content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.datastax.oss.driver.internal.querybuilder.schema;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.api.querybuilder.schema.Drop;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import net.jcip.annotations.Immutable;
  
  @Immutable
  public class DefaultDropKeyspace implements Drop {
  
    private final CqlIdentifier keyspaceName;
    private final boolean ifExists;
  
    public DefaultDropKeyspace(@NonNull CqlIdentifier keyspaceName) {
      this(keyspaceName, false);
    }
  
    public DefaultDropKeyspace(@NonNull CqlIdentifier keyspaceName, boolean ifExists) {
      this.keyspaceName = keyspaceName;
      this.ifExists = ifExists;
    }
  
    @NonNull
    @Override
    public Drop ifExists() {
      return new DefaultDropKeyspace(keyspaceName, true);
    }
  
    @NonNull
    @Override
    public String asCql() {
      StringBuilder builder = new StringBuilder("DROP KEYSPACE ");
  
      if (ifExists) {
        builder.append("IF EXISTS ");
      }
  
      builder.append(keyspaceName.asCql(true));
  
      return builder.toString();
    }
  
    @Override
    public String toString() {
      return asCql();
    }
  
    @NonNull
    public CqlIdentifier getKeyspace() {
      return keyspaceName;
    }
  
    public boolean isIfExists() {
      return ifExists;
    }
  }
  