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1   /**
2    * Copyright (c) 2004-2011 QOS.ch
3    * All rights reserved.
4    *
5    * Permission is hereby granted, free  of charge, to any person obtaining
6    * a  copy  of this  software  and  associated  documentation files  (the
7    * "Software"), to  deal in  the Software without  restriction, including
8    * without limitation  the rights to  use, copy, modify,  merge, publish,
9    * distribute,  sublicense, and/or sell  copies of  the Software,  and to
10   * permit persons to whom the Software  is furnished to do so, subject to
11   * the following conditions:
12   *
13   * The  above  copyright  notice  and  this permission  notice  shall  be
14   * included in all copies or substantial portions of the Software.
15   *
16   * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
17   * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
18   * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
19   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20   * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21   * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
22   * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23   *
24   */
25  package org.slf4j.migrator.line;
26  
27  import java.util.ArrayList;
28  import java.util.Iterator;
29  import java.util.regex.Pattern;
30  
31  public class Log4jRuleSet implements RuleSet {
32  
33      private final ArrayList<ConversionRule> conversionRuleList;
34  
35      public Log4jRuleSet() {
36  
37          SingleConversionRule crImport0 = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.log4j.Logger;"), "import org.slf4j.Logger;",
38                          "import org.slf4j.LoggerFactory;");
39  
40          SingleConversionRule catImport = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.log4j.Category;"), "import org.slf4j.Logger;",
41                          "import org.slf4j.LoggerFactory;");
42  
43          SingleConversionRule crImport1 = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.log4j.LogManager;"), "import org.slf4j.LoggerFactory;");
44  
45          SingleConversionRule crImport2 = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.log4j.*;"), "import org.slf4j.Logger;",
46                          "import org.slf4j.LoggerFactory;");
47  
48          SingleConversionRule crImportMDC = new SingleConversionRule(Pattern.compile("import\\s*+org.apache.log4j.MDC;"), "import org.slf4j.MDC;");
49  
50          SingleConversionRule crFactory0 = new SingleConversionRule(Pattern.compile("Logger.getLogger\\("), "LoggerFactory.getLogger(");
51  
52          SingleConversionRule crFactory1 = new SingleConversionRule(Pattern.compile("\\sCategory.getInstance\\("), " LoggerFactory.getLogger(");
53  
54          SingleConversionRule crFactory2 = new SingleConversionRule(Pattern.compile("LogManager.getLogger\\("), "LoggerFactory.getLogger(");
55  
56          SingleConversionRule variable0 = new SingleConversionRule(Pattern.compile("(\\sCategory\\b)"), " Logger");
57  
58          SingleConversionRule variable1 = new SingleConversionRule(Pattern.compile("(^Category\\b)"), "Logger");
59  
60          conversionRuleList = new ArrayList<>();
61          conversionRuleList.add(crImport0);
62          conversionRuleList.add(catImport);
63          conversionRuleList.add(crImport1);
64          conversionRuleList.add(crImport2);
65          conversionRuleList.add(crImportMDC);
66          conversionRuleList.add(crFactory0);
67          conversionRuleList.add(crFactory1);
68          conversionRuleList.add(crFactory2);
69  
70          conversionRuleList.add(variable0);
71          conversionRuleList.add(variable1);
72      }
73  
74      public Iterator<ConversionRule> iterator() {
75          return conversionRuleList.iterator();
76      }
77  
78  }