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Merge pull request #8 from kurtisnelson/kn/new-websockets
Clean websockets
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,6 @@ | ||
| language: android | ||
| script: ./gradlew build check | ||
| android: | ||
| components: | ||
| - build-tools-20.0.0 | ||
| - build-tools-19.1.0 |
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158 changes: 158 additions & 0 deletions
158
WearScript/src/main/java/com/dappervision/wearscript/network/SocketController.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| package com.dappervision.wearscript.network; | ||
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| import com.codebutler.android_websockets.WebSocketClient; | ||
| import com.dappervision.wearscript.Log; | ||
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| import org.apache.http.message.BasicNameValuePair; | ||
| import org.msgpack.MessagePack; | ||
| import org.msgpack.type.Value; | ||
| import org.msgpack.type.ValueFactory; | ||
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| import java.io.IOException; | ||
| import java.net.URI; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.Queue; | ||
| import java.util.concurrent.SynchronousQueue; | ||
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| import static org.msgpack.template.Templates.TValue; | ||
| import static org.msgpack.template.Templates.tList; | ||
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| public class SocketController { | ||
| private static final String TAG = "SocketController"; | ||
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| private static MessagePack mMsgpack = new MessagePack(); | ||
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| private WebSocketClient mSocketClient; | ||
| private Listener mListener; | ||
| private boolean mConnected, mInUse; | ||
| private Queue<byte[]> mBuffer; | ||
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| public SocketController(URI uri) { | ||
| mInUse = true; | ||
| mConnected = false; | ||
| mBuffer = new SynchronousQueue<byte[]>(); | ||
| List<BasicNameValuePair> extraHeaders = Arrays.asList(); | ||
| mSocketClient = new WebSocketClient(uri, mLocalListener, extraHeaders); | ||
| mSocketClient.connect(); | ||
| } | ||
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| public void send(byte[] msg) { | ||
| if(isConnected()) { | ||
| mSocketClient.send(msg); | ||
| }else { | ||
| mBuffer.add(msg); | ||
| } | ||
| } | ||
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| public boolean isConnected() { | ||
| return mConnected; | ||
| } | ||
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| public void disconnect() { | ||
| mInUse = false; | ||
| mBuffer.clear(); | ||
| mSocketClient.disconnect(); | ||
| mSocketClient.getHandlerThread().quit(); | ||
| } | ||
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| public void setListener(Listener listener) { | ||
| mListener = listener; | ||
| } | ||
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| private void reconnect() { | ||
| mSocketClient.connect(); | ||
| } | ||
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| private WebSocketClient.Listener mLocalListener = new WebSocketClient.Listener() { | ||
| @Override | ||
| public void onConnect() { | ||
| mConnected = true; | ||
| while(!mBuffer.isEmpty()) { | ||
| mSocketClient.send(mBuffer.poll()); | ||
| } | ||
| if(mInUse && mListener != null) { | ||
| mListener.onConnect(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onMessage(String s) { | ||
| // Unused | ||
| } | ||
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| @Override | ||
| public void onDisconnect(int i, String s) { | ||
| Log.w(TAG, "Lifecycle: Underlying socket disconnected: i: " + i + " s: " + s); | ||
| mConnected = false; | ||
| if(mInUse) { | ||
| mListener.onDisconnect(); | ||
| reconnect(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void onError(Exception e) { | ||
| Log.w(TAG, "Lifecycle: Underlying socket errored: " + e.getLocalizedMessage()); | ||
| mConnected = false; | ||
| if(mInUse) { | ||
| mListener.onDisconnect(); | ||
| reconnect(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onMessage(byte[] message) { | ||
| if (!mInUse) return; | ||
| try { | ||
| handleMessage(message); | ||
| } catch (Exception e) { | ||
| Log.e(TAG, String.format("onMessage: %s", e.toString())); | ||
| } | ||
| } | ||
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| private void handleMessage(byte[] message) throws IOException { | ||
| String channel = ""; | ||
| List<Value> input = mMsgpack.read(message, tList(TValue)); | ||
| channel = input.get(0).asRawValue().getString(); | ||
| Log.d(TAG, String.format("Got %s", channel)); | ||
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| mListener.onMessage(channel, message, input); | ||
| } | ||
| }; | ||
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| interface Listener { | ||
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| void onConnect(); | ||
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| void onDisconnect(); | ||
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| void onMessage(String channel, byte[] message, List<Value> input); | ||
| } | ||
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| public static byte[] encode(Object... data) { | ||
| List<Value> out = new ArrayList<Value>(); | ||
| for (Object i : data) { | ||
| Class c = i.getClass(); | ||
| if (c.equals(String.class)) | ||
| out.add(ValueFactory.createRawValue((String) i)); | ||
| else if (c.equals(Double.class)) | ||
| out.add(ValueFactory.createFloatValue((Double) i)); | ||
| else if (Value.class.isAssignableFrom(c)) | ||
| out.add((Value) i); | ||
| else if (c.equals(Boolean.class)) | ||
| out.add(ValueFactory.createBooleanValue((Boolean) i)); | ||
| else { | ||
| android.util.Log.e(TAG, "Unhandled class: " + c); | ||
| return null; | ||
| } | ||
| } | ||
| try { | ||
| return mMsgpack.write(out); | ||
| } catch (IOException e) { | ||
| android.util.Log.e(TAG, "Could not encode msgpack"); | ||
| } | ||
| return null; | ||
| } | ||
| } |
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