Package com.amazonaws.services.dynamodbv2.model

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


        // Test: write items to database
        Map<String, AttributeValue> forumItem = new HashMap<String, AttributeValue>();
        forumItem.put(hashKeyName1, new AttributeValue().withN("1"));
        forumItem.put("range", new AttributeValue().withS("a"));
        List<WriteRequest> forumList = new ArrayList<WriteRequest>();
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem)));

        Map<String, AttributeValue> forumItem1 = new HashMap<String, AttributeValue>();
        forumItem1.put(hashKeyName1, new AttributeValue().withN("2"));
        forumItem1.put("range", new AttributeValue().withS("b"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem1)));

        Map<String, AttributeValue> forumItem5 = new HashMap<String, AttributeValue>();
        forumItem5.put(hashKeyName1, new AttributeValue().withN("3"));
        forumItem5.put("range", new AttributeValue().withS("c"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem5)));

        Map<String, AttributeValue> forumItem2 = new HashMap<String, AttributeValue>();
        forumItem2.put(hashKeyName1, new AttributeValue().withN("4"));
        forumItem2.put("range", new AttributeValue().withS("d"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem2)));

        Map<String, AttributeValue> forumItem3 = new HashMap<String, AttributeValue>();
        forumItem3.put(hashKeyName1, new AttributeValue().withN("5"));
        forumItem3.put("range", new AttributeValue().withS("e"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem3)));

        Map<String, AttributeValue> forumItem4 = new HashMap<String, AttributeValue>();
        forumItem4.put(hashKeyName1, new AttributeValue().withN("6"));
        forumItem4.put("range", new AttributeValue().withS("f"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem4)));

        //Test case: with duplicated hashkey item but distinguished range key input.
        Map<String, AttributeValue> forumItem6 = new HashMap<String, AttributeValue>();
        forumItem6.put(hashKeyName1, new AttributeValue().withN("6"));
        forumItem6.put("range", new AttributeValue().withS("ff"));
        forumList.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItem6)));

        //Test on Table 2
        Map<String, AttributeValue> forumItemT2 = new HashMap<String, AttributeValue>();
        forumItemT2.put(hashKeyName2, new AttributeValue().withN("1"));
        forumItemT2.put("range", new AttributeValue().withS("a"));
        List<WriteRequest> forumListT2 = new ArrayList<WriteRequest>();
        forumListT2.add(new WriteRequest().withPutRequest(new PutRequest().withItem(forumItemT2)));

        requestItems.put(tableName1, forumList);
        requestItems.put(tableName2, forumListT2);
        do {
            System.out.println("Making the request.");
View Full Code Here


        Map<String, AttributeValue> forumKey6f =
            createItemKey(
                hashKeyName1, new AttributeValue().withN("6"),
                "range", new AttributeValue().withS("f"));

        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey3c)));
        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey5e)));
        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey6f)));

        //Test on Table 2
        List<WriteRequest> forumListT2 = new ArrayList<WriteRequest>();
        Map<String, AttributeValue> forumKeyT2 =
            createItemKey(
                hashKeyName2, new AttributeValue().withN("1"),
                "range", new AttributeValue().withS("a"));
        forumListT2.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKeyT2)));

        requestItems.put(tableName1, forumList);
        requestItems.put(tableName2, forumListT2);
        do {
            System.out.println("Making the request.");
View Full Code Here

        Map<String, AttributeValue> forumKey6f =
            createItemKey(
                hashKeyName1, new AttributeValue().withN("6"),
                "range", new AttributeValue().withS("f"));

        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey5e)));
        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey6f)));

        //Test case: Duplicated delete request
        forumList.add(new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(forumKey5e)));

        requestItems.put(tableName1, forumList);
        System.out.println("Making the request.");

        batchWriteItemRequest.withRequestItems(requestItems);
View Full Code Here

            AttributeTransformer.Parameters<?> parameters =
                toParameters(attributeValues, clazz, config);

            requestItems.get(tableName).add(
                new WriteRequest().withPutRequest(
                    new PutRequest().withItem(
                        transformAttributes(parameters))));
        }

        for ( Object toDelete : objectsToDelete ) {
            Class<?> clazz = toDelete.getClass();

            String tableName = getTableName(clazz, config);

            Map<String, AttributeValue> key = getKey(toDelete);

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(key)));
        }

        // Break into chunks of 25 items and make service requests to DynamoDB
        while ( !requestItems.isEmpty() ) {
            HashMap<String, List<WriteRequest>> batch = new HashMap<String, List<WriteRequest>>();
            int i = 0;
            Iterator<Entry<String, List<WriteRequest>>> tableIter = requestItems.entrySet().iterator();
            while ( tableIter.hasNext() && i < 25 ) {
                Entry<String, List<WriteRequest>> tableRequest = tableIter.next();
                batch.put(tableRequest.getKey(), new LinkedList<WriteRequest>());
                Iterator<WriteRequest> writeRequestIter = tableRequest.getValue().iterator();
                while ( writeRequestIter.hasNext() && i++ < 25 ) {
                    WriteRequest writeRequest = writeRequestIter.next();
                    batch.get(tableRequest.getKey()).add(writeRequest);
                    writeRequestIter.remove();
                }

                // If we've processed all the write requests for this table,
View Full Code Here

            AttributeTransformer.Parameters<?> parameters =
                toParameters(attributeValues, clazz, config);

            requestItems.get(tableName).add(
                new WriteRequest().withPutRequest(
                    new PutRequest().withItem(
                        transformAttributes(parameters))));
        }

        for ( Object toDelete : objectsToDelete ) {
            Class<?> clazz = toDelete.getClass();

            String tableName = getTableName(clazz, config);

            Map<String, AttributeValue> key = getKey(toDelete);

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(key)));
        }

        // Break into chunks of 25 items and make service requests to DynamoDB
        while ( !requestItems.isEmpty() ) {
            HashMap<String, List<WriteRequest>> batch = new HashMap<String, List<WriteRequest>>();
            int i = 0;
            Iterator<Entry<String, List<WriteRequest>>> tableIter = requestItems.entrySet().iterator();
            while ( tableIter.hasNext() && i < 25 ) {
                Entry<String, List<WriteRequest>> tableRequest = tableIter.next();
                batch.put(tableRequest.getKey(), new LinkedList<WriteRequest>());
                Iterator<WriteRequest> writeRequestIter = tableRequest.getValue().iterator();
                while ( writeRequestIter.hasNext() && i++ < 25 ) {
                    WriteRequest writeRequest = writeRequestIter.next();
                    batch.get(tableRequest.getKey()).add(writeRequest);
                    writeRequestIter.remove();
                }

                // If we've processed all the write requests for this table,
View Full Code Here

    for (int i = 0; i < batchSteps; i++) {
      while (it.hasNext() && j < MAX_ITEMS_PER_BATCH) {
        ParaObject object = it.next();
        Map<String, AttributeValue> row = toRow(object, null);
        setRowKey(object.getId(), row);
        reqs.add(new WriteRequest().withPutRequest(new PutRequest().withItem(row)));
        j++;
      }
      batchWrite(Collections.singletonMap(appid, reqs));
      reqs.clear();
      j = 0;
View Full Code Here

    }

    List<WriteRequest> reqs = new ArrayList<WriteRequest>();
    for (ParaObject object : objects) {
      if (object != null) {
        reqs.add(new WriteRequest().withDeleteRequest(new DeleteRequest().
            withKey(Collections.singletonMap(Config._KEY, new AttributeValue(object.getId())))));
      }
    }
    batchWrite(Collections.singletonMap(appid, reqs));
    logger.debug("DAO.deleteAll() {}", objects.size());
View Full Code Here

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withPutRequest(new PutRequest().withItem(transformAttributes(clazz, attributeValues))));
        }

        for ( Object toDelete : objectsToDelete ) {
            Class<?> clazz = toDelete.getClass();

            String tableName = getTableName(clazz, config);

            Map<String, AttributeValue> key = getKey(toDelete);

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }
           
            requestItems.get(tableName).add(
                    new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(key)));
        }

        // Break into chunks of 25 items and make service requests to DynamoDB
        while ( !requestItems.isEmpty() ) {
            HashMap<String, List<WriteRequest>> batch = new HashMap<String, List<WriteRequest>>();
            int i = 0;
            Iterator<Entry<String, List<WriteRequest>>> tableIter = requestItems.entrySet().iterator();
            while ( tableIter.hasNext() && i < 25 ) {
                Entry<String, List<WriteRequest>> tableRequest = tableIter.next();
                batch.put(tableRequest.getKey(), new LinkedList<WriteRequest>());
                Iterator<WriteRequest> writeRequestIter = tableRequest.getValue().iterator();
                while ( writeRequestIter.hasNext() && i++ < 25 ) {
                    WriteRequest writeRequest = writeRequestIter.next();
                    batch.get(tableRequest.getKey()).add(writeRequest);
                    writeRequestIter.remove();
                }

                // If we've processed all the write requests for this table,
View Full Code Here

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withPutRequest(new PutRequest().withItem(transformAttributes(clazz, attributeValues))));
        }

        for ( Object toDelete : objectsToDelete ) {
            Class<?> clazz = toDelete.getClass();

            String tableName = getTableName(clazz, config);

            Map<String, AttributeValue> key = getKey(toDelete);

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(key)));
        }

        // Break into chunks of 25 items and make service requests to DynamoDB
        while ( !requestItems.isEmpty() ) {
            HashMap<String, List<WriteRequest>> batch = new HashMap<String, List<WriteRequest>>();
            int i = 0;
            Iterator<Entry<String, List<WriteRequest>>> tableIter = requestItems.entrySet().iterator();
            while ( tableIter.hasNext() && i < 25 ) {
                Entry<String, List<WriteRequest>> tableRequest = tableIter.next();
                batch.put(tableRequest.getKey(), new LinkedList<WriteRequest>());
                Iterator<WriteRequest> writeRequestIter = tableRequest.getValue().iterator();
                while ( writeRequestIter.hasNext() && i++ < 25 ) {
                    WriteRequest writeRequest = writeRequestIter.next();
                    batch.get(tableRequest.getKey()).add(writeRequest);
                    writeRequestIter.remove();
                }

                // If we've processed all the write requests for this table,
View Full Code Here

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }

            requestItems.get(tableName).add(
                    new WriteRequest().withPutRequest(new PutRequest().withItem(transformAttributes(clazz, attributeValues))));
        }

        for ( Object toDelete : objectsToDelete ) {
            Class<?> clazz = toDelete.getClass();

            String tableName = getTableName(clazz, config);

            Map<String, AttributeValue> key = getKey(toDelete);

            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(tableName, new LinkedList<WriteRequest>());
            }
           
            requestItems.get(tableName).add(
                    new WriteRequest().withDeleteRequest(new DeleteRequest().withKey(key)));
        }

        // Break into chunks of 25 items and make service requests to DynamoDB
        while ( !requestItems.isEmpty() ) {
            HashMap<String, List<WriteRequest>> batch = new HashMap<String, List<WriteRequest>>();
            int i = 0;
            Iterator<Entry<String, List<WriteRequest>>> tableIter = requestItems.entrySet().iterator();
            while ( tableIter.hasNext() && i < 25 ) {
                Entry<String, List<WriteRequest>> tableRequest = tableIter.next();
                batch.put(tableRequest.getKey(), new LinkedList<WriteRequest>());
                Iterator<WriteRequest> writeRequestIter = tableRequest.getValue().iterator();
                while ( writeRequestIter.hasNext() && i++ < 25 ) {
                    WriteRequest writeRequest = writeRequestIter.next();
                    batch.get(tableRequest.getKey()).add(writeRequest);
                    writeRequestIter.remove();
                }

                // If we've processed all the write requests for this table,
View Full Code Here

TOP

Related Classes of com.amazonaws.services.dynamodbv2.model.WriteRequest

Copyright © 2018 www.massapicom. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.