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.shaded.guava.common.collect.ImmutableSet;
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  public class Utils {
    /** Convenience method for creating a new {@link ImmutableSet} with an appended value. */
    @NonNull
    public static <E> ImmutableSet<E> appendSet(@NonNull ImmutableSet<E> set, @NonNull E newValue) {
      return ImmutableSet.<E>builder().addAll(set).add(newValue).build();
    }
  
    /** Convenience method for creating a new {@link ImmutableSet} with concatenated iterable. */
    @NonNull
    public static <E> ImmutableSet<E> concatSet(
        @NonNull ImmutableSet<E> set, @NonNull Iterable<E> toConcat) {
      return ImmutableSet.<E>builder().addAll(set).addAll(toConcat).build();
    }
  }
  