org.aoju.bus.core.loader

Class MixFilter

java.lang.Object

org.aoju.bus.core.loader.MixFilter

All Implemented Interfaces:

Filter

Direct Known Subclasses:

AllFilter, AnyFilter

public abstract class MixFilter
extends Object
implements Filter

复合过滤器,实际上内部维护一个过滤器的LinkedHashSet集合，提供添加/删除以及链式拼接的方法来混合多个子过滤器，该过滤器的具体逻辑由子类拓展。

Since:

JDK 1.8

Version:

3.6.2

Author:

Kimi Liu

Field Summary

Fields

Modifier and Type	Field and Description
protected Set<Filter>	filters

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MixFilter(Collection<? extends Filter> filters)
protected	MixFilter(Filter... filters)

Method Summary

Modifier and Type	Method and Description
boolean	add(Filter filter) 添加过滤器
abstract MixFilter	mix(Filter filter) 支持采用链式调用的方式混合多个过滤器，其内部调用add(Filter)且返回this.
boolean	remove(Filter filter) 删除过滤器

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.aoju.bus.core.loader.Filter

filtrate

Field Detail

filters

protected final Set<Filter> filters

Constructor Detail

MixFilter

protected MixFilter(Filter... filters)

MixFilter

protected MixFilter(Collection<? extends Filter> filters)

Method Detail

add

public boolean add(Filter filter)

添加过滤器

Parameters:

filter - 过滤器

Returns:

添加成功：true 否则：false 即代表重复添加

remove

public boolean remove(Filter filter)

删除过滤器

Parameters:

filter - 过滤器

Returns:

删除成功：true 否则：false 即代表已不存在

mix

public abstract MixFilter mix(Filter filter)

支持采用链式调用的方式混合多个过滤器，其内部调用add(Filter)且返回this. 该方法设计成abstract其用意是强制子类将方法的返回值类型替换成自身类型。

Parameters:

filter - 过滤器

Returns:

this