/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ package org.mozilla.gecko; import java.io.*; import java.util.*; import java.util.zip.*; import java.nio.*; import java.nio.channels.FileChannel; import java.util.concurrent.*; import java.lang.reflect.*; import android.os.*; import android.app.*; import android.text.*; import android.view.*; import android.view.inputmethod.*; import android.content.*; import android.content.res.*; import android.graphics.*; import android.widget.*; import android.hardware.*; import android.util.*; import android.net.*; import android.database.*; import android.provider.*; import android.content.pm.*; import android.content.pm.PackageManager.*; import dalvik.system.*; abstract public class GeckoApp extends Activity { private static final String LOG_FILE_NAME = "GeckoApp"; public static final String ACTION_ALERT_CLICK = "org.mozilla.gecko.ACTION_ALERT_CLICK"; public static final String ACTION_ALERT_CLEAR = "org.mozilla.gecko.ACTION_ALERT_CLEAR"; public static final String ACTION_WEBAPP = "org.mozilla.gecko.WEBAPP"; public static final String ACTION_DEBUG = "org.mozilla.gecko.DEBUG"; public static final String ACTION_BOOKMARK = "org.mozilla.gecko.BOOKMARK"; public static AbsoluteLayout mainLayout; public static GeckoSurfaceView surfaceView; public static SurfaceView cameraView; public static GeckoApp mAppContext; public static boolean mFullscreen = false; public static File sGREDir = null; static Thread mLibLoadThread = null; public Handler mMainHandler; private IntentFilter mConnectivityFilter; private BroadcastReceiver mConnectivityReceiver; private BroadcastReceiver mBatteryReceiver; enum LaunchState {PreLaunch, Launching, WaitForDebugger, Launched, GeckoRunning, GeckoExiting}; private static LaunchState sLaunchState = LaunchState.PreLaunch; private static boolean sTryCatchAttached = false; static boolean checkLaunchState(LaunchState checkState) { synchronized(sLaunchState) { return sLaunchState == checkState; } } static void setLaunchState(LaunchState setState) { synchronized(sLaunchState) { sLaunchState = setState; } } // if mLaunchState is equal to checkState this sets mLaunchState to setState // and return true. Otherwise we return false. static boolean checkAndSetLaunchState(LaunchState checkState, LaunchState setState) { synchronized(sLaunchState) { if (sLaunchState != checkState) return false; sLaunchState = setState; return true; } } void showErrorDialog(String message) { new AlertDialog.Builder(this) .setMessage(message) .setCancelable(false) .setPositiveButton(R.string.exit_label, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { GeckoApp.this.finish(); System.exit(0); } }).show(); } public static final String PLUGIN_ACTION = "android.webkit.PLUGIN"; /** * A plugin that wish to be loaded in the WebView must provide this permission * in their AndroidManifest.xml. */ public static final String PLUGIN_PERMISSION = "android.webkit.permission.PLUGIN"; private static final String LOGTAG = "PluginManager"; private static final String PLUGIN_SYSTEM_LIB = "/system/lib/plugins/"; private static final String PLUGIN_TYPE = "type"; private static final String TYPE_NATIVE = "native"; public ArrayList mPackageInfoCache = new ArrayList(); String[] getPluginDirectories() { ArrayList directories = new ArrayList(); PackageManager pm = this.mAppContext.getPackageManager(); List plugins = pm.queryIntentServices(new Intent(PLUGIN_ACTION), PackageManager.GET_SERVICES | PackageManager.GET_META_DATA); synchronized(mPackageInfoCache) { // clear the list of existing packageInfo objects mPackageInfoCache.clear(); for (ResolveInfo info : plugins) { // retrieve the plugin's service information ServiceInfo serviceInfo = info.serviceInfo; if (serviceInfo == null) { Log.w(LOGTAG, "Ignore bad plugin"); continue; } Log.w(LOGTAG, "Loading plugin: " + serviceInfo.packageName); // retrieve information from the plugin's manifest PackageInfo pkgInfo; try { pkgInfo = pm.getPackageInfo(serviceInfo.packageName, PackageManager.GET_PERMISSIONS | PackageManager.GET_SIGNATURES); } catch (Exception e) { Log.w(LOGTAG, "Can't find plugin: " + serviceInfo.packageName); continue; } if (pkgInfo == null) { Log.w(LOGTAG, "Loading plugin: " + serviceInfo.packageName + ". Could not load package information."); continue; } /* * find the location of the plugin's shared library. The default * is to assume the app is either a user installed app or an * updated system app. In both of these cases the library is * stored in the app's data directory. */ String directory = pkgInfo.applicationInfo.dataDir + "/lib"; final int appFlags = pkgInfo.applicationInfo.flags; final int updatedSystemFlags = ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; // preloaded system app with no user updates if ((appFlags & updatedSystemFlags) == ApplicationInfo.FLAG_SYSTEM) { directory = PLUGIN_SYSTEM_LIB + pkgInfo.packageName; } // check if the plugin has the required permissions String permissions[] = pkgInfo.requestedPermissions; if (permissions == null) { Log.w(LOGTAG, "Loading plugin: " + serviceInfo.packageName + ". Does not have required permission."); continue; } boolean permissionOk = false; for (String permit : permissions) { if (PLUGIN_PERMISSION.equals(permit)) { permissionOk = true; break; } } if (!permissionOk) { Log.w(LOGTAG, "Loading plugin: " + serviceInfo.packageName + ". Does not have required permission (2)."); continue; } // check to ensure the plugin is properly signed Signature signatures[] = pkgInfo.signatures; if (signatures == null) { Log.w(LOGTAG, "Loading plugin: " + serviceInfo.packageName + ". Not signed."); continue; } // determine the type of plugin from the manifest if (serviceInfo.metaData == null) { Log.e(LOGTAG, "The plugin '" + serviceInfo.name + "' has no type defined"); continue; } String pluginType = serviceInfo.metaData.getString(PLUGIN_TYPE); if (!TYPE_NATIVE.equals(pluginType)) { Log.e(LOGTAG, "Unrecognized plugin type: " + pluginType); continue; } try { Class cls = getPluginClass(serviceInfo.packageName, serviceInfo.name); //TODO implement any requirements of the plugin class here! boolean classFound = true; if (!classFound) { Log.e(LOGTAG, "The plugin's class' " + serviceInfo.name + "' does not extend the appropriate class."); continue; } } catch (NameNotFoundException e) { Log.e(LOGTAG, "Can't find plugin: " + serviceInfo.packageName); continue; } catch (ClassNotFoundException e) { Log.e(LOGTAG, "Can't find plugin's class: " + serviceInfo.name); continue; } // if all checks have passed then make the plugin available mPackageInfoCache.add(pkgInfo); directories.add(directory); } } return directories.toArray(new String[directories.size()]); } Class getPluginClass(String packageName, String className) throws NameNotFoundException, ClassNotFoundException { Context pluginContext = this.mAppContext.createPackageContext(packageName, Context.CONTEXT_INCLUDE_CODE | Context.CONTEXT_IGNORE_SECURITY); ClassLoader pluginCL = pluginContext.getClassLoader(); return pluginCL.loadClass(className); } // Returns true when the intent is going to be handled by gecko launch boolean launch(Intent intent) { if (!checkAndSetLaunchState(LaunchState.Launching, LaunchState.Launched)) return false; if (intent == null) intent = getIntent(); final Intent i = intent; new Thread() { public void run() { try { if (mLibLoadThread != null) mLibLoadThread.join(); } catch (InterruptedException ie) {} // Show the URL we are about to load, if the intent has one if (Intent.ACTION_VIEW.equals(i.getAction())) { surfaceView.mSplashURL = i.getDataString(); } surfaceView.drawSplashScreen(); // unpack files in the components directory try { unpackComponents(); } catch (FileNotFoundException fnfe) { Log.e(LOG_FILE_NAME, "error unpacking components", fnfe); Looper.prepare(); showErrorDialog(getString(R.string.error_loading_file)); Looper.loop(); return; } catch (IOException ie) { Log.e(LOG_FILE_NAME, "error unpacking components", ie); String msg = ie.getMessage(); Looper.prepare(); if (msg != null && msg.equalsIgnoreCase("No space left on device")) showErrorDialog(getString(R.string.no_space_to_start_error)); else showErrorDialog(getString(R.string.error_loading_file)); Looper.loop(); return; } // and then fire us up try { String env = i.getStringExtra("env0"); GeckoAppShell.runGecko(getApplication().getPackageResourcePath(), i.getStringExtra("args"), i.getDataString()); } catch (Exception e) { Log.e(LOG_FILE_NAME, "top level exception", e); StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); e.printStackTrace(pw); pw.flush(); GeckoAppShell.reportJavaCrash(sw.toString()); } } }.start(); return true; } /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { mAppContext = this; mMainHandler = new Handler(); if (!sTryCatchAttached) { sTryCatchAttached = true; mMainHandler.post(new Runnable() { public void run() { try { Looper.loop(); } catch (Exception e) { Log.e(LOG_FILE_NAME, "top level exception", e); StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); e.printStackTrace(pw); pw.flush(); GeckoAppShell.reportJavaCrash(sw.toString()); } // resetting this is kinda pointless, but oh well sTryCatchAttached = false; } }); } SharedPreferences settings = getPreferences(Activity.MODE_PRIVATE); String localeCode = settings.getString(getPackageName() + ".locale", ""); if (localeCode != null && localeCode.length() > 0) GeckoAppShell.setSelectedLocale(localeCode); Log.i(LOG_FILE_NAME, "create"); super.onCreate(savedInstanceState); if (sGREDir == null) sGREDir = new File(this.getApplicationInfo().dataDir); getWindow().setFlags(mFullscreen ? WindowManager.LayoutParams.FLAG_FULLSCREEN : 0, WindowManager.LayoutParams.FLAG_FULLSCREEN); if (cameraView == null) { cameraView = new SurfaceView(this); cameraView.getHolder().setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS); } if (surfaceView == null) surfaceView = new GeckoSurfaceView(this); else mainLayout.removeAllViews(); mainLayout = new AbsoluteLayout(this); mainLayout.addView(surfaceView, new AbsoluteLayout.LayoutParams(AbsoluteLayout.LayoutParams.MATCH_PARENT, // level 8 AbsoluteLayout.LayoutParams.MATCH_PARENT, 0, 0)); setContentView(mainLayout, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT)); mConnectivityFilter = new IntentFilter(); mConnectivityFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); mConnectivityReceiver = new GeckoConnectivityReceiver(); IntentFilter batteryFilter = new IntentFilter(); batteryFilter.addAction(Intent.ACTION_BATTERY_CHANGED); mBatteryReceiver = new GeckoBatteryManager(); registerReceiver(mBatteryReceiver, batteryFilter); if (SmsManager.getInstance() != null) { SmsManager.getInstance().start(); } GeckoNetworkManager.getInstance().init(); if (!checkAndSetLaunchState(LaunchState.PreLaunch, LaunchState.Launching)) return; checkAndLaunchUpdate(); mLibLoadThread = new Thread(new Runnable() { public void run() { // At some point while loading the gecko libs our default locale gets set // so just save it to locale here and reset it as default after the join Locale locale = Locale.getDefault(); GeckoAppShell.loadGeckoLibs( getApplication().getPackageResourcePath()); Locale.setDefault(locale); Resources res = getBaseContext().getResources(); Configuration config = res.getConfiguration(); config.locale = locale; res.updateConfiguration(config, res.getDisplayMetrics()); }}); mLibLoadThread.start(); } public void enableCameraView() { // Some phones (eg. nexus S) need at least a 8x16 preview size mainLayout.addView(cameraView, new AbsoluteLayout.LayoutParams(8, 16, 0, 0)); } public void disableCameraView() { mainLayout.removeView(cameraView); } @Override protected void onNewIntent(Intent intent) { if (checkLaunchState(LaunchState.GeckoExiting)) { // We're exiting and shouldn't try to do anything else just incase // we're hung for some reason we'll force the process to exit System.exit(0); return; } final String action = intent.getAction(); if (ACTION_DEBUG.equals(action) && checkAndSetLaunchState(LaunchState.Launching, LaunchState.WaitForDebugger)) { mMainHandler.postDelayed(new Runnable() { public void run() { Log.i(LOG_FILE_NAME, "Launching from debug intent after 5s wait"); setLaunchState(LaunchState.Launching); launch(null); } }, 1000 * 5 /* 5 seconds */); Log.i(LOG_FILE_NAME, "Intent : ACTION_DEBUG - waiting 5s before launching"); return; } if (checkLaunchState(LaunchState.WaitForDebugger) || launch(intent)) return; if (Intent.ACTION_MAIN.equals(action)) { Log.i(LOG_FILE_NAME, "Intent : ACTION_MAIN"); GeckoAppShell.sendEventToGecko(new GeckoEvent("")); } else if (Intent.ACTION_VIEW.equals(action)) { String uri = intent.getDataString(); GeckoAppShell.sendEventToGecko(new GeckoEvent(uri)); Log.i(LOG_FILE_NAME,"onNewIntent: "+uri); } else if (ACTION_WEBAPP.equals(action)) { String uri = intent.getStringExtra("args"); GeckoAppShell.sendEventToGecko(new GeckoEvent(uri)); Log.i(LOG_FILE_NAME,"Intent : WEBAPP - " + uri); } else if (ACTION_BOOKMARK.equals(action)) { String args = intent.getStringExtra("args"); GeckoAppShell.sendEventToGecko(new GeckoEvent(args)); Log.i(LOG_FILE_NAME,"Intent : BOOKMARK - " + args); } } @Override public void onPause() { Log.i(LOG_FILE_NAME, "pause"); GeckoAppShell.sendEventToGecko(new GeckoEvent(GeckoEvent.ACTIVITY_PAUSING)); // The user is navigating away from this activity, but nothing // has come to the foreground yet; for Gecko, we may want to // stop repainting, for example. // Whatever we do here should be fast, because we're blocking // the next activity from showing up until we finish. // onPause will be followed by either onResume or onStop. super.onPause(); unregisterReceiver(mConnectivityReceiver); GeckoNetworkManager.getInstance().stop(); GeckoScreenOrientationListener.getInstance().stop(); } @Override public void onResume() { Log.i(LOG_FILE_NAME, "resume"); if (checkLaunchState(LaunchState.GeckoRunning)) GeckoAppShell.onResume(); // After an onPause, the activity is back in the foreground. // Undo whatever we did in onPause. super.onResume(); // Just in case. Normally we start in onNewIntent if (checkLaunchState(LaunchState.PreLaunch) || checkLaunchState(LaunchState.Launching)) onNewIntent(getIntent()); registerReceiver(mConnectivityReceiver, mConnectivityFilter); GeckoNetworkManager.getInstance().start(); GeckoScreenOrientationListener.getInstance().start(); } @Override public void onStop() { Log.i(LOG_FILE_NAME, "stop"); // We're about to be stopped, potentially in preparation for // being destroyed. We're killable after this point -- as I // understand it, in extreme cases the process can be terminated // without going through onDestroy. // // We might also get an onRestart after this; not sure what // that would mean for Gecko if we were to kill it here. // Instead, what we should do here is save prefs, session, // etc., and generally mark the profile as 'clean', and then // dirty it again if we get an onResume. GeckoAppShell.sendEventToGecko(new GeckoEvent(GeckoEvent.ACTIVITY_STOPPING)); super.onStop(); GeckoAppShell.putChildInBackground(); } @Override public void onRestart() { Log.i(LOG_FILE_NAME, "restart"); GeckoAppShell.putChildInForeground(); super.onRestart(); } @Override public void onStart() { Log.i(LOG_FILE_NAME, "start"); GeckoAppShell.sendEventToGecko(new GeckoEvent(GeckoEvent.ACTIVITY_START)); super.onStart(); } @Override public void onDestroy() { Log.i(LOG_FILE_NAME, "destroy"); // Tell Gecko to shutting down; we'll end up calling System.exit() // in onXreExit. if (isFinishing()) GeckoAppShell.sendEventToGecko(new GeckoEvent(GeckoEvent.ACTIVITY_SHUTDOWN)); if (SmsManager.getInstance() != null) { SmsManager.getInstance().stop(); if (isFinishing()) SmsManager.getInstance().shutdown(); } GeckoNetworkManager.getInstance().stop(); GeckoScreenOrientationListener.getInstance().stop(); super.onDestroy(); unregisterReceiver(mBatteryReceiver); } @Override public void onConfigurationChanged(android.content.res.Configuration newConfig) { Log.i(LOG_FILE_NAME, "configuration changed"); // nothing, just ignore super.onConfigurationChanged(newConfig); } @Override public void onLowMemory() { Log.e(LOG_FILE_NAME, "low memory"); if (checkLaunchState(LaunchState.GeckoRunning)) GeckoAppShell.onLowMemory(); super.onLowMemory(); } abstract public String getPackageName(); abstract public String getContentProcessName(); protected void unpackComponents() throws IOException, FileNotFoundException { File applicationPackage = new File(getApplication().getPackageResourcePath()); File componentsDir = new File(sGREDir, "components"); if (componentsDir.lastModified() == applicationPackage.lastModified()) return; componentsDir.mkdir(); componentsDir.setLastModified(applicationPackage.lastModified()); GeckoAppShell.killAnyZombies(); ZipFile zip = new ZipFile(applicationPackage); byte[] buf = new byte[32768]; try { if (unpackFile(zip, buf, null, "removed-files")) removeFiles(); } catch (Exception ex) { // This file may not be there, so just log any errors and move on Log.w(LOG_FILE_NAME, "error removing files", ex); } // copy any .xpi file into an extensions/ directory Enumeration zipEntries = zip.entries(); while (zipEntries.hasMoreElements()) { ZipEntry entry = zipEntries.nextElement(); if (entry.getName().startsWith("extensions/") && entry.getName().endsWith(".xpi")) { Log.i("GeckoAppJava", "installing extension : " + entry.getName()); unpackFile(zip, buf, entry, entry.getName()); } } } void removeFiles() throws IOException { BufferedReader reader = new BufferedReader( new FileReader(new File(sGREDir, "removed-files"))); try { for (String removedFileName = reader.readLine(); removedFileName != null; removedFileName = reader.readLine()) { File removedFile = new File(sGREDir, removedFileName); if (removedFile.exists()) removedFile.delete(); } } finally { reader.close(); } } private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name) throws IOException, FileNotFoundException { if (fileEntry == null) fileEntry = zip.getEntry(name); if (fileEntry == null) throw new FileNotFoundException("Can't find " + name + " in " + zip.getName()); File outFile = new File(sGREDir, name); if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize()) return false; File dir = outFile.getParentFile(); if (!dir.exists()) dir.mkdirs(); InputStream fileStream; fileStream = zip.getInputStream(fileEntry); OutputStream outStream = new FileOutputStream(outFile); while (fileStream.available() > 0) { int read = fileStream.read(buf, 0, buf.length); outStream.write(buf, 0, read); } fileStream.close(); outStream.close(); outFile.setLastModified(fileEntry.getTime()); return true; } public void addEnvToIntent(Intent intent) { Map envMap = System.getenv(); Set> envSet = envMap.entrySet(); Iterator> envIter = envSet.iterator(); int c = 0; while (envIter.hasNext()) { Map.Entry entry = envIter.next(); intent.putExtra("env" + c, entry.getKey() + "=" + entry.getValue()); c++; } } public void doRestart() { try { String action = "org.mozilla.gecko.restart"; Intent intent = new Intent(action); intent.setClassName(getPackageName(), getPackageName() + ".Restarter"); addEnvToIntent(intent); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_MULTIPLE_TASK); Log.i(LOG_FILE_NAME, intent.toString()); GeckoAppShell.killAnyZombies(); startActivity(intent); } catch (Exception e) { Log.i(LOG_FILE_NAME, "error doing restart", e); } finish(); // Give the restart process time to start before we die GeckoAppShell.waitForAnotherGeckoProc(); } public void handleNotification(String action, String alertName, String alertCookie) { GeckoAppShell.handleNotification(action, alertName, alertCookie); } private void checkAndLaunchUpdate() { Log.i(LOG_FILE_NAME, "Checking for an update"); int statusCode = 8; // UNEXPECTED_ERROR File baseUpdateDir = null; if (Build.VERSION.SDK_INT >= 8) baseUpdateDir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS); else baseUpdateDir = new File(Environment.getExternalStorageDirectory().getPath(), "download"); File updateDir = new File(new File(baseUpdateDir, "updates"),"0"); File updateFile = new File(updateDir, "update.apk"); File statusFile = new File(updateDir, "update.status"); if (!statusFile.exists() || !readUpdateStatus(statusFile).equals("pending")) return; if (!updateFile.exists()) return; Log.i(LOG_FILE_NAME, "Update is available!"); // Launch APK File updateFileToRun = new File(updateDir, getPackageName() + "-update.apk"); try { if (updateFile.renameTo(updateFileToRun)) { String amCmd = "/system/bin/am start -a android.intent.action.VIEW " + "-n com.android.packageinstaller/.PackageInstallerActivity -d file://" + updateFileToRun.getPath(); Log.i(LOG_FILE_NAME, amCmd); Runtime.getRuntime().exec(amCmd); statusCode = 0; // OK } else { Log.i(LOG_FILE_NAME, "Cannot rename the update file!"); statusCode = 7; // WRITE_ERROR } } catch (Exception e) { Log.i(LOG_FILE_NAME, "error launching installer to update", e); } // Update the status file String status = statusCode == 0 ? "succeeded\n" : "failed: "+ statusCode + "\n"; OutputStream outStream; try { byte[] buf = status.getBytes("UTF-8"); outStream = new FileOutputStream(statusFile); outStream.write(buf, 0, buf.length); outStream.close(); } catch (Exception e) { Log.i(LOG_FILE_NAME, "error writing status file", e); } if (statusCode == 0) System.exit(0); } private String readUpdateStatus(File statusFile) { String status = ""; try { BufferedReader reader = new BufferedReader(new FileReader(statusFile)); status = reader.readLine(); reader.close(); } catch (Exception e) { Log.i(LOG_FILE_NAME, "error reading update status", e); } return status; } static final int FILE_PICKER_REQUEST = 1; private SynchronousQueue mFilePickerResult = new SynchronousQueue(); public String showFilePicker(String aMimeType) { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); intent.setType(aMimeType); GeckoApp.this. startActivityForResult( Intent.createChooser(intent, getString(R.string.choose_file)), FILE_PICKER_REQUEST); String filePickerResult = ""; try { while (null == (filePickerResult = mFilePickerResult.poll(1, TimeUnit.MILLISECONDS))) { Log.i("GeckoApp", "processing events from showFilePicker "); GeckoAppShell.processNextNativeEvent(); } } catch (InterruptedException e) { Log.i(LOG_FILE_NAME, "showing file picker ", e); } return filePickerResult; } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { String filePickerResult = ""; if (data != null && resultCode == RESULT_OK) { try { ContentResolver cr = getContentResolver(); Uri uri = data.getData(); Cursor cursor = GeckoApp.mAppContext.getContentResolver().query( uri, new String[] { OpenableColumns.DISPLAY_NAME }, null, null, null); String name = null; if (cursor != null) { try { if (cursor.moveToNext()) { name = cursor.getString(0); } } finally { cursor.close(); } } String fileName = "tmp_"; String fileExt = null; int period; if (name == null || (period = name.lastIndexOf('.')) == -1) { String mimeType = cr.getType(uri); fileExt = "." + GeckoAppShell.getExtensionFromMimeType(mimeType); } else { fileExt = name.substring(period); fileName = name.substring(0, period); } File file = File.createTempFile(fileName, fileExt, sGREDir); FileOutputStream fos = new FileOutputStream(file); InputStream is = cr.openInputStream(uri); byte[] buf = new byte[4096]; int len = is.read(buf); while (len != -1) { fos.write(buf, 0, len); len = is.read(buf); } fos.close(); filePickerResult = file.getAbsolutePath(); }catch (Exception e) { Log.e(LOG_FILE_NAME, "showing file picker", e); } } try { mFilePickerResult.put(filePickerResult); } catch (InterruptedException e) { Log.i(LOG_FILE_NAME, "error returning file picker result", e); } } }