edu.emory.mathcs.util.security.action
Class GetPropertyAction

java.lang.Object
  extended byedu.emory.mathcs.util.security.action.GetPropertyAction
All Implemented Interfaces:
java.security.PrivilegedAction

public class GetPropertyAction
extends java.lang.Object
implements java.security.PrivilegedAction

A convenience class for retrieving the string value of a system property as a privileged action.

See Also:
PrivilegedAction, AccessController

Constructor Summary
GetPropertyAction(java.lang.String prop)
          Constructor that takes the name of the system property whose string value needs to be determined.
GetPropertyAction(java.lang.String prop, java.lang.String defaultVal)
          Constructor that takes the name of the system property and the default value to be used when property is not set.
 
Method Summary
 java.lang.Object run()
          Determines the string value of the system property whose name was specified in the constructor.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GetPropertyAction

public GetPropertyAction(java.lang.String prop)
Constructor that takes the name of the system property whose string value needs to be determined.

Parameters:
prop - the name of the system property

GetPropertyAction

public GetPropertyAction(java.lang.String prop,
                         java.lang.String defaultVal)
Constructor that takes the name of the system property and the default value to be used when property is not set.

Parameters:
prop - the name of the system property
defaultVal - the default value
Method Detail

run

public java.lang.Object run()
Determines the string value of the system property whose name was specified in the constructor.

Specified by:
run in interface java.security.PrivilegedAction
Returns:
the string value of the system property, or the default value if there is no property with that key.