Index: gnu/classpath/jdwp/event/filters/IEventFilter.java =================================================================== RCS file: gnu/classpath/jdwp/event/filters/IEventFilter.java diff -N gnu/classpath/jdwp/event/filters/IEventFilter.java --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ gnu/classpath/jdwp/event/filters/IEventFilter.java 27 Jun 2005 18:05:44 -0000 @@ -0,0 +1,65 @@ +/* IEventFilter.java -- an interface for event filters + 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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; + +/** + * An interface for event filters. The debugger registers an event + * filter for a given event when it is interested in receiving + * notifications about that event from the VM. + * + *
Filters are attached to address@hidden gnu.classpath.jdwp.event.EventRequest}s + * in order to allow the debugger to specify that an event should be sent + * only when the filters for the event request all match. + * + *
No filters means "send all notifications".
+ *
+ * @author Keith Seitz (address@hidden)
+ */
+public interface IEventFilter
+{
+ /**
+ * Does the given event match the filter?
+ *
+ * @param event the Event
to scrutinize
+ */
+ public boolean matches (Event event);
+}
Index: gnu/classpath/jdwp/event/Event.java
===================================================================
RCS file: gnu/classpath/jdwp/event/Event.java
diff -N gnu/classpath/jdwp/event/Event.java
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ gnu/classpath/jdwp/event/Event.java 27 Jun 2005 18:05:57 -0000
@@ -0,0 +1,125 @@
+/* Event.java -- a base class for all event types
+ 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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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;
+
+import gnu.classpath.jdwp.JdwpConstants;
+import gnu.classpath.jdwp.transport.JdwpCommandPacket;
+import gnu.classpath.jdwp.transport.JdwpPacket;
+
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+/**
+ * This class is a base class for all VM->debugger event
+ * notifications.
+ *
+ * @author Keith Seitz (address@hidden)
+ */
+public abstract class Event
+{
+ // The kind of event represented by this event
+ private byte _eventKind;
+
+ /**
+ * Constructs an Event
of the given kind
+ *
+ * @param kind the type of event
+ */
+ public Event (byte kind)
+ {
+ _eventKind = kind;
+ }
+
+ /**
+ * Returns the event type of this event
+ *
+ * @returns the event kind
+ */
+ public byte getEventKind ()
+ {
+ return _eventKind;
+ }
+
+ /**
+ * Abstract function used by implementing classes to fill in the
+ * event-specific data. Note that request ID is automatically added
+ * by this class (since it appears in all event notifications).
+ *
+ * @param outStream the stream to which to write data
+ */
+ protected abstract void _writeData (DataOutputStream outStream)
+ throws IOException;
+
+ /**
+ * Returns the filtering parameters for this event. For example,
+ * most events may be filtered by thread, so one of the parameters
+ * returned should be a Thread
.
+ */
+ public abstract Object[] getParameters ();
+
+ /**
+ * Converts this event into to a JDWP packet
+ *
+ * @param dos the stream to which to write data
+ * @param request the request the wanted this notification
+ * @returns a JdwpPacket
of the events
+ */
+ public JdwpPacket toPacket (DataOutputStream dos, EventRequest request)
+ {
+ JdwpPacket pkt;
+ try
+ {
+ dos.writeByte (request.getSuspendPolicy ());
+ dos.writeInt (1);
+ dos.writeByte (_eventKind);
+ dos.writeInt (request.getId ());
+ _writeData (dos);
+
+ pkt = new JdwpCommandPacket (JdwpConstants.CommandSet.Event.value,
+ JdwpConstants.CommandSet.Event.Composite);
+ }
+ catch (IOException ioe)
+ {
+ pkt = null;
+ }
+
+ return pkt;
+ }
+}