Adds an attribute to the subject. Two or more attribute values can be associated with the same attribute. Attributes added to a subject with this method are not reflected in the user management repository.

public void addAttribute(String alias,
                         Object attr)
  throws IllegalStateException;

alias:

Specifies the attribute name to be bound to the subject.

attr:

Specifies the attribute value to be bound to the subject.

java.lang.IllegalStateException:

If the object is invalid, java.lang.IllegalStateException occurs. Note that this exception inherits from java.lang.RuntimeException and can therefore be compiled without being defined in catch or throws.

This exception occurs when both of the following conditions coexist:

• The subject that has this object is read-only.
• The logout process is performed using the logout method.

None