Examples of BatchGetItemResult

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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            final Map<String, Class<?>> classesByTableName,
            final Map<String, KeysAndAttributes> requestItems,
            final Map<String, List<Object>> resultSet,
            final DynamoDBMapperConfig config) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest()
            .withRequestMetricCollector(config.getRequestMetricCollector());
        batchGetItemRequest.setRequestItems(requestItems);
        int retries = 0;
        int noOfItemsInOriginalRequest = requestItems.size();
        do {
            if ( batchGetItemResult != null ) {
              retries++;

        if (noOfItemsInOriginalRequest == batchGetItemResult
            .getUnprocessedKeys().size()){
          pauseExponentially(retries);
          if (retries > BATCH_GET_MAX_RETRY_COUNT_ALL_KEYS) {
            throw new AmazonClientException(
                "Batch Get Item request to server hasn't received any data. Please try again later.");
          }
        }

                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                Class<?> clazz = classesByTableName.get(tableName);

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    AttributeTransformer.Parameters<?> parameters =
                        toParameters(item, clazz, config);
                    objects.add(marshalIntoObject(parameters));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
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Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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    private void processBatchGetRequest(Map<String, Class<?>> classesByTableName,
                                        Map<String, KeysAndAttributes> requestItems,
                                        Map<String, List<Object>> resultSet) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest();
        batchGetItemRequest.setRequestItems(requestItems);
        do {
            if ( batchGetItemResult != null ) {
                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    objects.add(marshallIntoObject(classesByTableName.get(tableName), item));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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            final Map<String, Class<?>> classesByTableName,
            final Map<String, KeysAndAttributes> requestItems,
            final Map<String, List<Object>> resultSet,
            final DynamoDBMapperConfig config) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest()
            .withRequestMetricCollector(config.getRequestMetricCollector());
        batchGetItemRequest.setRequestItems(requestItems);
        int retries = 0;
        int noOfItemsInOriginalRequest = requestItems.size();
        do {
            if ( batchGetItemResult != null ) {
              retries++;

        if (noOfItemsInOriginalRequest == batchGetItemResult
            .getUnprocessedKeys().size()){
          pauseExponentially(retries);
          if (retries > BATCH_GET_MAX_RETRY_COUNT_ALL_KEYS) {
            throw new AmazonClientException(
                "Batch Get Item request to server hasn't received any data. Please try again later.");
          }
        }

                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                Class<?> clazz = classesByTableName.get(tableName);

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    AttributeTransformer.Parameters<?> parameters =
                        toParameters(item, clazz, config);
                    objects.add(marshalIntoObject(parameters));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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            final Map<String, Class<?>> classesByTableName,
            final Map<String, KeysAndAttributes> requestItems,
            final Map<String, List<Object>> resultSet,
            final DynamoDBMapperConfig config) {
       
        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest()
            .withRequestMetricCollector(config.getRequestMetricCollector());
        batchGetItemRequest.setRequestItems(requestItems);
        do {
            if ( batchGetItemResult != null ) {
                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                Class<?> clazz = classesByTableName.get(tableName);

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    AttributeTransformer.Parameters<?> parameters =
                        toParameters(item, clazz, config);
                    objects.add(marshalIntoObject(parameters));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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            final Map<String, Class<?>> classesByTableName,
            final Map<String, KeysAndAttributes> requestItems,
            final Map<String, List<Object>> resultSet,
            final DynamoDBMapperConfig config) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest()
            .withRequestMetricCollector(config.getRequestMetricCollector());
        batchGetItemRequest.setRequestItems(requestItems);
        int retries = 0;
        int noOfItemsInOriginalRequest = requestItems.size();
        do {
            if ( batchGetItemResult != null ) {
                retries++;

                if (noOfItemsInOriginalRequest == batchGetItemResult
                        .getUnprocessedKeys().size()){
                    pauseExponentially(retries);
                    if (retries > BATCH_GET_MAX_RETRY_COUNT_ALL_KEYS) {
                        throw new AmazonClientException(
                                "Batch Get Item request to server hasn't received any data. Please try again later.");
                    }
                }

                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                Class<?> clazz = classesByTableName.get(tableName);

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    AttributeTransformer.Parameters<?> parameters =
                        toParameters(item, clazz, config);
                    objects.add(marshalIntoObject(parameters));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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    private void processBatchGetRequest(Map<String, Class<?>> classesByTableName,
                                        Map<String, KeysAndAttributes> requestItems,
                                        Map<String, List<Object>> resultSet) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest();
        batchGetItemRequest.setRequestItems(requestItems);
        do {
            if ( batchGetItemResult != null ) {
                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    objects.add(marshallIntoObject(classesByTableName.get(tableName), item));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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            final Map<String, Class<?>> classesByTableName,
            final Map<String, KeysAndAttributes> requestItems,
            final Map<String, List<Object>> resultSet,
            final DynamoDBMapperConfig config) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest()
            .withRequestMetricCollector(config.getRequestMetricCollector());
        batchGetItemRequest.setRequestItems(requestItems);
        int retries = 0;
        int noOfItemsInOriginalRequest = requestItems.size();
        do {
            if ( batchGetItemResult != null ) {
              retries++;

        if (noOfItemsInOriginalRequest == batchGetItemResult
            .getUnprocessedKeys().size()){
          pauseExponentially(retries);
          if (retries > BATCH_GET_MAX_RETRY_COUNT_ALL_KEYS) {
            throw new AmazonClientException(
                "Batch Get Item request to server hasn't received any data. Please try again later.");
          }
        }

                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                Class<?> clazz = classesByTableName.get(tableName);

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    AttributeTransformer.Parameters<?> parameters =
                        toParameters(item, clazz, config);
                    objects.add(marshalIntoObject(parameters));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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    private void processBatchGetRequest(Map<String, Class<?>> classesByTableName,
                                        Map<String, KeysAndAttributes> requestItems,
                                        Map<String, List<Object>> resultSet) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest();
        batchGetItemRequest.setRequestItems(requestItems);
        do {
            if ( batchGetItemResult != null ) {
                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    objects.add(marshallIntoObject(classesByTableName.get(tableName), item));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
View Full Code Here

Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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    private void processBatchGetRequest(Map<String, Class<?>> classesByTableName,
                                        Map<String, KeysAndAttributes> requestItems,
                                        Map<String, List<Object>> resultSet) {

        BatchGetItemResult batchGetItemResult = null;
        BatchGetItemRequest batchGetItemRequest = new BatchGetItemRequest();
        batchGetItemRequest.setRequestItems(requestItems);
        do {
            if ( batchGetItemResult != null ) {
                batchGetItemRequest.setRequestItems(batchGetItemResult.getUnprocessedKeys());
            }

            batchGetItemResult = db.batchGetItem(batchGetItemRequest);
            Map<String, List<Map<String, AttributeValue>>> responses = batchGetItemResult.getResponses();
            for ( String tableName : responses.keySet() ) {
                List<Object> objects = null;
                if ( resultSet.get(tableName) != null ) {
                    objects = resultSet.get(tableName);
                } else {
                    objects = new LinkedList<Object>();
                }

                for ( Map<String, AttributeValue> item : responses.get(tableName) ) {
                    objects.add(marshallIntoObject(classesByTableName.get(tableName), item));
                }

                resultSet.put(tableName, objects);
            }
            // To see whether there are unprocessed keys.
        } while ( batchGetItemResult.getUnprocessedKeys() != null && batchGetItemResult.getUnprocessedKeys().size() > 0 );

    }
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Examples of com.amazonaws.services.dynamodbv2.model.BatchGetItemResult

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        // TODO: Multi table test failed. Need to be fixed.
        requestItems.put(tableName1, keysAndAttributes1);
        requestItems.put(tableName2, keysAndAttributes2);

        batchGetItemRequest.withRequestItems(requestItems);
    BatchGetItemResult result  = getClient().batchGetItem(batchGetItemRequest);
        junit.framework.Assert.assertNotNull("UnprocessedKeys should be empty rather than null.", result.getUnprocessedKeys());
  }
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