Package 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, RESTDumpServlet, RSDumpServlet

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

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static final long	DEFAULT_TAIL_KB
protected static final String	REDACTED
protected static final String	REDACTED_TEXT
private static final long	serialVersionUID

Constructor Summary

Constructors

Constructor	Description
StateDumpServlet()

Method Summary

Modifier and Type	Method	Description
protected void	dumpExecutors(ExecutorService service, PrintWriter out)
protected void	dumpVersionInfo(PrintWriter out)
protected org.apache.hadoop.conf.Configuration	getRedactedConfiguration(org.apache.hadoop.conf.Configuration conf)
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 Details

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

REDACTED

protected static final String REDACTED

See Also:

• Constant Field Values

REDACTED_TEXT

protected static final String REDACTED_TEXT

See Also:

• Constant Field Values

Constructor Details

StateDumpServlet

public StateDumpServlet()

Method Details

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

getRedactedConfiguration

protected org.apache.hadoop.conf.Configuration getRedactedConfiguration(org.apache.hadoop.conf.Configuration conf)