本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet类的典型用法代码示例。如果您正苦于以下问题：Java CancelDelegationTokenServlet类的具体用法？Java CancelDelegationTokenServlet怎么用？Java CancelDelegationTokenServlet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。
CancelDelegationTokenServlet类属于org.apache.hadoop.hdfs.server.namenode包，在下文中一共展示了CancelDelegationTokenServlet类的5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: cancelDelegationToken
import org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet; //导入依赖的package包/类
/**
* Cancel a Delegation Token.
* @param nnAddr the NameNode's address
* @param tok the token to cancel
* @throws IOException
*/
static public void cancelDelegationToken(String nnAddr,
Token<DelegationTokenIdentifier> tok
) throws IOException {
StringBuilder buf = new StringBuilder();
buf.append(nnAddr);
buf.append(CancelDelegationTokenServlet.PATH_SPEC);
buf.append("?");
buf.append(CancelDelegationTokenServlet.TOKEN);
buf.append("=");
buf.append(tok.encodeToUrlString());
BufferedReader in = null;
try {
URL url = new URL(buf.toString());
HttpURLConnection connection =
(HttpURLConnection)SecurityUtil.openSecureHttpConnection(url);
if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new IOException("Error cancelling token:" +
connection.getResponseMessage());
}
} catch (IOException ie) {
IOUtils.cleanup(LOG, in);
throw ie;
}
}
示例2: cancelDelegationToken
import org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet; //导入依赖的package包/类
/**
* Cancel a Delegation Token.
* @param nnAddr the NameNode's address
* @param tok the token to cancel
* @throws IOException
*/
static public void cancelDelegationToken(String nnAddr,
Token<DelegationTokenIdentifier> tok
) throws IOException {
StringBuilder buf = new StringBuilder();
buf.append(nnAddr);
buf.append(CancelDelegationTokenServlet.PATH_SPEC);
buf.append("?");
buf.append(CancelDelegationTokenServlet.TOKEN);
buf.append("=");
buf.append(tok.encodeToUrlString());
BufferedReader in = null;
try {
URL url = new URL(buf.toString());
SecurityUtil.fetchServiceTicket(url);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new IOException("Error cancelling token: " +
connection.getResponseMessage());
}
} catch (IOException ie) {
IOUtils.cleanup(LOG, in);
throw ie;
}
}
示例3: cancelDelegationToken
import org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet; //导入依赖的package包/类
/**
* Cancel a Delegation Token.
* @param nnAddr the NameNode's address
* @param tok the token to cancel
* @throws IOException
* @throws AuthenticationException
*/
static public void cancelDelegationToken(URLConnectionFactory factory,
URI nnAddr, Token<DelegationTokenIdentifier> tok) throws IOException,
AuthenticationException {
StringBuilder buf = new StringBuilder(nnAddr.toString())
.append(CancelDelegationTokenServlet.PATH_SPEC).append("?")
.append(CancelDelegationTokenServlet.TOKEN).append("=")
.append(tok.encodeToUrlString());
HttpURLConnection conn = run(factory, new URL(buf.toString()));
conn.disconnect();
}
示例4: cancelDelegationToken
import org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet; //导入依赖的package包/类
/**
* Cancel a Delegation Token.
* @param nnAddr the NameNode's address
* @param tok the token to cancel
* @throws IOException
*/
static public void cancelDelegationToken(String nnAddr,
Token<DelegationTokenIdentifier> tok
) throws IOException {
StringBuilder buf = new StringBuilder();
buf.append(nnAddr);
buf.append(CancelDelegationTokenServlet.PATH_SPEC);
buf.append("?");
buf.append(CancelDelegationTokenServlet.TOKEN);
buf.append("=");
buf.append(tok.encodeToUrlString());
BufferedReader in = null;
HttpURLConnection connection=null;
try {
URL url = new URL(buf.toString());
connection = (HttpURLConnection) SecurityUtil.openSecureHttpConnection(url);
if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new IOException("Error cancelling token: " +
connection.getResponseMessage());
}
} catch (IOException ie) {
LOG.info("error in cancel over HTTP", ie);
IOException e = getExceptionFromResponse(connection);
IOUtils.cleanup(LOG, in);
if(e!=null) {
LOG.info("rethrowing exception from HTTP request: " +
e.getLocalizedMessage());
throw e;
}
throw ie;
}
}
示例5: cancelDelegationToken
import org.apache.hadoop.hdfs.server.namenode.CancelDelegationTokenServlet; //导入依赖的package包/类
/**
* Cancel a Delegation Token.
*
* @param nnAddr
* the NameNode's address
* @param tok
* the token to cancel
* @throws IOException
*/
static public void cancelDelegationToken(String nnAddr,
Token<DelegationTokenIdentifier> tok) throws IOException {
StringBuilder buf = new StringBuilder();
buf.append(nnAddr);
buf.append(CancelDelegationTokenServlet.PATH_SPEC);
buf.append("?");
buf.append(CancelDelegationTokenServlet.TOKEN);
buf.append("=");
buf.append(tok.encodeToUrlString());
BufferedReader in = null;
HttpURLConnection connection = null;
try {
URL url = new URL(buf.toString());
connection =
(HttpURLConnection) SecurityUtil2.openSecureHttpConnection(url);
if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new IOException(
"Error cancelling token: " + connection.getResponseMessage());
}
} catch (IOException ie) {
LOG.info("error in cancel over HTTP", ie);
IOException e = getExceptionFromResponse(connection);
IOUtils.cleanup(LOG, in);
if (e != null) {
LOG.info("rethrowing exception from HTTP request: " +
e.getLocalizedMessage());
throw e;
}
throw ie;
}
}