/** @see UserAdmin#removeRole(String) */
@Override
public boolean removeRole(String name) {
if (null == name) {
throw (new IllegalArgumentException(UserAdminMessages.MSG_INVALID_NAME));
}
if (!"".equals(name) && !Role.USER_ANYONE.equals(name)) {
Role role = getRole(name);
if (null != role) {
checkAdminPermission();
try {
StorageProvider storageProvider = getStorageProvider();
if (storageProvider.deleteRole(role)) {
fireEvent(UserAdminEvent.ROLE_REMOVED, role);
return true;
} else {
logMessage(this, LogService.LOG_ERROR, "Role '" + name + "' could not be deleted");
}
} catch (StorageException e) {
logMessage(this, LogService.LOG_ERROR, e.getMessage());
}
} else {
logMessage(this, LogService.LOG_ERROR, "Role '" + name + "' does not exist.");
}
} else {
logMessage(
this,
LogService.LOG_ERROR,
"Standard user '" + Role.USER_ANYONE + "' cannot be removed.");
}
return false;
}
/**
* Returns whether or not the given role is a predefined role.
*
* <p>Currently, there's only a single predefined role: {@link Role#USER_ANYONE}.
*
* @param roleName the role name to check, may be <code>null</code>.
* @return <code>true</code> if the given role is predefined, <code>false</code> otherwise.
*/
private boolean isPredefinedRole(String roleName) {
return Role.USER_ANYONE.equals(roleName);
}
@Override
public boolean implies(Optional<User> user, Map<String, Boolean> checked) {
return Role.USER_ANYONE.equals(getName());
}