Example usage for java.nio.file FileSystems getDefault

List of usage examples for java.nio.file FileSystems getDefault

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Introduction

In this page you can find the example usage for java.nio.file FileSystems getDefault.

Prototype

public static FileSystem getDefault()

Source Link

Document

Returns the default FileSystem .

Usage

From source file:au.edu.uq.cmm.paul.servlet.WebUIController.java

private ArrayList<BuildInfo> loadBuildInfo(ServletContext servletContext) {
    final ArrayList<BuildInfo> res = new ArrayList<>();
    res.add(BuildInfo.readBuildInfo("au.edu.uq.cmm", "aclslib"));
    res.add(BuildInfo.readBuildInfo("au.edu.uq.cmm", "eccles"));
    try {//  www .ja  va2 s. co m
        Path start = FileSystems.getDefault().getPath(servletContext.getRealPath("/META-INF/maven"));
        Files.walkFileTree(start, new SimpleFileVisitor<Path>() {
            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                if (file.getFileName().toString().equals("pom.properties")) {
                    try (InputStream is = new FileInputStream(file.toFile())) {
                        res.add(BuildInfo.readBuildInfo(is));
                    }
                }
                return FileVisitResult.CONTINUE;
            }
        });
    } catch (IOException ex) {
        LOG.error("Problem loading build info");
    }
    return res;
}

From source file:org.sonar.java.AbstractJavaClasspath.java

private static Set<File> getMatchingDirs(String pattern, Path dir) throws IOException {
    if (!StringUtils.isEmpty(pattern)) {
        // find all dirs and subdirs that match the pattern
        PathMatcher matcher = FileSystems.getDefault().getPathMatcher(getGlob(dir, pattern));
        return new DirFinder().find(dir, matcher);
    } else {/*from ww w  . j  av  a  2  s. c  o  m*/
        // no pattern, so we just return dir
        return Collections.singleton(dir.toFile());
    }
}

From source file:uk.ac.ebi.metabolights.webservice.utils.FileUtil.java

/**
 * Delete a single file/*from   w w w  . java2 s  .  c  o m*/
 *
 * @param fileName to be deleted
 * @return success/fail status
 * @author jrmacias
 * @date 20151012
 */
public static boolean deleteFile(String fileName) {

    boolean result = false;

    try {
        // try to delete the file
        result = Files.deleteIfExists(FileSystems.getDefault().getPath(fileName));
        logger.info("File {} have {} been deleted.", fileName, result ? "successfully" : "not");
    } catch (IOException ex) {
        logger.error("Error deleting file: {}", ex.getMessage());
    }
    return result;
}

From source file:com.aol.advertising.qiao.injector.file.watcher.QiaoFileManager.java

private void _setupFileRenameMatcher() throws Exception {
    FileSystem fileSystem = FileSystems.getDefault();
    pathMatcher = fileSystem.getPathMatcher("glob:**/" + candidateFilesPatternForRename);
}

From source file:httpUtils.HttpUtils.java

/**
 * Get the file as an HttpServletResponse
 * @param request//from   w  w w  .j a va 2s  .c  o  m
 * @param response
 * @param file
 * @return
 */
public static HttpServletResponse getAssetAsStream(HttpServletRequest request, HttpServletResponse response,
        File file) {
    InputStream dataStream = null;
    try {
        dataStream = new FileInputStream(file);
    } catch (FileNotFoundException e) {
        log.warn("file not found", e);
    }
    long fileLength = file.length();
    String fileName = file.getName();
    long fileLastModified = file.lastModified();
    String contentType = null;

    Path path = FileSystems.getDefault().getPath("", file.getPath());
    try {
        contentType = Files.probeContentType(path);
    } catch (IOException e) {
        log.warn("content type determination failed", e);
    }

    //TODO make this better
    if (fileName.endsWith("js") && contentType == null) {
        contentType = "application/javascript";
    } else if (fileName.endsWith("css") && contentType == null) {
        contentType = "text/css";
    }

    return getFileAsStream(request, response, dataStream, fileLength, fileName, fileLastModified, contentType);
}

From source file:org.apache.solr.core.StandardDirectoryFactory.java

public void renameWithOverwrite(Directory dir, String fileName, String toName) throws IOException {
    Directory baseDir = getBaseDir(dir);
    if (baseDir instanceof FSDirectory) {
        Path path = ((FSDirectory) baseDir).getDirectory().toAbsolutePath();
        try {//from  w w  w  .java  2s.  c om
            Files.move(path.resolve(fileName), path.resolve(toName), StandardCopyOption.ATOMIC_MOVE,
                    StandardCopyOption.REPLACE_EXISTING);
        } catch (AtomicMoveNotSupportedException e) {
            Files.move(FileSystems.getDefault().getPath(path.toString(), fileName),
                    FileSystems.getDefault().getPath(path.toString(), toName),
                    StandardCopyOption.REPLACE_EXISTING);
        }
    } else {
        super.renameWithOverwrite(dir, fileName, toName);
    }
}

From source file:org.xenmaster.setup.debian.Bootstrapper.java

protected boolean downloadNetbootFiles() {
    if (System.currentTimeMillis() - lastChecked < 50 * 60 * 1000) {
        return false;
    }/*from ww  w  .jav  a  2s. c  om*/

    File localVersionFile = new File(Settings.getInstance().getString("StorePath") + "/netboot/version");
    int localVersion = -1;
    try (FileInputStream fis = new FileInputStream(localVersionFile)) {
        localVersion = Integer.parseInt(IOUtils.toString(fis));
    } catch (IOException | NumberFormatException ex) {
        Logger.getLogger(getClass()).error("Failed to retrieve local version file", ex);
    }

    int remoteVersion = -1;
    try {
        remoteVersion = Integer.parseInt(IOUtils.toString(XenMasterSite.getFileAsStream("/netboot/version")));
    } catch (IOException | NumberFormatException ex) {
        Logger.getLogger(getClass()).error("Failed to retrieve remote version file", ex);
    }

    lastChecked = System.currentTimeMillis();

    if (localVersion < remoteVersion) {
        Logger.getLogger(getClass())
                .info("New version " + remoteVersion + " found. Please hold while downloading netboot data");
        try {
            TarArchiveInputStream tais = new TarArchiveInputStream(
                    new GZIPInputStream(XenMasterSite.getFileAsStream("/netboot/netboot.tar.gz")));
            TarArchiveEntry tae = null;
            FileOutputStream fos = null;
            while ((tae = tais.getNextTarEntry()) != null) {
                if (tais.canReadEntryData(tae)) {
                    String target = Settings.getInstance().getString("StorePath") + "/" + tae.getName();

                    if (tae.isSymbolicLink()) {
                        Path targetFile = FileSystems.getDefault().getPath(tae.getLinkName());
                        Path linkName = FileSystems.getDefault().getPath(target);

                        // Link might already have been written as null file
                        if (targetFile.toFile().exists()) {
                            targetFile.toFile().delete();
                        }

                        Files.createSymbolicLink(linkName, targetFile);
                        Logger.getLogger(getClass()).info(
                                "Created sym link " + linkName.toString() + " -> " + targetFile.toString());
                    } else if (tae.isDirectory()) {
                        new File(target).mkdir();

                        Logger.getLogger(getClass()).info("Created dir " + target);
                    } else if (tae.isFile()) {
                        fos = new FileOutputStream(target);
                        byte[] b = new byte[1024];
                        int curPos = 0;
                        while (tais.available() > 0) {
                            tais.read(b, curPos, 1024);
                            fos.write(b, curPos, 1024);
                        }

                        fos.flush();
                        fos.close();

                        Logger.getLogger(getClass()).info("Wrote file " + target);
                    }
                }
            }

            tais.close();
            // Write local version
            IOUtils.write("" + remoteVersion, new FileOutputStream(localVersionFile));
        } catch (IOException ex) {
            Logger.getLogger(getClass()).error("Failed to download netboot files", ex);
        }
    } else {
        return false;
    }

    return true;
}

From source file:com.twosigma.beaker.groovy.utils.GroovyEvaluator.java

public void setShellOptions(String cp, String in, String od) throws IOException {
    if (od == null || od.isEmpty()) {
        od = FileSystems.getDefault().getPath(System.getenv("beaker_tmp_dir"), "dynclasses", sessionId)
                .toString();//w  w  w  . j  a  v  a2s  .  c om
    } else {
        od = od.replace("$BEAKERDIR", System.getenv("beaker_tmp_dir"));
    }

    // check if we are not changing anything
    if (currentClassPath.equals(cp) && currentImports.equals(in) && outDirInput.equals(od))
        return;

    currentClassPath = cp;
    currentImports = in;
    Map<String, String> env = System.getenv();
    outDirInput = od;
    outDir = envVariablesFilter(od, env);

    if (cp.isEmpty())
        classPath = new ArrayList<String>();
    else {
        List<String> cpList = new ArrayList<String>();
        for (String p : Arrays.asList(cp.split("[\\s" + File.pathSeparatorChar + "]+"))) {

            p = envVariablesFilter(p, env);

            cpList.add(p);
        }
        classPath = cpList;
    }

    if (!in.isEmpty()) {
        String[] importLines = in.split("\\n+");
        for (String line : importLines) {
            if (!line.trim().isEmpty()) {
                imports.add(line);
            }
        }
    }

    try {
        (new File(outDir)).mkdirs();
    } catch (Exception e) {
    }

    resetEnvironment();
}

From source file:com.liferay.sync.engine.service.persistence.SyncFilePersistence.java

public List<SyncFile> findByParentFilePathName(String parentFilePathName) throws SQLException {

    QueryBuilder<SyncFile, Long> queryBuilder = queryBuilder();

    Where<SyncFile, Long> where = queryBuilder.where();

    FileSystem fileSystem = FileSystems.getDefault();

    parentFilePathName = StringUtils.replace(parentFilePathName + fileSystem.getSeparator(), "\\", "\\\\");

    where.like("filePathName", new SelectArg(parentFilePathName + "%"));

    return where.query();
}

From source file:cpd3314.project.CPD3314ProjectTest.java

@Test
public void testFormatYAML() throws Exception {
    System.out.println("main");
    String[] args = { "-format=YAML" };
    CPD3314Project.main(args);// w  w  w  .j a va  2s  .  c om
    File expected = FileSystems.getDefault().getPath("testFiles", "formatYAML.yaml").toFile();
    File result = new File("CPD3314.yaml");
    assertTrue("Output File Doesn't Exist", result.exists());
    assertYAMLFilesEqual(expected, result);
}