Class UnixPrincipal

java.lang.Object

com.sun.security.auth.UnixPrincipal

All Implemented Interfaces:

Serializable, Principal

public class UnixPrincipal
extends Object
implements Principal, Serializable

This class implements the Principal interface and represents a Unix user.

Principals such as this UnixPrincipal may be associated with a particular Subject to augment that Subject with an additional identity. Refer to the Subject class for more information on how to achieve this. Authorization decisions can then be based upon the Principals associated with a Subject.

Since:

1.4

See Also:

• Principal
• Subject
• Serialized Form

Constructor Summary

Constructors

Constructor	Description
UnixPrincipal(String name)	Create a UnixPrincipal with a Unix username.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)	Compares the specified Object with this UnixPrincipal for equality.
String	getName()	Return the Unix username for this UnixPrincipal.
int	hashCode()	Return a hash code for this UnixPrincipal.
String	toString()	Return a string representation of this UnixPrincipal.

Methods declared in class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Modifier and Type	Method	Description
protected Object	clone()	Creates and returns a copy of this object.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
final Class<?>	getClass()	Returns the runtime class of this Object.
final void	notify()	Wakes up a single thread that is waiting on this object's monitor.
final void	notifyAll()	Wakes up all threads that are waiting on this object's monitor.
final void	wait()	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
final void	wait(long timeoutMillis)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
final void	wait(long timeoutMillis, int nanos)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Methods declared in interface Principal

implies

Modifier and Type	Method	Description
default boolean	implies(Subject subject)	Returns true if the specified subject is implied by this Principal.

Constructor Details

UnixPrincipal

public UnixPrincipal(String name)

Create a UnixPrincipal with a Unix username.

Parameters:

name - the Unix username for this user.

Throws:

NullPointerException - if the name is null.

Method Details

getName

public String getName()

Return the Unix username for this UnixPrincipal.

Specified by:

getName in interface Principal

Returns:

the Unix username for this UnixPrincipal

toString

public String toString()

Return a string representation of this UnixPrincipal.

Specified by:

toString in interface Principal

Overrides:

toString in class Object

Returns:

a string representation of this UnixPrincipal.

equals

public boolean equals(Object o)

Compares the specified Object with this UnixPrincipal for equality. Returns true if the given object is also a UnixPrincipal and the two UnixPrincipals have the same username.

Specified by:

equals in interface Principal

Overrides:

equals in class Object

Parameters:

o - Object to be compared for equality with this UnixPrincipal.

Returns:

true if the specified Object is equal to this UnixPrincipal.

See Also:

• Object.hashCode()
• HashMap

hashCode

public int hashCode()

Return a hash code for this UnixPrincipal.

Specified by:

hashCode in interface Principal

Overrides:

hashCode in class Object

Returns:

a hash code for this UnixPrincipal.

See Also:

• Object.equals(java.lang.Object)
• System.identityHashCode(Object)