java.util
Class PropertyPermission

java.lang.Object
  java.security.Permission
      java.security.BasicPermission
          java.util.PropertyPermission

All Implemented Interfaces:

Serializable, Guard

public final class PropertyPermission
extends BasicPermission

PropertyPermission objects represent permission to access system properties.

See Also:

Serialized Form

Constructor Summary

PropertyPermission(String name, String actions)
Constructs a new instance of this class.

Method Summary

boolean	equals(Object o) Compares the argument to the receiver, and returns true if they represent the same object using a class specific comparison.
String	getActions() Returns the actions associated with the receiver.
int	hashCode() Returns an integer hash code for the receiver.
boolean	implies(Permission permission) Indicates whether the argument permission is implied by the receiver.
PermissionCollection	newPermissionCollection() Returns a new PermissionCollection for holding permissions of this class.

Methods inherited from class java.security.Permission

checkGuard, getName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

PropertyPermission

public PropertyPermission(String name,
                          String actions)

Constructs a new instance of this class.

Parameters:

name - java.lang.String the (possibly wildcarded) name of the property.

actions - java.lang.String the actions which are applicable to it.

Method Detail

equals

public boolean equals(Object o)

Compares the argument to the receiver, and returns true if they represent the same object using a class specific comparison. In this case, the receiver must be for the same property as the argument, and must have the same actions.

Overrides:

equals in class BasicPermission

Parameters:

o - the object to compare with this object

Returns:

true if the object is the same as this object false if it is different from this object

See Also:

hashCode()

getActions

public String getActions()

Returns the actions associated with the receiver. The result will be either "read", "write", or "read,write".

Overrides:

getActions in class BasicPermission

Returns:

String the actions associated with the receiver.

hashCode

public int hashCode()

Returns an integer hash code for the receiver. Any two objects which answer true when passed to equals must answer the same value for this method.

Overrides:

hashCode in class BasicPermission

Returns:

the receiver's hash

See Also:

equals(java.lang.Object)

implies

public boolean implies(Permission permission)

Indicates whether the argument permission is implied by the receiver.

Overrides:

implies in class BasicPermission

Parameters:

permission - java.security.Permission the permission to check

Returns:

boolean true if the argument permission is implied by the receiver, and false if it is not.

newPermissionCollection

public PermissionCollection newPermissionCollection()

Returns a new PermissionCollection for holding permissions of this class. Answer null if any permission collection can be used.

Overrides:

newPermissionCollection in class BasicPermission

Returns:

a new PermissionCollection or null see java.security.BasicPermissionCollection

See Also:

BasicPermissionCollection