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Initial version. SMACK-71

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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2521 b35dd754-fafc-0310-a699-88a17e54d16e
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Gaston Dombiak 2005-08-10 04:49:54 +00:00 committed by gaston
parent 1a3e2b3ae2
commit e3e541d333
1 changed files with 71 additions and 0 deletions
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71
source/org/jivesoftware/smack/filter/FromMatchesFilter.java Normal file
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright 2003-2004 Jive Software.
*
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smack.filter;
import org.jivesoftware.smack.packet.Packet;
import org.jivesoftware.smack.util.StringUtils;
/**
* Filter for packets where the "from" field exactly matches a specified JID. If the specified
* address is a bare JID then the filter will match any address whose bare JID matches the
* specified JID. But if the specified address is a full JID then the filter will only match
* if the sender of the packet matches the specified resource.
*
* @author Gaston Dombiak
*/
public class FromMatchesFilter implements PacketFilter {
private String address;
/**
* Flag that indicates if the checking will be done against bare JID addresses or full JIDs.
*/
private boolean matchBareJID = false;
/**
* Creates a "from" filter using the "from" field part. If the specified address is a bare JID
* then the filter will match any address whose bare JID matches the specified JID. But if the
* specified address is a full JID then the filter will only match if the sender of the packet
* matches the specified resource.
*
* @param address the from field value the packet must match. Could be a full or bare JID.
*/
public FromMatchesFilter(String address) {
if (address == null) {
throw new IllegalArgumentException("Parameter cannot be null.");
}
this.address = address.toLowerCase();
matchBareJID = "".equals(StringUtils.parseResource(address));
}
public boolean accept(Packet packet) {
if (packet.getFrom() == null) {
return false;
}
else if (matchBareJID) {
// Check if the bare JID of the sender of the packet matches the specified JID
return packet.getFrom().toLowerCase().startsWith(address);
}
else {
// Check if the full JID of the sender of the packet matches the specified JID
return address.equals(packet.getFrom().toLowerCase());
}
}
}