Examples with KeySchemaElement com.amazonaws.services.dynamodbv2.model.KeySchemaElement used on opensource projects

Example 31 with KeySchemaElement

use of com.amazonaws.services.dynamodbv2.model.KeySchemaElement in project aws-doc-sdk-examples by awsdocs.

the class DocumentAPIParallelScan method createTable.

private static void createTable(String tableName, long readCapacityUnits, long writeCapacityUnits, String partitionKeyName, String partitionKeyType, String sortKeyName, String sortKeyType) {
    try {
        System.out.println("Creating table " + tableName);
        List<KeySchemaElement> keySchema = new ArrayList<KeySchemaElement>();
        // Partition
        keySchema.add(new KeySchemaElement().withAttributeName(partitionKeyName).withKeyType(KeyType.HASH));
        // key
        List<AttributeDefinition> attributeDefinitions = new ArrayList<AttributeDefinition>();
        attributeDefinitions.add(new AttributeDefinition().withAttributeName(partitionKeyName).withAttributeType(partitionKeyType));
        if (sortKeyName != null) {
            // Sort
            keySchema.add(new KeySchemaElement().withAttributeName(sortKeyName).withKeyType(KeyType.RANGE));
            // key
            attributeDefinitions.add(new AttributeDefinition().withAttributeName(sortKeyName).withAttributeType(sortKeyType));
        }
        Table table = dynamoDB.createTable(tableName, keySchema, attributeDefinitions, new ProvisionedThroughput().withReadCapacityUnits(readCapacityUnits).withWriteCapacityUnits(writeCapacityUnits));
        System.out.println("Waiting for " + tableName + " to be created...this may take a while...");
        table.waitForActive();
    } catch (Exception e) {
        System.err.println("Failed to create table " + tableName);
        e.printStackTrace(System.err);
    }
}