Example usage for java.io File lastModified

Introduction

In this page you can find the example usage for java.io File lastModified.

Prototype

public long lastModified() 

Source Link

Document

Returns the time that the file denoted by this abstract pathname was last modified.

Usage

From source file:com.netxforge.oss2.config.LinkdConfigFactory.java

/**
 * <p>reload</p>//from ww  w.jav  a  2s  . c  om
 *
 * @throws java.io.IOException if any.
 * @throws org.exolab.castor.xml.MarshalException if any.
 * @throws org.exolab.castor.xml.ValidationException if any.
 */
public void reload() throws IOException, MarshalException, ValidationException {
    getWriteLock().lock();
    try {
        final File cfgFile = ConfigFileConstants.getFile(ConfigFileConstants.LINKD_CONFIG_FILE_NAME);
        if (cfgFile.lastModified() > m_currentVersion) {
            m_currentVersion = cfgFile.lastModified();
            LogUtils.debugf(this, "init: config file path: %s", cfgFile.getPath());
            InputStream stream = null;
            try {
                stream = new FileInputStream(cfgFile);
                reloadXML(stream);
            } finally {
                if (stream != null) {
                    IOUtils.closeQuietly(stream);
                }
            }
            LogUtils.debugf(this, "init: finished loading config file: %s", cfgFile.getPath());
        }
    } finally {
        getWriteLock().unlock();
    }
}

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From source file:SecuritySupport.java

long getLastModified(final File f) {
    return ((Long) AccessController.doPrivileged(new PrivilegedAction() {
        public Object run() {
            return new Long(f.lastModified());
        }/*from   w  w  w .  j a  v a 2s.  co  m*/
    })).longValue();
}

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From source file:com.github.luluvise.droid_utils.cache.ModelDiskCache.java

/**
 * Gets an item from the disk cache only if it is not expired.
 * //from   w w  w.  j a  v  a2s  . c  om
 * <b>Note on expiration:</b> This method uses the
 * {@link File#lastModified()} method to check if the cache item is expired.
 * Sometimes in Android this value is rounded to the second, so using very
 * small expiration times can result in a cache miss even if the item would
 * be valid.
 * 
 * @param key
 *            The cache item key (must be not null)
 * @param expiration
 *            The validity of the item from its modification in
 *            milliseconds, or {@link Long#MAX_VALUE} for no expiration
 * @return The cached item, null if not present, expired or an error
 *         occurred
 */
@CheckForNull
public V get(@Nonnull String key, long expiration) {
    File jsonFile = new File(mCacheLocation, key);
    if (!jsonFile.exists()) {
        return null;
    }
    final boolean noExpire = expiration == Long.MAX_VALUE;
    if (noExpire || (jsonFile.lastModified() + expiration) > System.currentTimeMillis()) {
        try { // the item is still valid, try parsing it
            return mObjectMapper.readValue(jsonFile, mModelClass);
        } catch (IOException e) { // something wrong happened
            LogUtils.logException(TAG, "Exception when reading " + key, e);
            jsonFile.delete(); // try to delete damaged file
            return null;
        }
    }
    return null;
}

---

From source file:edu.washington.iam.registry.rp.XMLMetadata.java

private void refreshMetadataIfNeeded() {
    log.debug("reloader checking...");
    File f = new File(sourceName);
    if (f.lastModified() > modifyTime) {
        // reload the metadata
        log.debug("reloading metadata for " + id + " from  " + uri);
        locker.writeLock().lock();//ww w  . j a  va  2 s  .c o m
        try {
            loadMetadata();
        } catch (Exception e) {
            log.error("reload errro: " + e);
        }
        locker.writeLock().unlock();
        log.debug("reload completed, time now " + modifyTime);
    }
}

---

From source file:com.alibaba.otter.node.etl.extract.extractor.FileExtractor.java

private void doFileDetectCollector(Pipeline pipeline, List<FileData> fileDatas) {
    ExecutorTemplate executorTemplate = executorTemplateGetter.get();
    try {//from   www .  j av  a  2 s  .c o m
        executorTemplate.start();
        // ?poolSize
        executorTemplate.adjustPoolSize(pipeline.getParameters().getFileLoadPoolSize());
        for (final FileData fileData : fileDatas) {
            // ???
            executorTemplate.submit(new Runnable() {

                public void run() {
                    boolean isAranda = StringUtils.isNotEmpty(fileData.getNameSpace());
                    int count = 0;
                    Throwable exception = null;
                    while (count++ < retry) {
                        try {
                            if (isAranda) {
                                // remote file
                                throw new RuntimeException(fileData + " is not support!");
                            } else {
                                // ?
                                File file = new File(fileData.getPath());
                                fileData.setLastModifiedTime(file.lastModified());
                                fileData.setSize(file.length());
                            }

                            return;// 
                        } catch (Exception e) {
                            fileData.setLastModifiedTime(Long.MIN_VALUE);
                            fileData.setSize(Long.MIN_VALUE);
                            exception = e;
                        }
                    }

                    if (count >= retry) {
                        logger.warn(String.format("FileDetectCollector is error! collect failed[%s]",
                                fileData.getNameSpace() + "/" + fileData.getPath()), exception);
                    }
                }
            });
        }

        long start = System.currentTimeMillis();
        logger.info("start pipelinep[{}] waitFor FileData Size : {} ", pipeline.getId(), fileDatas.size());
        // ??
        executorTemplate.waitForResult();
        logger.info("end pipelinep[{}] waitFor FileData cost : {} ms ", pipeline.getId(),
                (System.currentTimeMillis() - start));
    } finally {
        if (executorTemplate != null) {
            executorTemplateGetter.release(executorTemplate);
        }
    }
}

---

From source file:com.ibm.jaggr.core.util.ZipUtilTest.java

@Before
public void setUp() throws Exception {
    tmpdir = Files.createTempDir();
    sourceDir = new File(tmpdir, "source");
    targetDir = new File(tmpdir, "target");
    sourceDir.mkdir();/* w  w w.j a  va 2s  . c  om*/
    targetDir.mkdir();
    targetDir.setLastModified(sourceDir.lastModified());
    Files.write(ROOT_FILE_CONTENTS, new File(sourceDir, "rootFile.txt"), Charsets.UTF_8);
    File rootDir = new File(sourceDir, "rootDir");
    File subDir = new File(rootDir, "subDir");
    rootDir.mkdir();
    subDir.mkdir();
    File file1 = new File(rootDir, "file1");
    File file2 = new File(subDir, "file2");
    Files.write(FILE1_CONTENTS, file1, Charsets.UTF_8);
    Files.write(FILE2_CONTENTS, file2, Charsets.UTF_8);
    file1.setLastModified(file1.lastModified() - 10000);
    subDir.setLastModified(subDir.lastModified() + 120000);
}

---

From source file:com.github.ukase.service.BulkRenderer.java

private void registerPdf(File pdf) {
    String fileName = pdf.getName();
    if (pdf.isFile() && fileName.endsWith(PDF_EXT)) {
        String id = fileName.substring(0, fileName.length() - 4);
        renderedPDFs.put(id, pdf.lastModified());
    }/*from  w ww .  j  av a 2  s.  co m*/
}

---

From source file:org.montanafoodhub.base.get.OrderHub.java

protected List<Order> readFromFile(Context context) {
    List<Order> myOrderArr = new ArrayList<Order>();
    try {/* w  w  w  .j a  v  a2s  .  c  o m*/
        // getItem the time the file was last changed here
        File myFile = new File(context.getFilesDir() + "/" + fileName);
        SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss");
        String lastRefreshTSStr = sdf.format(myFile.lastModified());
        Log.w(HubInit.logTag, "Using file (" + fileName + ") last modified on : " + lastRefreshTSStr);
        lastRefreshTS = sdf.getCalendar();

        // create products from the file here
        InputStream inputStream = context.openFileInput(fileName);
        if (inputStream != null) {
            parseCSV(myOrderArr, inputStream);
        }
        inputStream.close();
    } catch (FileNotFoundException e) {
        Log.e(HubInit.logTag, "File  (" + fileName + ") not found: " + e.toString());
    } catch (IOException e) {
        Log.e(HubInit.logTag, "Can not read file  (" + fileName + ") : " + e.toString());
    } catch (ParseException pe) {
        Log.e(HubInit.logTag, "Can't parse Order date  (" + fileName + ") : " + pe.toString());
    }
    Log.w(HubInit.logTag, "Number of orders loaded: " + myOrderArr.size());
    return myOrderArr;
}

---

From source file:io.github.eternalbits.compactvd.CompactVD.java

private void copy(File from, int options, File to, String type) throws IOException {
    long mtime = to.lastModified();
    task = DiskImageProgress.COPY;//from   w w  w  . j a  v  a 2  s  . c o  m
    File copy = null;
    try (RandomAccessFile check = new RandomAccessFile(from, "r")) { // is file?
        // If writable, source is open in write mode for an exclusive file lock
        String mode = from.canWrite() ? "rw" : "r";
        try (DiskImage image = DiskImages.open(from, mode)) {
            if (type == null)
                type = image.getType();
            try (DiskImage clone = DiskImages.create(type, to, image.getDiskSize())) {
                copy = to; // copy open by DiskImage
                FileLock source = null;
                if (mode.equals("rw"))
                    source = image.tryLock();
                verboseProgress(SEARCHING_SPACE);
                image.addObserver(this, false);
                image.optimize(options);
                image.removeObserver(this);
                if (!isCancelled()) {
                    verboseProgress("Copying " + from.getName() + " to " + to.getName());
                    FileLock fileLock = clone.tryLock();
                    clone.addObserver(this, false);
                    clone.copy(image);
                    clone.removeObserver(this);
                    fileLock.release();
                }
                if (source != null)
                    source.release();
                if (!isCancelled()) {
                    copy = null;
                }
            }
        }
    } finally {
        if (copy != null && copy.isFile())
            copy.delete();
        System.out.println(mtime != to.lastModified()
                ? String.format(IMAGE_CREATED, to.getName(), to.getAbsoluteFile().getParent())
                : IMAGE_NOT_CREATED);
    }
}

---

From source file:com.github.marcosalis.kraken.cache.ModelDiskCache.java

/**
 * Gets an item from the disk cache only if it is not expired.
 * //w  w  w .ja  v  a 2 s .  c  o  m
 * <b>Note on expiration:</b> This method uses the
 * {@link File#lastModified()} method to check if the cache item is expired.
 * Sometimes in Android this value is rounded to the second, so using very
 * small expiration times can result in a cache miss even if the item would
 * be valid.
 * 
 * @param key
 *            The cache item key (must be not null)
 * @param expiration
 *            The validity of the item from its modification in
 *            milliseconds, or {@link Long#MAX_VALUE} for no expiration
 * @return The cached item, null if not present, expired or an error
 *         occurred
 */
@CheckForNull
@SuppressFBWarnings(value = "RV_RETURN_VALUE_IGNORED_BAD_PRACTICE")
public V get(@Nonnull String key, long expiration) {
    File jsonFile = new File(mCacheLocation, key);
    if (!jsonFile.exists()) {
        return null;
    }
    final boolean noExpire = expiration == Long.MAX_VALUE;
    if (noExpire || (jsonFile.lastModified() + expiration) > System.currentTimeMillis()) {
        try { // the item is still valid, try parsing it
            return mObjectMapper.readValue(jsonFile, mModelClass);
        } catch (IOException e) { // something wrong happened
            LogUtils.logException(TAG, "Exception when reading " + key, e);
            jsonFile.delete(); // try to delete damaged file
            return null;
        }
    }
    return null;
}

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