filter(java.util.Collection<T> c) Filter the given collection into a new collection.
T[]	filter(T[] objects) Returns a filtered subset of the specified array.
java.util.function.Predicate<T>[]	getRules()
void	setRules(java.util.function.Predicate<T>[] rules)

Methods inherited from class java.lang.Object

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

Field Detail

MATCH_ANY

public static final int MATCH_ANY

Indicates that any rule may be matched to include an object in the filtered collection.

See Also:

Constant Field Values

MATCH_ALL

public static final int MATCH_ALL

Indicates that all rules must be matched to include an object in the filtered collection.

See Also:

Constant Field Values

Constructor Detail

Filter

@SafeVarargs
public Filter(java.util.function.Predicate<T>... rules)

Parameters:

rules - one or more rules that are applied by this filter

Filter

public Filter(java.util.function.Predicate<T>[] rules,
              int type)

Constructor.

Parameters:

rules - an array of rules that define this filter

type - the type of matching to apply

See Also:

MATCH_ALL, MATCH_ANY

Method Detail

filter

public final java.util.Collection<T> filter(java.util.Collection<T> c)

Filter the given collection into a new collection.

Parameters:

c - a collection to filter

Returns:

a filtered collection

filter

public final T[] filter(T[] objects)

Returns a filtered subset of the specified array.

Parameters:

objects - an array to filter

Returns:

a filtered array

getRules

public final java.util.function.Predicate<T>[] getRules()

Returns:

Returns the rules.

setRules

public final void setRules(java.util.function.Predicate<T>[] rules)

Parameters:

rules - The rules to set.