Package javax.jmdns.impl

Class HostInfo

java.lang.Object

javax.jmdns.impl.HostInfo

All Implemented Interfaces:

DNSStatefulObject

public class HostInfo
extends java.lang.Object
implements DNSStatefulObject

HostInfo information on the local host to be able to cope with change of addresses.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	HostInfo.HostInfoState

Nested classes/interfaces inherited from interface javax.jmdns.impl.DNSStatefulObject

DNSStatefulObject.DefaultImplementation, DNSStatefulObject.DNSStatefulObjectSemaphore

Field Summary

Fields

Modifier and Type	Field	Description
protected java.net.InetAddress	_address
protected java.net.NetworkInterface	_interfaze
protected java.lang.String	_name
private HostInfo.HostInfoState	_state
private static org.slf4j.Logger	logger

Constructor Summary

Constructors

Modifier	Constructor	Description
private	HostInfo(java.net.InetAddress address, java.lang.String name, JmDNSImpl dns)

Method Summary

Modifier and Type	Method	Description
boolean	advanceState(DNSTask task)	Sets the state and notifies all objects that wait on the ServiceInfo.
java.util.Collection<DNSRecord>	answers(DNSRecordClass recordClass, boolean unique, int ttl)
void	associateWithTask(DNSTask task, DNSState state)	Sets the task associated with this Object.
boolean	cancelState()	Sets the state and notifies all objects that wait on the ServiceInfo.
boolean	closeState()	Sets the state and notifies all objects that wait on the ServiceInfo.
boolean	conflictWithRecord(DNSRecord.Address record)
JmDNSImpl	getDns()	Returns the DNS associated with this object.
private DNSRecord.Address	getDNS4AddressRecord(boolean unique, int ttl)
private DNSRecord.Pointer	getDNS4ReverseAddressRecord(boolean unique, int ttl)
private DNSRecord.Address	getDNS6AddressRecord(boolean unique, int ttl)
private DNSRecord.Pointer	getDNS6ReverseAddressRecord(boolean unique, int ttl)
(package private) DNSRecord.Address	getDNSAddressRecord(DNSRecordType type, boolean unique, int ttl)
(package private) DNSRecord.Pointer	getDNSReverseAddressRecord(DNSRecordType type, boolean unique, int ttl)
(package private) java.net.Inet4Address	getInet4Address()
(package private) java.net.Inet6Address	getInet6Address()
java.net.InetAddress	getInetAddress()
java.net.NetworkInterface	getInterface()
java.lang.String	getName()
(package private) java.lang.String	incrementHostName()
boolean	isAnnounced()	Returns true, if this is an announced state.
boolean	isAnnouncing()	Returns true, if this is an announcing state.
boolean	isAssociatedWithTask(DNSTask task, DNSState state)	Checks if this object is associated with the task and in the same state.
boolean	isCanceled()	Returns true, if this is a canceled state.
boolean	isCanceling()	Returns true, if this is a canceling state.
boolean	isClosed()	Returns true, if this is a closed state.
boolean	isClosing()	Returns true, if this is a closing state.
boolean	isProbing()	Returns true, if this is a probing state.
private static java.net.InetAddress	loopbackAddress()
static HostInfo	newHostInfo(java.net.InetAddress address, JmDNSImpl dns, java.lang.String jmdnsName)
boolean	recoverState()	Sets the state and notifies all objects that wait on the ServiceInfo.
void	removeAssociationWithTask(DNSTask task)	Remove the association of the task with this Object.
boolean	revertState()	Sets the state and notifies all objects that wait on the ServiceInfo.
(package private) boolean	shouldIgnorePacket(java.net.DatagramPacket packet)
java.lang.String	toString()
boolean	waitForAnnounced(long timeout)	Waits for the object to be announced.
boolean	waitForCanceled(long timeout)	Waits for the object to be canceled.

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static org.slf4j.Logger logger

_name

protected java.lang.String _name

_address

protected java.net.InetAddress _address

_interfaze

protected java.net.NetworkInterface _interfaze

_state

private final HostInfo.HostInfoState _state

Constructor Detail

HostInfo

private HostInfo(java.net.InetAddress address,
                 java.lang.String name,
                 JmDNSImpl dns)

Method Detail

newHostInfo

public static HostInfo newHostInfo(java.net.InetAddress address,
                                   JmDNSImpl dns,
                                   java.lang.String jmdnsName)

Parameters:

address - IP address to bind

dns - JmDNS instance

jmdnsName - JmDNS name

Returns:

new HostInfo

loopbackAddress

private static java.net.InetAddress loopbackAddress()

getName

public java.lang.String getName()

getInetAddress

public java.net.InetAddress getInetAddress()

getInet4Address

java.net.Inet4Address getInet4Address()

getInet6Address

java.net.Inet6Address getInet6Address()

getInterface

public java.net.NetworkInterface getInterface()

conflictWithRecord

public boolean conflictWithRecord(DNSRecord.Address record)

incrementHostName

java.lang.String incrementHostName()

shouldIgnorePacket

boolean shouldIgnorePacket(java.net.DatagramPacket packet)

getDNSAddressRecord

DNSRecord.Address getDNSAddressRecord(DNSRecordType type,
                                      boolean unique,
                                      int ttl)

getDNS4AddressRecord

private DNSRecord.Address getDNS4AddressRecord(boolean unique,
                                               int ttl)

getDNS6AddressRecord

private DNSRecord.Address getDNS6AddressRecord(boolean unique,
                                               int ttl)

getDNSReverseAddressRecord

DNSRecord.Pointer getDNSReverseAddressRecord(DNSRecordType type,
                                             boolean unique,
                                             int ttl)

getDNS4ReverseAddressRecord

private DNSRecord.Pointer getDNS4ReverseAddressRecord(boolean unique,
                                                      int ttl)

getDNS6ReverseAddressRecord

private DNSRecord.Pointer getDNS6ReverseAddressRecord(boolean unique,
                                                      int ttl)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

answers

public java.util.Collection<DNSRecord> answers(DNSRecordClass recordClass,
                                               boolean unique,
                                               int ttl)

getDns

public JmDNSImpl getDns()

Returns the DNS associated with this object.

Specified by:

getDns in interface DNSStatefulObject

Returns:

DNS resolver

advanceState

public boolean advanceState(DNSTask task)

Sets the state and notifies all objects that wait on the ServiceInfo.

Specified by:

advanceState in interface DNSStatefulObject

Parameters:

task - associated task

Returns:

true if the state was changed by this thread, false otherwise.

See Also:

DNSState.advance()

removeAssociationWithTask

public void removeAssociationWithTask(DNSTask task)

Remove the association of the task with this Object.

Specified by:

removeAssociationWithTask in interface DNSStatefulObject

Parameters:

task - associated task

revertState

public boolean revertState()

Sets the state and notifies all objects that wait on the ServiceInfo.

Specified by:

revertState in interface DNSStatefulObject

Returns:

true if the state was changed by this thread, false otherwise.

See Also:

DNSState.revert()

associateWithTask

public void associateWithTask(DNSTask task,
                              DNSState state)

Sets the task associated with this Object.

Specified by:

associateWithTask in interface DNSStatefulObject

Parameters:

task - associated task

state - state of the task

isAssociatedWithTask

public boolean isAssociatedWithTask(DNSTask task,
                                    DNSState state)

Checks if this object is associated with the task and in the same state.

Specified by:

isAssociatedWithTask in interface DNSStatefulObject

Parameters:

task - associated task

state - state of the task

Returns:

true is the task is associated with this object, false otherwise.

cancelState

public boolean cancelState()

Sets the state and notifies all objects that wait on the ServiceInfo.

Specified by:

cancelState in interface DNSStatefulObject

Returns:

true if the state was changed by this thread, false otherwise.

closeState

public boolean closeState()

Sets the state and notifies all objects that wait on the ServiceInfo.

Specified by:

closeState in interface DNSStatefulObject

Returns:

true if the state was changed by this thread, false otherwise.

recoverState

public boolean recoverState()

Sets the state and notifies all objects that wait on the ServiceInfo.

Specified by:

recoverState in interface DNSStatefulObject

Returns:

true if the state was changed by this thread, false otherwise.

isProbing

public boolean isProbing()

Returns true, if this is a probing state.

Specified by:

isProbing in interface DNSStatefulObject

Returns:

true if probing state, false otherwise

isAnnouncing

public boolean isAnnouncing()

Returns true, if this is an announcing state.

Specified by:

isAnnouncing in interface DNSStatefulObject

Returns:

true if announcing state, false otherwise

isAnnounced

public boolean isAnnounced()

Returns true, if this is an announced state.

Specified by:

isAnnounced in interface DNSStatefulObject

Returns:

true if announced state, false otherwise

isCanceling

public boolean isCanceling()

Returns true, if this is a canceling state.

Specified by:

isCanceling in interface DNSStatefulObject

Returns:

true if canceling state, false otherwise

isCanceled

public boolean isCanceled()

Returns true, if this is a canceled state.

Specified by:

isCanceled in interface DNSStatefulObject

Returns:

true if canceled state, false otherwise

isClosing

public boolean isClosing()

Returns true, if this is a closing state.

Specified by:

isClosing in interface DNSStatefulObject

Returns:

true if closing state, false otherwise

isClosed

public boolean isClosed()

Returns true, if this is a closed state.

Specified by:

isClosed in interface DNSStatefulObject

Returns:

true if closed state, false otherwise

waitForAnnounced

public boolean waitForAnnounced(long timeout)

Waits for the object to be announced.

Specified by:

waitForAnnounced in interface DNSStatefulObject

Parameters:

timeout - the maximum time to wait in milliseconds.

Returns:

true if the object is announced, false otherwise

waitForCanceled

public boolean waitForCanceled(long timeout)

Waits for the object to be canceled.

Specified by:

waitForCanceled in interface DNSStatefulObject

Parameters:

timeout - the maximum time to wait in milliseconds.

Returns:

true if the object is canceled, false otherwise