com.datastax.driver.core.schemabuilder.CreateKeyspace Maven / Gradle / Ivy

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A Shaded CQL ActivityType driver for http://nosqlbench.io/

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/*
 * Copyright DataStax, Inc.
 *
 * This software can be used solely with DataStax Enterprise. Please consult the license at
 * http://www.datastax.com/terms/datastax-dse-driver-license-terms
 */
package com.datastax.driver.core.schemabuilder;

/** A built CREATE KEYSPACE statement. */
public class CreateKeyspace {

  static final String command = "CREATE KEYSPACE";

  private final String keyspaceName;
  private boolean ifNotExists;

  public CreateKeyspace(String keyspaceName) {
    this.keyspaceName = keyspaceName;
    this.ifNotExists = false;
  }

  public CreateKeyspace ifNotExists() {
    this.ifNotExists = true;
    return this;
  }

  /**
   * Add options for this CREATE KEYSPACE statement.
   *
   * @return the options of this CREATE KEYSPACE statement.
   */
  public KeyspaceOptions with() {
    return new KeyspaceOptions(buildCommand(), keyspaceName);
  }

  String buildCommand() {
    StringBuilder createStatement = new StringBuilder();
    createStatement.append(command);
    if (ifNotExists) {
      createStatement.append(" IF NOT EXISTS");
    }
    return createStatement.toString();
  }
}