Data Models - Mastering DynamoDB - page 66

Map<String, AttributeValue> bookItem1 = new HashMap<String,
AttributeValue>();
bookItem1.put("bookId", new
AttributeValue().withS("2010"));
bookItem1.put("name", new AttributeValue().withN("AWS
EMR"));
Map<String, AttributeValue> bookItem2 = new HashMap<String,
AttributeValue>();
bookItem2.put("bookId", new
AttributeValue().withS("2011"));
bookItem2.put("name", new AttributeValue().withN("AWS
SWF"));
List<WriteRequest> bookList = new ArrayList<WriteRequest>();
bookList.add(new WriteRequest().withPutRequest(new
PutRequest().withItem(bookItem1)));
bookList.add(new WriteRequest().withPutRequest(new
PutRequest().withItem(bookItem2)));
writeRequestItems.put("Book", bookList);
// Create Put Batch Item request and invoke write batch
write item request
BatchWriteItemRequest batchWriteItemRequest = new
BatchWriteItemRequest(writeRequestItems);
BatchWriteItemResult batchWriteItemResult =
dynamoDBClient.batchWriteItem(batchWriteItemRequest);