Android studio MqttAndroidClient.connect()到Raspberry Pi
我正在尝试在android studio中构建一个应用程序,使mqtt发布到代理,而代理使用的是Raspberry Pi。这是我的主布局的onCreate函数,但是它返回这个错误,我不知道为什么。我可以从命令提示符发布,因此代理没有问题Android studio MqttAndroidClient.connect()到Raspberry Pi,android-studio,mqtt,Android Studio,Mqtt,我正在尝试在android studio中构建一个应用程序,使mqtt发布到代理,而代理使用的是Raspberry Pi。这是我的主布局的onCreate函数,但是它返回这个错误,我不知道为什么。我可以从命令提示符发布,因此代理没有问题 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_bureau_klein);
final String clientId = "Android1";
final String ip = "192.168.1.198:1883";
final MqttAndroidClient client = new MqttAndroidClient(this.getApplicationContext(), ip, clientId);
try {
IMqttToken token = client.connect();
token.setActionCallback(new IMqttActionListener() {
@Override
public void onSuccess(IMqttToken asyncActionToken) {
// We are connected
Log.d("TAG", "onSuccess");
}
@Override
public void onFailure(IMqttToken asyncActionToken, Throwable exception) {
// Something went wrong e.g. connection timeout or firewall problems
Log.d("TAG", "onFailure "+ clientId + " " + ip);
Log.e("MYAPP", "exception", exception);
Log.e("MYAPP", "exception", asyncActionToken.getException());
}
});
} catch (MqttException e) {
e.printStackTrace();
}
错误:
06-14 20:24:36.825 5891-5891/com.david.domotica2 E/MYAPP: exception
java.lang.IllegalArgumentException: 192.168.1.198:1883
at org.eclipse.paho.client.mqttv3.MqttConnectOptions.validateURI(MqttConnectOptions.java:473)
at org.eclipse.paho.client.mqttv3.MqttAsyncClient.<init>(MqttAsyncClient.java:273)
at org.eclipse.paho.android.service.MqttConnection.connect(MqttConnection.java:282)
at org.eclipse.paho.android.service.MqttService.connect(MqttService.java:323)
at org.eclipse.paho.android.service.MqttAndroidClient.doConnect(MqttAndroidClient.java:462)
at org.eclipse.paho.android.service.MqttAndroidClient.access$200(MqttAndroidClient.java:70)
at org.eclipse.paho.android.service.MqttAndroidClient$MyServiceConnection.onServiceConnected(MqttAndroidClient.java:109)
at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1685)
at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1714)
at android.os.Handler.handleCallback(Handler.java:789)
at android.os.Handler.dispatchMessage(Handler.java:98)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6798)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:240)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:767)
06-14 20:24:36.825 5891-5891/com.david.domotica2 E/MYAPP: exception
06-14 20:24:36.825 5891-5891/com.david.domotica2 E/MYAPP:exception
java.lang.IllegalArgumentException:192.168.1.198:1883
位于org.eclipse.paho.client.mqttv3.MqttConnectOptions.validateURI(MqttConnectOptions.java:473)
位于org.eclipse.paho.client.mqttv3.MqttAsyncClient.(MqttAsyncClient.java:273)
位于org.eclipse.paho.android.service.MqttConnection.connect(MqttConnection.java:282)
位于org.eclipse.paho.android.service.MqttService.connect(MqttService.java:323)
位于org.eclipse.paho.android.service.MqttAndroidClient.doConnect(MqttAndroidClient.java:462)
位于org.eclipse.paho.android.service.MqttAndroidClient.access$200(MqttAndroidClient.java:70)
位于org.eclipse.paho.android.service.MqttAndroidClient$MyServiceConnection.onServiceConnected(MqttAndroidClient.java:109)
在android.app.LoadedApk$ServiceDispatcher.doConnected上(LoadedApk.java:1685)
在android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1714)上
位于android.os.Handler.handleCallback(Handler.java:789)
位于android.os.Handler.dispatchMessage(Handler.java:98)
位于android.os.Looper.loop(Looper.java:164)
位于android.app.ActivityThread.main(ActivityThread.java:6798)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.Zygote$MethodAndArgsCaller.run上(Zygote.java:240)
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:767)
06-14 20:24:36.825 5891-5891/com.david.domotica2 E/MYAPP:exception
作为IP地址传递给MqttAndroidClient
的内容应该是完整的URI
e、 g.您正在传入192.168.1.198:1883
,这是一个IP地址和端口,但缺少架构(协议)
在这种情况下,您应该传入tcp://192.168.1.198:1883