Examples with PackageInfo android.content.pm.PackageInfo used on opensource projects

Example 26 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class ActivityThread method handleCreateBackupAgent.

// Instantiate a BackupAgent and tell it that it's alive
private void handleCreateBackupAgent(CreateBackupAgentData data) {
    if (DEBUG_BACKUP)
        Slog.v(TAG, "handleCreateBackupAgent: " + data);
    // Sanity check the requested target package's uid against ours
    try {
        PackageInfo requestedPackage = getPackageManager().getPackageInfo(data.appInfo.packageName, 0, UserHandle.myUserId());
        if (requestedPackage.applicationInfo.uid != Process.myUid()) {
            Slog.w(TAG, "Asked to instantiate non-matching package " + data.appInfo.packageName);
            return;
        }
    } catch (RemoteException e) {
        Slog.e(TAG, "Can't reach package manager", e);
        return;
    }
    // no longer idle; we have backup work to do
    unscheduleGcIdler();
    // instantiate the BackupAgent class named in the manifest
    LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo, data.compatInfo);
    String packageName = packageInfo.mPackageName;
    if (packageName == null) {
        Slog.d(TAG, "Asked to create backup agent for nonexistent package");
        return;
    }
    if (mBackupAgents.get(packageName) != null) {
        Slog.d(TAG, "BackupAgent " + "  for " + packageName + " already exists");
        return;
    }
    BackupAgent agent = null;
    String classname = data.appInfo.backupAgentName;
    // full backup operation but no app-supplied agent?  use the default implementation
    if (classname == null && (data.backupMode == IApplicationThread.BACKUP_MODE_FULL || data.backupMode == IApplicationThread.BACKUP_MODE_RESTORE_FULL)) {
        classname = "android.app.backup.FullBackupAgent";
    }
    try {
        IBinder binder = null;
        try {
            if (DEBUG_BACKUP)
                Slog.v(TAG, "Initializing agent class " + classname);
            java.lang.ClassLoader cl = packageInfo.getClassLoader();
            agent = (BackupAgent) cl.loadClass(classname).newInstance();
            // set up the agent's context
            ContextImpl context = new ContextImpl();
            context.init(packageInfo, null, this);
            context.setOuterContext(agent);
            agent.attach(context);
            agent.onCreate();
            binder = agent.onBind();
            mBackupAgents.put(packageName, agent);
        } catch (Exception e) {
            // If this is during restore, fail silently; otherwise go
            // ahead and let the user see the crash.
            Slog.e(TAG, "Agent threw during creation: " + e);
            if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE && data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE_FULL) {
                throw e;
            }
        // falling through with 'binder' still null
        }
        // tell the OS that we're live now
        try {
            ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder);
        } catch (RemoteException e) {
        // nothing to do.
        }
    } catch (Exception e) {
        throw new RuntimeException("Unable to create BackupAgent " + classname + ": " + e.toString(), e);
    }
}

Example 27 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class PackageManagerTests method testGetInstalledPackagesAll.

/**
     * Test that getInstalledPackages returns all the data specified in flags.
     */
public void testGetInstalledPackagesAll() throws Exception {
    int flags = PackageManager.GET_ACTIVITIES | PackageManager.GET_GIDS | PackageManager.GET_CONFIGURATIONS | PackageManager.GET_INSTRUMENTATION | PackageManager.GET_PERMISSIONS | PackageManager.GET_PROVIDERS | PackageManager.GET_RECEIVERS | PackageManager.GET_SERVICES | PackageManager.GET_SIGNATURES | PackageManager.GET_UNINSTALLED_PACKAGES;
    List<PackageInfo> packages = getPm().getInstalledPackages(flags);
    assertNotNull("installed packages cannot be null", packages);
    assertTrue("installed packages cannot be empty", packages.size() > 0);
    PackageInfo packageInfo = null;
    // to ensure no null values
    for (PackageInfo pi : packages) {
        if ("com.android.frameworks.coretests.install_complete_package_info".equals(pi.packageName)) {
            packageInfo = pi;
            break;
        }
    }
    assertNotNull("activities should not be null", packageInfo.activities);
    assertNotNull("configPreferences should not be null", packageInfo.configPreferences);
    assertNotNull("instrumentation should not be null", packageInfo.instrumentation);
    assertNotNull("permissions should not be null", packageInfo.permissions);
    assertNotNull("providers should not be null", packageInfo.providers);
    assertNotNull("receivers should not be null", packageInfo.receivers);
    assertNotNull("services should not be null", packageInfo.services);
    assertNotNull("signatures should not be null", packageInfo.signatures);
}

Example 28 with PackageInfo

use of android.content.pm.PackageInfo in project k-9 by k9mail.

the class Accounts method getVersionNumber.

/**
     * Get current version number.
     *
     * @return String version
     */
private String getVersionNumber() {
    String version = "?";
    try {
        PackageInfo pi = getPackageManager().getPackageInfo(getPackageName(), 0);
        version = pi.versionName;
    } catch (PackageManager.NameNotFoundException e) {
    //Log.e(TAG, "Package name not found", e);
    }
    return version;
}

Example 29 with PackageInfo

use of android.content.pm.PackageInfo in project UltimateAndroid by cymcsg.

the class BasicUtils method getVersionName.

/**
     * get the version name which defines in AndroidManifest.xml
     *
     * @param context
     * @return
     */
public static String getVersionName(Context context) {
    String version = "";
    try {
        // get packagemanager
        PackageManager packageManager = context.getPackageManager();
        // getPackageName()--your current package name，0 means get package info
        PackageInfo packInfo = packageManager.getPackageInfo(context.getPackageName(), 0);
        version = packInfo.versionName;
    } catch (Exception e) {
        e.printStackTrace();
        Logs.e(e.getMessage());
    } finally {
        return version;
    }
}

Example 30 with PackageInfo

use of android.content.pm.PackageInfo in project UltimateAndroid by cymcsg.

the class BasicUtils method getVersionCode.

/**
     * get the version code which defines in AndroidManifest.xml
     *
     * @param context
     * @return
     */
public static int getVersionCode(Context context) {
    int version = 0;
    try {
        // get packagemanager
        PackageManager packageManager = context.getPackageManager();
        // getPackageName()--your current package name，0 means get package info
        PackageInfo packInfo = packageManager.getPackageInfo(context.getPackageName(), 0);
        version = packInfo.versionCode;
    } catch (Exception e) {
        e.printStackTrace();
        Logs.e(e.getMessage());
    } finally {
        return version;
    }
}