Example usage for java.nio.file Files walkFileTree

Introduction

In this page you can find the example usage for java.nio.file Files walkFileTree.

Prototype

public static Path walkFileTree(Path start, FileVisitor<? super Path> visitor) throws IOException

Source Link

Document

Walks a file tree.

Usage

From source file:org.sonarsource.scanner.api.Utils.java

public static void deleteQuietly(Path f) {
    try {/* ww w.j  a v a2s  .  c  om*/
        Files.walkFileTree(f, new DeleteQuietlyFileVisitor());
    } catch (IOException e) {
        // ignore
    }
}

From source file:org.openehr.adl.TestingArchetypeProvider.java

private Map<String, String> buildArchetypeIdToClasspathMap(final String classpath) throws IOException {
    final Map<String, String> result = new HashMap<>();
    String baseFile = getClass().getClassLoader().getResource(classpath).getFile();
    if (baseFile.contains(":") && baseFile.startsWith("/"))
        baseFile = baseFile.substring(1);
    final Path basePath = Paths.get(baseFile);
    Files.walkFileTree(basePath, new SimpleFileVisitor<Path>() {
        @Override//from  ww  w.  j  a  v a  2 s.  c  o  m
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            String filename = file.getFileName().toString();
            String ext = FilenameUtils.getExtension(filename);
            if (ext.equalsIgnoreCase("adls") || ext.equalsIgnoreCase("adl")) {
                String archetypeId = FilenameUtils.getBaseName(filename);
                String relativePath = basePath.relativize(file).toString();
                result.put(archetypeId, Paths.get(classpath).resolve(relativePath).toString());
            }
            return super.visitFile(file, attrs);
        }
    });

    return result;
}

From source file:sh.isaac.pombuilder.FileUtil.java

/**
 * Recursive delete./*ww  w  .ja va  2s.  c om*/
 *
 * @param file the file
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static void recursiveDelete(File file) throws IOException {
    if ((file == null) || !file.exists()) {
        return;
    }

    Files.walkFileTree(file.toPath(), new SimpleFileVisitor<Path>() {
        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Files.delete(file);
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
            Files.delete(dir);
            return FileVisitResult.CONTINUE;
        }
    });
    file.delete();
}

From source file:com.preferanser.server.client.DealUploader.java

private List<File> discoverJsonFiles(String jsonDealsPath) throws URISyntaxException, IOException {
    final List<File> jsonFiles = Lists.newArrayList();
    Path path = Paths.get(DealUploader.class.getResource(jsonDealsPath).toURI());
    Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
        @Override/* ww w .java 2  s. c o m*/
        public FileVisitResult visitFile(Path path, BasicFileAttributes attrs) throws IOException {
            File file = path.toFile();
            if (attrs.isRegularFile() && file.getName().endsWith(".json"))
                jsonFiles.add(file);
            return super.visitFile(path, attrs);
        }
    });
    return jsonFiles;
}

From source file:com.wandoulabs.jodis.TestRoundRobinJedisPool.java

private void deleteDirectory(File directory) throws IOException {
    if (!directory.exists()) {
        return;//  ww w  . j a  va2  s. co m
    }
    Files.walkFileTree(directory.toPath(), new SimpleFileVisitor<Path>() {

        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Files.delete(file);
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
            Files.delete(dir);
            return FileVisitResult.CONTINUE;
        }

    });
}

From source file:org.abondar.experimental.eventsearch.SearchData.java

public void indexDocs(final IndexWriter iw, Path path) throws IOException {

    if (Files.isDirectory(path)) {
        Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
            @Override/*from ww  w  . jav a  2 s  .c  o  m*/
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                try {
                    indexDoc(iw, file, attrs.lastModifiedTime().toMillis());
                } catch (IOException ignore) {
                    // don't index files that can't be read.
                }
                return FileVisitResult.CONTINUE;
            }

        });
    } else {

        indexDoc(iw, path, Files.getLastModifiedTime(path).toMillis());
    }
}

From source file:fr.ortolang.diffusion.store.binary.BinaryStoreServiceTest.java

@After
public void tearDown() {
    try {/*from   www. j  av a  2  s.  c om*/
        Files.walkFileTree(service.getBase(), new FileVisitor<Path>() {
            @Override
            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                Files.delete(file);
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                LOGGER.log(Level.SEVERE, "unable to purge temporary created filesystem", exc);
                return FileVisitResult.TERMINATE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                Files.delete(dir);
                return FileVisitResult.CONTINUE;
            }

        });
    } catch (IOException e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    }
}

From source file:com.cloudbees.clickstack.util.Files2.java

/**
 * Delete given {@code dir} and its content ({@code rm -rf}).
 *
 * @param dir/*from  w w  w .  ja v  a  2  s.co  m*/
 * @throws RuntimeIOException
 */
public static void deleteDirectory(@Nonnull Path dir) throws RuntimeIOException {
    try {
        Files.walkFileTree(dir, new SimpleFileVisitor<Path>() {

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {

                logger.trace("Delete file: {} ...", file);
                Files.delete(file);
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {

                if (exc == null) {
                    logger.trace("Delete dir: {} ...", dir);
                    Files.delete(dir);
                    return FileVisitResult.CONTINUE;
                } else {
                    throw exc;
                }
            }

        });
    } catch (IOException e) {
        throw new RuntimeIOException("Exception deleting '" + dir + "'", e);
    }
}

From source file:com.linecorp.armeria.server.http.file.HttpFileServiceTest.java

@AfterClass
public static void destroy() throws Exception {
    server.stop();//www. ja v  a 2 s  .  co m

    // Delete the temporary files created for testing against the real file system.
    Files.walkFileTree(tmpDir.toPath(), new SimpleFileVisitor<Path>() {
        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Files.delete(file);
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
            Files.delete(dir);
            return FileVisitResult.CONTINUE;
        }

    });
}

From source file:org.bonitasoft.web.designer.controller.export.ZipperTest.java

private void expectSameDirContent(final Path actual, final Path expected) throws IOException {
    Files.walkFileTree(actual, new SimpleFileVisitor<Path>() {

        @Override//from  w ww .  j av a2 s. c o m
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Path expectedFile = expected.resolve(actual.relativize(file));
            assertThat(expectedFile.toFile()).exists();
            assertThat(expectedFile.toFile()).hasContent(new String(Files.readAllBytes(expectedFile)));
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
            Path expectedDir = expected.resolve(actual.relativize(dir));
            assertThat(expectedDir.toFile()).exists();
            return FileVisitResult.CONTINUE;
        }

    });
}