Method: GET_INSTANCE
Method: IS_AUTH_HOLDER_OBJECT_VALID
Method: GET_AUTHORIZATION
Method: SET_AUTHORIZATION_EDMS
Method: CLASS_CONSTRUCTOR
Method: IS_AUTH_HOLDER_TYPE_VALID
Method: DELETE_ADMIN_AUTHORIZATION
Method: SET_CALLER
Method: IS_AUTH_ACTIVITY_VALID
Method: SET_AUTHORIZATION
Method: MAINTAIN_AUTHORIZATION
Method: CONSTRUCTOR
Method: PROCESS_PROJECT_AUTHORIZATION