org.apache.groovy.util.SystemUtil Maven / Gradle / Ivy
/*
* 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 org.apache.groovy.util;
public class SystemUtil {
/**
* Sets a system property from a name=value String
*
* @param nameValue the non-null name=value String
* @return the found name
*/
public static String setSystemPropertyFrom(final String nameValue) {
if (nameValue == null) throw new IllegalArgumentException("argument should not be null");
String name, value;
int i = nameValue.indexOf("=");
if (i == -1) {
name = nameValue;
value = Boolean.TRUE.toString();
} else {
name = nameValue.substring(0, i);
value = nameValue.substring(i + 1, nameValue.length());
}
name = name.trim();
System.setProperty(name, value);
return name;
}
}