Package com.amazonaws.services.dynamodbv2.datamodeling

Examples of com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBMapper$ValueUpdate

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                // update call
                ExpectedAttributeValue expected = new ExpectedAttributeValue();

                // For new objects, insist that the value doesn't exist.
                // For existing ones, insist it has the old value.
                AttributeValue currentValue = getSimpleAttributeValue(method, getterResult);
                expected.setExists(currentValue != null);
                if ( currentValue != null ) {
                    expected.setValue(currentValue);
                }
                expectedValues.put(attributeName, expected);
            }

            AttributeValue newVersionValue = getVersionAttributeValue(method, getterResult);
            updateValues
                    .put(attributeName, new AttributeValueUpdate().withAction("PUT").withValue(newVersionValue));
            inMemoryUpdates.add(new ValueUpdate(method, newVersionValue, object));
        }
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    private <T> Map<String, AttributeValue> getKey(T keyObject, Class<T> clazz) {
        Map<String, AttributeValue> key = new HashMap<String, AttributeValue>();
        for (Method keyGetter : reflector.getKeyGetters(clazz)) {
            Object getterResult = safeInvoke(keyGetter, keyObject);
            AttributeValue keyAttributeValue = getSimpleAttributeValue(keyGetter, getterResult);
            if (keyAttributeValue == null) {
                throw new DynamoDBMappingException("Null key found for " + keyGetter);
            }
            key.put(reflector.getAttributeName(keyGetter), keyAttributeValue);
        }
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                if ( reflector.isVersionAttributeGetter(method) ) {
                    Object getterResult = safeInvoke(method, object);
                    String attributeName = reflector.getAttributeName(method);

                    ExpectedAttributeValue expected = new ExpectedAttributeValue();
                    AttributeValue currentValue = getSimpleAttributeValue(method, getterResult);
                    expected.setExists(currentValue != null);
                    if ( currentValue != null )
                        expected.setValue(currentValue);
                    expectedValues.put(attributeName, expected);
                    break;
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            // Look at every getter and construct a value object for it
            for ( Method method : reflector.getRelevantGetters(clazz) ) {
                Object getterResult = safeInvoke(method, toWrite);
                String attributeName = reflector.getAttributeName(method);

                AttributeValue currentValue = null;
                if ( getterResult == null && reflector.isAssignableKey(method) ) {
                    currentValue = getAutoGeneratedKeyAttributeValue(method, getterResult);
                    inMemoryUpdates.add(new ValueUpdate(method, currentValue, toWrite));
                } else {
                    currentValue = getSimpleAttributeValue(method, getterResult);
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    private <T> Map<String, AttributeValue> getKey(T keyObject, Class<T> clazz) {
        Map<String, AttributeValue> key = new HashMap<String, AttributeValue>();
        for (Method keyGetter : reflector.getPrimaryKeyGetters(clazz)) {
            Object getterResult = safeInvoke(keyGetter, keyObject);
            AttributeValue keyAttributeValue = getSimpleAttributeValue(keyGetter, getterResult);
            if (keyAttributeValue == null) {
                throw new DynamoDBMappingException("Null key found for " + keyGetter);
            }
            key.put(reflector.getAttributeName(keyGetter), keyAttributeValue);
        }
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                if ( reflector.isVersionAttributeGetter(method) ) {
                    Object getterResult = safeInvoke(method, object);
                    String attributeName = reflector.getAttributeName(method);

                    ExpectedAttributeValue expected = new ExpectedAttributeValue();
                    AttributeValue currentValue = getSimpleAttributeValue(method, getterResult);
                    expected.setExists(currentValue != null);
                    if ( currentValue != null )
                        expected.setValue(currentValue);
                    expectedValues.put(attributeName, expected);
                    break;
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            // Look at every getter and construct a value object for it
            for ( Method method : reflector.getRelevantGetters(clazz) ) {
                Object getterResult = safeInvoke(method, toWrite);
                String attributeName = reflector.getAttributeName(method);

                AttributeValue currentValue = null;
                if ( getterResult == null && reflector.isAssignableKey(method) ) {
                    currentValue = getAutoGeneratedKeyAttributeValue(method, getterResult);
                    inMemoryUpdates.add(new ValueUpdate(method, currentValue, toWrite));
                } else {
                    currentValue = getSimpleAttributeValue(method, getterResult);
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         *            The name of the non-key attribute.
         * @param currentValue
         *            The updated value of the given attribute.
         */
        protected void onNonKeyAttribute(String attributeName, AttributeValue currentValue) {
            updateValues.put(attributeName, new AttributeValueUpdate()
                    .withValue(currentValue).withAction("PUT"));
        }
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        private void onAutoGenerateAssignableKey(Method method, String attributeName) {
            AttributeValue newVersionValue = getAutoGeneratedKeyAttributeValue(method, null);
           
            updateValues.put(attributeName,
                    new AttributeValueUpdate().withAction("PUT").withValue(newVersionValue));
            inMemoryUpdates.add(new ValueUpdate(method, newVersionValue, object));
           
            if ( getLocalSaveBehavior() != SaveBehavior.CLOBBER ) {
                // Add an expect clause to make sure that the item
                // doesn't already exist, since it's supposed to be new
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                expectedValues.put(attributeName, expected);
            }

            AttributeValue newVersionValue = getVersionAttributeValue(method, getterResult);
            updateValues
                    .put(attributeName, new AttributeValueUpdate().withAction("PUT").withValue(newVersionValue));
            inMemoryUpdates.add(new ValueUpdate(method, newVersionValue, object));
        }
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Related Classes of com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBMapper$ValueUpdate

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  • com.amazonaws.ClientConfiguration
  • com.amazonaws.handlers.HandlerChainFactory
  • com.amazonaws.http.ExecutionContext
  • com.amazonaws.http.JsonErrorResponseHandler
  • com.amazonaws.internal.StaticCredentialsProvider
  • com.amazonaws.metrics.internal.cloudwatch.provider.transform.DynamoDBRequestMetricTransformer
  • com.amazonaws.services.dynamodbv2.datamodeling.ArgumentMarshaller.StringAttributeMarshaller
  • com.amazonaws.services.dynamodbv2.datamodeling.ArgumentMarshaller.StringSetAttributeMarshaller
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