1
2
3
4 package net.sourceforge.pmd.cli;
5
6 import java.io.File;
7 import java.io.FileReader;
8 import java.util.Iterator;
9
10 import net.sourceforge.pmd.PMD;
11 import net.sourceforge.pmd.PMDConfiguration;
12 import net.sourceforge.pmd.Rule;
13 import net.sourceforge.pmd.RuleContext;
14 import net.sourceforge.pmd.RuleSet;
15 import net.sourceforge.pmd.RuleSets;
16 import net.sourceforge.pmd.RuleViolation;
17 import net.sourceforge.pmd.SourceCodeProcessor;
18 import net.sourceforge.pmd.lang.Language;
19 import net.sourceforge.pmd.lang.rule.XPathRule;
20 import net.sourceforge.pmd.util.StringUtil;
21
22
23
24
25
26
27
28
29
30
31
32
33 public class XPathCLI {
34
35 private static final Language LANGUAGE = Language.JAVA;
36
37 public static void main(String[] args) throws Exception {
38 if (args.length != 4) {
39 System.err.println("Wrong arguments.\n");
40 System.err.println("Example:");
41 System.err.println("java " + XPathCLI.class.getName() + " -xpath \"//FieldDeclaration\" -filename \"/home/user/Test.java\"");
42 System.exit(1);
43 }
44
45 String xpath = args[0].equals("-xpath") ? args[1] : args[3];
46 String filename = args[0].equals("-file") ? args[1] : args[3];
47
48 Rule rule = new XPathRule(xpath);
49 rule.setMessage("Got one!");
50 rule.setLanguage(LANGUAGE);
51 RuleSet ruleSet = RuleSet.createFor("", rule);
52
53 RuleContext ctx = PMD.newRuleContext(filename, new File(filename));
54 ctx.setLanguageVersion(LANGUAGE.getDefaultVersion());
55
56 PMDConfiguration config = new PMDConfiguration();
57 config.setDefaultLanguageVersion(LANGUAGE.getDefaultVersion());
58
59 new SourceCodeProcessor(config).processSourceCode(new FileReader(filename), new RuleSets(ruleSet), ctx);
60
61 for (Iterator<RuleViolation> i = ctx.getReport().iterator(); i.hasNext();) {
62 RuleViolation rv = i.next();
63 StringBuilder sb = new StringBuilder("Match at line " + rv.getBeginLine() + " column " + rv.getBeginColumn());
64 if (StringUtil.isNotEmpty(rv.getPackageName())) {
65 sb.append("; package name '" + rv.getPackageName() + "'");
66 }
67 if (StringUtil.isNotEmpty(rv.getMethodName())) {
68 sb.append("; method name '" + rv.getMethodName() + "'");
69 }
70 if (StringUtil.isNotEmpty(rv.getVariableName())) {
71 sb.append("; variable name '" + rv.getVariableName() + "'");
72 }
73 System.out.println(sb.toString());
74 }
75 }
76 }