Java Code Examples for java.net.Socket.isConnected()
The following are Jave code examples for showing how to use
isConnected() of the
java.net.Socket
class.
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Example 1
| Project: incubator-servicecomb-java-chassis File: TrustManagerExt.java Source Code and License | 6 votes |
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType,
Socket socket) throws CertificateException {
if (!option.isAuthPeer()) {
return;
}
String ip = null;
if (socket != null && socket.isConnected()
&& socket instanceof SSLSocket) {
InetAddress inetAddress = socket.getInetAddress();
if (inetAddress != null) {
ip = inetAddress.getHostAddress();
}
}
checkTrustedCustom(chain, ip);
trustManager.checkClientTrusted(chain, authType, socket);
}
Example 2
| Project: incubator-servicecomb-java-chassis File: TrustManagerExt.java Source Code and License | 6 votes |
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType,
Socket socket) throws CertificateException {
if (!option.isAuthPeer()) {
return;
}
String ip = null;
if (socket != null && socket.isConnected()
&& socket instanceof SSLSocket) {
InetAddress inetAddress = socket.getInetAddress();
if (inetAddress != null) {
ip = inetAddress.getHostAddress();
}
}
checkTrustedCustom(chain, ip);
trustManager.checkServerTrusted(chain, authType, socket);
}
Example 3
| Project: nCube-Thyme-Java File: TasSender.java Source Code and License | 6 votes |
/**
* sendMessage Method
* Send the message to TAS for control
* @param containerName
* @param content
* @throws IOException
*/
public static void sendMessage(String containerName, String content) throws IOException {
ArrayList<Container> containers = ResourceRepository.getContainersInfo();
Container tempContainer;
for (int i = 0; i < containers.size(); i++) {
tempContainer = containers.get(i);
if (containerName.equals(tempContainer.ctname)) {
Socket tasSocket = tempContainer.tasSocket;
if (tasSocket.isConnected()) {
PrintWriter writer = new PrintWriter(tasSocket.getOutputStream(), true);
writer.println(content);
System.out.println("[&CubeThyme] Send to TAS \"" + content + "\"\n");
}
else {
System.out.println("[&CubeThyme] TAS connection is closed\n");
}
}
else {
System.out.println("[&CubeThyme] Could not found container\n");
}
}
}
Example 4
| Project: hadoop File: TestPortmap.java Source Code and License | 6 votes |
@Test(timeout = 1000)
public void testIdle() throws InterruptedException, IOException {
Socket s = new Socket();
try {
s.connect(pm.getTcpServerLocalAddress());
int i = 0;
while (!s.isConnected() && i < RETRY_TIMES) {
++i;
Thread.sleep(SHORT_TIMEOUT_MILLISECONDS);
}
Assert.assertTrue("Failed to connect to the server", s.isConnected()
&& i < RETRY_TIMES);
int b = s.getInputStream().read();
Assert.assertTrue("The server failed to disconnect", b == -1);
} finally {
s.close();
}
}
Example 5
| Project: blackbird File: NetworkConnection.java Source Code and License | 5 votes |
/**
* Creates a connection using a connected socket
*
* @param socket the socket this connection is based on
* @throws IOException if the socket is either closed, unbound or not connected.
*/
public NetworkConnection(Socket socket) throws IOException {
if (socket.isClosed() || !socket.isBound() || !socket.isConnected())
throw new IOException("NetworkConnection expects a not closed, bound and connected socket");
this.socket = socket;
}
Example 6
| Project: KeYExperienceReport File: Client.java Source Code and License | 5 votes |
public Client(final String ip, int port) throws UnknownHostException,
IOException, ClassNotFoundException {
Socket socket = new Socket(ip, port);
ObjectOutputStream outToClient = new ObjectOutputStream(
socket.getOutputStream());
ObjectInputStream inFromClient = new ObjectInputStream(
socket.getInputStream());
long startTime = System.currentTimeMillis();
long currentTime = System.currentTimeMillis();
while (socket.isConnected() && jobs < MAX_JOBS
&& (currentTime - startTime) < MAX_RUNTIME) {
jobs++;
ResultRunnable job = (ResultRunnable) inFromClient.readObject();
job.setIPAdress(ip);
job.run();
Object result = job.getResult();
try {
outToClient.writeObject(result);
} catch (NotSerializableException e) {
outToClient.writeObject(e);
}
currentTime = System.currentTimeMillis();
}
if (!socket.isClosed()) {
restart = true;
}
socket.close();
}
Example 7
| Project: OpenJSharp File: X509KeyManagerImpl.java Source Code and License | 5 votes |
private AlgorithmConstraints getAlgorithmConstraints(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null) {
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
String[] peerSupportedSignAlgs = null;
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
peerSupportedSignAlgs =
extSession.getPeerSupportedSignatureAlgorithms();
}
return new SSLAlgorithmConstraints(
sslSocket, peerSupportedSignAlgs, true);
}
}
return new SSLAlgorithmConstraints(sslSocket, true);
}
return new SSLAlgorithmConstraints((SSLSocket)null, true);
}
Example 8
| Project: OpenJSharp File: X509TrustManagerImpl.java Source Code and License | 5 votes |
static List<SNIServerName> getRequestedServerNames(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null && (session instanceof ExtendedSSLSession)) {
ExtendedSSLSession extSession = (ExtendedSSLSession)session;
return extSession.getRequestedServerNames();
}
}
return Collections.<SNIServerName>emptyList();
}
Example 9
| Project: jdk8u-jdk File: X509KeyManagerImpl.java Source Code and License | 5 votes |
private AlgorithmConstraints getAlgorithmConstraints(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null) {
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
String[] peerSupportedSignAlgs = null;
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
peerSupportedSignAlgs =
extSession.getPeerSupportedSignatureAlgorithms();
}
return new SSLAlgorithmConstraints(
sslSocket, peerSupportedSignAlgs, true);
}
}
return new SSLAlgorithmConstraints(sslSocket, true);
}
return new SSLAlgorithmConstraints((SSLSocket)null, true);
}
Example 10
| Project: jdk8u-jdk File: X509TrustManagerImpl.java Source Code and License | 5 votes |
static List<SNIServerName> getRequestedServerNames(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null && (session instanceof ExtendedSSLSession)) {
ExtendedSSLSession extSession = (ExtendedSSLSession)session;
return extSession.getRequestedServerNames();
}
}
return Collections.<SNIServerName>emptyList();
}
Example 11
| Project: jdk8u-jdk File: ChatTest.java Source Code and License | 5 votes |
public static void testPortOpen() throws Exception {
ChatServer server = startServer();
try {
Socket socket = new Socket("localhost", listeningPort);
if (!socket.isConnected()) {
throw new RuntimeException("Failed to connect to server: port not open");
}
} finally {
server.shutdown();
}
}
Example 12
| Project: openjdk-jdk10 File: X509KeyManagerImpl.java Source Code and License | 5 votes |
private AlgorithmConstraints getAlgorithmConstraints(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null) {
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
if (protocolVersion.useTLS12PlusSpec()) {
String[] peerSupportedSignAlgs = null;
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
peerSupportedSignAlgs =
extSession.getPeerSupportedSignatureAlgorithms();
}
return new SSLAlgorithmConstraints(
sslSocket, peerSupportedSignAlgs, true);
}
}
return new SSLAlgorithmConstraints(sslSocket, true);
}
return new SSLAlgorithmConstraints((SSLSocket)null, true);
}
Example 13
| Project: nativead File: IOUtils.java Source Code and License | 5 votes |
public static void closeSocket(Socket socket) {
if (socket != null) {
if (socket.isConnected()) {
try {
socket.close();
} catch (IOException e) {
DLog.e(e);
}
}
}
}
Example 14
| Project: openjdk-jdk10 File: X509TrustManagerImpl.java Source Code and License | 5 votes |
static List<SNIServerName> getRequestedServerNames(Socket socket) {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session != null && (session instanceof ExtendedSSLSession)) {
ExtendedSSLSession extSession = (ExtendedSSLSession)session;
return extSession.getRequestedServerNames();
}
}
return Collections.<SNIServerName>emptyList();
}
Example 15
| Project: OpenJSharp File: SSLContextImpl.java Source Code and License | 4 votes |
private void checkAdditionalTrust(X509Certificate[] chain, String authType,
Socket socket, boolean isClient) throws CertificateException {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session == null) {
throw new CertificateException("No handshake session");
}
// check endpoint identity
String identityAlg = sslSocket.getSSLParameters().
getEndpointIdentificationAlgorithm();
if (identityAlg != null && identityAlg.length() != 0) {
String hostname = session.getPeerHost();
X509TrustManagerImpl.checkIdentity(
hostname, chain[0], identityAlg);
}
// try the best to check the algorithm constraints
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
AlgorithmConstraints constraints = null;
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
String[] peerSupportedSignAlgs =
extSession.getLocalSupportedSignatureAlgorithms();
constraints = new SSLAlgorithmConstraints(
sslSocket, peerSupportedSignAlgs, true);
} else {
constraints =
new SSLAlgorithmConstraints(sslSocket, true);
}
} else {
constraints = new SSLAlgorithmConstraints(sslSocket, true);
}
checkAlgorithmConstraints(chain, constraints);
}
}
Example 16
| Project: OpenJSharp File: X509TrustManagerImpl.java Source Code and License | 4 votes |
private void checkTrusted(X509Certificate[] chain, String authType,
Socket socket, boolean isClient) throws CertificateException {
Validator v = checkTrustedInit(chain, authType, isClient);
AlgorithmConstraints constraints = null;
if ((socket != null) && socket.isConnected() &&
(socket instanceof SSLSocket)) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session == null) {
throw new CertificateException("No handshake session");
}
// check endpoint identity
String identityAlg = sslSocket.getSSLParameters().
getEndpointIdentificationAlgorithm();
if (identityAlg != null && identityAlg.length() != 0) {
checkIdentity(session, chain[0], identityAlg, isClient,
getRequestedServerNames(socket));
}
// create the algorithm constraints
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
String[] localSupportedSignAlgs =
extSession.getLocalSupportedSignatureAlgorithms();
constraints = new SSLAlgorithmConstraints(
sslSocket, localSupportedSignAlgs, false);
} else {
constraints =
new SSLAlgorithmConstraints(sslSocket, false);
}
} else {
constraints = new SSLAlgorithmConstraints(sslSocket, false);
}
}
X509Certificate[] trustedChain = null;
if (isClient) {
trustedChain = validate(v, chain, constraints, null);
} else {
trustedChain = validate(v, chain, constraints, authType);
}
if (debug != null && Debug.isOn("trustmanager")) {
System.out.println("Found trusted certificate:");
System.out.println(trustedChain[trustedChain.length - 1]);
}
}
Example 17
| Project: jdk8u-jdk File: SSLContextImpl.java Source Code and License | 4 votes |
private void checkAdditionalTrust(X509Certificate[] chain, String authType,
Socket socket, boolean isClient) throws CertificateException {
if (socket != null && socket.isConnected() &&
socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session == null) {
throw new CertificateException("No handshake session");
}
// check endpoint identity
String identityAlg = sslSocket.getSSLParameters().
getEndpointIdentificationAlgorithm();
if (identityAlg != null && identityAlg.length() != 0) {
String hostname = session.getPeerHost();
X509TrustManagerImpl.checkIdentity(
hostname, chain[0], identityAlg);
}
// try the best to check the algorithm constraints
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
AlgorithmConstraints constraints = null;
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
String[] peerSupportedSignAlgs =
extSession.getLocalSupportedSignatureAlgorithms();
constraints = new SSLAlgorithmConstraints(
sslSocket, peerSupportedSignAlgs, true);
} else {
constraints =
new SSLAlgorithmConstraints(sslSocket, true);
}
} else {
constraints = new SSLAlgorithmConstraints(sslSocket, true);
}
checkAlgorithmConstraints(chain, constraints);
}
}
Example 18
| Project: jdk8u-jdk File: X509TrustManagerImpl.java Source Code and License | 4 votes |
private void checkTrusted(X509Certificate[] chain, String authType,
Socket socket, boolean isClient) throws CertificateException {
Validator v = checkTrustedInit(chain, authType, isClient);
AlgorithmConstraints constraints = null;
if ((socket != null) && socket.isConnected() &&
(socket instanceof SSLSocket)) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session == null) {
throw new CertificateException("No handshake session");
}
// check endpoint identity
String identityAlg = sslSocket.getSSLParameters().
getEndpointIdentificationAlgorithm();
if (identityAlg != null && identityAlg.length() != 0) {
checkIdentity(session, chain[0], identityAlg, isClient,
getRequestedServerNames(socket));
}
// create the algorithm constraints
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
if (session instanceof ExtendedSSLSession) {
ExtendedSSLSession extSession =
(ExtendedSSLSession)session;
String[] localSupportedSignAlgs =
extSession.getLocalSupportedSignatureAlgorithms();
constraints = new SSLAlgorithmConstraints(
sslSocket, localSupportedSignAlgs, false);
} else {
constraints =
new SSLAlgorithmConstraints(sslSocket, false);
}
} else {
constraints = new SSLAlgorithmConstraints(sslSocket, false);
}
}
X509Certificate[] trustedChain = null;
if (isClient) {
trustedChain = validate(v, chain, constraints, null);
} else {
trustedChain = validate(v, chain, constraints, authType);
}
if (debug != null && Debug.isOn("trustmanager")) {
System.out.println("Found trusted certificate:");
System.out.println(trustedChain[trustedChain.length - 1]);
}
}
Example 19
| Project: openjdk-jdk10 File: X509TrustManagerImpl.java Source Code and License | 4 votes |
private void checkTrusted(X509Certificate[] chain, String authType,
Socket socket, boolean isClient) throws CertificateException {
Validator v = checkTrustedInit(chain, authType, isClient);
X509Certificate[] trustedChain = null;
if ((socket != null) && socket.isConnected() &&
(socket instanceof SSLSocket)) {
SSLSocket sslSocket = (SSLSocket)socket;
SSLSession session = sslSocket.getHandshakeSession();
if (session == null) {
throw new CertificateException("No handshake session");
}
// create the algorithm constraints
ProtocolVersion protocolVersion =
ProtocolVersion.valueOf(session.getProtocol());
boolean isExtSession = (session instanceof ExtendedSSLSession);
AlgorithmConstraints constraints = null;
if (protocolVersion.v >= ProtocolVersion.TLS12.v && isExtSession) {
ExtendedSSLSession extSession = (ExtendedSSLSession)session;
String[] localSupportedSignAlgs =
extSession.getLocalSupportedSignatureAlgorithms();
constraints = new SSLAlgorithmConstraints(
sslSocket, localSupportedSignAlgs, false);
} else {
constraints = new SSLAlgorithmConstraints(sslSocket, false);
}
// Grab any stapled OCSP responses for use in validation
List<byte[]> responseList = Collections.emptyList();
if (!isClient && isExtSession) {
responseList =
((ExtendedSSLSession)session).getStatusResponses();
}
trustedChain = validate(v, chain, responseList,
constraints, isClient ? null : authType);
// check if EE certificate chains to a public root CA (as
// pre-installed in cacerts)
boolean chainsToPublicCA =
AnchorCertificates.contains(trustedChain[trustedChain.length-1]);
// check endpoint identity
String identityAlg = sslSocket.getSSLParameters().
getEndpointIdentificationAlgorithm();
if (identityAlg != null && identityAlg.length() != 0) {
checkIdentity(session, trustedChain[0], identityAlg, isClient,
getRequestedServerNames(socket), chainsToPublicCA);
}
} else {
trustedChain = validate(v, chain, Collections.emptyList(),
null, isClient ? null : authType);
}
if (debug != null && Debug.isOn("trustmanager")) {
System.out.println("Found trusted certificate:");
System.out.println(trustedChain[trustedChain.length - 1]);
}
}
Example 20
| Project: RxNetwork File: SocketInternetObservingStrategy.java Source Code and License | 4 votes |
private boolean isSocketConnected(Socket socket) {
return socket.isConnected();
}
