public void init() throws AxisFault{
        userName = HDConstants.USER_NAME;
        password = HDConstants.PASSWORD;
        backEndServerURL = HDConstants.SERVER_URL;

    setKeyStore();
    configCtx = ConfigurationContextFactory.createConfigurationContextFromFileSystem(null, null);
}

public void setKeyStore() {
    System.setProperty("javax.net.ssl.trustStore", HDConstants.TRUST_STORE_PATH);
    System.setProperty("javax.net.ssl.trustStorePassword", HDConstants.TRUST_STORE_PASSWORD);
    System.setProperty("javax.net.ssl.trustStoreType", HDConstants.TRUST_STORE_TYPE);
}

public boolean authenticateUser(String userName, String password) throws Exception {
    String serviceURL = null;
    ServiceClient client = null;
    Options option = null;
    boolean isAuthenticated = false;
    AuthenticationAdminStub authStub = null;

    serviceURL = backEndServerURL + "AuthenticationAdmin";
    authStub = new AuthenticationAdminStub(configCtx, serviceURL);
    client = authStub._getServiceClient();
    option = client.getOptions();
    option.setManageSession(true);
    option.setProperty(org.apache.axis2.transport.http.HTTPConstants.COOKIE_STRING, authCookie);
    isAuthenticated = authStub.login(userName, password, HDConstants.APP_ID);
    authCookie = (String) authStub._getServiceClient().getServiceContext()
            .getProperty(HTTPConstants.COOKIE_STRING);
    System.out.println(" Auth Cookie ==== " + authCookie);
    return isAuthenticated;
}
`

AuthenticationServiceClient authenticationServiceClient = new AuthenticationServiceClient();
           authenticationServiceClient.init();
           authenticationServiceClient.authenticateUser("admin", "admin");

at org.apache.axis2.deployment.AxisConfigBuilder.processTransportSenders(AxisConfigBuilder.java:688)
at org.apache.axis2.deployment.AxisConfigBuilder.populateConfig(AxisConfigBuilder.java:124)
at org.apache.axis2.deployment.DeploymentEngine.populateAxisConfiguration(DeploymentEngine.java:887)
at org.apache.axis2.deployment.FileSystemConfigurator.getAxisConfiguration(FileSystemConfigurator.java:116)
at org.apache.axis2.context.ConfigurationContextFactory.createConfigurationContext(ConfigurationContextFactory.java:64)
at org.apache.axis2.context.ConfigurationContextFactory.createConfigurationContextFromFileSystem(ConfigurationContextFactory.java:210)
at com.home.hduser.wsois.AuthenticationServiceClient.init(AuthenticationServiceClient.java:29)