Java Code Examples for org.apache.tools.ant.DirectoryScanner#scan()

public static String[] scanFiles(File f,String[] filter){
	String[] includeFiles = null;
	try {
		DirectoryScanner ds=new DirectoryScanner(); 
		
		ds.setBasedir(f); 
		ds.setIncludes(filter);  //**/*.java
		ds.scan(); 
		if(ds.getIncludedFilesCount()>0) { 	 
		 includeFiles=ds.getIncludedFiles(); 
		}
	} catch (IllegalStateException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
	return includeFiles;
	 
}
 

public File[] getFiles() {
    DirectoryScanner scanner = new DirectoryScanner();
    scanner.setBasedir(rootPath);
    scanner.setIncludes(new String[]{pattern});
    scanner.scan();
    String[] allPaths = scanner.getIncludedFiles();
    List<File> allFiles = new ArrayList<>();
    String[] directories = scanner.getIncludedDirectories();
    for (String directory : directories) {
        allFiles.add(new File(rootPath, directory));
    }

    for (int i = 0; i < allPaths.length; i++) {
        File file = new File(rootPath, allPaths[i]);
        if (!allFiles.contains(file.getParentFile())) {
            allFiles.add(file);
        }
    }
    return allFiles.toArray(new File[]{});
}
 

public static String[] getClassFileInClasspath()
{
  String classpath = System.getProperty("java.class.path");
  String[] paths = classpath.split(":");
  List<String> fnames = new LinkedList<>();
  for (String cp : paths) {
    File f = new File(cp);
    if (!f.isDirectory()) {
      continue;
    }
    DirectoryScanner ds = new DirectoryScanner();
    ds.setBasedir(f);
    ds.setIncludes(new String[]{"**\\*.class"});
    ds.scan();
    for (String name : ds.getIncludedFiles()) {
      fnames.add(new File(f, name).getAbsolutePath());
    }

  }
  return fnames.toArray(new String[]{});
}
 

private static String[] expandFileNames(String fileName) throws IOException
{
  // TODO: need to work with other users
  if (fileName.matches("^[a-zA-Z]+:.*")) {
    // it's a URL
    return new String[]{fileName};
  }
  if (fileName.startsWith("~" + File.separator)) {
    fileName = System.getProperty("user.home") + fileName.substring(1);
  }
  fileName = new File(fileName).getCanonicalPath();
  LOG.debug("Canonical path: {}", fileName);
  DirectoryScanner scanner = new DirectoryScanner();
  scanner.setIncludes(new String[]{fileName});
  scanner.scan();
  return scanner.getIncludedFiles();
}
 

public static String[] findFiles(File targetDirectory, String fileIncludePattern, String fileExcludePattern,
    final String DEFAULT_FILE_INCLUDE_PATTERN) {
    DirectoryScanner scanner = new DirectoryScanner();
    if (fileIncludePattern == null || fileIncludePattern.isEmpty()) {
        scanner.setIncludes(new String[] {DEFAULT_FILE_INCLUDE_PATTERN});
    } else {
        scanner.setIncludes(new String[] {fileIncludePattern});
    }
    if (fileExcludePattern != null) {
        scanner.setExcludes(new String[] {fileExcludePattern});
    }
    scanner.setBasedir(targetDirectory);
    scanner.scan();
    return scanner.getIncludedFiles();
}
 

public static String[] searchFiles(String searchPath, String searchString) {

        DirectoryScanner scanner = new DirectoryScanner();
        scanner.setIncludes(new String[]{searchString + "*.php"});

        scanner.setBasedir(searchPath);
        scanner.setCaseSensitive(false);
        scanner.scan();
        return scanner.getIncludedFiles();

    }
 

protected String[] parseSourcePath(String source, String workingDir) {
    DirectoryScanner directoryScanner = new DirectoryScanner();
    directoryScanner.setBasedir(workingDir);
    directoryScanner.setIncludes(new String[]{source});
    directoryScanner.scan();
    return ArrayUtils.addAll(directoryScanner.getIncludedFiles(), directoryScanner.getIncludedDirectories());
}
 

public void addConfiguredFileSet(FileSet fs) {
  DirectoryScanner scanner = fs.getDirectoryScanner(getProject());
  File baseDir = scanner.getBasedir();
  scanner.scan();
  String[] includedFiles = scanner.getIncludedFiles();
  Arrays.sort(includedFiles);
  for (String localPath : includedFiles) {
    files.add(new File(baseDir, localPath));
  }
}
 

private static String expandFileName(String fileName, boolean expandWildCard) throws IOException
{
  if (fileName.matches("^[a-zA-Z]+:.*")) {
    // it's a URL
    return fileName;
  }

  // TODO: need to work with other users' home directory
  if (fileName.startsWith("~" + File.separator)) {
    fileName = System.getProperty("user.home") + fileName.substring(1);
  }
  fileName = new File(fileName).getCanonicalPath();
  //LOG.debug("Canonical path: {}", fileName);
  if (expandWildCard) {
    DirectoryScanner scanner = new DirectoryScanner();
    scanner.setIncludes(new String[]{fileName});
    scanner.scan();
    String[] files = scanner.getIncludedFiles();

    if (files.length == 0) {
      throw new CliException(fileName + " does not match any file");
    } else if (files.length > 1) {
      throw new CliException(fileName + " matches more than one file");
    }
    return files[0];
  } else {
    return fileName;
  }
}
 

private void processLibJars(String libjars, Set<URL> clUrls) throws Exception
{
  for (String libjar : libjars.split(",")) {
    // if hadoop file system, copy from hadoop file system to local
    URI uri = new URI(libjar);
    String scheme = uri.getScheme();
    if (scheme == null) {
      // expand wildcards
      DirectoryScanner scanner = new DirectoryScanner();
      scanner.setIncludes(new String[]{libjar});
      scanner.scan();
      String[] files = scanner.getIncludedFiles();
      for (String file : files) {
        clUrls.add(new URL("file:" + file));
      }
    } else if (scheme.equals("file")) {
      clUrls.add(new URL(libjar));
    } else {
      if (fs != null) {
        Path path = new Path(libjar);
        File dependencyJarsDir = new File(StramClientUtils.getUserDTDirectory(), "dependencyJars");
        dependencyJarsDir.mkdirs();
        File localJarFile = new File(dependencyJarsDir, path.getName());
        fs.copyToLocalFile(path, new Path(localJarFile.getAbsolutePath()));
        clUrls.add(new URL("file:" + localJarFile.getAbsolutePath()));
      } else {
        throw new NotImplementedException("Jar file needs to be from Hadoop File System also in order for the dependency jars to be in Hadoop File System");
      }
    }
  }
}
 

private void processLibJars(String libjars, Set<URL> clUrls) throws Exception
{
  for (String libjar : libjars.split(",")) {
    // if hadoop file system, copy from hadoop file system to local
    URI uri = new URI(libjar);
    String scheme = uri.getScheme();
    if (scheme == null) {
      // expand wildcards
      DirectoryScanner scanner = new DirectoryScanner();
      scanner.setIncludes(new String[]{libjar});
      scanner.scan();
      String[] files = scanner.getIncludedFiles();
      for (String file : files) {
        clUrls.add(new URL("file:" + file));
      }
    } else if (scheme.equals("file")) {
      clUrls.add(new URL(libjar));
    } else {
      if (fs != null) {
        Path path = new Path(libjar);
        File dependencyJarsDir = new File(StramClientUtils.getUserDTDirectory(), "dependencyJars");
        dependencyJarsDir.mkdirs();
        File localJarFile = new File(dependencyJarsDir, path.getName());
        fs.copyToLocalFile(path, new Path(localJarFile.getAbsolutePath()));
        clUrls.add(new URL("file:" + localJarFile.getAbsolutePath()));
      } else {
        throw new NotImplementedException("Jar file needs to be from Hadoop File System also in order for the dependency jars to be in Hadoop File System");
      }
    }
  }
}
 

public List<String> listIncludes(String basedir, List<String> includes, List<String> excludes) {
	if (includes == null || includes.isEmpty()) {
		return Collections.emptyList();
	}

	DirectoryScanner directoryScanner = new DirectoryScanner();
	directoryScanner.addDefaultExcludes();
	directoryScanner.setBasedir(new File(basedir));
	directoryScanner.setIncludes(stringListToArray(includes));
	directoryScanner.setExcludes(stringListToArray(excludes));

	directoryScanner.scan();
	return Arrays.asList(directoryScanner.getIncludedFiles());
}
 

@Override
public String[] getFilesMatchingPattern(File directory, String pattern) {
    DirectoryScanner scanner = new DirectoryScanner();
    scanner.setBasedir(directory);
    scanner.setIncludes(pattern.trim().split(" *, *"));
    scanner.scan();
    return scanner.getIncludedFiles();
}
 

private void findAllIncludedFiles(Map<File, File> fileToParent, Set<File> sharedSchemas, Set<File> nonSharedSchemas) {
    String[] includesArray = includes.toArray(new String[0]);

    for (File input : inputs) {
        if (!input.exists()) {
            LOG.warn("path {} does not exist", input);
        }

        if (input.isFile()) {
            //individual files are always considered included, so no test against includes
            includeFile(input, input, fileToParent, sharedSchemas, nonSharedSchemas);
        } else if (input.isDirectory()) {
            DirectoryScanner scanner = new DirectoryScanner();
            scanner.setBasedir(input);
            scanner.setIncludes(includesArray);
            scanner.scan();
            //results are paths relative (==under) input
            String[] includedFiles = scanner.getIncludedFiles();
            for (String included : includedFiles) {
                File file = new File(input, included);
                includeFile(file, input, fileToParent, sharedSchemas, nonSharedSchemas);
            }
        } else {
            LOG.warn("path {} is neither a file nor a directory", input);
        }
    }
}
 

public Collection<File> listFiles(File dir) {
   	Collection<File> files = new ArrayList<File>();
   	
   	DirectoryScanner scanner = new DirectoryScanner();
   	scanner.setBasedir(dir);
   	scanner.setIncludes(includes.toArray(new String[0]));
   	scanner.setExcludes(excludes.toArray(new String[0]));
   	scanner.scan();
   	
   	for (String path: scanner.getIncludedFiles()) 
   		files.add(new File(dir, path));
   	
	return files;
}
 

public static File[] getInputFilesByPattern(String searchPath) {
  File searchFile = new File(searchPath);
  if (searchFile.isFile()) {
    return new File[]{searchFile};
  } else {
    if (searchPath.contains("*")) {
      try {
        String folderBeforeRegex = getLogDirNameBeforeWildCard(searchPath);
        String fileNameAfterLastFolder = searchPath.substring(folderBeforeRegex.length());

        DirectoryScanner scanner = new DirectoryScanner();
        scanner.setIncludes(new String[]{fileNameAfterLastFolder});
        scanner.setBasedir(folderBeforeRegex);
        scanner.setCaseSensitive(true);
        scanner.scan();
        String[] fileNames = scanner.getIncludedFiles();

        if (fileNames != null && fileNames.length > 0) {
          File[] files = new File[fileNames.length];
          for (int i = 0; i < fileNames.length; i++) {
            files[i] = new File(folderBeforeRegex + fileNames[i]);
          }
          return files;
        }
      } catch (Exception e) {
        fileMonitorLogger.info("Input file was not found by pattern (exception thrown); {}, message: {}", searchPath, e.getMessage());
      }

    } else {
      fileMonitorLogger.debug("Input file config was not found by pattern; {}", searchPath);
    }
    return new File[]{};
  }
}
 

/**
 * Gets the files in the specified group as an array of files. The files in
 * the returned array are in the order returned by <code>group</code>'s
 * {@link FileSet#getDirectoryScanner(Project) directory scanner}.
 */
@Override
protected File[] getFiles(FileSet group) {
	Project proj = getProject();
	DirectoryScanner scanner = group.getDirectoryScanner(proj);
	scanner.scan();
	
	String[] fileNames = scanner.getIncludedFiles();
	if(fileNames.length == 0) {
		throw new BuildException("no source files included");
	}
	
	return makeFiles(group.getDir(proj), fileNames);
}
 

private static String expandFileName(String fileName, boolean expandWildCard) throws IOException
{
  if (fileName.matches("^[a-zA-Z]+:.*")) {
    // it's a URL
    return fileName;
  }

  // TODO: need to work with other users' home directory
  if (fileName.startsWith("~" + File.separator)) {
    fileName = System.getProperty("user.home") + fileName.substring(1);
  }
  fileName = new File(fileName).getCanonicalPath();
  //LOG.debug("Canonical path: {}", fileName);
  if (expandWildCard) {
    DirectoryScanner scanner = new DirectoryScanner();
    scanner.setIncludes(new String[]{fileName});
    scanner.scan();
    String[] files = scanner.getIncludedFiles();

    if (files.length == 0) {
      throw new CliException(fileName + " does not match any file");
    } else if (files.length > 1) {
      throw new CliException(fileName + " matches more than one file");
    }
    return files[0];
  } else {
    return fileName;
  }
}
 

private void packBrandingJar(File srcDir, File destJarBase, String locale) throws IOException {
    DirectoryScanner scanner = new DirectoryScanner();
    scanner.setBasedir(srcDir);
    String localeToken = "";
    if(locale != null) {
        String [] includes = {"**/*_" + locale.toString() + ".*"};
        scanner.setIncludes(includes);
        localeToken = "_" + locale.toString();
    } else {
        String [] excludes = {"**/*_??_??.*", "**/*_??.*"};
        scanner.setExcludes(excludes);
    }
    scanner.addDefaultExcludes(); // #68929
    scanner.scan();
    String[] files = scanner.getIncludedFiles();
    if(files.length > 0) {
        Jar zip = (Jar) getProject().createTask("jar");
        String name = destJarBase.getName();
        String nameBase = name.substring(0, name.length() - ".jar".length());
        File destFolder = new File(destJarBase.getParentFile(), "locale");
        if (!destFolder.isDirectory() && !destFolder.mkdirs()) {
            throw new IOException("Could not create directory " + destFolder);
        }
        File destJar = new File(destFolder, nameBase + "_" + token + localeToken + ".jar");
        zip.setDestFile(destJar);
        zip.setCompress(true);
        for (int i = 0; i < files.length; i++) {
            ZipFileSet entry = new ZipFileSet();
            entry.setFile(new File(srcDir, files[i]));
            String basePath = files[i].replace(File.separatorChar, '/');
            int slash = basePath.lastIndexOf('/');
            int dot = basePath.lastIndexOf('.');
            String infix = "_" + token + localeToken;
            String brandedPath;
            if (dot == -1 || dot < slash) {
                brandedPath = basePath + infix;
            } else {
                brandedPath = basePath.substring(0, dot - localeToken.length()) + infix + basePath.substring(dot);
            }
            entry.setFullpath(brandedPath);
            zip.addZipfileset(entry);
        }
        zip.setLocation(getLocation());
        zip.init();
        zip.execute();
    }
}
 

private void processProjectDir(File f) {
    String prjPath = null;
    //if (f.getAbsolutePath().equals(baseDir.getAbsolutePath())) {
    //    prjPath = "";
    //} else {
        prjPath = f.getAbsolutePath().substring(baseDir.getAbsolutePath().length() + 1);
    //}
    log("Processing project dir: " + prjPath);
    DirectoryScanner ds = new DirectoryScanner();
    ds.setBasedir(f);
    ds.setIncludes(getAsArray(iconIncludes));
    ds.setExcludes(getAsArray(iconExcludes));
    ds.setCaseSensitive(false);
    ds.scan();
    String[] files = ds.getIncludedFiles();
    log("    Found " + files.length + " files in " + f);
    List<ImageInfo> goodIcons = new ArrayList<>();
    List<ImageInfo> badIcons = new ArrayList<>();
    for (String file : files) {
        String ext = file.substring(file.lastIndexOf('.') + 1);
        if (ext.equalsIgnoreCase("gif") || ext.equalsIgnoreCase("png")) {
            File iconFile = new File(f, file);
            try {
                ImageInfo imageInfo = null;
                imageInfo = readImageInfo(iconFile);
                if (imageInfo != null) {
                    imageInfo.setPath(file);
                    imageInfo.setExt(ext);
                    int w = imageInfo.getWidth();
                    int h = imageInfo.getHeight();
                    if ((w == 8 && h == 8) || (w == 16 && h == 16) ||
                        (w == 24 && h == 24) || (w == 32 && h == 32)) {
                        goodIcons.add(imageInfo);
                    } else {
                        badIcons.add(imageInfo);
                    }
                }
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    }
    ProjectIconInfo prjIconInfo = new ProjectIconInfo(prjPath, goodIcons, badIcons);
    prjIconInfoList.add(prjIconInfo);
}