https://github.com/datastax/java-driver/java-driver-core: A driver for Apache Cassandra(R) 2.1+ that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's native protocol versions 3 and above.
  • Various (DataStax) 
/*
 * Copyright DataStax, Inc.
 *
 * Licensed 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.api.core.data;

import com.datastax.oss.driver.api.core.CqlIdentifier;
import com.datastax.oss.driver.api.core.type.DataType;
import edu.umd.cs.findbugs.annotations.NonNull;


A data structure where the values are accessible via a CQL identifier.

In the driver, these data structures are always accessible by index as well.

/**
 * A data structure where the values are accessible via a CQL identifier.
 *
 * <p>In the driver, these data structures are always accessible by index as well.
 */
public interface AccessibleById extends AccessibleByIndex {

  
Returns the first index where a given identifier appears (depending on the implementation,
identifiers may appear multiple times).

Throws:
  • IllegalArgumentException – if the id is invalid.
/**
   * Returns the first index where a given identifier appears (depending on the implementation,
   * identifiers may appear multiple times).
   *
   * @throws IllegalArgumentException if the id is invalid.
   */
  int firstIndexOf(@NonNull CqlIdentifier id);

  
Returns the CQL type of the value for the first occurrence of id. 
If you want to avoid the overhead of building a CqlIdentifier, use the variant of this method that takes a string argument. 
Throws:
/**
   * Returns the CQL type of the value for the first occurrence of {@code id}.
   *
   * <p>If you want to avoid the overhead of building a {@code CqlIdentifier}, use the variant of
   * this method that takes a string argument.
   *
   * @throws IllegalArgumentException if the id is invalid.
   */
  @NonNull
  DataType getType(@NonNull CqlIdentifier id);
}