Diff: api/TickerResourceObserver.cpp

Revision:

38:96d15287b6f9

Child:

40:bb551b9f4522

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/api/TickerResourceObserver.cpp	Sat Apr 11 17:20:56 2015 +0000
@@ -0,0 +1,57 @@
+/**
+ * @file    TickerResourceObserver.cpp
+ * @brief   mbed CoAP DynamicResource Ticker-based observer (implementation)
+ * @author  Doug Anson/Chris Paola
+ * @version 1.0
+ * @see
+ *
+ * Copyright (c) 2014
+ *
+ * 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.
+ */
+ 
+ #include "TickerResourceObserver.h"
+ 
+ // determines whether the mDS endpoint has been registered or not...
+ extern "C" bool nsdl_endpoint_is_registered(void);
+ 
+ // constructor
+ TickerResourceObserver::TickerResourceObserver(DynamicResource *resource,uint8_t timer_id,int sleep_time) : 
+                                    ResourceObserver(resource,(int)(sleep_time/1000)), m_ticker_active(false) {
+ }
+  
+ // destructor
+ TickerResourceObserver::~TickerResourceObserver() {
+     this->stopObservation();
+ }
+
+ // notifier
+ void TickerResourceObserver::observationNotifier() {
+     if (this->isObserving() == true && this->getResource() != NULL && nsdl_endpoint_is_registered() == true && this->m_ticker_active == true) {
+         std::printf("Calling observe()...\r\n");
+         this->getResource()->observe();
+     }
+ }
+ 
+ // begin observing...
+ void TickerResourceObserver::beginObservation() {
+     if (this->m_ticker_active == false) {
+        this->m_ticker.attach(this,&TickerResourceObserver::observationNotifier,(float)this->getSleepTime());
+        this->m_ticker_active = true;
+     }
+ }
+ 
+ // begin observing...
+ void TickerResourceObserver::stopObservation() {
+     this->m_ticker_active = false;
+ }
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