本文整理了Java中java.nio.file.Files.newDirectoryStream()
方法的一些代码示例,展示了Files.newDirectoryStream()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Files.newDirectoryStream()
方法的具体详情如下:
包路径:java.nio.file.Files
类名称:Files
方法名:newDirectoryStream
暂无
代码示例来源:origin: jenkinsci/jenkins
private List<IOException> tryRemoveDirectoryContents(@Nonnull Path path) {
Path normalized = path.normalize();
List<IOException> accumulatedErrors = new ArrayList<>();
if (!Files.isDirectory(normalized)) return accumulatedErrors;
try (DirectoryStream<Path> children = Files.newDirectoryStream(normalized)) {
for (Path child : children) {
accumulatedErrors.addAll(tryRemoveRecursive(child));
}
} catch (IOException e) {
accumulatedErrors.add(e);
}
return accumulatedErrors;
}
代码示例来源:origin: SonarSource/sonarqube
private static DirectoryStream<Path> list(Path dir) throws IOException {
return Files.newDirectoryStream(dir, entry -> !DirectoryLock.LOCK_FILE_NAME.equals(entry.getFileName().toString()));
}
}
代码示例来源:origin: apache/storm
private void forEachTopologyDistDir(ConsumePathAndId consumer) throws IOException {
Path stormCodeRoot = Paths.get(ConfigUtils.supervisorStormDistRoot(conf));
if (Files.exists(stormCodeRoot) && Files.isDirectory(stormCodeRoot)) {
try (DirectoryStream<Path> children = Files.newDirectoryStream(stormCodeRoot)) {
for (Path child : children) {
if (Files.isDirectory(child)) {
String topologyId = child.getFileName().toString();
consumer.accept(child, topologyId);
}
}
}
}
}
代码示例来源:origin: twosigma/beakerx
@NotNull
private List<String> listDirectory(Path path) throws IOException {
List<String> result = new ArrayList<>();
Files.newDirectoryStream(path, filter)
.forEach(x -> result.add(x.toString()));
return result;
}
代码示例来源:origin: apache/ignite
if (Files.isDirectory(path)) {
try {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(path)) {
for (Path innerPath : stream) {
boolean res = delete(innerPath);
try {
new JarFile(path.toString(), false).close();
代码示例来源:origin: springside/springside4
/**
* 复制目录
*/
public static void copyDir(@NotNull Path from, @NotNull Path to) throws IOException {
Validate.isTrue(isDirExists(from), "%s is not exist or not a dir", from);
Validate.notNull(to);
makesureDirExists(to);
try (DirectoryStream<Path> dirStream = Files.newDirectoryStream(from)) {
for (Path path : dirStream) {
copy(path, to.resolve(path.getFileName()));
}
}
}
代码示例来源:origin: neo4j/neo4j
private void copyRecursively( Path source, Path target ) throws IOException
{
try ( DirectoryStream<Path> directoryStream = Files.newDirectoryStream( source ) )
{
for ( Path sourcePath : directoryStream )
{
Path targetPath = target.resolve( sourcePath.getFileName() );
if ( Files.isDirectory( sourcePath ) )
{
Files.createDirectories( targetPath );
copyRecursively( sourcePath, targetPath );
}
else
{
Files.copy( sourcePath, targetPath,
REPLACE_EXISTING, StandardCopyOption.COPY_ATTRIBUTES );
}
}
}
}
代码示例来源:origin: apache/flink
static void processConfigOptions(String rootDir, String module, String packageName, String pathPrefix, ThrowingConsumer<Class<?>, IOException> classConsumer) throws IOException, ClassNotFoundException {
Path configDir = Paths.get(rootDir, module, pathPrefix, packageName.replaceAll("\\.", "/"));
try (DirectoryStream<Path> stream = Files.newDirectoryStream(configDir)) {
for (Path entry : stream) {
String fileName = entry.getFileName().toString();
Matcher matcher = CLASS_NAME_PATTERN.matcher(fileName);
if (matcher.matches()) {
final String className = packageName + '.' + matcher.group(CLASS_NAME_GROUP);
if (!EXCLUSIONS.contains(className)) {
Class<?> optionsClass = Class.forName(className);
classConsumer.accept(optionsClass);
}
}
}
}
}
代码示例来源:origin: OryxProject/oryx
Preconditions.checkArgument(Files.isDirectory(dir), "%s is not a directory", dir);
List<Path> newPaths = new ArrayList<>();
for (Path existingPath : paths) {
if (Files.isDirectory(existingPath)) {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(existingPath, globLevel)) {
for (Path path : stream) {
if (!path.getFileName().toString().startsWith(".")) {
newPaths.add(path);
代码示例来源:origin: twosigma/beakerx
@NotNull
private List<String> listParentDirectory(Path path) throws IOException {
List<String> result = new ArrayList<>();
Path parent = path.getParent();
Files.newDirectoryStream(parent, p -> {
if (p.toString().startsWith(path.toString())) {
if (p.toFile().isFile()) {
return p.toString().endsWith(".jar");
}
return true;
}
return false;
}).forEach(x -> result.add(x.toString()));
return result;
}
代码示例来源:origin: google/error-prone
private static void findExamples(
List<Path> examples, Path dir, DirectoryStream.Filter<Path> filter) throws IOException {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir, filter)) {
for (Path entry : stream) {
if (Files.isDirectory(entry)) {
findExamples(examples, entry, filter);
} else {
examples.add(entry);
}
}
}
}
代码示例来源:origin: apache/ignite
/**
* Parse all IGFS log files in specified log directory.
*
* @param logDir Folder were log files located.
* @return List of line with aggregated information by files.
*/
private List<VisorIgfsProfilerEntry> parse(Path logDir, String igfsName) throws IOException {
List<VisorIgfsProfilerEntry> parsedFiles = new ArrayList<>(512);
try (DirectoryStream<Path> dirStream = Files.newDirectoryStream(logDir)) {
PathMatcher matcher = FileSystems.getDefault().getPathMatcher("glob:igfs-log-" + igfsName + "-*.csv");
for (Path p : dirStream) {
if (matcher.matches(p.getFileName())) {
try {
parsedFiles.addAll(parseFile(p));
}
catch (NoSuchFileException ignored) {
// Files was deleted, skip it.
}
catch (Exception e) {
ignite.log().warning("Failed to parse IGFS profiler log file: " + p, e);
}
}
}
}
return parsedFiles;
}
代码示例来源:origin: google/jimfs
if (Files.isDirectory(path)) {
try (DirectoryStream<Path> files = Files.newDirectoryStream(path)) {
for (Path file : files) {
builder.append(file.getFileName()).append('\n');
代码示例来源:origin: bwssytems/ha-bridge
public List<String> getBackups() {
List<String> theFilenames = new ArrayList<String>();
Path dir = repositoryPath.getParent();
try (DirectoryStream<Path> stream =
Files.newDirectoryStream(dir, "*.{"+ fileExtension.substring(1) + "}")) {
for (Path entry: stream) {
theFilenames.add(entry.getFileName().toString());
}
} catch (IOException x) {
// IOException can never be thrown by the iteration.
// In this snippet, it can // only be thrown by newDirectoryStream.
log.warn("Issue getting directory listing for backups in directory: " + x.getMessage());
}
return theFilenames;
}
代码示例来源:origin: wildfly/wildfly
if (levels == 0) {
try {
stream = Files.newDirectoryStream(root, "*.xml");
iterator = stream.iterator();
} catch (IOException e) {
} else {
try {
stream = Files.newDirectoryStream(root, entry -> {
final String fileName = entry.getFileName().toString();
return fileName.length() == 1 && !fileName.equals(".") && Files.isDirectory(entry);
});
iterator = stream.iterator();
代码示例来源:origin: allure-framework/allure2
private List<URL> jarsInDirectory(final Path directory) {
final DirectoryStream.Filter<Path> pathFilter = entry ->
Files.isRegularFile(entry) && entry.toString().endsWith(".jar");
try (DirectoryStream<Path> stream = Files.newDirectoryStream(directory, pathFilter)) {
return StreamSupport.stream(stream.spliterator(), false)
.filter(Files::isRegularFile)
.map(this::toUrlSafe)
.filter(Optional::isPresent)
.map(Optional::get)
.collect(Collectors.toList());
} catch (IOException e) {
LOGGER.error("Could not load plugin: {}", e);
return Collections.emptyList();
}
}
代码示例来源:origin: google/guava
/**
* Insecure recursive delete for file systems that don't support {@code SecureDirectoryStream}.
* Returns a collection of exceptions that occurred or null if no exceptions were thrown.
*/
private static @Nullable Collection<IOException> deleteRecursivelyInsecure(Path path) {
Collection<IOException> exceptions = null;
try {
if (Files.isDirectory(path, NOFOLLOW_LINKS)) {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(path)) {
exceptions = deleteDirectoryContentsInsecure(stream);
}
}
// If exceptions is not null, something went wrong trying to delete the contents of the
// directory, so we shouldn't try to delete the directory as it will probably fail.
if (exceptions == null) {
Files.delete(path);
}
return exceptions;
} catch (IOException e) {
return addException(exceptions, e);
}
}
代码示例来源:origin: org.apache.logging.log4j/log4j-core
@AfterClass
public static void afterClass() throws Exception {
long size = 0;
try (DirectoryStream<Path> directoryStream = Files.newDirectoryStream(Paths.get(DIR))) {
for (final Path path : directoryStream) {
if (size == 0) {
size = Files.size(path);
} else {
final long fileSize = Files.size(path);
assertTrue("Expected size: " + size + " Size of " + path.getFileName() + ": " + fileSize,
size == fileSize);
}
Files.delete(path);
}
Files.delete(Paths.get(DIR));
}
}
代码示例来源:origin: wildfly/wildfly
@Override
public List<Resource> list() {
final List<Resource> resources = new ArrayList<>();
try (DirectoryStream<Path> stream = Files.newDirectoryStream(file)) {
for (Path child : stream) {
resources.add(new PathResource(child, manager, path + file.getFileSystem().getSeparator() + child.getFileName().toString()));
}
} catch (IOException e) {
throw new RuntimeException(e);
}
return resources;
}
代码示例来源:origin: igniterealtime/Openfire
if ( !Files.isDirectory( pluginsDirectory ) || !Files.isReadable( pluginsDirectory ) )
try ( final DirectoryStream<Path> ds = Files.newDirectoryStream( pluginsDirectory, new DirectoryStream.Filter<Path>()
final String fileName = jarFile.getFileName().toString();
final String canonicalPluginName = fileName.substring( 0, fileName.length() - 4 ).toLowerCase(); // strip extension.
try ( final DirectoryStream<Path> ds = Files.newDirectoryStream( pluginsDirectory, new DirectoryStream.Filter<Path>()
try ( final DirectoryStream<Path> ds = Files.newDirectoryStream( pluginsDirectory, new DirectoryStream.Filter<Path>()
if ( Files.exists( devPluginPath ) && Files.isDirectory( devPluginPath ) )
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