Examples with ValueMap com.amazonaws.services.dynamodbv2.document.utils.ValueMap used on opensource projects

Example 21 with ValueMap

use of com.amazonaws.services.dynamodbv2.document.utils.ValueMap in project aws-doc-sdk-examples by awsdocs.

the class DocumentAPIItemCRUDExample method updateAddNewAttribute.

private static void updateAddNewAttribute() {
    Table table = dynamoDB.getTable(tableName);
    try {
        UpdateItemSpec updateItemSpec = new UpdateItemSpec().withPrimaryKey("Id", 121).withUpdateExpression("set #na = :val1").withNameMap(new NameMap().with("#na", "NewAttribute")).withValueMap(new ValueMap().withString(":val1", "Some value")).withReturnValues(ReturnValue.ALL_NEW);
        UpdateItemOutcome outcome = table.updateItem(updateItemSpec);
        // Check the response.
        System.out.println("Printing item after adding new attribute...");
        System.out.println(outcome.getItem().toJSONPretty());
    } catch (Exception e) {
        System.err.println("Failed to add new attribute in " + tableName);
        System.err.println(e.getMessage());
    }
}