KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > jboss > ejb3 > cache > tree > SFSBFileCacheLoader


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 package org.jboss.ejb3.cache.tree;
23
24 import java.util.List JavaDoc;
25 import java.util.regex.Matcher JavaDoc;
26 import java.util.regex.Pattern JavaDoc;
27
28 import org.apache.commons.logging.Log;
29 import org.apache.commons.logging.LogFactory;
30 import org.jboss.cache.Fqn;
31 import org.jboss.cache.loader.FileCacheLoader;
32
33 public class SFSBFileCacheLoader extends FileCacheLoader
34 {
35    Log log = LogFactory.getLog(SFSBFileCacheLoader.class);
36    
37    @Override JavaDoc
38
39    protected boolean isCharacterPortableTree(Fqn fqn)
40    {
41       /* For fqn, check '*' '<' '>' '|' '"' '?' and also '\' '/' and ':' */
42       Pattern JavaDoc fqnPattern = Pattern.compile("[\\\\\\/:*<>|\"?]");
43
44       List JavaDoc elements = fqn.peekElements();
45       for (Object JavaDoc anElement : elements)
46       {
47          Matcher JavaDoc matcher = fqnPattern.matcher(anElement.toString());
48          if (matcher.find())
49          {
50             log.warn("One of the Fqn ( " + fqn + " ) elements contains one of these characters: '*' '<' '>' '|' '\"' '?' '\\' '/' ':' ");
51             log.warn("Directories containing these characters are illegal in some operative systems and could lead to portability issues");
52             return false;
53          }
54       }
55
56       return true;
57    }
58    
59 }
60
Popular Tags