net.openhft.chronicle.queue.internal.reader

Class PatternFilterMessageConsumer

java.lang.Object

net.openhft.chronicle.queue.internal.reader.PatternFilterMessageConsumer

All Implemented Interfaces:

MessageConsumer

public final class PatternFilterMessageConsumer
extends Object
implements MessageConsumer

A MessageConsumer that only passes messages through that do or do not match a list of patterns

Constructor Summary

Constructors

Constructor and Description
PatternFilterMessageConsumer(List<Pattern> patterns, boolean shouldBePresent, MessageConsumer nextMessageConsumer) Constructor

Method Summary

Modifier and Type	Method and Description
boolean	consume(long index, String message) Consume the message

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternFilterMessageConsumer

public PatternFilterMessageConsumer(List<Pattern> patterns,
                                    boolean shouldBePresent,
                                    MessageConsumer nextMessageConsumer)

Constructor

Parameters:

patterns - The list of patterns to match against

shouldBePresent - true if we require all the patterns to match, false if we require none of the patterns to match

nextMessageConsumer - The next message consumer in line, messages that pass the filter will be passed to it

Method Detail

consume

public boolean consume(long index,
                       String message)

Description copied from interface: MessageConsumer

Consume the message

Specified by:

consume in interface MessageConsumer

Parameters:

index - the index of the message

message - the message as a string

Returns:

True if the message was sent through to the sink, false if it was filtered