本文整理汇总了Java中org.apache.hadoop.security.token.Token.PrivateToken方法的典型用法代码示例。如果您正苦于以下问题：Java Token.PrivateToken方法的具体用法？Java Token.PrivateToken怎么用？Java Token.PrivateToken使用的例子？那么, 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.security.token.Token的用法示例。
在下文中一共展示了Token.PrivateToken方法的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: getCredentials
import org.apache.hadoop.security.token.Token; //导入方法依赖的package包/类
/**
* Obtain the tokens in credentials form associated with this user.
*
* @return Credentials of tokens associated with this user
*/
public Credentials getCredentials() {
synchronized (subject) {
Credentials creds = new Credentials(getCredentialsInternal());
Iterator<Token<?>> iter = creds.getAllTokens().iterator();
while (iter.hasNext()) {
if (iter.next() instanceof Token.PrivateToken) {
iter.remove();
}
}
return creds;
}
}
示例2: cloneDelegationTokenForLogicalUri
import org.apache.hadoop.security.token.Token; //导入方法依赖的package包/类
/**
* Locate a delegation token associated with the given HA cluster URI, and if
* one is found, clone it to also represent the underlying namenode address.
* @param ugi the UGI to modify
* @param haUri the logical URI for the cluster
* @param nnAddrs collection of NNs in the cluster to which the token
* applies
*/
public static void cloneDelegationTokenForLogicalUri(
UserGroupInformation ugi, URI haUri,
Collection<InetSocketAddress> nnAddrs) {
// this cloning logic is only used by hdfs
Text haService = HAUtil.buildTokenServiceForLogicalUri(haUri,
HdfsConstants.HDFS_URI_SCHEME);
Token<DelegationTokenIdentifier> haToken =
tokenSelector.selectToken(haService, ugi.getTokens());
if (haToken != null) {
for (InetSocketAddress singleNNAddr : nnAddrs) {
// this is a minor hack to prevent physical HA tokens from being
// exposed to the user via UGI.getCredentials(), otherwise these
// cloned tokens may be inadvertently propagated to jobs
Token<DelegationTokenIdentifier> specificToken =
new Token.PrivateToken<DelegationTokenIdentifier>(haToken);
SecurityUtil.setTokenService(specificToken, singleNNAddr);
Text alias = new Text(
buildTokenServicePrefixForLogicalUri(HdfsConstants.HDFS_URI_SCHEME)
+ "//" + specificToken.getService());
ugi.addToken(alias, specificToken);
LOG.debug("Mapped HA service delegation token for logical URI " +
haUri + " to namenode " + singleNNAddr);
}
} else {
LOG.debug("No HA service delegation token found for logical URI " +
haUri);
}
}