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

Example 21 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 22 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);
    }
}

Example 23 with FilenameFilter

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

the class Framework method checkInstallDebugBundle.

/**
     * for debug not release
     */
static void checkInstallDebugBundle() {
    File debugDirectory = new File(ATLAS_DEBUG_DIRECTORY);
    if (debugDirectory.exists()) {
        File[] bundles = debugDirectory.listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File dir, String filename) {
                if (filename.endsWith(".so")) {
                    return true;
                }
                return false;
            }
        });
        if (bundles != null) {
            String[] packageNames = new String[bundles.length];
            String[] versions = new String[bundles.length];
            for (int x = 0; x < bundles.length; x++) {
                versions[x] = "1.0.0";
                if (bundles[x].getName().startsWith("kernal") || bundles[x].getName().contains("com_taobao_mainDex")) {
                    //主dexbundle
                    packageNames[x] = "com.taobao.maindex";
                } else {
                    //业务bundle
                    PackageInfo info = RuntimeVariables.androidApplication.getPackageManager().getPackageArchiveInfo(bundles[x].getAbsolutePath(), 0);
                    if (info != null) {
                        packageNames[x] = info.applicationInfo.packageName;
                    } else {
                        String fileName = bundles[x].getName();
                        fileName = fileName.substring(3, fileName.length() - 3);
                        packageNames[x] = fileName.replace("_", ".");
                    }
                }
            }
            try {
                Atlas.getInstance().installOrUpdate(packageNames, bundles, versions, -1);
                Log.d("Framework", "patch success and delete file");
                try {
                    for (File installFile : bundles) {
                        if (installFile.exists()) {
                            installFile.delete();
                        }
                    }
                } catch (Exception e) {
                }
            } catch (BundleException e) {
                e.printStackTrace();
            }
        }
    }
}

Example 24 with FilenameFilter

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

the class BundleArchive method downgradeRevision.

public static boolean downgradeRevision(String location, File bundleDir, boolean forceDelete) throws IOException {
    File[] revisionFiles = bundleDir.listFiles(new FilenameFilter() {

        @Override
        public boolean accept(File dir, String filename) {
            if (filename.startsWith(REVISION_DIRECTORY) && !new File(dir + File.separator + filename, DEPRECATED_MARK).exists()) {
                return true;
            }
            return false;
        }
    });
    if (revisionFiles != null && revisionFiles.length > 0) {
        File deprecatedDir = revisionFiles[revisionFiles.length - 1];
        if (forceDelete) {
            try {
                BundleImpl impl = (BundleImpl) Atlas.getInstance().getBundle(location);
                if (impl != null && impl.getArchive().getCurrentRevision() != null) {
                    if (impl.getArchive().getCurrentRevision().getRevisionDir().equals(deprecatedDir)) {
                        return true;
                    }
                }
            } catch (Throwable e) {
            }
            //deprecatedDir.delete();
            Framework.deleteDirectory(deprecatedDir);
        }
        if (deprecatedDir.exists()) {
            File deprecatedFile = new File(deprecatedDir, DEPRECATED_MARK);
            deprecatedFile.createNewFile();
            if (!deprecatedFile.exists()) {
                return false;
            }
        }
        Log.d("BundleArchive", "downgrade " + bundleDir);
        return true;
    }
    return false;
}

Example 25 with FilenameFilter

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

the class SpringInstanceConfigMonitor method scan.

private void scan() {
    File rootdir = new File(rootConf);
    if (!rootdir.exists()) {
        return;
    }
    File[] instanceDirs = rootdir.listFiles(new FileFilter() {

        public boolean accept(File pathname) {
            String filename = pathname.getName();
            return pathname.isDirectory() && !"spring".equalsIgnoreCase(filename);
        }
    });
    // 扫描目录的新增
    Set<String> currentInstanceNames = new HashSet<String>();
    // 判断目录内文件的变化
    for (File instanceDir : instanceDirs) {
        String destination = instanceDir.getName();
        currentInstanceNames.add(destination);
        File[] instanceConfigs = instanceDir.listFiles(new FilenameFilter() {

            public boolean accept(File dir, String name) {
                // 限制一下，只针对instance.properties文件,避免因为.svn或者其他生成的临时文件导致出现reload
                return StringUtils.equalsIgnoreCase(name, "instance.properties");
            }
        });
        if (!actions.containsKey(destination) && instanceConfigs.length > 0) {
            // 存在合法的instance.properties，并且第一次添加时，进行启动操作
            notifyStart(instanceDir, destination);
        } else if (actions.containsKey(destination)) {
            // 历史已经启动过
            if (instanceConfigs.length == 0) {
                // 如果不存在合法的instance.properties
                notifyStop(destination);
            } else {
                InstanceConfigFiles lastFile = lastFiles.get(destination);
                boolean hasChanged = judgeFileChanged(instanceConfigs, lastFile.getInstanceFiles());
                // 通知变化
                if (hasChanged) {
                    notifyReload(destination);
                }
                if (hasChanged || CollectionUtils.isEmpty(lastFile.getInstanceFiles())) {
                    // 更新内容
                    List<FileInfo> newFileInfo = new ArrayList<FileInfo>();
                    for (File instanceConfig : instanceConfigs) {
                        newFileInfo.add(new FileInfo(instanceConfig.getName(), instanceConfig.lastModified()));
                    }
                    lastFile.setInstanceFiles(newFileInfo);
                }
            }
        }
    }
    // 判断目录是否删除
    Set<String> deleteInstanceNames = new HashSet<String>();
    for (String destination : actions.keySet()) {
        if (!currentInstanceNames.contains(destination)) {
            deleteInstanceNames.add(destination);
        }
    }
    for (String deleteInstanceName : deleteInstanceNames) {
        notifyStop(deleteInstanceName);
    }
}