android - dont rewrite files from assets if they exist

android/src/org/purplei2p/i2pd/I2PDActivity.java

@@ -36,7 +36,6 @@ public class I2PDActivity extends Activity {
 
 	private final DaemonSingleton.StateUpdateListener daemonStateUpdatedListener =
 	new DaemonSingleton.StateUpdateListener() {
-		
 		@Override
 		public void daemonStateUpdate()
 		{
@@ -48,7 +47,7 @@ public class I2PDActivity extends Activity {
 					assetsCopied = true;
 					copyAsset("certificates");
 					copyAsset("i2pd.conf");
-					copyAsset("subsciptions.txt");
+					copyAsset("subscriptions.txt");
 					copyAsset("tunnels.conf");
 				}
 			}
@@ -74,7 +73,7 @@ public class I2PDActivity extends Activity {
 						(DaemonSingleton.State.startFailed.equals(state)?": "+daemon.getDaemonStartResult():"")+
 						(DaemonSingleton.State.gracefulShutdownInProgress.equals(state)?":  "+formatGraceTimeRemaining()+" "+getText(R.string.remaining):"")
 						);
-						} catch (Throwable tr) {
+					} catch (Throwable tr) {
 						Log.e(TAG,"error ignored",tr);
 					}
 				}
@@ -172,7 +171,6 @@ public class I2PDActivity extends Activity {
 		}
 	};
 
-	
 	private static volatile boolean mIsBound;
 
 	private void doBindService() {
@@ -340,7 +338,7 @@ public class I2PDActivity extends Activity {
 			for (String entry : contents) {
 				copyAsset(path + "/" + entry);
 			}
-			} catch (IOException e) {
+		} catch (IOException e) {
 			copyFileAsset(path);
 		}
 	}
@@ -354,7 +352,7 @@ public class I2PDActivity extends Activity {
 	*/
 	private void copyFileAsset(String path) {
 		File file = new File(Environment.getExternalStorageDirectory().getAbsolutePath() + "/i2pd/", path);
-		try {
+		if(!file.exists()) try {
 			InputStream in = getAssets().open(path);
 			OutputStream out = new FileOutputStream(file);
 			byte[] buffer = new byte[1024];
@@ -365,7 +363,7 @@ public class I2PDActivity extends Activity {
 			}
 			out.close();
 			in.close();
-			} catch (IOException e) {
+		} catch (IOException e) {
 			Log.e(TAG, "", e);
 		}
 	}