Examples with FilenameFilter java.io.FilenameFilter used on opensource projects

Example 51 with FilenameFilter

use of java.io.FilenameFilter in project GT by Tencent.

the class LogController method setLastestLogFileAsCurFile.

private void setLastestLogFileAsCurFile() {
    // 遍历日志文件夹中的日志文件，取最新的为当前写目标
    if (!curLogFolder.exists()) {
        curLogFolder.mkdirs();
    }
    // 过滤出合法的日志文件
    File[] files = curLogFolder.listFiles(new FilenameFilter() {

        @Override
        public boolean accept(File dir, String filename) {
            return filename.matches(LogUtils.LOG_FILE_MATCHE);
        }
    });
    // 按修改时间排序
    if (null != files && files.length > 0) {
        Arrays.sort(files, 0, files.length, new Comparator<File>() {

            @Override
            public int compare(File lhs, File rhs) {
                return lhs.lastModified() <= rhs.lastModified() ? 1 : -1;
            }
        });
        // 取最新的文件为当前文件
        curFile = files[0];
    } else {
        curFile = new File(curLogFolder, 00 + LogUtils.LOG_POSFIX);
    }
}

Example 52 with FilenameFilter

use of java.io.FilenameFilter in project GT by Tencent.

the class GTGPSUtils method getGPSFileList.

public static ArrayList<String> getGPSFileList() {
    ArrayList<String> arrFile = new ArrayList<String>();
    try {
        File[] files = Env.ROOT_GPS_FOLDER.listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File dir, String filename) {
                if (filename != null && filename.endsWith(".gps")) {
                    return true;
                }
                return false;
            }
        });
        if (files != null) {
            // 文件个数
            int count = files.length;
            for (int i = 0; i < count; i++) {
                File file = files[i];
                arrFile.add(file.getName());
            }
        } else {
            arrFile.add("empty");
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return arrFile;
}

Example 53 with FilenameFilter

use of java.io.FilenameFilter in project ice by Netflix.

the class MapDb method upload.

void upload() {
    AmazonS3Client s3Client = AwsUtils.getAmazonS3Client();
    File dir = new File(config.localDir);
    File[] files = dir.listFiles(new FilenameFilter() {

        public boolean accept(File file, String fileName) {
            return fileName.startsWith(dbName);
        }
    });
    for (File file : files) s3Client.putObject(config.workS3BucketName, config.workS3BucketPrefix + file.getName(), file);
    for (File file : files) s3Client.putObject(config.workS3BucketName, config.workS3BucketPrefix + "copy" + file.getName(), file);
}

Example 54 with FilenameFilter

use of java.io.FilenameFilter in project atlas by alibaba.

the class Framework method restoreFromExistedBundle.

/**
     *         boolean lockSuccess = false;
     try {
     lockSuccess = BundleLock.ReadLock(location);
     if (location == null){
     return null;
     }
     Bundle bundle = bundles.get(location);
     if(bundle==null) {
     bundle = restoreFromExistedBundle(location);
     }
     return bundle;

     }finally {
     if(lockSuccess) {
     try {
     BundleLock.ReadUnLock(location);
     }catch(Throwable e){}
     }
     }
     * @param location
     * @return
     */
public static BundleImpl restoreFromExistedBundle(final String location) {
    boolean lockSuccess = false;
    File bundleDir = new File(STORAGE_LOCATION, location);
    BundleImpl bundle = null;
    // just restore
    if (bundleDir.exists() && new File(bundleDir, "meta").exists()) {
        try {
            lockSuccess = BundleLock.ReadLock(location);
            AtlasFileLock.getInstance().LockExclusive(bundleDir);
            BundleContext impl = new BundleContext();
            if (BaselineInfoManager.instance().dexPatchVersion() > 0 && BaselineInfoManager.instance().isDexPatched(location)) {
                impl.dexPatchVersion = BaselineInfoManager.instance().dexPatchVersion();
                bundle = new BundleImpl(bundleDir, impl);
                if (bundle != null) {
                    bundle.optDexFile();
                }
            } else {
                String[] versions = bundleDir.list(new FilenameFilter() {

                    @Override
                    public boolean accept(File dir, String filename) {
                        return filename.startsWith(BundleArchive.REVISION_DIRECTORY);
                    }
                });
                if (versions != null && versions.length > 0) {
                    bundle = new BundleImpl(bundleDir, impl);
                    if (bundle != null) {
                        bundle.optDexFile();
                    }
                }
            }
        } catch (Exception e) {
            if (e instanceof BundleArchive.MisMatchException) {
                if (bundleDir.exists()) {
                    bundle = null;
                }
            }
            AtlasMonitor.getInstance().trace(AtlasMonitor.BUNDLE_INSTALL_FAIL, location, AtlasMonitor.RESTORED_FAILED_MSG, FileUtils.getDataAvailableSpace());
            Log.e("Framework", "restore bundle failed" + location, e);
        } finally {
            if (lockSuccess) {
                try {
                    BundleLock.ReadUnLock(location);
                } catch (Throwable e) {
                }
            }
            AtlasFileLock.getInstance().unLock(bundleDir);
        }
    }
    return bundle;
}

Example 55 with FilenameFilter

use of java.io.FilenameFilter in project atlas by alibaba.

the class Framework method mergeWalsDir.

private static void mergeWalsDir(File walsDir, File storageDir) {
    if (writeAheads != null && writeAheads.size() > 0) {
        for (int i = 0; i < writeAheads.size(); i++) {
            if (writeAheads.get(i) == null) {
                continue;
            }
            File walDir = new File(walsDir, writeAheads.get(i));
            try {
                if (walDir != null && walDir.exists()) {
                    // merge wal dir to storage
                    final File[] walBundleDirs = walDir.listFiles();
                    if ((walBundleDirs != null) && (walBundleDirs.length > 0)) {
                        for (File walBundleDir : walBundleDirs) {
                            if (walBundleDir.isDirectory()) {
                                File bundleDir = new File(storageDir, walBundleDir.getName());
                                //                                    if (bundleDir.exists()) {
                                //                                        deleteDirectory(bundleDir);
                                //                                    }
                                File newRevDir = new File(walBundleDir, "version.1");
                                if (!newRevDir.exists()) {
                                    return;
                                }
                                File[] revisions = bundleDir.listFiles(new FilenameFilter() {

                                    @Override
                                    public boolean accept(File dir, String filename) {
                                        return filename.startsWith(BundleArchive.REVISION_DIRECTORY);
                                    }
                                });
                                int targetREV = 1;
                                List<String> useless = new ArrayList<>();
                                File latestRevision = null;
                                String targetVersion = BundleArchive.REVISION_DIRECTORY + ".1";
                                int rev;
                                if (revisions != null && revisions.length > 0) {
                                    for (File revision : revisions) {
                                        if ((rev = Integer.parseInt(revision.getName().substring(8))) >= targetREV) {
                                            targetREV = rev;
                                            if (!new File(revision, BundleArchive.DEPRECATED_MARK).exists()) {
                                                if (latestRevision != null) {
                                                    useless.add(latestRevision.getName());
                                                }
                                                latestRevision = revision;
                                            }
                                        } else {
                                            useless.add(revision.getName());
                                        }
                                        if (new File(revision, BundleArchive.DEPRECATED_MARK).exists()) {
                                            useless.add(revision.getName());
                                        }
                                    }
                                    if (!BaselineInfoManager.instance().isCachePreVersion()) {
                                        useless.add(latestRevision.getName());
                                    }
                                    targetVersion = BundleArchive.REVISION_DIRECTORY + "." + (++targetREV);
                                }
                                File targetDir = new File(bundleDir, targetVersion);
                                targetDir.mkdirs();
                                File meta = new File(bundleDir, "meta");
                                if (meta.exists()) {
                                    meta.delete();
                                }
                                new File(walBundleDir, "meta").renameTo(meta);
                                // move bundle to storage
                                boolean result = newRevDir.renameTo(targetDir);
                                if (!result || !targetDir.exists()) {
                                    targetDir.mkdirs();
                                    result = newRevDir.renameTo(targetDir);
                                    new File(walBundleDir, "meta").renameTo(meta);
                                    if (!result || !targetDir.exists() || !meta.exists()) {
                                        BaselineInfoManager.instance().rollbackHardly();
                                        android.os.Process.killProcess(android.os.Process.myPid());
                                    }
                                } else {
                                    //remove old bundles
                                    for (String uselessDir : useless) {
                                        File uselessFile = new File(bundleDir, uselessDir);
                                        if (uselessFile.exists()) {
                                            deleteDirectory(uselessFile);
                                        }
                                        if (uselessFile.exists()) {
                                            new File(uselessFile, BundleArchive.DEPRECATED_MARK).createNewFile();
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
                writeAheads.set(i, null);
            } catch (Exception e) {
                Log.e("Framework", "Error while merge wal dir", e);
            }
        }
    }
    if (walsDir.exists()) {
        deleteDirectory(walsDir);
    }
}