Example usage for java.nio.file StandardOpenOption WRITE

List of usage examples for java.nio.file StandardOpenOption WRITE

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In this page you can find the example usage for java.nio.file StandardOpenOption WRITE.

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StandardOpenOption WRITE

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Usage

From source file:com.willwinder.universalgcodesender.model.GUIBackendPreprocessorTest.java

/**
 * Test of preprocessAndExportToFile method, of class GUIBackend.
 *///ww  w.ja  va2  s .com
@Test
public void testRegularPreprocessAndExportToFile() throws Exception {
    System.out.println("regularPreprocessAndExportToFile");
    GUIBackend backend = new GUIBackend();
    GcodeParser gcp = new GcodeParser();
    // Double all the commands that go in.
    gcp.addCommandProcessor(commandDoubler);
    gcp.addCommandProcessor(new CommentProcessor());

    // Create input file, comment-only line shouldn't be processed twice.
    List<String> lines = Arrays.asList("line one", "; comment", "line two");
    Files.write(inputFile, lines, Charset.defaultCharset(), StandardOpenOption.WRITE);

    backend.preprocessAndExportToFile(gcp, inputFile.toFile(), outputFile.toFile());

    List<String> expectedResults = Arrays.asList("line one", "line one", "", "line two", "line two");

    try (GcodeStreamReader reader = new GcodeStreamReader(outputFile.toFile())) {
        Assert.assertEquals(expectedResults.size(), reader.getNumRows());

        for (String expected : expectedResults) {
            Assert.assertEquals(expected, reader.getNextCommand().getCommandString());
        }
    }
}

From source file:com.spectralogic.ds3client.helpers.FileObjectPutter_Test.java

@Test
public void testRegularFile() throws IOException {
    final Path tempDir = Files.createTempDirectory("ds3_file_object_putter_");
    final Path tempPath = Files.createTempFile(tempDir, "temp_", ".txt");

    try {//  w  ww.ja va2s.c o m
        try (final SeekableByteChannel channel = Files.newByteChannel(tempPath, StandardOpenOption.CREATE,
                StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.WRITE)) {
            channel.write(ByteBuffer.wrap(testData));
        }

        getFileWithPutter(tempDir, tempPath);
    } finally {
        Files.deleteIfExists(tempPath);
        Files.deleteIfExists(tempDir);
    }
}

From source file:io.druid.query.groupby.epinephelinae.LimitedTemporaryStorage.java

/**
 * Create a new temporary file. All methods of the returned output stream may throw
 * {@link TemporaryStorageFullException} if the temporary storage area fills up.
 *
 * @return output stream to the file// w w w .  j  a v a2s .  c  o  m
 *
 * @throws TemporaryStorageFullException if the temporary storage area is full
 * @throws IOException                   if something goes wrong while creating the file
 */
public LimitedOutputStream createFile() throws IOException {
    if (bytesUsed.get() >= maxBytesUsed) {
        throw new TemporaryStorageFullException(maxBytesUsed);
    }

    synchronized (files) {
        if (closed) {
            throw new ISE("Closed");
        }

        FileUtils.forceMkdir(storageDirectory);

        final File theFile = new File(storageDirectory, StringUtils.format("%08d.tmp", files.size()));
        final EnumSet<StandardOpenOption> openOptions = EnumSet.of(StandardOpenOption.CREATE_NEW,
                StandardOpenOption.WRITE);

        final FileChannel channel = FileChannel.open(theFile.toPath(), openOptions);
        files.add(theFile);
        return new LimitedOutputStream(theFile, Channels.newOutputStream(channel));
    }
}

From source file:io.gravitee.maven.plugins.json.schema.generator.mojo.Output.java

/**
 * Create the JSON file associated to the JSON Schema
 *
 * @param schema the JSON schema to write into file
 *///from  w w  w.ja va2  s  .com
private void createJsonFile(JsonSchema schema) {
    try {
        ObjectMapper mapper = new ObjectMapper();
        String json = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(schema);

        // replace all : with _ this is a reserved character in some file systems
        Path outputPath = Paths.get(
                config.getOutputDirectory() + File.separator + schema.getId().replaceAll(":", "_") + ".json");
        Files.write(outputPath, json.getBytes(), StandardOpenOption.WRITE, StandardOpenOption.CREATE,
                StandardOpenOption.TRUNCATE_EXISTING);
        config.getLogger().info("Created JSON Schema: " + outputPath.normalize().toAbsolutePath().toString());
    } catch (JsonProcessingException e) {
        config.getLogger().warn("Unable to display schema " + schema.getId(), e);
    } catch (Exception e) {
        config.getLogger().warn("Unable to write Json file for schema " + schema.getId(), e);
    }
}

From source file:org.aksw.gerbil.datasets.DatahubNIFConfig.java

/**
 * We have to synchronize this method. Otherwise every experiment thread would check the file and try to download
 * the data or try to use the file even the download hasn't been completed.
 *///from   w ww .ja  va2  s.  com
@Override
protected synchronized TopicDataset loadDataset() throws Exception {
    String nifFile = GerbilConfiguration.getInstance().getString(DATAHUB_DATASET_FILE_PROPERTY_NAME)
            + getName();
    logger.debug("FILE {}", nifFile);
    File f = new File(nifFile);
    if (!f.exists()) {
        logger.debug("file {} does not exist. need to download", nifFile);
        String data = rt.getForObject(datasetUrl, String.class);
        Path path = Paths.get(nifFile);
        Files.createDirectories(path.getParent());
        Path file = Files.createFile(path);
        Files.write(file, data.getBytes(), StandardOpenOption.WRITE);
    }
    FileBasedNIFDataset dataset = new FileBasedNIFDataset(wikiApi, nifFile, getName(), Lang.TTL);
    dataset.init();
    return dataset;
}

From source file:srebrinb.compress.sevenzip.SevenZOutputFile.java

/**
 * Opens file to write a 7z archive to./*from   w ww . j  ava2s  . c  om*/
 *
 * @param filename the file to write to
 * @throws IOException if opening the file fails
 */
public SevenZOutputFile(final File filename) throws IOException {
    this(Files.newByteChannel(filename.toPath(), EnumSet.of(StandardOpenOption.CREATE, StandardOpenOption.WRITE,
            StandardOpenOption.TRUNCATE_EXISTING)));
}

From source file:nl.jk_5.nailed.plugin.nmm.NmmMappack.java

@Override
public void prepareWorld(File destination, SettableFuture<Void> future) {
    HttpClient httpClient = HttpClientBuilder.create().build();
    try {/*from   www  .j  a  v  a 2  s.com*/
        String mappack = this.path.split("/", 2)[1];
        HttpGet request = new HttpGet("http://nmm.jk-5.nl/" + this.path + "/versions.json");
        HttpResponse response = httpClient.execute(request);
        MappackInfo list = NmmPlugin.gson.fromJson(EntityUtils.toString(response.getEntity(), "UTF-8"),
                MappackInfo.class);

        HttpGet request2 = new HttpGet(
                "http://nmm.jk-5.nl/" + this.path + "/" + mappack + "-" + list.latest + ".zip");
        HttpEntity response2 = httpClient.execute(request2).getEntity();
        if (response2 != null) {
            File mappackZip = new File(destination, "mappack.zip");
            try (ReadableByteChannel source = Channels.newChannel(response2.getContent());
                    FileChannel out = FileChannel.open(mappackZip.toPath(), StandardOpenOption.CREATE_NEW,
                            StandardOpenOption.WRITE)) {
                out.transferFrom(source, 0, Long.MAX_VALUE);
            }
            ZipUtils.extract(mappackZip, destination);
            mappackZip.delete();
            this.dir = destination;
            File dataDir = new File(destination, ".data");
            dataDir.mkdir();
            File metadataLocation = new File(dataDir, "game.xml");
            new File(destination, "game.xml").renameTo(metadataLocation);
            new File(destination, "scripts").renameTo(new File(dataDir, "scripts"));
            File worldsDir = new File(destination, "worlds");
            for (File f : worldsDir.listFiles()) {
                f.renameTo(new File(destination, f.getName()));
            }
            worldsDir.delete();
            //metadata = XmlMappackMetadata.fromFile(metadataLocation);
            future.set(null);
        } else {
            future.setException(new RuntimeException(
                    "Got an empty response while downloading mappack " + this.path + " from nmm.jk-5.nl"));
        }
    } catch (Exception e) {
        future.setException(
                new RuntimeException("Was not able to download mappack " + this.path + " from nmm.jk-5.nl", e));
    }
}

From source file:org.cryptomator.webdav.jackrabbit.resources.EncryptedDir.java

private void addMemberFile(DavResource resource, InputContext inputContext) throws DavException {
    final Path childPath = ResourcePathUtils.getPhysicalPath(resource);
    SeekableByteChannel channel = null;
    try {//from   w w w .  jav  a 2 s  .c  o  m
        channel = Files.newByteChannel(childPath, StandardOpenOption.WRITE, StandardOpenOption.CREATE);
        cryptor.encryptFile(inputContext.getInputStream(), channel);
    } catch (SecurityException e) {
        throw new DavException(DavServletResponse.SC_FORBIDDEN, e);
    } catch (IOException e) {
        LOG.error("Failed to create file.", e);
        throw new IORuntimeException(e);
    } finally {
        IOUtils.closeQuietly(channel);
        IOUtils.closeQuietly(inputContext.getInputStream());
    }
}

From source file:io.pravega.segmentstore.storage.impl.extendeds3.S3FileSystemImpl.java

@Synchronized
@Override//  w  w w  .  j  ava 2  s.c  o  m
public void putObject(String bucketName, String key, Range range, Object content) {

    Path path = Paths.get(this.baseDir, bucketName, key);
    try (FileChannel channel = FileChannel.open(path, StandardOpenOption.WRITE)) {

        long startOffset = range.getFirst();
        long length = range.getLast() + 1 - range.getFirst();
        do {
            long bytesTransferred = channel.transferFrom(Channels.newChannel((InputStream) content),
                    range.getFirst(), range.getLast() + 1 - range.getFirst());
            length -= bytesTransferred;
            startOffset += bytesTransferred;
        } while (length > 0);

        AclSize aclKey = aclMap.get(key);
        aclMap.put(key, aclKey.withSize(range.getLast() + 1));
    } catch (IOException e) {
        throw new S3Exception("NoObject", 404, "NoSuchKey", key);
    }
}

From source file:divconq.util.IOUtil.java

public static boolean saveEntireFile2(Path dest, String content) {
    try {/*from www .j a  va 2 s. c  o  m*/
        Files.createDirectories(dest.getParent());
        Files.write(dest, Utf8Encoder.encode(content), StandardOpenOption.CREATE,
                StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.WRITE, StandardOpenOption.SYNC);
    } catch (Exception x) {
        return false;
    }

    return true;
}