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,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.maven.surefire.junitcore.pc;
20
21 /**
22 * This balancer implements {@link Balancer} and does not do anything -no blocking operation.
23 *
24 * @author Tibor Digana (tibor17)
25 * @see Balancer
26 * @since 2.16
27 */
28 final class NullBalancer implements Balancer {
29 @Override
30 public boolean acquirePermit() {
31 return true;
32 }
33
34 @Override
35 public void releasePermit() {}
36
37 @Override
38 public void releaseAllPermits() {}
39 }