Call Thread.currentThread().interrupt() when handling interruption.

briar-android/src/org/briarproject/plugins/droidtooth/DroidtoothPlugin.java

@@ -110,7 +110,8 @@ class DroidtoothPlugin implements DuplexPlugin {
 				}
 			});
 		} catch(InterruptedException e) {
-			throw new IOException(e.toString());
+			Thread.currentThread().interrupt();
+			throw new IOException("Interrupted while getting BluetoothAdapter");
 		} catch(ExecutionException e) {
 			throw new IOException(e.toString());
 		}
@@ -427,6 +428,7 @@ class DroidtoothPlugin implements DuplexPlugin {
 					addresses = discoverDevices(end - now);
 				} catch(InterruptedException e) {
 					LOG.warning("Interrupted while discovering devices");
+					Thread.currentThread().interrupt();
 					return;
 				}
 				// Connect to any device with the right UUID

briar-android/src/org/briarproject/plugins/tor/TorPlugin.java

@@ -178,6 +178,7 @@ class TorPlugin implements DuplexPlugin, EventHandler {
 				}
 			} catch(InterruptedException e1) {
 				LOG.warning("Interrupted while starting Tor");
+				Thread.currentThread().interrupt();
 				return false;
 			}
 			// Now we should be able to connect to the new process
@@ -471,6 +472,8 @@ class TorPlugin implements DuplexPlugin, EventHandler {
 				if(LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
 			} catch(InterruptedException e) {
 				LOG.warning("Interrupted while creating hidden service");
+				Thread.currentThread().interrupt();
+				return;
 			}
 		}
 		// Publish the hidden service's onion hostname in transport properties