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1 package jester;
2
3 import java.io.File  ;
4
5 public class FileBasedClassIterator implements ClassIterator {
6 private Configuration myConfiguration;
7 private String [] myFileNames;
8 private Report myReport;
9
10 public FileBasedClassIterator(Configuration configuration, String [] fileNames, Report aReport) {
11 super();
12 myConfiguration = configuration;
13 myFileNames = fileNames; myReport = aReport;
15 }
16
17 public void iterate(final ClassTestTester visitor) throws SourceChangeException {
18 final int[] numberOfFiles = new int[1];
19 numberOfFiles[0] = 0;
20 FileVisitor fileCounter = new FileVisitor() {
21 public void visit(String fileName) {
22 if (fileName.endsWith(myConfiguration.sourceFileExtension())) {
23 numberOfFiles[0]++;
24 }
25 }
26 };
27 for (int i = 0; i < myFileNames.length; i++) {
28 visitFileOrDirectory(myFileNames[i], fileCounter);
29 }
30 myReport.setNumberOfFilesThatWillBeTested(numberOfFiles[0]);
31
32 FileVisitor classTestVisitorWrapper = new FileVisitor() {
33 public void visit(String fileName) throws SourceChangeException {
34 if (fileName.endsWith(myConfiguration.sourceFileExtension())) {
35 ClassSourceCodeChanger sourceCodeSystem = new FileBasedClassSourceCodeChanger(myConfiguration, fileName, myReport);
36 visitor.testUsing(sourceCodeSystem);
37 }
38 }
39 };
40
41 for (int i = 0; i < myFileNames.length; i++) {
42 visitFileOrDirectory(myFileNames[i], classTestVisitorWrapper);
43 }
44 }
45
46 private void visitFileOrDirectory(String fileName, FileVisitor visitor) throws SourceChangeException {
47 File file = new File (fileName);
48 if (file.isDirectory()) {
49 iterateForFilesInDirectory(file, visitor);
50 } else {
51 visitor.visit(fileName);
52 }
53 }
54
55 private void iterateForFilesInDirectory(File directory, FileVisitor visitor) throws SourceChangeException {
56 String [] fileNames = directory.list();
57 for (int i = 0; i < fileNames.length; i++) {
58 String fileName = directory.getPath() + File.separator + fileNames[i];
59 visitFileOrDirectory(fileName, visitor);
60 }
61 }
62 }
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Java API By Example, From Geeks To Geeks.