/**
* Constructs instance from connected socket.
*
* @param socket non-null; connected socket
* @throws IOException
*/
ZygoteConnection(LocalSocket socket) throws IOException {
mSocket = socket;
mSocketOutStream = new DataOutputStream(socket.getOutputStream());
mSocketReader = new BufferedReader(new InputStreamReader(socket.getInputStream()), 256);
mSocket.setSoTimeout(CONNECTION_TIMEOUT_MILLIS);
try {
peer = mSocket.getPeerCredentials();
} catch (IOException ex) {
Log.e(TAG, "Cannot read peer credentials", ex);
throw ex;
}
}
public void testLocalConnections() throws IOException {
// create client and server socket
LocalServerSocket localServerSocket = new LocalServerSocket(mSockAddr);
LocalSocket clientSocket = new LocalSocket();
// establish connection between client and server
LocalSocketAddress locSockAddr = new LocalSocketAddress(mSockAddr);
assertFalse(clientSocket.isConnected());
clientSocket.connect(locSockAddr);
assertTrue(clientSocket.isConnected());
LocalSocket serverSocket = localServerSocket.accept();
Credentials credent = clientSocket.getPeerCredentials();
assertTrue(0 != credent.getPid());
// send data from client to server
OutputStream clientOutStream = clientSocket.getOutputStream();
clientOutStream.write(12);
InputStream serverInStream = serverSocket.getInputStream();
assertEquals(12, serverInStream.read());
// send data from server to client
OutputStream serverOutStream = serverSocket.getOutputStream();
serverOutStream.write(3);
InputStream clientInStream = clientSocket.getInputStream();
assertEquals(3, clientInStream.read());
// Test sending and receiving file descriptors
clientSocket.setFileDescriptorsForSend(new FileDescriptor[] {FileDescriptor.in});
clientOutStream.write(32);
assertEquals(32, serverInStream.read());
FileDescriptor[] out = serverSocket.getAncillaryFileDescriptors();
assertEquals(1, out.length);
FileDescriptor fd = clientSocket.getFileDescriptor();
assertTrue(fd.valid());
// shutdown input stream of client
clientSocket.shutdownInput();
assertEquals(-1, clientInStream.read());
// shutdown output stream of client
clientSocket.shutdownOutput();
try {
clientOutStream.write(10);
fail("testLocalSocket shouldn't come to here");
} catch (IOException e) {
// expected
}
// shutdown input stream of server
serverSocket.shutdownInput();
assertEquals(-1, serverInStream.read());
// shutdown output stream of server
serverSocket.shutdownOutput();
try {
serverOutStream.write(10);
fail("testLocalSocket shouldn't come to here");
} catch (IOException e) {
// expected
}
// close client socket
clientSocket.close();
try {
clientInStream.read();
fail("testLocalSocket shouldn't come to here");
} catch (IOException e) {
// expected
}
// close server socket
serverSocket.close();
try {
serverInStream.read();
fail("testLocalSocket shouldn't come to here");
} catch (IOException e) {
// expected
}
}