rhubarb-lip-sync/rhubarb/lib/webrtc-8d2248ff/webrtc/libjingle/xmpp/receivetask.h

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2016-06-21 20:13:05 +00:00
/*
* Copyright 2011 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_LIBJINGLE_XMPP_RECEIVETASK_H_
#define WEBRTC_LIBJINGLE_XMPP_RECEIVETASK_H_
#include "webrtc/libjingle/xmpp/xmpptask.h"
namespace buzz {
// A base class for receiving stanzas. Override WantsStanza to
// indicate that a stanza should be received and ReceiveStanza to
// process it. Once started, ReceiveStanza will be called for all
// stanzas that return true when passed to WantsStanza. This saves
// you from having to remember how to setup the queueing and the task
// states, etc.
class ReceiveTask : public XmppTask {
public:
explicit ReceiveTask(XmppTaskParentInterface* parent) :
XmppTask(parent, XmppEngine::HL_TYPE) {}
virtual int ProcessStart();
protected:
virtual bool HandleStanza(const XmlElement* stanza);
// Return true if the stanza should be received.
virtual bool WantsStanza(const XmlElement* stanza) = 0;
// Process the received stanza.
virtual void ReceiveStanza(const XmlElement* stanza) = 0;
};
} // namespace buzz
#endif // WEBRTC_LIBJINGLE_XMPP_RECEIVETASK_H_