本文整理匯總了Java中org.eclipse.paho.client.mqttv3.MqttMessage.setRetained方法的典型用法代碼示例。如果您正苦於以下問題：Java MqttMessage.setRetained方法的具體用法？Java MqttMessage.setRetained怎麽用？Java MqttMessage.setRetained使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.eclipse.paho.client.mqttv3.MqttMessage的用法示例。
在下文中一共展示了MqttMessage.setRetained方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: sendMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
public synchronized boolean sendMessage(byte[] messagePayload) {
logger.info("sending message");
if (client != null) {
try {
MqttMessage message = new MqttMessage(messagePayload);
message.setQos(qos);
message.setRetained(false);
client.publish(topic, message);
return true;
} catch (Exception e) {
logger.error("Failed to send outbound message to topic: " + topic + " - unexpected issue: " + new String(messagePayload));
e.printStackTrace();
}
} else {
logger.info("client is null");
}
return false;
}
示例2: sendMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
public boolean sendMessage(byte[] messagePayload) {
if (client != null) {
try {
MqttMessage message = new MqttMessage(messagePayload);
message.setQos(qos);
message.setRetained(false);
client.publish(topic, message);
return true;
} catch (Exception e) {
logger.error("Failed to send outbound message to topic: " + topic + " - unexpected issue: "
+ new String(messagePayload));
e.printStackTrace();
}
}
return false;
}
示例3: sendMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
public boolean sendMessage(byte[] messagePayload) {
// connectClient();
if (client != null) {
try {
MqttMessage message = new MqttMessage(messagePayload);
message.setQos(OUTGOING_MQTT_QOS);
message.setRetained(false);
client.publish(topic, message);
return true;
} catch (Exception e) {
logger.error(
"Failed to send outbound message (unexpected issue): " + new String(messagePayload));
logger.error(e.getLocalizedMessage());
e.printStackTrace();
}
}
return false;
}
示例4: getMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
public MqttMessage getMessage() {
MqttMessage message = new MqttMessage();
message.setPayload(payload.getBytes());
message.setQos(QoS);
message.setRetained(isRetained());
return message;
}
示例5: mqttSendMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
protected void mqttSendMessage(String topic, String payload){
byte[] encodedPayload = new byte[0];
try {
encodedPayload = payload.getBytes("UTF-8");
MqttMessage message = new MqttMessage(encodedPayload);
message.setRetained(true);
message.setQos(1);
client.publish(topic, message);
} catch (UnsupportedEncodingException | MqttException e) {
e.printStackTrace();
}
}
示例6: valueToMessage
import org.eclipse.paho.client.mqttv3.MqttMessage; //導入方法依賴的package包/類
private MqttMessage valueToMessage ( final DataItemValue value )
{
final MqttMessage message = new MqttMessage ();
try
{
message.setPayload ( gson.toJson ( value ).getBytes ( "UTF-8" ) );
}
catch ( final UnsupportedEncodingException e )
{
logger.warn ( "could not convert value", e );
}
message.setRetained ( true );
return message;
}