1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *   http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    *
   17    */
   18   
   19   package org.apache.jmeter.functions.util;
   20   
   21   import org.apache.oro.text.perl.Perl5Util;
   22   
   23   /**
   24    * Encode an Argument
   25    */
   26   public final class ArgumentEncoder {
   27       private static final Perl5Util util = new Perl5Util();
   28   
   29       private static final String expression = "s#([${}(),\\\\])#\\$1#g";
   30   
   31       // TODO does not appear to be used
   32       public static String encode(String s) {
   33           return util.substitute(expression, s);
   34       }
   35   
   36       /**
   37        * Prevent instantiation of utility class.
   38        */
   39       private ArgumentEncoder() {
   40       }
   41   }