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 org.apache.cassandra.sidecar.db.schema;
  
  import com.datastax.driver.core.KeyspaceMetadata;
  import com.datastax.driver.core.Metadata;
  import org.jetbrains.annotations.NotNull;
  
  /**
   * Abstract base schema class for table schema
   */
  public abstract class TableSchema extends AbstractSchema
  {
      protected abstract String tableName();
  
      @Override
      protected boolean exists(@NotNull Metadata metadata)
      {
          KeyspaceMetadata ksMetadata = metadata.getKeyspace(keyspaceName());
          if (ksMetadata == null)
              return false;
          return ksMetadata.getTable(tableName()) != null;
      }
  
      @Override
      public String toString()
      {
          return keyspaceName() + '.' + tableName();
      }
  }
  