本文整理汇总了Java中org.spongycastle.cms.CMSEnvelopedDataGenerator类的典型用法代码示例。如果您正苦于以下问题：Java CMSEnvelopedDataGenerator类的具体用法？Java CMSEnvelopedDataGenerator怎么用？Java CMSEnvelopedDataGenerator使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
CMSEnvelopedDataGenerator类属于org.spongycastle.cms包，在下文中一共展示了CMSEnvelopedDataGenerator类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getEncryptedInputStream
import org.spongycastle.cms.CMSEnvelopedDataGenerator; //导入依赖的package包/类
@NonNull
private InputStream getEncryptedInputStream(Context context, File tempFile, ResourcePathManager.Resource publicKey)
{
// Creating a CMS encrypted input stream that only recipients can decrypt
CMSEnvelopedDataGenerator gen = new CMSEnvelopedDataGenerator();
// Load bridge public key certificate from R.raw and add to recipients list
try
{
CertificateFactory factory = new CertificateFactory();
InputStream keyInputStream = publicKey.open(context);
X509Certificate cert = (X509Certificate) factory.engineGenerateCertificate(
keyInputStream);
JceKeyTransRecipientInfoGenerator recipientInfoGenerator = new JceKeyTransRecipientInfoGenerator(
cert).setProvider("SC");
gen.addRecipientInfoGenerator(recipientInfoGenerator);
// Generate encrypted input stream in AES-256-CBC format, output is DER, not S/MIME or PEM
CMSProcessableFile content = new CMSProcessableFile(tempFile);
OutputEncryptor encryptor = new JceCMSContentEncryptorBuilder(CMSAlgorithm.AES256_CBC).setProvider(
"SC").build();
CMSEnvelopedData envelopedData = gen.generate(content, encryptor);
return new BufferedInputStream(new ByteArrayInputStream(envelopedData.getEncoded()));
}
catch(CertificateException | IOException | CMSException e)
{
throw new RuntimeException("Error encrypting with CMS", e);
}
}
示例2: getEncryptedInputStream
import org.spongycastle.cms.CMSEnvelopedDataGenerator; //导入依赖的package包/类
@NonNull
private InputStream getEncryptedInputStream(Context context, File tempFile, ResourcePathManager.Resource publicKey)
{
// Creating a CMS encrypted input stream that only recipients can decrypt
CMSEnvelopedDataGenerator gen = new CMSEnvelopedDataGenerator();
// Load bridge public key certificate from R.raw and add to recipients list
try
{
CertificateFactory factory = new CertificateFactory();
InputStream keyInputStream = publicKey.open(context);
X509Certificate cert = (X509Certificate) factory.engineGenerateCertificate(
keyInputStream);
JceKeyTransRecipientInfoGenerator recipientInfoGenerator = new JceKeyTransRecipientInfoGenerator(
cert).setProvider("SC");
gen.addRecipientInfoGenerator(recipientInfoGenerator);
// Generate encrypted input stream in AES-256-CBC format, output is DER, not S/MIME or PEM
CMSProcessableFile content = new CMSProcessableFile(tempFile);
OutputEncryptor encryptor = new JceCMSContentEncryptorBuilder(CMSAlgorithm.AES256_CBC).setProvider(
"SC").build();
CMSEnvelopedData envelopedData = gen.generate(content, encryptor);
return new BufferedInputStream(new ByteArrayInputStream(envelopedData.getEncoded()));
}
catch(CertificateException | IOException | CMSException e)
{
throw new RuntimeException("Error encrypting with CMS", e);
}
}