Convert Narya (most of the way) over to a Maven Ant task based build. The

ActionScript bits remain belligerent, but the Java stuff is mostly shipshape.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6222 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/main/java/com/threerings/presents/dobj/EntryAddedEvent.java

@@ -0,0 +1,118 @@
+//
+// $Id$
+//
+// Narya library - tools for developing networked games
+// Copyright (C) 2002-2010 Three Rings Design, Inc., All Rights Reserved
+// http://code.google.com/p/narya/
+//
+// This library is free software; you can redistribute it and/or modify it
+// under the terms of the GNU Lesser General Public License as published
+// by the Free Software Foundation; either version 2.1 of the License, or
+// (at your option) any later version.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+package com.threerings.presents.dobj;
+
+import com.samskivert.util.StringUtil;
+
+/**
+ * An entry added event is dispatched when an entry is added to a {@link DSet} attribute of a
+ * distributed entry. It can also be constructed to request the addition of an entry to a set and
+ * posted to the dobjmgr.
+ *
+ * @see DObjectManager#postEvent
+ *
+ * @param <T> the type of entry being handled by this event. This must match the type on the set
+ * that generated this event.
+ */
+public class EntryAddedEvent<T extends DSet.Entry> extends NamedEvent
+{
+    /**
+     * Constructs a new entry added event on the specified target object with the supplied set
+     * attribute name and entry to add.
+     *
+     * @param targetOid the object id of the object to whose set we will add an entry.
+     * @param name the name of the attribute to which to add the specified entry.
+     * @param entry the entry to add to the set attribute.
+     */
+    public EntryAddedEvent (int targetOid, String name, T entry)
+    {
+        this(targetOid, name, entry, false);
+    }
+
+    /**
+     * Used when the distributed object already added the entry before generating the event.
+     */
+    public EntryAddedEvent (int targetOid, String name, T entry, boolean alreadyApplied)
+    {
+        super(targetOid, name);
+        _entry = entry;
+        _alreadyApplied = alreadyApplied;
+    }
+
+    /**
+     * Constructs a blank instance of this event in preparation for unserialization from the
+     * network.
+     */
+    public EntryAddedEvent ()
+    {
+    }
+
+    /**
+     * Returns the entry that has been added.
+     */
+    public T getEntry ()
+    {
+        return _entry;
+    }
+
+    @Override
+    public boolean alreadyApplied ()
+    {
+        return _alreadyApplied;
+    }
+
+    @Override
+    public boolean applyToObject (DObject target)
+        throws ObjectAccessException
+    {
+        if (!_alreadyApplied) {
+            if (!target.getSet(_name).add(_entry)) {
+                return false; // DSet will have already complained
+            }
+        }
+        return true;
+    }
+
+    @Override
+    protected void notifyListener (Object listener)
+    {
+        if (listener instanceof SetListener<?>) {
+            @SuppressWarnings("unchecked") SetListener<T> setlist = (SetListener<T>)listener;
+            setlist.entryAdded(this);
+        }
+    }
+
+    @Override
+    protected void toString (StringBuilder buf)
+    {
+        buf.append("ELADD:");
+        super.toString(buf);
+        buf.append(", entry=");
+        StringUtil.toString(buf, _entry);
+    }
+
+    protected T _entry;
+
+    /** Used when this event is generated on the authoritative server where object changes are made
+     * immediately. This lets us know not to apply ourselves when we're actually dispatched. */
+    protected transient boolean _alreadyApplied;
+}