Examples with NoSuchFileException java.nio.file.NoSuchFileException used on opensource projects

Example 31 with NoSuchFileException

use of java.nio.file.NoSuchFileException in project hadoop by apache.

the class RawLocalFileSystem method setTimes.

/**
   * Sets the {@link Path}'s last modified time and last access time to
   * the given valid times.
   *
   * @param mtime the modification time to set (only if no less than zero).
   * @param atime the access time to set (only if no less than zero).
   * @throws IOException if setting the times fails.
   */
@Override
public void setTimes(Path p, long mtime, long atime) throws IOException {
    try {
        BasicFileAttributeView view = Files.getFileAttributeView(pathToFile(p).toPath(), BasicFileAttributeView.class);
        FileTime fmtime = (mtime >= 0) ? FileTime.fromMillis(mtime) : null;
        FileTime fatime = (atime >= 0) ? FileTime.fromMillis(atime) : null;
        view.setTimes(fmtime, fatime, null);
    } catch (NoSuchFileException e) {
        throw new FileNotFoundException("File " + p + " does not exist");
    }
}

Example 32 with NoSuchFileException

use of java.nio.file.NoSuchFileException in project uavstack by uavorg.

the class ReliableTaildirEventReader method getInode.

private long getInode(File file) throws IOException {
    UserDefinedFileAttributeView view = null;
    // windows system and file customer Attribute
    if (TaildirSourceConfigurationConstants.OS_WINDOWS.equals(os)) {
        // 把文件的内容属性值放置在view里面？
        view = Files.getFileAttributeView(file.toPath(), UserDefinedFileAttributeView.class);
        try {
            // view.size得到inode属性值大小
            ByteBuffer buffer = ByteBuffer.allocate(view.size(inode));
            // 把属性值放置在buffer中
            view.read(inode, buffer);
            buffer.flip();
            // 返回编码后的inode的属性值
            return Long.parseLong(Charset.defaultCharset().decode(buffer).toString());
        } catch (NoSuchFileException e) {
            long winode = random.nextLong();
            view.write(inode, Charset.defaultCharset().encode(String.valueOf(winode)));
            return winode;
        }
    }
    // 返回unix的inode的属性值
    long inode = (long) Files.getAttribute(file.toPath(), "unix:ino");
    return inode;
}

Example 33 with NoSuchFileException

use of java.nio.file.NoSuchFileException in project neo4j-documentation by neo4j.

the class GenerateProcedureReference method main.

public static void main(String[] args) throws IOException {
    Args arguments = Args.parse(args);
    printUsage();
    List<String> orphans = arguments.orphans();
    Path outFile = orphans.size() == 1 ? Paths.get(orphans.get(0)) : null;
    String id = arguments.has("id") || warnMissingOption("ID", "--id=my-id", DEFAULT_ID) ? arguments.get("id") : DEFAULT_ID;
    String title = arguments.has("title") || warnMissingOption("title", "--title=my-title", DEFAULT_TITLE) ? arguments.get("title") : DEFAULT_TITLE;
    String edition = arguments.has("edition") || warnMissingOption("edition", "--edition=community", DEFAULT_EDITION) ? arguments.get("edition") : DEFAULT_EDITION;
    Predicate<ProcedureReferenceGenerator.Procedure> filter = filter(arguments);
    System.out.printf("[+++] id=%s  title=%s%n", id, title);
    try {
        String doc = new ProcedureReferenceGenerator().document(id, title, edition, filter);
        if (null != outFile) {
            Path parentDir = outFile.getParent();
            if (!Files.exists(parentDir)) {
                Files.createDirectories(parentDir);
            }
            System.out.println("Saving docs in '" + outFile.toFile().getAbsolutePath() + "'.");
            Files.write(outFile, doc.getBytes());
        } else {
            System.out.println(doc);
        }
    } catch (NoSuchElementException nse) {
        nse.printStackTrace();
        throw nse;
    } catch (NoSuchFileException nsf) {
        nsf.printStackTrace();
        throw nsf;
    }
}

Example 34 with NoSuchFileException

use of java.nio.file.NoSuchFileException in project neo4j-documentation by neo4j.

the class ConfigDocsTool method main.

public static void main(String[] args) throws IOException {
    Args arguments = Args.parse(args);
    printUsage();
    List<String> orphans = arguments.orphans();
    Path outFile = orphans.size() == 1 ? Paths.get(orphans.get(0)) : null;
    String id = arguments.has("id") || warnMissingOption("ID", "--id=my-id", DEFAULT_ID) ? arguments.get("id") : DEFAULT_ID;
    String title = arguments.has("title") || warnMissingOption("title", "--title=my-title", DEFAULT_TITLE) ? arguments.get("title") : DEFAULT_TITLE;
    String idPrefix = arguments.has("id-prefix") || warnMissingOption("ID prefix", "--id-prefix=my-id-prefix", DEFAULT_ID_PREFIX) ? arguments.get("id-prefix") : DEFAULT_ID_PREFIX;
    Predicate<ConfigValue> filter = filters(arguments);
    System.out.printf("[+++] id=%s  title=%s  idPrefix=%s%n", id, title, idPrefix);
    try {
        String doc = new ConfigDocsGenerator().document(filter, id, title, idPrefix);
        if (null != outFile) {
            Path parentDir = outFile.getParent();
            if (!Files.exists(parentDir)) {
                Files.createDirectories(parentDir);
            }
            System.out.println("Saving docs in '" + outFile.toFile().getAbsolutePath() + "'.");
            Files.write(outFile, doc.getBytes());
        } else {
            System.out.println(doc);
        }
    } catch (NoSuchElementException nse) {
        nse.printStackTrace();
        throw nse;
    } catch (NoSuchFileException nsf) {
        nsf.printStackTrace();
        throw nsf;
    }
}

Example 35 with NoSuchFileException

use of java.nio.file.NoSuchFileException in project ddf by codice.

the class MetadataConfigurationParser method parseEntityDescriptions.

private void parseEntityDescriptions(List<String> entityDescriptions) throws IOException {
    String ddfHome = System.getProperty("ddf.home");
    for (String entityDescription : entityDescriptions) {
        buildEntityDescriptor(entityDescription);
    }
    Path metadataFolder = Paths.get(ddfHome, ETC_FOLDER, METADATA_ROOT_FOLDER);
    try (DirectoryStream<Path> directoryStream = Files.newDirectoryStream(metadataFolder)) {
        for (Path path : directoryStream) {
            if (Files.isReadable(path)) {
                try (InputStream fileInputStream = Files.newInputStream(path)) {
                    EntityDescriptor entityDescriptor = readEntityDescriptor(new InputStreamReader(fileInputStream, "UTF-8"));
                    LOGGER.info("entityId = {}", entityDescriptor.getEntityID());
                    entityDescriptorMap.put(entityDescriptor.getEntityID(), entityDescriptor);
                    if (updateCallback != null) {
                        updateCallback.accept(entityDescriptor);
                    }
                }
            }
        }
    } catch (NoSuchFileException e) {
        LOGGER.debug("IDP metadata directory is not configured.", e);
    }
}