publicSet<String>listFilesUsingFilesList(String dir)throwsIOException {try(Stream<Path> stream = Files.list(Paths.get(dir))) {returnstream .filter(file -> !Files.isDirectory(file)) .map(Path::getFileName) .map(Path::toString) .collect(Collectors.toSet()); } } Similarly, we return a set...
public static void getFiles(File dir, FilenameFilter filter,List<File> list){ File[] files = dir.listFiles(); for(File file :files){ if(file.isDirectory()){//如果多了个!会导致文件无法添加 因为 文件 再次递归始终无法加入 //递归 getFiles(file,filter,list); }else{ //对遍历到的文件进行...
The first example lists the current directory. Main.java import java.io.IOException; import java.nio.file.Files; import java.nio.file.Paths; void main() throws IOException { var path = Paths.get("."); try (var files = Files.list(path)) { files.forEach(System.out::println); } } ...
publicclassFilesListDirectoryExample{ publicstaticvoidmain(String[] args){ Pathdirectory=Paths.get("exampleDir"); try(DirectoryStream<Path> stream = Files.newDirectoryStream(directory)) { System.out.println("目录中的文件:"); for(Path entry : stream) { System.out.println(entry.getFileName()); ...
List directory contents recursively with Files.walkThe Files.walk method returns a lazily populated stream of Paths by walking the file tree rooted at a given starting file. Files.walk recursively walks all subdirectories. Main.java import java.io.IOException; import java.nio.file.Files; import ...
Scannerin=newScanner(Paths.get("C:\\Users\test.txt")); Files类 创建文件 创建目录 如果目录已经存在会抛出异常FileAlreadyExistsException. 创建目录是原子性的 Pathpath=Paths.get("dir"); Files.createDirectory(path);// 创建以path为路径的目录 ...
// Display the names of the files for (File f : listOfFiles) { String fileName = f.getName(); System.out.println(fileName); } //这种方法也可以 for (int i = 0; i < listOfFiles.length; i++) { System.out.println(listOfFiles[i].getName()); ...
for(File f : subfiles) { if(f.isDirectory) {// 文件目录 printSubFile(f); }else{// 文件 System.out.println(f.getAbsolutePath); } } } // 方式二:循环实现 // 列出file目录的下级内容,仅列出一级的话 // 使用File类的String[] list比较简单 ...
StringfileNameToFind="test.txt";FilerootDirectory=newFile("c:/temp");finalList<File>foundFiles=newArrayList<>();try(Stream<Path>walkStream=Files.walk(rootDirectory.toPath())){walkStream.filter(p->p.toFile().isFile()).forEach(f->{if(f.toString().endsWith(fileNameToFind)){foundFiles....
publicclassDatabaseSearchimplementsSearch{@OverridepublicList<String>searchDoc(String keyword){System.out.println("数据搜索 "+keyword);returnnull;}} resources 接下来可以在resources下新建META-INF/services/目录,然后新建接口全限定名的文件:com.cainiao.ys.spi.learn.Search,里面加上我们需要用到的实现类 ...