@Component
public class BasicAuthAuthorizationInterceptor extends SoapHeaderInterceptor {

    private static final Logger log = LoggerFactory.getLogger(BasicAuthAuthorizationInterceptor.class);

    @Value("#{${accepted.username.pass1}}")
    private Map<String,String> authMap;

    @Override
    public void handleMessage(Message message) throws Fault {
        AuthorizationPolicy policy = message.get(AuthorizationPolicy.class);

        // If the policy is not set, the user did not specify credentials.
        // 401 is sent to the client to indicate that authentication is required.
        if (policy == null) {
            sendErrorResponse(message, HttpURLConnection.HTTP_UNAUTHORIZED);
            return;
        }

        String username = policy.getUserName();
        String password = policy.getPassword();

        // CHECK USERNAME AND PASSWORD
        if (!checkLogin(username,password)) {

             sendErrorResponse(message, HttpURLConnection.HTTP_FORBIDDEN);
        }
    }

    public boolean checkLogin(String username, String password) {


        MapUtils.debugPrint(System.out, "Map: " , authMap);

        if (authMap.containsKey(username.trim()) && password.trim().equals(authMap.get(username).trim())) {
            return true;
        }
        return false;
    }

@RunWith(SpringJUnit4ClassRunner.class)
 @ContextConfiguration(classes = SpumConfig.class)
public class BasicAuthAuthorizationInterceptorTest {

    private static final Logger log = LoggerFactory.getLogger(BasicAuthAuthorizationInterceptorTest.class);

    @Autowired
    BasicAuthAuthorizationInterceptor basicAuthAuthorizationInterceptor;
    @Test
    public void handleMessage() throws Exception {
       log.info(String.valueOf(basicAuthAuthorizationInterceptor.checkLogin("abc", "321")));
    }}

Map: =
{
    abc = 325 java.lang.String
    cda = 322 java.lang.String
    sss = Bas3 java.lang.String
} java.util.Collections$UnmodifiableMap

Map:  = null