Java Code Examples for java.nio.file.Files#walk()
The following examples show how to use
java.nio.file.Files#walk() .
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Example 1
Source File: PathUtils.java From ServerSync with GNU General Public License v3.0 | 6 votes |
public static ArrayList<Path> fileListDeep(Path dir) throws IOException { if (!Files.exists(dir)) { throw new IOException("Attempted to list files of a directory that does not exist"); } Stream<Path> ds = Files.walk(dir); ArrayList<Path> dirList = new ArrayList<>(); Iterator<Path> it = ds.iterator(); while (it.hasNext()) { Path tp = it.next(); // discard directories if (!Files.isDirectory(tp)) { dirList.add(tp); } } ds.close(); return dirList; }
Example 2
Source File: SpdxLicenceImporter.java From waltz with Apache License 2.0 | 6 votes |
private List<SpdxLicence> parseData(String directoryPath) throws IOException, URISyntaxException { URI directoryUrl = this.getClass().getClassLoader().getResource(directoryPath).toURI(); try (Stream<Path> paths = Files.walk(Paths.get(directoryUrl))) { List<SpdxLicence> spdxLicences = paths .filter(Files::isRegularFile) .map(this::parseSpdxLicence) .filter(l -> l.isPresent()) .map(l -> l.get()) .collect(toList()); System.out.printf("Parsed %s SPDX licence files \n", spdxLicences.size()); return spdxLicences; } }
Example 3
Source File: TestInterceptor.java From smallrye-graphql with Apache License 2.0 | 5 votes |
private Set<Path> toListOfPaths(DirectoryStream<Path> directoryStream) { Set<Path> directories = new HashSet<>(); for (Path p : directoryStream) { try (Stream<Path> paths = Files.walk(p)) { Set<Path> tree = paths.filter(Files::isDirectory) .collect(Collectors.toSet()); directories.addAll(tree); } catch (IOException ex) { LOG.errorf("Ignoring directory [{0}] - {1}", new Object[] { p.getFileName().toString(), ex.getMessage() }); } } return directories; }
Example 4
Source File: StreamTest.java From jdk8u60 with GNU General Public License v2.0 | 5 votes |
public void testWalkFollowLink() { // If link is not supported, the directory structure won't have link. // We still want to test the behavior with FOLLOW_LINKS option. try (Stream<Path> s = Files.walk(testFolder, FileVisitOption.FOLLOW_LINKS)) { Object[] actual = s.sorted().toArray(); assertEquals(actual, all_folowLinks); } catch (IOException ioe) { fail("Unexpected IOException"); } }
Example 5
Source File: Session.java From meghanada-server with GNU General Public License v3.0 | 5 votes |
private static List<File> getSystemJars() throws IOException { Config config = Config.load(); if (config.isJava8()) { final String javaHome = config.getJavaHomeDir(); final File jvmDir = new File(javaHome); final String toolsJarPath = Joiner.on(File.separator).join("..", "lib", "tools.jar"); final File toolsJar = new File(jvmDir, toolsJarPath); try (final Stream<Path> stream = Files.walk(jvmDir.toPath())) { final List<File> files = stream .map(Path::toFile) .filter( f -> f.getName().endsWith(FileUtils.JAR_EXT) && !f.getName().endsWith("policy.jar")) .collect(Collectors.toList()); files.add(toolsJar.getCanonicalFile()); return files; } } else { List<File> result = new ArrayList<>(1); result.add(ModuleHelper.getJrtFsFile()); return result; } }
Example 6
Source File: RunCodingRules.java From openjdk-jdk9 with GNU General Public License v2.0 | 5 votes |
Stream<Path> silentFilesWalk(Path dir) throws IllegalStateException { try { return Files.walk(dir); } catch (IOException ex) { throw new IllegalStateException(ex); } }
Example 7
Source File: FileDeleter.java From n4js with Eclipse Public License 1.0 | 5 votes |
/** * Requests that the resource denoted by the given path be deleted upon (normal) termination of the Java virtual * machine. If the given path denotes a non-empty directory, its entire contents will be deleted as well. */ public static void deleteOnExit(Path resourceToDelete) throws IOException { final File resourceToDeleteAsFile = resourceToDelete.toFile(); if (resourceToDeleteAsFile.isDirectory()) { try (Stream<Path> walker = Files.walk(resourceToDelete)) { walker.forEachOrdered(path -> path.toFile().deleteOnExit()); } } else { resourceToDeleteAsFile.deleteOnExit(); } }
Example 8
Source File: StreamTest.java From hottub with GNU General Public License v2.0 | 5 votes |
public void testWalk() { try (Stream<Path> s = Files.walk(testFolder)) { Object[] actual = s.sorted().toArray(); assertEquals(actual, all); } catch (IOException ioe) { fail("Unexpected IOException"); } }
Example 9
Source File: UpdateMetadata.java From helidon-build-tools with Apache License 2.0 | 5 votes |
private static void deleteDirectoryContent(Path directory) throws IOException { Log.debug("deleting %s", directory); try (Stream<Path> stream = Files.walk(directory)) { stream.sorted(Comparator.reverseOrder()) .filter(file -> !file.equals(directory)) .forEach(file -> { try { Files.delete(file); } catch (IOException e) { throw new UncheckedIOException(e); } }); } }
Example 10
Source File: NotebotScreen.java From bleachhack-1.14 with GNU General Public License v3.0 | 5 votes |
public void init() { files = new ArrayList<>(); try { Stream<Path> paths = Files.walk(BleachFileMang.getDir().resolve("notebot")); paths.forEach(p -> files.add(p.getFileName().toString())); paths.close(); files.remove(0); } catch (IOException e) {} windows.clear(); windows.add(new Window(width / 4, height / 4 - 10, width / 4 + width / 2, height / 4 + height / 2, "Notebot Gui", new ItemStack(Items.NOTE_BLOCK))); }
Example 11
Source File: StripDebugPluginTest.java From openjdk-jdk9 with GNU General Public License v2.0 | 5 votes |
public void test() throws Exception { // JPRT not yet ready for jmods Helper helper = Helper.newHelper(); if (helper == null) { System.err.println("Test not run, NO jmods directory"); return; } List<String> classes = Arrays.asList("toto.Main", "toto.com.foo.bar.X"); Path moduleFile = helper.generateModuleCompiledClasses( helper.getJmodSrcDir(), helper.getJmodClassesDir(), "leaf1", classes); Path moduleInfo = moduleFile.resolve("module-info.class"); // Classes have been compiled in debug. List<Path> covered = new ArrayList<>(); byte[] infoContent = Files.readAllBytes(moduleInfo); try (Stream<Path> stream = Files.walk(moduleFile)) { for (Iterator<Path> iterator = stream.iterator(); iterator.hasNext(); ) { Path p = iterator.next(); if (Files.isRegularFile(p) && p.toString().endsWith(".class")) { byte[] content = Files.readAllBytes(p); String path = "/" + helper.getJmodClassesDir().relativize(p).toString(); String moduleInfoPath = path + "/module-info.class"; check(path, content, moduleInfoPath, infoContent); covered.add(p); } } } if (covered.isEmpty()) { throw new AssertionError("No class to compress"); } else { System.err.println("removed debug attributes from " + covered.size() + " classes"); } }
Example 12
Source File: StreamTest.java From openjdk-jdk8u with GNU General Public License v2.0 | 5 votes |
public void testWalkOneLevel() { try (Stream<Path> s = Files.walk(testFolder, 1)) { Object[] actual = s.filter(path -> ! path.equals(testFolder)) .sorted() .toArray(); assertEquals(actual, level1); } catch (IOException ioe) { fail("Unexpected IOException"); } }
Example 13
Source File: SpamAssassinExtension.java From james-project with Apache License 2.0 | 5 votes |
private void train(String user, Path folder, TrainingKind trainingKind) throws IOException { spamAssassinContainer.getDockerClient().copyArchiveToContainerCmd(spamAssassinContainer.getContainerId()) .withHostResource(folder.toAbsolutePath().toString()) .withRemotePath("/root") .exec(); try (Stream<Path> paths = Files.walk(folder)) { paths .filter(Files::isRegularFile) .map(Path::toFile) .forEach(Throwing.consumer(file -> spamAssassinContainer.execInContainer("sa-learn", trainingKind.saLearnExtensionName(), "-u", user, "/root/" + trainingKind.name().toLowerCase(Locale.US) + "/" + file.getName()))); } }
Example 14
Source File: FileDeletingTasklet.java From spring-batch with MIT License | 5 votes |
@Override public RepeatStatus execute(StepContribution stepContribution, ChunkContext chunkContext) { try (Stream<Path> walk = Files.walk(Paths.get(directory.getFile().getPath()))) { walk.filter(Files::isRegularFile).map(Path::toFile) .forEach(File::delete); } catch (IOException e) { LOGGER.error("error deleting files", e); throw new UnexpectedJobExecutionException( "unable to delete files"); } return RepeatStatus.FINISHED; }
Example 15
Source File: TemporaryFolder.java From centraldogma with Apache License 2.0 | 5 votes |
public void delete() throws IOException { if (root == null) { return; } try (Stream<Path> walk = Files.walk(root)) { walk.sorted(Comparator.reverseOrder()) .map(Path::toFile) .forEach(File::delete); } root = null; }
Example 16
Source File: StreamTest.java From openjdk-8-source with GNU General Public License v2.0 | 5 votes |
public void testWalkFollowLink() { // If link is not supported, the directory structure won't have link. // We still want to test the behavior with FOLLOW_LINKS option. try (Stream<Path> s = Files.walk(testFolder, FileVisitOption.FOLLOW_LINKS)) { Object[] actual = s.sorted().toArray(); assertEquals(actual, all_folowLinks); } catch (IOException ioe) { fail("Unexpected IOException"); } }
Example 17
Source File: QuarkusProdModeTest.java From quarkus with Apache License 2.0 | 5 votes |
private void exportArchive(Path deploymentDir, Class<?> testClass) { try { JavaArchive archive = getArchiveProducerOrDefault(); if (customApplicationProperties != null) { archive.add(new PropertiesAsset(customApplicationProperties), "application.properties"); } archive.as(ExplodedExporter.class).exportExplodedInto(deploymentDir.toFile()); String exportPath = System.getProperty("quarkus.deploymentExportPath"); if (exportPath != null) { File exportDir = new File(exportPath); if (exportDir.exists()) { if (!exportDir.isDirectory()) { throw new IllegalStateException("Export path is not a directory: " + exportPath); } try (Stream<Path> stream = Files.walk(exportDir.toPath())) { stream.sorted(Comparator.reverseOrder()).map(Path::toFile) .forEach(File::delete); } } else if (!exportDir.mkdirs()) { throw new IllegalStateException("Export path could not be created: " + exportPath); } File exportFile = new File(exportDir, archive.getName()); archive.as(ZipExporter.class).exportTo(exportFile); } } catch (Exception e) { throw new RuntimeException("Unable to create the archive", e); } }
Example 18
Source File: Directory.java From cactoos with MIT License | 5 votes |
@Override public Iterator<Path> iterator() { try (Stream<Path> files = Files.walk(this.dir)) { return files.collect(Collectors.toList()).iterator(); } catch (final IOException ex) { throw new IllegalStateException(ex); } }
Example 19
Source File: PathPrefixSuffixFinder.java From hmftools with GNU General Public License v3.0 | 5 votes |
@NotNull static Optional<Path> getPath(@NotNull final String path, @NotNull final String prefix, @NotNull final String suffix) { Stream<Path> paths; try { paths = Files.walk(new File(path).toPath()); } catch (IOException e) { return Optional.empty(); } return paths.filter(filePath -> filePath.getFileName().toString().startsWith(prefix) && filePath.getFileName() .toString() .endsWith(suffix) && filePath.toString().contains(path + File.separator + prefix)).findFirst(); }
Example 20
Source File: DirectoryChangesListener.java From Baragon with Apache License 2.0 | 5 votes |
@SuppressFBWarnings("RCN_REDUNDANT_NULLCHECK_WOULD_HAVE_BEEN_A_NPE") // Bug in spotbugs for try-with-resources private List<Path> getFilesInDirectory(Path directory) throws IOException { try (Stream<Path> walk = Files.walk(directory)) { return walk.filter(Files::isRegularFile) .collect(Collectors.toList()); } }