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    1   // ========================================================================
    2   // Copyright 2007 Mort Bay Consulting Pty. Ltd.
    3   // ------------------------------------------------------------------------
    4   // Licensed under the Apache License, Version 2.0 (the "License");
    5   // you may not use this file except in compliance with the License.
    6   // You may obtain a copy of the License at
    7   // http://www.apache.org/licenses/LICENSE-2.0
    8   // Unless required by applicable law or agreed to in writing, software
    9   // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  //========================================================================
    14
    15  package org.mortbay.cometd.filter;
    16
    17  import java.util.regex.Pattern;
    18
    19  public class NoMarkupFilter extends JSONDataFilter
    20  {
    21      private static Pattern __open=Pattern.compile("<");
    22      private static Pattern __close=Pattern.compile(">");
    23
    24      @Override
    25      protected Object filterString(String string)
    26      {
    27          string=__open.matcher(string).replaceAll("&lt;");
    28          string=__close.matcher(string).replaceAll("&gt;");
    29          return string;
    30      }
    31  }