Class GroupImpl

  • All Implemented Interfaces:
    java.security.acl.Group, java.security.Principal
    Direct Known Subclasses:
    WorldGroupImpl

    public class GroupImpl
    extends java.lang.Object
    implements java.security.acl.Group
    This class implements a group of principals.
    Author:
    Satish Dharmaraj
    • Constructor Summary

      Constructors 
      Constructor Description
      GroupImpl​(java.lang.String groupName)
      Constructs a Group object with no members.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean addMember​(java.security.Principal user)
      adds the specified member to the group.
      boolean equals​(java.security.acl.Group another)
      This function returns true if the group passed matches the group represented in this interface.
      java.lang.String getName()
      return the name of the principal.
      int hashCode()
      return a hashcode for the principal.
      boolean isMember​(java.security.Principal member)
      returns true if the passed principal is a member of the group.
      java.util.Enumeration<java.security.Principal> members()
      returns the enumeration of the members in the group.
      boolean removeMember​(java.security.Principal user)
      removes the specified member from the group.
      java.lang.String toString()
      Prints a stringified version of the group.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait
      • Methods inherited from interface java.security.Principal

        equals, implies
    • Constructor Detail

      • GroupImpl

        public GroupImpl​(java.lang.String groupName)
        Constructs a Group object with no members.
        Parameters:
        groupName - the name of the group
    • Method Detail

      • addMember

        public boolean addMember​(java.security.Principal user)
        adds the specified member to the group.
        Specified by:
        addMember in interface java.security.acl.Group
        Parameters:
        user - The principal to add to the group.
        Returns:
        true if the member was added - false if the member could not be added.
      • removeMember

        public boolean removeMember​(java.security.Principal user)
        removes the specified member from the group.
        Specified by:
        removeMember in interface java.security.acl.Group
        Parameters:
        user - The principal to remove from the group.
        true - if the principal was removed false if the principal was not a member
      • members

        public java.util.Enumeration<java.security.Principal> members()
        returns the enumeration of the members in the group.
        Specified by:
        members in interface java.security.acl.Group
      • equals

        public boolean equals​(java.security.acl.Group another)
        This function returns true if the group passed matches the group represented in this interface.
        Parameters:
        another - The group to compare this group to.
      • toString

        public java.lang.String toString()
        Prints a stringified version of the group.
        Specified by:
        toString in interface java.security.Principal
        Overrides:
        toString in class java.lang.Object
      • hashCode

        public int hashCode()
        return a hashcode for the principal.
        Specified by:
        hashCode in interface java.security.Principal
        Overrides:
        hashCode in class java.lang.Object
      • isMember

        public boolean isMember​(java.security.Principal member)
        returns true if the passed principal is a member of the group.
        Specified by:
        isMember in interface java.security.acl.Group
        Parameters:
        member - The principal whose membership must be checked for.
        Returns:
        true if the principal is a member of this group, false otherwise
      • getName

        public java.lang.String getName()
        return the name of the principal.
        Specified by:
        getName in interface java.security.Principal