public void TestDataWSUsername2()
        {
            DataClient dataClient = new DataClientImpl(TestConstants.wsLocation, TestConstants.testWsUsername, TestConstants.testWsPassword);

            dataClient.enableLogging();

            String userId        = "e4269366-ddfb-43dc-838d-01569a8c4c22";
            String attributeName = "guido.data.future.plans";
            String value         = "Value 1";
            String value2        = "Value 2";

            // Remove old attribute if any
            dataClient.removeAttributes(userId, attributeName);

            // Create
            LinkIDAttribute linkIDAttribute = new LinkIDAttribute(null, attributeName, value);

            dataClient.createAttribute(userId, linkIDAttribute);

            // Get
            List <LinkIDAttribute> attributes = dataClient.getAttributes(userId, attributeName);

            Assert.AreEqual(1, attributes.Count);
            Assert.AreEqual(value, (String)attributes[0].value);

            // Set
            linkIDAttribute.value = value2;
            dataClient.setAttributeValue(userId, linkIDAttribute);

            // Get
            attributes = dataClient.getAttributes(userId, attributeName);
            Assert.AreEqual(1, attributes.Count);
            Assert.AreEqual(value2, (String)attributes[0].value);

            // Delete
            dataClient.removeAttributes(userId, attributeName);

            // Get
            attributes = dataClient.getAttributes(userId, attributeName);
            Assert.AreEqual(1, attributes.Count);
        }
        public void TestDataWSUsername1()
        {
            DataClient dataClient = new DataClientImpl(TestConstants.wsLocation, TestConstants.testWsUsername, TestConstants.testWsPassword);

            dataClient.enableLogging();

            String userId        = "e4269366-ddfb-43dc-838d-01569a8c4c22";
            String attributeName = "guido.data.future.plans";

            // Get
            List <LinkIDAttribute> attributes = dataClient.getAttributes(userId, attributeName);

            Assert.AreEqual(0, attributes.Count);
        }