Android Open Source - BusWear Send Command To Node

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Back to project page BusWear.

License

The source code is released under:

Apache License

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Java Source Code

package pl.tajchert.buswear.wear;
//from www. j  av a 2 s.  c om
import android.content.Context;
import android.util.Log;

import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.wearable.MessageApi;
import com.google.android.gms.wearable.Node;
import com.google.android.gms.wearable.NodeApi;
import com.google.android.gms.wearable.Wearable;

import java.util.concurrent.TimeUnit;


public class SendCommandToNode extends Thread {
    private byte[] objectArray;
    private Context context;
    private Class clazzToSend;
    private String path;

    /**
     * Internal BusWear method, using it outside of library is possible but not supported or tested
     */
    public SendCommandToNode(String messagePath, byte[] objArray, Class classToSend, Context ctx) {
        context = ctx;
        clazzToSend = classToSend;
        path = messagePath;
        if(objArray != null){
            objectArray = objArray;
        } else {
            objectArray = "".getBytes();
        }
    }

    public void run() {
        if ((objectArray.length / 1024) > 100) {
            throw new RuntimeException("Object is too big to push it via Google Play Services");
        }
        GoogleApiClient googleApiClient = SendWearManager.getInstance(context);
        googleApiClient.blockingConnect(WearBusTools.CONNECTION_TIME_OUT_MS, TimeUnit.MILLISECONDS);
        NodeApi.GetConnectedNodesResult nodes = Wearable.NodeApi.getConnectedNodes(googleApiClient).await();
        for (Node node : nodes.getNodes()) {
            MessageApi.SendMessageResult result;
            result = Wearable.MessageApi.sendMessage(googleApiClient, node.getId(), path + clazzToSend.getSimpleName(), objectArray).await();
            if (!result.getStatus().isSuccess()) {
                Log.v(WearBusTools.BUSWEAR_TAG, "ERROR: failed to send Message via Google Play Services");
            }
        }
    }
}

Java Source Code List