Package org.apache.nifi.io.socket

Class SocketUtils

java.lang.Object

org.apache.nifi.io.socket.SocketUtils

public final class SocketUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor	Description
SocketUtils()

Method Summary

Modifier and Type	Method	Description
static void	closeQuietly(ServerSocket serverSocket)
static void	closeQuietly(Socket socket)
static ServerSocket	createServerSocket(int port, ServerSocketConfiguration config)	Returns a ServerSocket for the given port and configuration.
static Socket	createSocket(InetSocketAddress address, SocketConfiguration config)	Returns a Socket (effectively used as a client socket) for the given address and configuration.
static boolean	isTlsError(Throwable e)	Returns true if this exception is due to a TLS problem (either directly or because of its cause, if present).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

logger

private static final org.slf4j.Logger logger

Constructor Details

SocketUtils

public SocketUtils()

Method Details

createSocket

public static Socket createSocket(InetSocketAddress address,
 SocketConfiguration config)
                           throws IOException

Returns a Socket (effectively used as a client socket) for the given address and configuration.

Parameters:

address - the InetSocketAddress for the socket (used for hostname and port)

config - the SocketConfiguration

Returns:

the socket (can be configured for SSL)

Throws:

IOException - if there is a problem creating the socket

createServerSocket

public static ServerSocket createServerSocket(int port,
 ServerSocketConfiguration config)
                                       throws IOException,
TlsException

Returns a ServerSocket for the given port and configuration.

Parameters:

port - the port for the socket

config - the ServerSocketConfiguration

Returns:

the server socket (can be configured for SSL)

Throws:

IOException - if there is a problem creating the socket

TlsException - if there is a problem creating the socket

closeQuietly

public static void closeQuietly(Socket socket)

closeQuietly

public static void closeQuietly(ServerSocket serverSocket)

isTlsError

public static boolean isTlsError(Throwable e)

Returns true if this exception is due to a TLS problem (either directly or because of its cause, if present). Traverses the cause chain recursively.

Parameters:

e - the exception to evaluate

Returns:

true if the direct or indirect cause of this exception was TLS-related