How to use

assertPreparedAndNotSealed

method

in

com.lody.virtual.server.pm.installer.PackageInstallerSession

@Override
public String[] getNames() throws RemoteException {
  assertPreparedAndNotSealed("getNames");
  try {
    return resolveStageDir().list();
  } catch (IOException e) {
    throw new IllegalStateException(e);
  }
}

private ParcelFileDescriptor openReadInternal(String name) throws IOException {
  assertPreparedAndNotSealed("openRead");
  try {
    if (!FileUtils.isValidExtFilename(name)) {
      throw new IllegalArgumentException("Invalid name: " + name);
    }
    final File target = new File(resolveStageDir(), name);
    final FileDescriptor targetFd = Os.open(target.getAbsolutePath(), O_RDONLY, 0);
    return ParcelFileDescriptor.dup(targetFd);
  } catch (ErrnoException e) {
    throw new IOException(e);
  }
}

assertPreparedAndNotSealed("openWrite");

@Override
public String[] getNames() throws RemoteException {
  assertPreparedAndNotSealed("getNames");
  try {
    return resolveStageDir().list();
  } catch (IOException e) {
    throw new IllegalStateException(e);
  }
}

@Override
public String[] getNames() throws RemoteException {
  assertPreparedAndNotSealed("getNames");
  try {
    return resolveStageDir().list();
  } catch (IOException e) {
    throw new IllegalStateException(e);
  }
}

private ParcelFileDescriptor openReadInternal(String name) throws IOException {
  assertPreparedAndNotSealed("openRead");
  try {
    if (!FileUtils.isValidExtFilename(name)) {
      throw new IllegalArgumentException("Invalid name: " + name);
    }
    final File target = new File(resolveStageDir(), name);
    final FileDescriptor targetFd = Os.open(target.getAbsolutePath(), O_RDONLY, 0);
    return ParcelFileDescriptor.dup(targetFd);
  } catch (ErrnoException e) {
    throw new IOException(e);
  }
}

private ParcelFileDescriptor openReadInternal(String name) throws IOException {
  assertPreparedAndNotSealed("openRead");
  try {
    if (!FileUtils.isValidExtFilename(name)) {
      throw new IllegalArgumentException("Invalid name: " + name);
    }
    final File target = new File(resolveStageDir(), name);
    final FileDescriptor targetFd = Os.open(target.getAbsolutePath(), O_RDONLY, 0);
    return ParcelFileDescriptor.dup(targetFd);
  } catch (ErrnoException e) {
    throw new IOException(e);
  }
}

assertPreparedAndNotSealed("openWrite");

assertPreparedAndNotSealed("openWrite");