Example usage for java.nio.file.attribute FileTime from

List of usage examples for java.nio.file.attribute FileTime from

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Introduction

In this page you can find the example usage for java.nio.file.attribute FileTime from.

Prototype

public static FileTime from(long value, TimeUnit unit)

Source Link

Document

Returns a FileTime representing a value at the given unit of granularity.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {

    long time = System.currentTimeMillis();
    FileTime fileTime = FileTime.from(time, TimeUnit.MILLISECONDS);
    System.out.println(fileTime);

}

From source file:Main.java

public static void main(String[] args) throws Exception {

    long time = System.currentTimeMillis();
    FileTime fileTime = FileTime.fromMillis(time);

    FileTime fileTime1 = FileTime.from(time, TimeUnit.MILLISECONDS);

    System.out.println(fileTime.compareTo(fileTime1));

}

From source file:Main.java

public static void main(String[] args) throws Exception {

    long time = System.currentTimeMillis();
    FileTime fileTime = FileTime.fromMillis(time);

    FileTime fileTime1 = FileTime.from(time, TimeUnit.MILLISECONDS);

    System.out.println(fileTime.equals(fileTime1));

}

From source file:fr.inria.soctrace.tools.ocelotl.core.caches.DichotomyCache.java

/**
 * Remove a cache file. The used policy is to suppress the file which has
 * the oldest accessed time/*www.j  a  v  a  2s.c  o m*/
 */
public void removeCacheFile() {
    // Init with current time
    FileTime oldestDate = FileTime.from(System.currentTimeMillis(), null);
    CacheParameters oldestParam = null;

    for (CacheParameters aCacheParam : cachedDichotomy.keySet()) {
        try {
            // Get the last access to the file
            Path path = cachedDichotomy.get(aCacheParam).toPath();
            BasicFileAttributes attrs;
            attrs = Files.readAttributes(path, BasicFileAttributes.class);
            FileTime currentTime = attrs.lastAccessTime();

            // If the access is older than the current oldest
            if (currentTime.compareTo(oldestDate) < 0) {
                oldestDate = currentTime;
                oldestParam = aCacheParam;
            }
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    // Delete oldest accessed cache
    if (!cachedDichotomy.get(oldestParam).delete()) {
        logger.debug("[DICHOTOMY CACHE]: Deletion of cache file " + cachedDichotomy.get(oldestParam).getName()
                + " failed.");
    }

    cachedDichotomy.remove(oldestParam);
}

From source file:fr.inria.soctrace.tools.ocelotl.core.caches.DataCache.java

/**
 * Remove a cache file. The used policy is to suppress the file which has
 * the oldest accessed time/*from   ww w.ja va 2s. c om*/
 */
public void removeCacheFile() {
    // Init with current time
    FileTime oldestDate = FileTime.from(System.currentTimeMillis(), null);
    CacheParameters oldestParam = null;

    for (CacheParameters aCacheParam : cachedData.keySet()) {
        try {
            // Get the last access to the file
            Path path = cachedData.get(aCacheParam).toPath();
            BasicFileAttributes attrs;
            attrs = Files.readAttributes(path, BasicFileAttributes.class);
            FileTime currentTime = attrs.lastAccessTime();

            // If the access is older than the current oldest
            if (currentTime.compareTo(oldestDate) < 0) {
                oldestDate = currentTime;
                oldestParam = aCacheParam;
            }
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    // Delete oldest accessed cache
    if (!cachedData.get(oldestParam).delete()) {
        logger.debug("DataCache: Deletion of cache file " + cachedData.get(oldestParam).getName() + " failed.");
    }

    cachedData.remove(oldestParam);
}

From source file:org.fao.geonet.kernel.harvest.harvester.geonet.Aligner.java

private void addMetadata(final RecordInfo ri, final boolean localRating, String uuid) throws Exception {
    final String id[] = { null };
    final Element md[] = { null };

    //--- import metadata from MEF file

    Path mefFile = retrieveMEF(ri.uuid);

    try {/*from  w w  w.j  ava2s.  co  m*/
        String fileType = "mef";
        MEFLib.Version version = MEFLib.getMEFVersion(mefFile);
        if (version != null && version.equals(MEFLib.Version.V2)) {
            fileType = "mef2";
        }

        IVisitor visitor = fileType.equals("mef2") ? new MEF2Visitor() : new MEFVisitor();

        MEFLib.visit(mefFile, visitor, new IMEFVisitor() {
            public void handleMetadata(Element mdata, int index) throws Exception {
                md[index] = mdata;
            }

            //--------------------------------------------------------------------

            public void handleMetadataFiles(DirectoryStream<Path> files, Element info, int index)
                    throws Exception {
                // Import valid metadata
                Element metadataValidForImport = extractValidMetadataForImport(files, info);

                if (metadataValidForImport != null) {
                    handleMetadata(metadataValidForImport, index);
                }
            }

            //--------------------------------------------------------------------

            public void handleInfo(Element info, int index) throws Exception {

                final Element metadata = md[index];
                String schema = dataMan.autodetectSchema(metadata, null);
                if (info != null && info.getContentSize() != 0) {
                    Element general = info.getChild("general");
                    if (general != null && general.getContentSize() != 0) {
                        Element schemaInfo = general.getChild("schema");
                        if (schemaInfo != null) {
                            schemaInfo.setText(schema);
                        }
                    }
                }
                if (info != null) {
                    id[index] = addMetadata(ri, md[index], info, localRating, uuid);
                }
            }

            //--------------------------------------------------------------------

            public void handlePublicFile(String file, String changeDate, InputStream is, int index)
                    throws IOException {
                if (id[index] == null)
                    return;

                if (log.isDebugEnabled())
                    log.debug("    - Adding remote public file with name:" + file);
                Path pubDir = Lib.resource.getDir(context, "public", id[index]);

                Path outFile = pubDir.resolve(file);
                try (OutputStream os = Files.newOutputStream(outFile)) {
                    BinaryFile.copy(is, os);
                    IO.touch(outFile,
                            FileTime.from(new ISODate(changeDate).getTimeInSeconds(), TimeUnit.SECONDS));
                }
            }

            public void handleFeatureCat(Element md, int index) throws Exception {
                // Feature Catalog not managed for harvesting
            }

            public void handlePrivateFile(String file, String changeDate, InputStream is, int index)
                    throws IOException {
                if (params.mefFormatFull) {
                    if (log.isDebugEnabled())
                        log.debug("    - Adding remote private file with name:" + file
                                + " available for download for user used for harvester.");
                    Path dir = Lib.resource.getDir(context, "private", id[index]);
                    Path outFile = dir.resolve(file);
                    try (OutputStream os = Files.newOutputStream(outFile)) {
                        BinaryFile.copy(is, os);
                        IO.touch(outFile,
                                FileTime.from(new ISODate(changeDate).getTimeInSeconds(), TimeUnit.SECONDS));
                    }
                }
            }
        });
    } catch (Exception e) {
        //--- we ignore the exception here. Maybe the metadata has been removed just now
        if (log.isDebugEnabled())
            log.debug("  - Skipped unretrievable metadata (maybe has been removed) with uuid:" + ri.uuid);
        result.unretrievable++;
        log.error(e);
    } finally {
        try {
            Files.deleteIfExists(mefFile);
        } catch (IOException e) {
            log.warning("Unable to delete mefFile: " + mefFile);
        }
    }
}

From source file:org.fao.geonet.kernel.harvest.harvester.geonet.Aligner.java

private void saveFile(String id, String file, String dir, String changeDate, InputStream is)
        throws IOException {
    Path resourcesDir = Lib.resource.getDir(context, dir, id);
    Path locFile = resourcesDir.resolve(file);

    ISODate remIsoDate = new ISODate(changeDate);
    boolean saveFile;

    if (!Files.exists(locFile)) {
        saveFile = true;/*from   w  ww  .j av  a  2s .  co m*/
    } else {
        ISODate locIsoDate = new ISODate(Files.getLastModifiedTime(locFile).toMillis(), false);
        saveFile = (remIsoDate.timeDifferenceInSeconds(locIsoDate) > 0);
    }

    if (saveFile) {
        if (log.isDebugEnabled()) {
            log.debug("  - Adding remote " + dir + "  file with name:" + file);
        }

        try (OutputStream os = Files.newOutputStream(locFile)) {
            BinaryFile.copy(is, os);
            IO.touch(locFile, FileTime.from(remIsoDate.getTimeInSeconds(), TimeUnit.SECONDS));
        }
    } else {
        if (log.isDebugEnabled()) {
            log.debug("  - Nothing to do in dir " + dir + " for file with name:" + file);
        }
    }
}