org.apache.tika.utils.ProcessUtils Maven / Gradle / Ivy
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/**
* 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.tika.utils;
public class ProcessUtils {
/**
* This should correctly put double-quotes around an argument if
* ProcessBuilder doesn't seem to work (as it doesn't
* on paths with spaces on Windows)
*
* @param arg
* @return
*/
public static String escapeCommandLine(String arg) {
if (arg == null) {
return arg;
}
//need to test for " " on windows, can't just add double quotes
//across platforms.
if (arg.contains(" ") && SystemUtils.IS_OS_WINDOWS &&
(!arg.startsWith("\"") && !arg.endsWith("\""))) {
arg = "\"" + arg + "\"";
}
return arg;
}
public static String unescapeCommandLine(String arg) {
if (arg.contains(" ") && SystemUtils.IS_OS_WINDOWS &&
(arg.startsWith("\"") && arg.endsWith("\""))) {
arg = arg.substring(1,arg.length()-1);
}
return arg;
}
}