Example usage for java.nio.file Files delete

List of usage examples for java.nio.file Files delete

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Introduction

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

Prototype

public static void delete(Path path) throws IOException

Source Link

Document

Deletes a file.

Usage

From source file:org.apache.tika.parser.jdbc.SQLite3DBParser.java

@Override
public void close() throws SQLException, IOException {
    try {/*www.  j a v  a2s . com*/
        super.close();
    } finally {
        if (tmpFile != null) {
            Files.delete(tmpFile);
        }
    }
}

From source file:com.spotify.docker.client.CompressedDirectory.java

/**
 * This method creates a gzip tarball of the specified directory. File permissions will be
 * retained. The file will be created in a temporary directory using the {@link
 * Files#createTempFile(String, String, FileAttribute[])} method. The returned object is
 * auto-closeable, and upon closing it, the archive file will be deleted.
 *
 * @param directory the directory to compress
 * @return a Path object representing the compressed directory
 * @throws IOException if the compressed directory could not be created.
 *//*w  ww . j ava2 s .  c om*/
public static CompressedDirectory create(final Path directory) throws IOException {
    final Path file = Files.createTempFile("docker-client-", ".tar.gz");

    final Path dockerIgnorePath = directory.resolve(".dockerignore");
    final ImmutableSet<PathMatcher> ignoreMatchers = parseDockerIgnore(dockerIgnorePath);

    try (final OutputStream fileOut = Files.newOutputStream(file);
            final GzipCompressorOutputStream gzipOut = new GzipCompressorOutputStream(fileOut);
            final TarArchiveOutputStream tarOut = new TarArchiveOutputStream(gzipOut)) {
        tarOut.setLongFileMode(LONGFILE_POSIX);
        tarOut.setBigNumberMode(BIGNUMBER_POSIX);
        Files.walkFileTree(directory, EnumSet.of(FileVisitOption.FOLLOW_LINKS), Integer.MAX_VALUE,
                new Visitor(directory, ignoreMatchers, tarOut));

    } catch (Throwable t) {
        // If an error occurs, delete temporary file before rethrowing exception.
        try {
            Files.delete(file);
        } catch (IOException e) {
            // So we don't lose track of the reason the file was deleted... might be important
            t.addSuppressed(e);
        }

        throw t;
    }

    return new CompressedDirectory(file);
}

From source file:it.infn.ct.futuregateway.apiserver.storage.LocalStorage.java

@Override
public final void removeAllFiles(final RESOURCE res, final String id) throws IOException {
    java.nio.file.Path filePath = Paths.get(path, res.name().toLowerCase(), id);
    if (Files.notExists(filePath)) {
        return;/*from   w  ww.j  a v a 2 s .co  m*/
    }
    if (Files.isDirectory(filePath)) {
        Files.walkFileTree(filePath, new SimpleFileVisitor<Path>() {
            @Override
            public FileVisitResult postVisitDirectory(final Path dir, final IOException exc)
                    throws IOException {
                Files.delete(dir);
                return FileVisitResult.CONTINUE;
            }

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

From source file:ufo.test.spark.service.WordCountServiceTest.java

private void deleteRecursively(Path path) throws IOException {
    if (Files.exists(path)) {
        //delete recursively
        Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
            @Override/*  ww w. j av  a2s  .  c o m*/
            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;
            }
        });
    }
    assertFalse(Files.exists(path));
}

From source file:org.esa.nest.util.FileIOUtils.java

public static void deleteFolder(final Path source) throws IOException {
    Files.walkFileTree(source, new SimpleFileVisitor<Path>() {
        @Override//from w  w w .  j  a  va2  s .  c  o m
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            Files.delete(file);
            return CONTINUE;
        }

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

From source file:org.apache.taverna.robundle.manifest.TestManifestJSON.java

@Test
public void testHistory() throws IOException {
    Path tmpBundle = Files.createTempFile("testbundle", "history");

    // create history
    try (Bundle bundle = Bundles.createBundle()) {
        Bundles.closeAndSaveBundle(bundle, tmpBundle);
    } catch (IOException e) {
        fail("failed to create bundle for history test: " + e.getMessage());
    }//from ww  w  . ja  v a 2 s .c o m

    // make sure it doesn't fail if there is no history
    try (Bundle bundle = Bundles.openBundle(tmpBundle)) {
        Manifest manifest = bundle.getManifest();
        Path evolutionPath = bundle.getPath(".ro/evolution.ttl");
        assertFalse("did not expect a history file", Files.exists(evolutionPath));
        assertEquals("did not expect a history", 0, manifest.getHistory().size());

        Files.createDirectories(evolutionPath.getParent());
        Bundles.setStringValue(evolutionPath, "<manifest.json> < http://purl.org/pav/retrievedFrom> "
                + "<http://wf4ever.github.io/ro/bundle/2013-05-21/example/.ro/manifest.json> .");
        manifest.getHistory().add(evolutionPath);
        assertTrue("expected a history file", Files.exists(evolutionPath));
        assertTrue("expected a history", manifest.getHistory().size() > 0);

        Bundles.closeBundle(bundle);
    } catch (IOException e) {
        fail("failed to read bundle for history test: " + e.getMessage());
    }

    // check if history is still there
    try (Bundle bundle = Bundles.openBundleReadOnly(tmpBundle)) {
        Manifest manifest = bundle.getManifest();
        Path evolutionPath = bundle.getPath(".ro/evolution.ttl");
        assertTrue("expected a history file", Files.exists(evolutionPath));
        assertEquals("expected exactly one history", 1, manifest.getHistory().size());
        Bundles.closeBundle(bundle);
    } catch (IOException e) {
        fail("failed to read bundle for history test: " + e.getMessage());
    }

    Files.delete(tmpBundle);
}

From source file:com.github.ffremont.microservices.springboot.manager.nexus.NexusClientApi.java

/**
 * Retourne la ressource//from   w w w.ja v  a 2  s  .  c  o  m
 *
 * @param groupId
 * @param artifact
 * @param classifier
 * @param version
 * @param packaging
 * @return
 */
public Path getBinary(String groupId, String artifact, String packaging, String classifier, String version) {
    String template = nexusProps.getBaseurl()
            + "/service/local/artifact/maven/redirect?r={r}&g={g}&a={a}&v={v}&p={p}", url;
    Path tempFileBinary = null;
    HttpURLConnection nexusConnexion;
    for (String repo : nexusProps.getRepo()) {
        url = template.replace("{r}", repo).replace("{g}", groupId).replace("{a}", artifact)
                .replace("{v}", version).replace("{p}", packaging);
        if (classifier != null) {
            url = url.concat("&c=" + classifier);
        }

        try {
            URL nexus = new URL(url);
            nexusConnexion = (HttpURLConnection) nexus.openConnection();
            nexusConnexion.connect();
            if (nexusConnexion.getResponseCode() != 200) {
                LOG.warn("Nexus : rcupration impossible pour le repo {}, statut {}", repo,
                        nexusConnexion.getResponseCode());
                continue;
            }
            tempFileBinary = Files.createTempFile("nexusBinary", "sbDeployer");
            FileOutputStream fos = new FileOutputStream(tempFileBinary.toFile());

            try (InputStream is = nexusConnexion.getInputStream()) {
                byte[] buffer = new byte[10240]; // 10ko
                int read;
                while (-1 != (read = is.read(buffer))) {
                    fos.write(buffer, 0, read);
                }
                fos.flush();
                is.close();

                break;
            }
        } catch (IOException ex) {
            LOG.debug("Une erreur  l'alimentation du fichier temporaire", ex);
            // si une exception se produit, je supp. le fichier temporaire
            if (tempFileBinary != null) {
                try {
                    Files.delete(tempFileBinary);
                } catch (IOException e) {
                }
            }
        }
    }

    return tempFileBinary;
}

From source file:de.hybris.platform.media.storage.impl.MediaCacheRecreatorTest.java

private void cleanCacheFolder(final String folderName) throws IOException {
    Files.walkFileTree(Paths.get(System.getProperty("java.io.tmpdir"), folderName),
            new SimpleFileVisitor<Path>() {
                @Override/*from   w ww .  ja  v  a  2s.c o m*/
                public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs)
                        throws IOException {
                    Files.delete(file);
                    return FileVisitResult.CONTINUE;
                }

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

From source file:ee.ria.xroad.common.conf.globalconf.GlobalConfTest.java

private static void deleteConfigurationFiles(Path confFiles) {
    try {/*  w w  w . ja va 2s.c  o  m*/
        Files.delete(confFiles);
    } catch (IOException e) {
        // Ignore.
    }
}

From source file:com.esri.geoportal.harvester.sink.SinkFile.java

/**
 * Attempts to delete file//from  w ww .j a va2 s. co m
 * @param attempts number of attempts
 * @param mills delay between consecutive attempts
 * @throws IOException if all attempts fail
 */
private void attemptToDeleteFile(int attempts, long mills) throws IOException {
    while (true) {
        attempts--;
        try {
            Files.delete(file);
            return;
        } catch (FileSystemException ex) {
            // if not check if maximum number of attempts has been exhausted...
            if (attempts <= 0) {
                // ...then throw exceptiion
                throw ex;
            }
            // otherwise wait and try again latter
            try {
                Thread.sleep(mills);
            } catch (InterruptedException e) {
                // ignore
            }
        }
    }
}