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.core;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableList;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableMap;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import java.util.List;
  import java.util.Map;
  import java.util.Objects;
  import java.util.function.Function;
  
  public class CqlIdentifiers {
  
    @NonNull
    private static List<CqlIdentifier> wrap(
        @NonNull Iterable<String> in, @NonNull Function<String, CqlIdentifier> fn) {
  
      Objects.requireNonNull(in, "Input Iterable must not be null");
      Objects.requireNonNull(fn, "CqlIdentifier conversion function must not be null");
      ImmutableList.Builder<CqlIdentifier> builder = ImmutableList.builder();
      for (String name : in) {
        builder.add(fn.apply(name));
      }
      return builder.build();
    }
  
    @NonNull
    public static List<CqlIdentifier> wrap(@NonNull Iterable<String> in) {
      return wrap(in, CqlIdentifier::fromCql);
    }
  
    @NonNull
    public static List<CqlIdentifier> wrapInternal(@NonNull Iterable<String> in) {
      return wrap(in, CqlIdentifier::fromInternal);
    }
  
    @NonNull
    private static <V> Map<CqlIdentifier, V> wrapKeys(
        @NonNull Map<String, V> in, @NonNull Function<String, CqlIdentifier> fn) {
      Objects.requireNonNull(in, "Input Map must not be null");
      Objects.requireNonNull(fn, "CqlIdentifier conversion function must not be null");
      ImmutableMap.Builder<CqlIdentifier, V> builder = ImmutableMap.builder();
      for (Map.Entry<String, V> entry : in.entrySet()) {
        builder.put(fn.apply(entry.getKey()), entry.getValue());
      }
      return builder.build();
    }
  
    @NonNull
    public static <V> Map<CqlIdentifier, V> wrapKeys(@NonNull Map<String, V> in) {
      return wrapKeys(in, CqlIdentifier::fromCql);
    }
  
    @NonNull
    public static <V> Map<CqlIdentifier, V> wrapKeysInternal(@NonNull Map<String, V> in) {
      return wrapKeys(in, CqlIdentifier::fromInternal);
    }
  }
  