How to use

checkV1SigningDoneIfEnabled

method

in

com.android.apksig.DefaultApkSignerEngine

@Override
public void outputDone() {
  checkNotClosed();
  checkV1SigningDoneIfEnabled();
  checkV2SigningDoneIfEnabled();
}

@Override
public OutputApkSigningBlockRequest outputZipSections(
    DataSource zipEntries,
    DataSource zipCentralDirectory,
    DataSource zipEocd)
        throws IOException, InvalidKeyException, SignatureException,
            NoSuchAlgorithmException {
  checkNotClosed();
  checkV1SigningDoneIfEnabled();
  if (!mV2SigningEnabled) {
    return null;
  }
  invalidateV2Signature();
  byte[] apkSigningBlock =
      V2SchemeSigner.generateApkSigningBlock(
          zipEntries, zipCentralDirectory, zipEocd, mV2SignerConfigs);
  mAddV2SignatureRequest = new OutputApkSigningBlockRequestImpl(apkSigningBlock);
  return mAddV2SignatureRequest;
}