Class UnixNumericGroupPrincipal
java.lang.Object
com.sun.security.auth.UnixNumericGroupPrincipal
- All Implemented Interfaces:
Serializable,Principal
This class implements the
Principal interface
and represents a user's Unix group identification number (GID).
Principals such as this UnixNumericGroupPrincipal
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:
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Constructor Summary
ConstructorsConstructorDescriptionUnixNumericGroupPrincipal(long name, boolean primaryGroup) Create aUnixNumericGroupPrincipalusing a long representation of the user's group identification number (GID).UnixNumericGroupPrincipal(String name, boolean primaryGroup) Create aUnixNumericGroupPrincipalusing aStringrepresentation of the user's group identification number (GID). -
Method Summary
Modifier and TypeMethodDescriptionbooleanCompares the specified Object with thisUnixNumericGroupPrincipalfor equality.getName()Return the user's group identification number (GID) for thisUnixNumericGroupPrincipal.inthashCode()Return a hash code for thisUnixNumericGroupPrincipal.booleanReturn whether this group identification number (GID) represents the primary group to which this user belongs.longReturn the user's group identification number (GID) for thisUnixNumericGroupPrincipalas a long.toString()Return a string representation of thisUnixNumericGroupPrincipal.
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Constructor Details
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UnixNumericGroupPrincipal
Create aUnixNumericGroupPrincipalusing aStringrepresentation of the user's group identification number (GID).- Parameters:
name- the user's group identification number (GID) for this user.primaryGroup- true if the specified GID represents the primary group to which this user belongs.- Throws:
NullPointerException- if thenameisnull.
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UnixNumericGroupPrincipal
public UnixNumericGroupPrincipal(long name, boolean primaryGroup) Create aUnixNumericGroupPrincipalusing a long representation of the user's group identification number (GID).- Parameters:
name- the user's group identification number (GID) for this user represented as a long.primaryGroup- true if the specified GID represents the primary group to which this user belongs.
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Method Details
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getName
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longValue
public long longValue()Return the user's group identification number (GID) for thisUnixNumericGroupPrincipalas a long.- Returns:
- the user's group identification number (GID) for this
UnixNumericGroupPrincipalas a long.
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isPrimaryGroup
public boolean isPrimaryGroup()Return whether this group identification number (GID) represents the primary group to which this user belongs.- Returns:
- true if this group identification number (GID) represents the primary group to which this user belongs, or false otherwise.
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toString
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equals
Compares the specified Object with thisUnixNumericGroupPrincipalfor equality. Returns true if the given object is also aUnixNumericGroupPrincipaland the two UnixNumericGroupPrincipals have the same group identification number (GID). -
hashCode
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