本文整理汇总了Java中org.apache.hadoop.crypto.key.KeyProviderCryptoExtension.decryptEncryptedKey方法的典型用法代码示例。如果您正苦于以下问题：Java KeyProviderCryptoExtension.decryptEncryptedKey方法的具体用法？Java KeyProviderCryptoExtension.decryptEncryptedKey怎么用？Java KeyProviderCryptoExtension.decryptEncryptedKey使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.crypto.key.KeyProviderCryptoExtension的用法示例。
在下文中一共展示了KeyProviderCryptoExtension.decryptEncryptedKey方法的4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: decryptEncryptedDataEncryptionKey
import org.apache.hadoop.crypto.key.KeyProviderCryptoExtension; //导入方法依赖的package包/类
/**
* Decrypts a EDEK by consulting the KeyProvider.
*/
private KeyVersion decryptEncryptedDataEncryptionKey(FileEncryptionInfo
feInfo) throws IOException {
TraceScope scope = Trace.startSpan("decryptEDEK", traceSampler);
try {
KeyProvider provider = getKeyProvider();
if (provider == null) {
throw new IOException("No KeyProvider is configured, cannot access" +
" an encrypted file");
}
EncryptedKeyVersion ekv = EncryptedKeyVersion.createForDecryption(
feInfo.getKeyName(), feInfo.getEzKeyVersionName(), feInfo.getIV(),
feInfo.getEncryptedDataEncryptionKey());
try {
KeyProviderCryptoExtension cryptoProvider = KeyProviderCryptoExtension
.createKeyProviderCryptoExtension(provider);
return cryptoProvider.decryptEncryptedKey(ekv);
} catch (GeneralSecurityException e) {
throw new IOException(e);
}
} finally {
scope.close();
}
}
示例2: decryptEncryptedDataEncryptionKey
import org.apache.hadoop.crypto.key.KeyProviderCryptoExtension; //导入方法依赖的package包/类
/**
* Decrypts a EDEK by consulting the KeyProvider.
*/
private KeyVersion decryptEncryptedDataEncryptionKey(FileEncryptionInfo
feInfo) throws IOException {
try (TraceScope ignored = tracer.newScope("decryptEDEK")) {
KeyProvider provider = getKeyProvider();
if (provider == null) {
throw new IOException("No KeyProvider is configured, cannot access" +
" an encrypted file");
}
EncryptedKeyVersion ekv = EncryptedKeyVersion.createForDecryption(
feInfo.getKeyName(), feInfo.getEzKeyVersionName(), feInfo.getIV(),
feInfo.getEncryptedDataEncryptionKey());
try {
KeyProviderCryptoExtension cryptoProvider = KeyProviderCryptoExtension
.createKeyProviderCryptoExtension(provider);
return cryptoProvider.decryptEncryptedKey(ekv);
} catch (GeneralSecurityException e) {
throw new IOException(e);
}
}
}
示例3: decryptEncryptedDataEncryptionKey
import org.apache.hadoop.crypto.key.KeyProviderCryptoExtension; //导入方法依赖的package包/类
/**
* Decrypts a EDEK by consulting the KeyProvider.
*/
private KeyVersion decryptEncryptedDataEncryptionKey(FileEncryptionInfo
feInfo) throws IOException {
KeyProvider provider = getKeyProvider();
if (provider == null) {
throw new IOException("No KeyProvider is configured, cannot access" +
" an encrypted file");
}
EncryptedKeyVersion ekv = EncryptedKeyVersion.createForDecryption(
feInfo.getKeyName(), feInfo.getEzKeyVersionName(), feInfo.getIV(),
feInfo.getEncryptedDataEncryptionKey());
try {
KeyProviderCryptoExtension cryptoProvider = KeyProviderCryptoExtension
.createKeyProviderCryptoExtension(provider);
return cryptoProvider.decryptEncryptedKey(ekv);
} catch (GeneralSecurityException e) {
throw new IOException(e);
}
}
示例4: decryptEncryptedDataEncryptionKey
import org.apache.hadoop.crypto.key.KeyProviderCryptoExtension; //导入方法依赖的package包/类
/**
* Decrypts a EDEK by consulting the KeyProvider.
*/
private KeyVersion decryptEncryptedDataEncryptionKey(FileEncryptionInfo
feInfo) throws IOException {
if (provider == null) {
throw new IOException("No KeyProvider is configured, cannot access" +
" an encrypted file");
}
EncryptedKeyVersion ekv = EncryptedKeyVersion.createForDecryption(
feInfo.getKeyName(), feInfo.getEzKeyVersionName(), feInfo.getIV(),
feInfo.getEncryptedDataEncryptionKey());
try {
KeyProviderCryptoExtension cryptoProvider = KeyProviderCryptoExtension
.createKeyProviderCryptoExtension(provider);
return cryptoProvider.decryptEncryptedKey(ekv);
} catch (GeneralSecurityException e) {
throw new IOException(e);
}
}