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WLongCollection xref
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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.giraph.types.ops.collections;
19  
20  import org.apache.giraph.function.primitive.LongConsumer;
21  import org.apache.giraph.function.primitive.LongPredicate;
22  import org.apache.hadoop.io.LongWritable;
23  
24  import it.unimi.dsi.fastutil.longs.LongCollection;
25  
26  // AUTO-GENERATED class via class:
27  // org.apache.giraph.generate.GeneratePrimitiveClasses
28  
29  /**
30   * Long specialization of WCollection
31   */
32  public interface WLongCollection
33      extends WCollection<LongWritable>, LongCollection {
34    /**
35     * Traverse all elements of the array list, calling given function on each
36     * element, or until predicate returns false.
37     *
38     * @param f Function to call on each element.
39     */
40    void forEachLong(LongConsumer f);
41  
42    /**
43     * Traverse all elements of the array list, calling given function on each
44     * element.
45     *
46     * @param f Function to call on each element.
47     * @return true if the predicate returned true for all elements,
48     *    false if it returned false for some element.
49     */
50    boolean forEachWhileLong(LongPredicate f);
51  }