org.apache.hadoop.hbase.monitoring

Class StateDumpServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.apache.hadoop.hbase.monitoring.StateDumpServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

Direct Known Subclasses:

MasterDumpServlet, RSDumpServlet

@InterfaceAudience.Private
public abstract class StateDumpServlet
extends javax.servlet.http.HttpServlet

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static long	DEFAULT_TAIL_KB
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
StateDumpServlet()

Method Summary

Modifier and Type	Method and Description
protected void	dumpExecutors(ExecutorService service, PrintWriter out)
protected void	dumpVersionInfo(PrintWriter out)
protected long	getTailKbParam(javax.servlet.http.HttpServletRequest request)
protected boolean	isShowQueueDump(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_TAIL_KB

static final long DEFAULT_TAIL_KB

See Also:

Constant Field Values

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

StateDumpServlet

public StateDumpServlet()

Method Detail

dumpVersionInfo

protected void dumpVersionInfo(PrintWriter out)

isShowQueueDump

protected boolean isShowQueueDump(org.apache.hadoop.conf.Configuration conf)

getTailKbParam

protected long getTailKbParam(javax.servlet.http.HttpServletRequest request)

dumpExecutors

protected void dumpExecutors(ExecutorService service,
                             PrintWriter out)
                      throws IOException

Throws:

IOException