Michael Bayne
e85e6ad617
allowing things to get out of hand. Since getOccupantInfo may normally return null, doing so in our strange failure case will not cause further freakout. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2697 542714f4-19e9-0310-aa3c-eee0fc999fb1
87 lines
2.7 KiB
Plaintext
87 lines
2.7 KiB
Plaintext
//
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// $Id: PlaceObject.dobj,v 1.16 2003/07/11 00:47:33 mdb Exp $
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package com.threerings.crowd.data;
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import java.util.Iterator;
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import com.threerings.presents.dobj.DObject;
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import com.threerings.presents.dobj.DSet;
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import com.threerings.presents.dobj.OidList;
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import com.threerings.crowd.Log;
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import com.threerings.crowd.chat.data.SpeakMarshaller;
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import com.threerings.crowd.chat.data.SpeakObject;
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/**
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* A distributed object that contains information on a place that is
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* occupied by bodies. This place might be a chat room, a game room, an
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* island in a massively multiplayer piratical universe, anything that has
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* occupants that might want to chat with one another.
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*/
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public class PlaceObject extends DObject
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implements SpeakObject
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{
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/**
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* Tracks the oid of the body objects of all of the occupants of this
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* place.
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*/
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public OidList occupants = new OidList();
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/**
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* Contains an info record (of type {@link OccupantInfo}) for each
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* occupant that contains information about that occupant that needs
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* to be known by everyone in the place. <em>Note:</em> Don't obtain
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* occupant info records directly from this set when on the server,
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* use <code>PlaceManager.getOccupantInfo()</code> instead (along with
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* <code>PlaceManager.updateOccupantInfo()</code>) because it does
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* some special processing to ensure that readers and updaters don't
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* step on one another even if they make rapid fire changes to a
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* user's occupant info.
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*/
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public DSet occupantInfo = new DSet();
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/** Used to generate speak requests on this place object. */
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public SpeakMarshaller speakService;
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/**
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* Used to indicate whether broadcast chat messages should be dispatched
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* on this place object.
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*/
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public boolean shouldBroadcast ()
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{
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return true;
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}
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/**
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* Looks up a user's occupant info by name.
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*
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* @return the occupant info record for the named user or null if no
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* user in the room has that username.
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*/
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public OccupantInfo getOccupantInfo (String username)
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{
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try {
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Iterator iter = occupantInfo.entries();
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while (iter.hasNext()) {
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OccupantInfo info = (OccupantInfo)iter.next();
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if (info.username.equals(username)) {
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return info;
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}
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}
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} catch (Throwable t) {
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Log.warning("PlaceObject.getOccupantInfo choked.");
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Log.logStackTrace(t);
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}
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return null;
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}
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// documentation inherited
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public void applyToListeners (ListenerOp op)
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{
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for (int ii = 0, ll = occupants.size(); ii < ll; ii++) {
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op.apply(occupants.get(ii));
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}
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}
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}
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