import de.tavendo.autobahn.WebSocketHandler; //导入依赖的package包/类
public void onConnect(View v) {
    final String wsuri = ((TextView) findViewById(R.id.editTextURL)).getText().toString();

    try {
        mConnection.connect("ws://" + wsuri + ":1234", new WebSocketHandler() {

            @Override
            public void onOpen() {
                log("Status: Connected to " + wsuri);
                mConnection.sendTextMessage("Hello, world!");
                buttonPrevious.setEnabled(true);
                buttonPlay.setEnabled(true);
                buttonNext.setEnabled(true);
            }

            @Override
            public void onTextMessage(String payload) {
                log("Got echo: " + payload);
            }

            @Override
            public void onClose(int code, String reason) {
                log("Connection lost.");
                buttonPrevious.setEnabled(false);
                buttonPlay.setEnabled(false);
                buttonNext.setEnabled(false);
            }
        });
    } catch (WebSocketException e) {

        log(e.toString());
    }

    webView.setWebChromeClient(new WebChromeClient());
    webView.loadUrl("http://" + wsuri + ":8000");

}
 

import de.tavendo.autobahn.WebSocketHandler; //导入依赖的package包/类
private void connectToCar() {

        String smartCarIp = carIpText.getText().toString();
        final String wsuri = "ws://" + smartCarIp + ":80/index.html?command=true";
//        final String wsuri = "ws://" + smartCarIp + ":80";
//
//        final String wsuri = "ws://192.168.1.132:9000";

        try {
            Log.d(TAG, "Trying to websocket connect to " + wsuri);
            mConnection.connect(wsuri, new WebSocketHandler() {

                @Override
                public void onOpen() {
                    Log.d(TAG, "Status: Connected to " + wsuri);
                    mConnection.sendTextMessage("Hello, world!");
                    isConnected = true;
                    isConnecting = false;
                    updateUI();
                }

                @Override
                public void onTextMessage(String payload) {
                    Log.d(TAG, "Got echo: " + payload);
                }

                @Override
                public void onClose(int code, String reason) {
                    Log.d(TAG, "Connection lost.");
                    Toast.makeText(getApplicationContext(), "Not connected to car", Toast.LENGTH_LONG).show();
                    isConnecting = false;
                    isConnected = false;
                    updateUI();
                }
            });
        } catch (WebSocketException e) {

            Log.d(TAG, e.toString());
            isConnecting = false;
            isConnected = false;
            Toast.makeText(getApplicationContext(), "Could not connect to car", Toast.LENGTH_LONG).show();
            updateUI();
        }
    }