set the logon username of this user , which must be unique within the scope of a userdatabase . concode_field_sep String password concode_elem_sep String fullName concode_elem_sep String username concode_field_sep void removeRole concode_elem_sep void setPassword concode_elem_sep boolean isInGroup concode_elem_sep String getName concode_elem_sep boolean isInRole concode_elem_sep String getUsername concode_elem_sep String getPassword concode_elem_sep void removeGroups concode_elem_sep void removeGroup concode_elem_sep void setFullName concode_elem_sep String getFullName concode_elem_sep void addGroup concode_elem_sep Iterator getGroups concode_elem_sep void addRole concode_elem_sep void removeRoles concode_elem_sep Iterator getRoles
void function ( String arg0 ) { this . username = arg0 ; }