Socket (Netty API Reference (4.1.82.Final))

java.lang.Object
- io.netty.channel.unix.FileDescriptor
- - io.netty.channel.unix.Socket

Direct Known Subclasses:

LinuxSocket
```
public class Socket
extends FileDescriptor
```
Provides a JNI bridge to native socket operations. Internal usage only!

Field Summary

Fields
Modifier and Type Field and Description

protected boolean ipv6

static int UDS_SUN_PATH_SIZE
Deprecated.

Fields
Modifier and Type	Field and Description
`protected boolean`	`ipv6`
`static int`	`UDS_SUN_PATH_SIZE` Deprecated.

Constructor Summary

Constructors
Constructor and Description

Socket(int fd)

Constructors
Constructor and Description
`Socket(int fd)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`accept(byte[] addr)`
`void`	`bind(SocketAddress socketAddress)`
`boolean`	`connect(SocketAddress socketAddress)`
`void`	`disconnect()`
`boolean`	`finishConnect()`
`int`	`getIntOpt(int level, int optname)`
`void`	`getRawOpt(int level, int optname, ByteBuffer out)`
`int`	`getReceiveBufferSize()`
`int`	`getSendBufferSize()`
`int`	`getSoError()`
`int`	`getSoLinger()`
`int`	`getTrafficClass()`
`static void`	`initialize()`
`boolean`	`isBroadcast()`
`boolean`	`isInputShutdown()`
`static boolean`	`isIPv6Preferred()`
`boolean`	`isKeepAlive()`
`boolean`	`isOutputShutdown()`
`boolean`	`isReuseAddress()`
`boolean`	`isReusePort()`
`boolean`	`isShutdown()`
`boolean`	`isTcpNoDelay()`
`void`	`listen(int backlog)`
`InetSocketAddress`	`localAddress()`
`static Socket`	`newSocketDgram()`
`protected static int`	`newSocketDgram0()`
`protected static int`	`newSocketDgram0(boolean ipv6)`
`protected static int`	`newSocketDgram0(InternetProtocolFamily family)`
`static Socket`	`newSocketDomain()`
`protected static int`	`newSocketDomain0()`
`static Socket`	`newSocketDomainDgram()`
`protected static int`	`newSocketDomainDgram0()`
`static Socket`	`newSocketStream()`
`protected static int`	`newSocketStream0()`
`protected static int`	`newSocketStream0(boolean ipv6)`
`protected static int`	`newSocketStream0(InternetProtocolFamily protocol)`
`int`	`recv(ByteBuffer buf, int pos, int limit)`
`int`	`recvAddress(long address, int pos, int limit)`
`int`	`recvFd()`
`DatagramSocketAddress`	`recvFrom(ByteBuffer buf, int pos, int limit)`
`DatagramSocketAddress`	`recvFromAddress(long memoryAddress, int pos, int limit)`
`DomainDatagramSocketAddress`	`recvFromAddressDomainSocket(long memoryAddress, int pos, int limit)`
`DomainDatagramSocketAddress`	`recvFromDomainSocket(ByteBuffer buf, int pos, int limit)`
`InetSocketAddress`	`remoteAddress()`
`int`	`send(ByteBuffer buf, int pos, int limit)`
`int`	`sendAddress(long address, int pos, int limit)`
`int`	`sendFd(int fdToSend)`
`int`	`sendTo(ByteBuffer buf, int pos, int limit, InetAddress addr, int port)`
`int`	`sendTo(ByteBuffer buf, int pos, int limit, InetAddress addr, int port, boolean fastOpen)`
`int`	`sendToAddress(long memoryAddress, int pos, int limit, InetAddress addr, int port)`
`int`	`sendToAddress(long memoryAddress, int pos, int limit, InetAddress addr, int port, boolean fastOpen)`
`int`	`sendToAddressDomainSocket(long memoryAddress, int pos, int limit, byte[] path)`
`int`	`sendToAddresses(long memoryAddress, int length, InetAddress addr, int port)`
`int`	`sendToAddresses(long memoryAddress, int length, InetAddress addr, int port, boolean fastOpen)`
`int`	`sendToAddressesDomainSocket(long memoryAddress, int length, byte[] path)`
`int`	`sendToDomainSocket(ByteBuffer buf, int pos, int limit, byte[] path)`
`void`	`setBroadcast(boolean broadcast)`
`void`	`setIntOpt(int level, int optname, int optvalue)`
`void`	`setKeepAlive(boolean keepAlive)`
`void`	`setRawOpt(int level, int optname, ByteBuffer optvalue)`
`void`	`setReceiveBufferSize(int receiveBufferSize)`
`void`	`setReuseAddress(boolean reuseAddress)`
`void`	`setReusePort(boolean reusePort)`
`void`	`setSendBufferSize(int sendBufferSize)`
`void`	`setSoLinger(int soLinger)`
`void`	`setTcpNoDelay(boolean tcpNoDelay)`
`void`	`setTrafficClass(int trafficClass)`
`static boolean`	`shouldUseIpv6(InternetProtocolFamily family)`
`void`	`shutdown()`
`void`	`shutdown(boolean read, boolean write)`
`String`	`toString()`
`protected static boolean`	`useIpv6(Socket socket, InetAddress address)` Returns `true` if the given socket and address combination should use IPv6 internally, `false` otherwise.

Methods inherited from class io.netty.channel.unix.FileDescriptor
close, equals, from, from, hashCode, intValue, isOpen, markClosed, pipe, read, readAddress, write, writeAddress, writev, writevAddresses

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

UDS_SUN_PATH_SIZE
```
@Deprecated
public static final int UDS_SUN_PATH_SIZE
```
Deprecated.

See Also:

Constant Field Values

ipv6
```
protected final boolean ipv6
```

Constructor Detail
- Socket
```
public Socket(int fd)
```

Method Detail

useIpv6

protected static boolean useIpv6(Socket socket,
                                 InetAddress address)

Returns true if the given socket and address combination should use IPv6 internally, false otherwise.

shutdown

public final void shutdown()
                    throws IOException

Throws:: IOException

shutdown

public final void shutdown(boolean read,
                           boolean write)
                    throws IOException

Throws:: IOException

isShutdown
```
public final boolean isShutdown()
```

isInputShutdown

public final boolean isInputShutdown()

isOutputShutdown

public final boolean isOutputShutdown()

sendTo

public final int sendTo(ByteBuffer buf,
                        int pos,
                        int limit,
                        InetAddress addr,
                        int port)
                 throws IOException

Throws:: IOException

sendTo

public final int sendTo(ByteBuffer buf,
                        int pos,
                        int limit,
                        InetAddress addr,
                        int port,
                        boolean fastOpen)
                 throws IOException

Throws:: IOException

sendToDomainSocket

public final int sendToDomainSocket(ByteBuffer buf,
                                    int pos,
                                    int limit,
                                    byte[] path)
                             throws IOException

Throws:: IOException

sendToAddress

public final int sendToAddress(long memoryAddress,
                               int pos,
                               int limit,
                               InetAddress addr,
                               int port)
                        throws IOException

Throws:: IOException

sendToAddress

public final int sendToAddress(long memoryAddress,
                               int pos,
                               int limit,
                               InetAddress addr,
                               int port,
                               boolean fastOpen)
                        throws IOException

Throws:: IOException

sendToAddressDomainSocket

public final int sendToAddressDomainSocket(long memoryAddress,
                                           int pos,
                                           int limit,
                                           byte[] path)
                                    throws IOException

Throws:: IOException

sendToAddresses

public final int sendToAddresses(long memoryAddress,
                                 int length,
                                 InetAddress addr,
                                 int port)
                          throws IOException

Throws:: IOException

sendToAddresses

public final int sendToAddresses(long memoryAddress,
                                 int length,
                                 InetAddress addr,
                                 int port,
                                 boolean fastOpen)
                          throws IOException

Throws:: IOException

sendToAddressesDomainSocket

public final int sendToAddressesDomainSocket(long memoryAddress,
                                             int length,
                                             byte[] path)
                                      throws IOException

Throws:: IOException

recvFrom

public final DatagramSocketAddress recvFrom(ByteBuffer buf,
                                            int pos,
                                            int limit)
                                     throws IOException

Throws:: IOException

recvFromAddress

public final DatagramSocketAddress recvFromAddress(long memoryAddress,
                                                   int pos,
                                                   int limit)
                                            throws IOException

Throws:: IOException

recvFromDomainSocket

public final DomainDatagramSocketAddress recvFromDomainSocket(ByteBuffer buf,
                                                              int pos,
                                                              int limit)
                                                       throws IOException

Throws:: IOException

recvFromAddressDomainSocket

public final DomainDatagramSocketAddress recvFromAddressDomainSocket(long memoryAddress,
                                                                     int pos,
                                                                     int limit)
                                                              throws IOException

Throws:: IOException

recv

public int recv(ByteBuffer buf,
                int pos,
                int limit)
         throws IOException

Throws:: IOException

recvAddress

public int recvAddress(long address,
                       int pos,
                       int limit)
                throws IOException

Throws:: IOException

send

public int send(ByteBuffer buf,
                int pos,
                int limit)
         throws IOException

Throws:: IOException

sendAddress

public int sendAddress(long address,
                       int pos,
                       int limit)
                throws IOException

Throws:: IOException

recvFd

public final int recvFd()
                 throws IOException

Throws:: IOException

sendFd

public final int sendFd(int fdToSend)
                 throws IOException

Throws:: IOException

connect

public final boolean connect(SocketAddress socketAddress)
                      throws IOException

Throws:: IOException

finishConnect

public final boolean finishConnect()
                            throws IOException

Throws:: IOException

disconnect

public final void disconnect()
                      throws IOException

Throws:: IOException

bind

public final void bind(SocketAddress socketAddress)
                throws IOException

Throws:: IOException

listen

public final void listen(int backlog)
                  throws IOException

Throws:: IOException

accept

public final int accept(byte[] addr)
                 throws IOException

Throws:: IOException

remoteAddress

public final InetSocketAddress remoteAddress()

localAddress

public final InetSocketAddress localAddress()

getReceiveBufferSize

public final int getReceiveBufferSize()
                               throws IOException

Throws:: IOException

getSendBufferSize

public final int getSendBufferSize()
                            throws IOException

Throws:: IOException

isKeepAlive

public final boolean isKeepAlive()
                          throws IOException

Throws:: IOException

isTcpNoDelay

public final boolean isTcpNoDelay()
                           throws IOException

Throws:: IOException

isReuseAddress

public final boolean isReuseAddress()
                             throws IOException

Throws:: IOException

isReusePort

public final boolean isReusePort()
                          throws IOException

Throws:: IOException

isBroadcast

public final boolean isBroadcast()
                          throws IOException

Throws:: IOException

getSoLinger

public final int getSoLinger()
                      throws IOException

Throws:: IOException

getSoError

public final int getSoError()
                     throws IOException

Throws:: IOException

getTrafficClass

public final int getTrafficClass()
                          throws IOException

Throws:: IOException

setKeepAlive

public final void setKeepAlive(boolean keepAlive)
                        throws IOException

Throws:: IOException

setReceiveBufferSize

public final void setReceiveBufferSize(int receiveBufferSize)
                                throws IOException

Throws:: IOException

setSendBufferSize

public final void setSendBufferSize(int sendBufferSize)
                             throws IOException

Throws:: IOException

setTcpNoDelay

public final void setTcpNoDelay(boolean tcpNoDelay)
                         throws IOException

Throws:: IOException

setSoLinger

public final void setSoLinger(int soLinger)
                       throws IOException

Throws:: IOException

setReuseAddress

public final void setReuseAddress(boolean reuseAddress)
                           throws IOException

Throws:: IOException

setReusePort

public final void setReusePort(boolean reusePort)
                        throws IOException

Throws:: IOException

setBroadcast

public final void setBroadcast(boolean broadcast)
                        throws IOException

Throws:: IOException

setTrafficClass

public final void setTrafficClass(int trafficClass)
                           throws IOException

Throws:: IOException

setIntOpt

public void setIntOpt(int level,
                      int optname,
                      int optvalue)
               throws IOException

Throws:: IOException

setRawOpt

public void setRawOpt(int level,
                      int optname,
                      ByteBuffer optvalue)
               throws IOException

Throws:: IOException

getIntOpt

public int getIntOpt(int level,
                     int optname)
              throws IOException

Throws:: IOException

getRawOpt

public void getRawOpt(int level,
                      int optname,
                      ByteBuffer out)
               throws IOException

Throws:: IOException

isIPv6Preferred

public static boolean isIPv6Preferred()

shouldUseIpv6

public static boolean shouldUseIpv6(InternetProtocolFamily family)

toString
```
public String toString()
```
Overrides:

toString in class FileDescriptor

newSocketStream

public static Socket newSocketStream()

newSocketDgram
```
public static Socket newSocketDgram()
```

newSocketDomain

public static Socket newSocketDomain()

newSocketDomainDgram

public static Socket newSocketDomainDgram()

initialize
```
public static void initialize()
```

newSocketStream0

protected static int newSocketStream0()

newSocketStream0

protected static int newSocketStream0(InternetProtocolFamily protocol)

newSocketStream0

protected static int newSocketStream0(boolean ipv6)

newSocketDgram0

protected static int newSocketDgram0()

newSocketDgram0

protected static int newSocketDgram0(InternetProtocolFamily family)

newSocketDgram0

protected static int newSocketDgram0(boolean ipv6)

newSocketDomain0

protected static int newSocketDomain0()

newSocketDomainDgram0

protected static int newSocketDomainDgram0()

Class Socket

Field Summary

Constructor Summary

Method Summary

Methods inherited from class io.netty.channel.unix.FileDescriptor

Methods inherited from class java.lang.Object

Field Detail

UDS_SUN_PATH_SIZE

ipv6

Constructor Detail

Socket

Method Detail

useIpv6

shutdown

shutdown

isShutdown

isInputShutdown

isOutputShutdown

sendTo

sendTo

sendToDomainSocket

sendToAddress

sendToAddress

sendToAddressDomainSocket

sendToAddresses

sendToAddresses

sendToAddressesDomainSocket

recvFrom

recvFromAddress

recvFromDomainSocket

recvFromAddressDomainSocket

recv

recvAddress

send

sendAddress

recvFd

sendFd

connect

finishConnect

disconnect

bind

listen

accept

remoteAddress

localAddress

getReceiveBufferSize

getSendBufferSize

isKeepAlive

isTcpNoDelay

isReuseAddress

isReusePort

isBroadcast

getSoLinger

getSoError

getTrafficClass

setKeepAlive

setReceiveBufferSize

setSendBufferSize

setTcpNoDelay

setSoLinger

setReuseAddress

setReusePort

setBroadcast

setTrafficClass

setIntOpt

setRawOpt

getIntOpt

getRawOpt

isIPv6Preferred

shouldUseIpv6

toString

newSocketStream

newSocketDgram

newSocketDomain

newSocketDomainDgram

initialize

newSocketStream0

newSocketStream0

newSocketStream0

newSocketDgram0