| /* ThreadOnlyFilter.java -- a thread filter |
| Copyright (C) 2005 Free Software Foundation |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.classpath.jdwp.event.filters; |
| |
| import gnu.classpath.jdwp.event.Event; |
| import gnu.classpath.jdwp.exception.InvalidThreadException; |
| import gnu.classpath.jdwp.id.ThreadId; |
| |
| /** |
| * An event filter which allows only events within a specific |
| * thread |
| * |
| * @author Keith Seitz (keiths@redhat.com) |
| */ |
| public class ThreadOnlyFilter |
| implements IEventFilter |
| { |
| // the thread |
| private ThreadId _tid; |
| |
| /** |
| * Constructs a new <code>ThreadOnlyFilter</code> for the given |
| * thread id |
| * |
| * @param tid ID of the thread on which to filter |
| * @throws InvalidThreadException if the thread is not valid |
| */ |
| public ThreadOnlyFilter (ThreadId tid) |
| throws InvalidThreadException |
| { |
| if (tid == null || tid.getReference().get () == null) |
| throw new InvalidThreadException (tid.getId ()); |
| |
| _tid = tid; |
| } |
| |
| /** |
| * Returns the thread in which to restrict events |
| * |
| * @return the thread's ID |
| */ |
| public ThreadId getThread () |
| { |
| return _tid; |
| } |
| |
| /** |
| * Does the given event match the filter? |
| * |
| * @param event the <code>Event</code> to scrutinize |
| */ |
| public boolean matches (Event event) |
| { |
| Object thread = event.getParameter (Event.EVENT_THREAD); |
| if (thread != null) |
| { |
| Thread eventThread = (Thread) thread; |
| Thread myThread = (Thread) _tid.getReference().get (); |
| return (eventThread == myThread); |
| } |
| |
| return false; |
| } |
| } |