check
This method of the ThreadPermission Class determines whether the specified threading object can be manipulated.
Syntax
public void check(Object param)throws SecurityException;
Parameters
param |
The security request parameter. It must be an instance of Thread or ThreadGroup. |
Remarks
If the specified Object is a Thread, the check takes place as follows:
- If the permission allows unrestricted thread access, the check succeeds.
- If the Thread exists within the ThreadGroup object associated with this permission or within one of its children, the check succeeds. Otherwise, it fails.
If the specified Object is a ThreadGroup, the check takes place as follows:
- If the permission allows unrestricted thread group access, the check succeeds.
- If the ThreadGroup is the ThreadGroup object associated with this permission or one of its children, the check succeeds. Otherwise, it fails.
Exceptions
SecurityException if the permission does not allow access to the specified threading object.
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