1 package org.apache.maven.surefire.junitcore.pc;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.junit.runners.ParentRunner;
23
24 /**
25 * We need to wrap runners in a suite and count children of these runners.
26 * <br>
27 * Old JUnit versions do not cache children after the first call of
28 * {@link org.junit.runners.ParentRunner#getChildren()}.
29 * Due to performance reasons, the children have to be observed just once.
30 *
31 * @author tibor17 (Tibor Digana)
32 * @see ParallelComputerBuilder
33 * @since 2.17
34 */
35 final class WrappedRunners
36 {
37 final ParentRunner wrappingSuite;
38
39 final long embeddedChildrenCount;
40
41 WrappedRunners( ParentRunner wrappingSuite, long embeddedChildrenCount )
42 {
43 this.wrappingSuite = wrappingSuite;
44 this.embeddedChildrenCount = embeddedChildrenCount;
45 }
46
47 WrappedRunners()
48 {
49 this( null, 0 );
50 }
51 }