1 package org.apache.maven.surefire.util.internal;
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 java.lang.management.ManagementFactory;
23 import java.util.Map;
24
25 /**
26 * Similar to Java 7 java.util.Objects.
27 *
28 * @author <a href="mailto:tibordigana@apache.org">Tibor Digana (tibor17)</a>
29 * @since 2.20
30 */
31 public final class ObjectUtils
32 {
33 private ObjectUtils()
34 {
35 throw new IllegalStateException( "no instantiable constructor" );
36 }
37
38 public static <T> T useNonNull( T target, T fallback )
39 {
40 return target == null ? fallback : target;
41 }
42
43 public static Map<String, String> systemProps()
44 {
45 return ManagementFactory.getRuntimeMXBean().getSystemProperties();
46 }
47 }