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472974 Improved StatisticsHandler 503 generation

This commit is contained in:
Greg Wilkins 2015-07-30 11:24:13 +10:00
parent 3909f45893
commit 4a727a7f08
2 changed files with 13 additions and 2 deletions
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3
jetty-server/src/main/java/org/eclipse/jetty/server/handler/ContextHandler.java
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@ -707,7 +707,8 @@ public class ContextHandler extends ScopedHandler implements Attributes, Gracefu
if (_contextPath == null)
throw new IllegalStateException("Null contextPath");
_logger = Log.getLogger(getDisplayName() == null?getContextPath():getDisplayName());
if (_logger!=null)
_logger = Log.getLogger(getDisplayName() == null?getContextPath():getDisplayName());
ClassLoader old_classloader = null;
Thread current_thread = null;
Context old_context = null;

12
jetty-server/src/main/java/org/eclipse/jetty/server/handler/StatisticsHandler.java
View File

@ -21,6 +21,7 @@ package org.eclipse.jetty.server.handler;
import java.io.IOException;
import java.util.concurrent.Future;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.atomic.AtomicReference;
@ -30,7 +31,6 @@ import javax.servlet.AsyncListener;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.sql.rowset.BaseRowSet;
import org.eclipse.jetty.http.HttpStatus;
import org.eclipse.jetty.server.AsyncContextEvent;
@ -43,12 +43,15 @@ import org.eclipse.jetty.util.annotation.ManagedAttribute;
import org.eclipse.jetty.util.annotation.ManagedObject;
import org.eclipse.jetty.util.annotation.ManagedOperation;
import org.eclipse.jetty.util.component.Graceful;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.statistic.CounterStatistic;
import org.eclipse.jetty.util.statistic.SampleStatistic;
@ManagedObject("Request Statistics Gathering")
public class StatisticsHandler extends HandlerWrapper implements Graceful
{
private static final Logger LOG = Log.getLogger(StatisticsHandler.class);
private final AtomicLong _statsStartedAt = new AtomicLong();
private final CounterStatistic _requestStats = new CounterStatistic();
@ -69,6 +72,8 @@ public class StatisticsHandler extends HandlerWrapper implements Graceful
private final AtomicReference<FutureCallback> _shutdown=new AtomicReference<>();
private final AtomicBoolean _wrapWarning = new AtomicBoolean();
private final AsyncListener _onCompletion = new AsyncListener()
{
@Override
@ -162,6 +167,11 @@ public class StatisticsHandler extends HandlerWrapper implements Graceful
Handler handler = getHandler();
if (handler!=null && _shutdown.get()==null && isStarted())
handler.handle(path, baseRequest, request, response);
else if (baseRequest.isHandled())
{
if (_wrapWarning.compareAndSet(false,true))
LOG.warn("Bad statistics configuration. Latencies will be incorrect in {}",this);
}
else
{
baseRequest.setHandled(true);