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Posted to cvs@avalon.apache.org by bl...@apache.org on 2001/12/19 19:13:49 UTC
cvs commit: jakarta-avalon-excalibur/src/scratchpad/org/apache/avalon/excalibur/event Command.java Message.java
bloritsch 01/12/19 10:13:49
Added: src/scratchpad/org/apache/avalon/excalibur/event
Command.java Message.java
Log:
add new QueueElement types
Revision Changes Path
1.1 jakarta-avalon-excalibur/src/scratchpad/org/apache/avalon/excalibur/event/Command.java
Index: Command.java
===================================================================
/*
* Copyright (C) The Apache Software Foundation. All rights reserved.
*
* This software is published under the terms of the Apache Software License
* version 1.1, a copy of which has been included with this distribution in
* the LICENSE.txt file.
*/
package org.apache.avalon.excalibur.event;
import org.apache.avalon.framework.activity.Executable;
/**
* A Signal is a specific type of QueueElement that denotes a Control code for
* the Queue system.
*
* @author <a href="mailto:bloritsch@apache.org">Berin Loritsch</a>
*/
public interface Command extends Signal, Executable
{
/**
* Test whether this command is repeatable. If so, it will be placed back
* on the CommandQueue to be issued again when it is time.
*/
boolean isRepeatable();
/**
* Gets the repeat interval so that the CommandQueue keeps it for the specified
* amount of time before enqueuing it. If the Command is not repeatable,
* then the repeat interval is -1.
*/
long getRepeatInterval();
}
1.1 jakarta-avalon-excalibur/src/scratchpad/org/apache/avalon/excalibur/event/Message.java
Index: Message.java
===================================================================
/*
* Copyright (C) The Apache Software Foundation. All rights reserved.
*
* This software is published under the terms of the Apache Software License
* version 1.1, a copy of which has been included with this distribution in
* the LICENSE.txt file.
*/
package org.apache.avalon.excalibur.event;
/**
* A Source implements the side of an event queue where QueueElements are
* dequeued operations only.
*
* @author <a href="mailto:bloritsch@apache.org">Berin Loritsch</a>
*/
public interface Message extends QueueElement
{
/**
* Get the attachment associated with this Message. If there is no
* attachment, this method will return null.
*/
Object getAttachment();
/**
* Attach an Object to the message.
*/
void attach( Object attachment );
/**
* Clear the attachment.
*/
void clear();
}
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