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public static String encryptByteArray(byte[] clearData,
PGPPublicKey encKey, boolean withIntegrityCheck, boolean armor)
throws IOException, PGPException, NoSuchProviderException {
ByteArrayOutputStream encOut = new ByteArrayOutputStream();
OutputStream out = encOut;
if (armor) {
out = new ArmoredOutputStream(out);
}
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(
PGPCompressedDataGenerator.ZIP);
OutputStream cos = comData.open(bOut); // open it with the final
PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator();
OutputStream pOut = lData.open(cos, PGPLiteralData.BINARY,
PGPLiteralData.CONSOLE, clearData.length,
new Date() // current time
);
pOut.write(clearData);
lData.close();
comData.close();
PGPEncryptedDataGenerator cPk = new PGPEncryptedDataGenerator(
PGPEncryptedData.CAST5, withIntegrityCheck, new SecureRandom(),
"BC");
cPk.addMethod(encKey);
byte[] bytes = bOut.toByteArray();
OutputStream cOut = cPk.open(out, bytes.length);
cOut.write(bytes);
cOut.close();
out.close();
return encOut.toString();
}
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