WiFiDirectDemo

Change-Id: I9ea5020a39f02fd2ba4934397fa9a2ea79f781b4
2011-09-20 21:16:55 +05:30
parent 88171be01e
commit 12634496be
38 changed files with 1415 additions and 0 deletions
--- a/samples/WiFiDirectDemo/src/com/example/android/wifidirect/FileTransferService.java
+++ b/samples/WiFiDirectDemo/src/com/example/android/wifidirect/FileTransferService.java
@@ -0,0 +1,86 @@
+// Copyright 2011 Google Inc. All Rights Reserved.
+
+package com.example.android.wifidirect;
+
+import android.app.IntentService;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.util.Log;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.InetSocketAddress;
+import java.net.Socket;
+
+/**
+ * A service that process each file transfer request i.e Intent by opening a
+ * socket connection with the WiFi Direct Group Owner and writing the file
+ */
+public class FileTransferService extends IntentService {
+
+    private static final int SOCKET_TIMEOUT = 5000;
+    public static final String ACTION_SEND_FILE = "com.example.android.wifidirect.SEND_FILE";
+    public static final String EXTRAS_FILE_PATH = "file_url";
+    public static final String EXTRAS_GROUP_OWNER_ADDRESS = "go_host";
+    public static final String EXTRAS_GROUP_OWNER_PORT = "go_port";
+
+    public FileTransferService(String name) {
+        super(name);
+    }
+
+    public FileTransferService() {
+        super("FileTransferService");
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see android.app.IntentService#onHandleIntent(android.content.Intent)
+     */
+    @Override
+    protected void onHandleIntent(Intent intent) {
+
+        Context context = getApplicationContext();
+        if (intent.getAction().equals(ACTION_SEND_FILE)) {
+            String fileUri = intent.getExtras().getString(EXTRAS_FILE_PATH);
+            String host = intent.getExtras().getString(EXTRAS_GROUP_OWNER_ADDRESS);
+            Socket socket = new Socket();
+            int port = intent.getExtras().getInt(EXTRAS_GROUP_OWNER_PORT);
+
+            try {
+                Log.d(WiFiDirectActivity.TAG, "Opening client socket - ");
+                socket.bind(null);
+                socket.connect((new InetSocketAddress(host, port)), SOCKET_TIMEOUT);
+
+                Log.d(WiFiDirectActivity.TAG, "Client socket - " + socket.isConnected());
+                OutputStream stream = socket.getOutputStream();
+                ContentResolver cr = context.getContentResolver();
+                InputStream is = null;
+                try {
+                    is = cr.openInputStream(Uri.parse(fileUri));
+                } catch (FileNotFoundException e) {
+                    Log.d(WiFiDirectActivity.TAG, e.toString());
+                }
+                DeviceDetailFragment.copyFile(is, stream);
+                Log.d(WiFiDirectActivity.TAG, "Client: Data written");
+            } catch (IOException e) {
+                Log.e(WiFiDirectActivity.TAG, e.getMessage());
+            } finally {
+                if (socket != null) {
+                    if (socket.isConnected()) {
+                        try {
+                            socket.close();
+                        } catch (IOException e) {
+                            // Give up
+                            e.printStackTrace();
+                        }
+                    }
+                }
+            }
+
+        }
+    }
+}