List of usage examples for java.nio.file Files list
public static Stream<Path> list(Path dir) throws IOException
From source file:Main.java
public static void main(String[] args) throws Exception { Files.list(Paths.get("c:/Java_Dev")).sorted().forEach(System.out::println); }
From source file:eu.crydee.stanfordcorenlp.Tokenizer.java
/** * Wrapper around Stanford CoreNLP to tokenize text. * * Give it an input dir of text files with --input-dir and it'll ouput * tokenized versions, one sentence per line with space separated words to * --output-dir (defaults to out/).//from w w w . j av a2s .com * * @param args CLI args. Example: --input-dir my-input --output-dir * my-output. */ public static void main(String[] args) { ArgumentParser parser = ArgumentParsers.newArgumentParser("stanford-corenlp-tokenizer-wrapper") .description("Converts Mediawiki dumps to text."); parser.addArgument("-i", "--input-dir").required(true).help("Path of the input text files directory."); parser.addArgument("-o", "--output-dir").help("Path of the output text files directory.").setDefault("out"); Params params = new Params(); try { parser.parseArgs(args, params); } catch (ArgumentParserException ex) { System.err.println("Could not parse arguments: " + ex.getMessage()); System.exit(1); } Tokenizer tokenizer = new Tokenizer(); try { Files.list(Paths.get(params.inDirPath)).filter(Files::isRegularFile).map(Path::toFile).map(f -> { try { return Pair.of(f.getName(), FileUtils.readFileToString(f, StandardCharsets.UTF_8)); } catch (IOException ex) { System.err.println("Could not read input text file: " + ex.getLocalizedMessage()); throw new UncheckedIOException(ex); } }).forEach(p -> { String text = tokenizer.tokenizeAndSentenceSplit(p.getRight()); try { FileUtils.writeStringToFile(Paths.get(params.outDirpath, p.getLeft()).toFile(), text, StandardCharsets.UTF_8); } catch (IOException ex) { System.err.println("Could not write output text file: " + ex.getLocalizedMessage()); } }); } catch (IOException ex) { System.err.println("Could not read from input directory: " + ex.getLocalizedMessage()); } }
From source file:com.github.ffremont.microservices.springboot.node.tasks.AbstractInstallTest.java
private void remove(Path path) throws IOException { Files.list(path).forEach(item -> { try {/*from www . jav a 2 s .com*/ if (Files.isDirectory(item)) { this.remove(item); } Files.delete(item); } catch (IOException e) { LOG.error("Impossible de nettoyer", e); } }); }
From source file:pl.p.lodz.ftims.server.logic.ChallengeServiceTest.java
@AfterClass public static void deleteImgDir() throws IOException { Stream<Path> stream = Files.list(Paths.get(PHOTOS_DIR)); stream.forEach((Path p) -> { try {/*from ww w .ja v a2 s .co m*/ Files.delete(p); } catch (IOException ex) { Logger.getLogger(ChallengeServiceTest.class.getName()).log(Level.SEVERE, null, ex); } }); Files.deleteIfExists(Paths.get(PHOTOS_DIR)); }
From source file:com.github.ansell.shp.SHPDump.java
public static void main(String... args) throws Exception { final OptionParser parser = new OptionParser(); final OptionSpec<Void> help = parser.accepts("help").forHelp(); final OptionSpec<File> input = parser.accepts("input").withRequiredArg().ofType(File.class).required() .describedAs("The input SHP file"); final OptionSpec<File> output = parser.accepts("output").withRequiredArg().ofType(File.class).required() .describedAs("The output directory to use for debugging files"); final OptionSpec<String> outputPrefix = parser.accepts("prefix").withRequiredArg().ofType(String.class) .defaultsTo("shp-debug").describedAs("The output prefix to use for debugging files"); final OptionSpec<File> outputMappingTemplate = parser.accepts("output-mapping").withRequiredArg() .ofType(File.class).describedAs("The output mapping template file if it needs to be generated."); final OptionSpec<Integer> resolution = parser.accepts("resolution").withRequiredArg().ofType(Integer.class) .defaultsTo(2048).describedAs("The output image file resolution"); final OptionSpec<String> format = parser.accepts("format").withRequiredArg().ofType(String.class) .defaultsTo("png").describedAs("The output image format"); final OptionSpec<String> removeIfEmpty = parser.accepts("remove-if-empty").withRequiredArg() .ofType(String.class).describedAs( "The name of an attribute to remove if its value is empty before outputting the resulting shapefile. Use multiple times to specify multiple fields to check"); OptionSet options = null;/* w w w . j a v a 2 s .co m*/ try { options = parser.parse(args); } catch (final OptionException e) { System.out.println(e.getMessage()); parser.printHelpOn(System.out); throw e; } if (options.has(help)) { parser.printHelpOn(System.out); return; } final Path inputPath = input.value(options).toPath(); if (!Files.exists(inputPath)) { throw new FileNotFoundException("Could not find input SHP file: " + inputPath.toString()); } final Path outputPath = output.value(options).toPath(); if (!Files.exists(outputPath)) { throw new FileNotFoundException("Output directory does not exist: " + outputPath.toString()); } final Path outputMappingPath = options.has(outputMappingTemplate) ? outputMappingTemplate.value(options).toPath() : null; if (options.has(outputMappingTemplate) && Files.exists(outputMappingPath)) { throw new FileNotFoundException( "Output mapping template file already exists: " + outputMappingPath.toString()); } final Set<String> filterFields = ConcurrentHashMap.newKeySet(); if (options.has(removeIfEmpty)) { for (String nextFilterField : removeIfEmpty.values(options)) { System.out.println("Will filter field if empty value found: " + nextFilterField); filterFields.add(nextFilterField); } } if (!filterFields.isEmpty()) { System.out.println("Full set of filter fields: " + filterFields); } final String prefix = outputPrefix.value(options); FileDataStore store = FileDataStoreFinder.getDataStore(inputPath.toFile()); if (store == null) { throw new RuntimeException("Could not read the given input as an ESRI Shapefile: " + inputPath.toAbsolutePath().toString()); } for (String typeName : new LinkedHashSet<>(Arrays.asList(store.getTypeNames()))) { System.out.println(""); System.out.println("Type: " + typeName); SimpleFeatureSource featureSource = store.getFeatureSource(typeName); SimpleFeatureType schema = featureSource.getSchema(); Name outputSchemaName = new NameImpl(schema.getName().getNamespaceURI(), schema.getName().getLocalPart().replace(" ", "").replace("%20", "")); System.out.println("Replacing name on schema: " + schema.getName() + " with " + outputSchemaName); SimpleFeatureType outputSchema = SHPUtils.changeSchemaName(schema, outputSchemaName); List<String> attributeList = new ArrayList<>(); for (AttributeDescriptor attribute : schema.getAttributeDescriptors()) { System.out.println("Attribute: " + attribute.getName().toString()); attributeList.add(attribute.getName().toString()); } CsvSchema csvSchema = CSVUtil.buildSchema(attributeList); SimpleFeatureCollection collection = featureSource.getFeatures(); int featureCount = 0; Path nextCSVFile = outputPath.resolve(prefix + ".csv"); Path nextSummaryCSVFile = outputPath .resolve(prefix + "-" + outputSchema.getTypeName() + "-Summary.csv"); List<SimpleFeature> outputFeatureList = new CopyOnWriteArrayList<>(); try (SimpleFeatureIterator iterator = collection.features(); Writer bufferedWriter = Files.newBufferedWriter(nextCSVFile, StandardCharsets.UTF_8, StandardOpenOption.CREATE_NEW); SequenceWriter csv = CSVUtil.newCSVWriter(bufferedWriter, csvSchema);) { List<String> nextLine = new ArrayList<>(); while (iterator.hasNext()) { SimpleFeature feature = iterator.next(); featureCount++; if (featureCount <= 2) { System.out.println(""); System.out.println(feature.getIdentifier()); } else if (featureCount % 100 == 0) { System.out.print("."); } boolean filterThisFeature = false; for (AttributeDescriptor attribute : schema.getAttributeDescriptors()) { String featureString = Optional.ofNullable(feature.getAttribute(attribute.getName())) .orElse("").toString(); nextLine.add(featureString); if (filterFields.contains(attribute.getName().toString()) && featureString.trim().isEmpty()) { filterThisFeature = true; } if (featureString.length() > 100) { featureString = featureString.substring(0, 100) + "..."; } if (featureCount <= 2) { System.out.print(attribute.getName() + "="); System.out.println(featureString); } } if (!filterThisFeature) { outputFeatureList.add(SHPUtils.changeSchemaName(feature, outputSchema)); csv.write(nextLine); } nextLine.clear(); } } try (Reader csvReader = Files.newBufferedReader(nextCSVFile, StandardCharsets.UTF_8); Writer summaryOutput = Files.newBufferedWriter(nextSummaryCSVFile, StandardCharsets.UTF_8, StandardOpenOption.CREATE_NEW); final Writer mappingWriter = options.has(outputMappingTemplate) ? Files.newBufferedWriter(outputMappingPath) : NullWriter.NULL_WRITER) { CSVSummariser.runSummarise(csvReader, summaryOutput, mappingWriter, CSVSummariser.DEFAULT_SAMPLE_COUNT, false); } if (featureCount > 100) { System.out.println(""); } System.out.println(""); System.out.println("Feature count: " + featureCount); SimpleFeatureCollection outputCollection = new ListFeatureCollection(outputSchema, outputFeatureList); Path outputShapefilePath = outputPath.resolve(prefix + "-" + outputSchema.getTypeName() + "-dump"); if (!Files.exists(outputShapefilePath)) { Files.createDirectory(outputShapefilePath); } SHPUtils.writeShapefile(outputCollection, outputShapefilePath); // Create ZIP file from the contents to keep the subfiles together Path outputShapefileZipPath = outputPath .resolve(prefix + "-" + outputSchema.getTypeName() + "-dump.zip"); try (final OutputStream out = Files.newOutputStream(outputShapefileZipPath, StandardOpenOption.CREATE_NEW); final ZipOutputStream zip = new ZipOutputStream(out, StandardCharsets.UTF_8);) { Files.list(outputShapefilePath).forEachOrdered(Unchecked.consumer(e -> { zip.putNextEntry(new ZipEntry(e.getFileName().toString())); Files.copy(e, zip); zip.closeEntry(); })); } try (final OutputStream outputStream = Files.newOutputStream( outputPath.resolve(prefix + "." + format.value(options)), StandardOpenOption.CREATE_NEW);) { MapContent map = new MapContent(); map.setTitle(prefix + "-" + outputSchema.getTypeName()); Style style = SLD.createSimpleStyle(featureSource.getSchema()); Layer layer = new FeatureLayer(new CollectionFeatureSource(outputCollection), style); map.addLayer(layer); SHPUtils.renderImage(map, outputStream, resolution.value(options), format.value(options)); } } }
From source file:com.github.ffremont.microservices.springboot.node.tasks.UninstallTask.java
/** * // ww w . jav a 2 s . c o m * @param path * @throws IOException */ private void remove(Path path) throws IOException { Files.list(path).forEach((Path item) -> { try { if (Files.isDirectory(item)) { this.remove(item); } else { Files.delete(item); } } catch (IOException e) { LOG.error("Impossible de supprmimer les lments dans " + item.toAbsolutePath(), e); } }); Files.delete(path); }
From source file:org.esa.s2tbx.dataio.openjpeg.OpenJPEGActivator.java
private static void fixUpPermissions(Path destPath) throws IOException { Stream<Path> files = Files.list(destPath); files.forEach(path -> {/* w ww. j a v a 2s .c om*/ if (Files.isDirectory(path)) { try { fixUpPermissions(path); } catch (IOException e) { SystemUtils.LOG.severe("OpenJPEG configuration error: failed to fix permissions on " + path); } } else { setExecutablePermissions(path); } }); }
From source file:objective.taskboard.rules.CleanupDataFolderRule.java
@Override protected void before() throws Throwable { if (Files.exists(folder)) beforeList = Files.list(folder).collect(Collectors.toList()); }
From source file:org.ng200.openolympus.FileAccess.java
public static <T> T actOnChildren(Path path, Function<Stream<Path>, T> toApply) throws IOException { try (Stream<Path> children = Files.list(path)) { return toApply.apply(children); }/*from w ww .ja v a 2 s.c o m*/ }
From source file:org.silverpeas.core.util.file.FileFolderManager.java
/** * Gets all the folders (an only the folders, not the files) that are directly inside the * specified directory. Throws an {@link UtilException} if the * specified path doesn't denote a directory or if the listing of all of its directories fails. * @param path the path of the directory. * @return a collection of folders./* w ww . j a v a 2s . c o m*/ */ public static Collection<File> getAllSubFolder(final String path) { final List<File> result; final Path directory = Paths.get(path); if (directory.toFile().isDirectory()) { try (final Stream<Path> folders = Files.list(directory)) { result = folders.filter(p -> p.toFile().isDirectory()).map(Path::toFile) .collect(Collectors.toList()); } catch (IOException e) { throw new UtilException(e); } } else { throw new UtilException(path + NOT_A_DIRECTORY_MSG); } return result; }