/**
* 列出指定目录下的所有子目录
*
* @param startDirPath the start dir path
* @param excludeDirs the exclude dirs
* @param sortType the sort type
* @return file [ ]
*/
public static File[] listDirs(String startDirPath, String[] excludeDirs, SortType sortType) {
LogUtils.debug(String.format("list dir %s", startDirPath));
ArrayList<File> dirList = new ArrayList<File>();
File startDir = new File(startDirPath);
if (!startDir.isDirectory()) {
return new File[0];
}
File[] dirs =
startDir.listFiles(
new FileFilter() {
public boolean accept(File f) {
if (f == null) {
return false;
}
if (f.isDirectory()) {
return true;
}
return false;
}
});
if (dirs == null) {
return new File[0];
}
if (excludeDirs == null) {
excludeDirs = new String[0];
}
for (File dir : dirs) {
File file = dir.getAbsoluteFile();
if (!Arrays.deepToString(excludeDirs).contains(file.getName())) {
dirList.add(file);
}
}
if (sortType.equals(SortType.BY_NAME_ASC)) {
Collections.sort(dirList, new SortByName());
} else if (sortType.equals(SortType.BY_NAME_DESC)) {
Collections.sort(dirList, new SortByName());
Collections.reverse(dirList);
} else if (sortType.equals(SortType.BY_TIME_ASC)) {
Collections.sort(dirList, new SortByTime());
} else if (sortType.equals(SortType.BY_TIME_DESC)) {
Collections.sort(dirList, new SortByTime());
Collections.reverse(dirList);
} else if (sortType.equals(SortType.BY_SIZE_ASC)) {
Collections.sort(dirList, new SortBySize());
} else if (sortType.equals(SortType.BY_SIZE_DESC)) {
Collections.sort(dirList, new SortBySize());
Collections.reverse(dirList);
} else if (sortType.equals(SortType.BY_EXTENSION_ASC)) {
Collections.sort(dirList, new SortByExtension());
} else if (sortType.equals(SortType.BY_EXTENSION_DESC)) {
Collections.sort(dirList, new SortByExtension());
Collections.reverse(dirList);
}
return dirList.toArray(new File[dirList.size()]);
}
/**
* 列出指定目录下的所有文件
*
* @param startDirPath the start dir path
* @param filterPattern the filter pattern
* @param sortType the sort type
* @return the file [ ]
*/
public static File[] listFiles(
String startDirPath, final Pattern filterPattern, SortType sortType) {
LogUtils.debug(String.format("list file %s", startDirPath));
ArrayList<File> fileList = new ArrayList<File>();
File f = new File(startDirPath);
if (!f.isDirectory()) {
return new File[0];
}
File[] files =
f.listFiles(
new FileFilter() {
public boolean accept(File f) {
if (f == null) {
return false;
}
if (f.isDirectory()) {
return false;
}
if (filterPattern == null) {
return true;
}
return filterPattern.matcher(f.getName()).find();
}
});
if (files == null) {
return new File[0];
}
for (File file : files) {
fileList.add(file.getAbsoluteFile());
}
if (sortType.equals(SortType.BY_NAME_ASC)) {
Collections.sort(fileList, new SortByName());
} else if (sortType.equals(SortType.BY_NAME_DESC)) {
Collections.sort(fileList, new SortByName());
Collections.reverse(fileList);
} else if (sortType.equals(SortType.BY_TIME_ASC)) {
Collections.sort(fileList, new SortByTime());
} else if (sortType.equals(SortType.BY_TIME_DESC)) {
Collections.sort(fileList, new SortByTime());
Collections.reverse(fileList);
} else if (sortType.equals(SortType.BY_SIZE_ASC)) {
Collections.sort(fileList, new SortBySize());
} else if (sortType.equals(SortType.BY_SIZE_DESC)) {
Collections.sort(fileList, new SortBySize());
Collections.reverse(fileList);
} else if (sortType.equals(SortType.BY_EXTENSION_ASC)) {
Collections.sort(fileList, new SortByExtension());
} else if (sortType.equals(SortType.BY_EXTENSION_DESC)) {
Collections.sort(fileList, new SortByExtension());
Collections.reverse(fileList);
}
return fileList.toArray(new File[fileList.size()]);
}
