/*
* 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.brooklyn.util;
import java.util.List;
// FIXME move to brooklyn.util.cli.CommandLineArgs, and change get to "remove"
public class CommandLineUtil {
public static String getCommandLineOption (List<String> args, String param){
return getCommandLineOption(args, param, null);
}
/** given a list of args, e.g. --name Foo --parent Bob
* will return "Foo" as param name, and remove those entries from the args list
*/
public static String getCommandLineOption(List<String> args, String param, String defaultValue) {
int i = args.indexOf(param);
if (i >= 0) {
String result = args.get(i + 1);
args.remove(i + 1);
args.remove(i);
return result;
} else {
return defaultValue;
}
}
public static int getCommandLineOptionInt(List<String> args, String param, int defaultValue) {
String s = getCommandLineOption(args, param,null);
if (s == null) return defaultValue;
return Integer.parseInt(s);
}
//we don't want instances.
private CommandLineUtil(){}
}