de.is24.util.monitoring.spring
Class MonitoringHandlerInterceptor

java.lang.Object
  de.is24.util.monitoring.spring.MonitoringHandlerInterceptor

All Implemented Interfaces:

org.springframework.web.servlet.HandlerInterceptor

public class MonitoringHandlerInterceptor
extends Object
implements org.springframework.web.servlet.HandlerInterceptor

HandlerInterceptor to monitor duration of request processing

Field Summary

private static Pattern	CGLIB_PATTERN
private static String	COMPLETE
private static String	ERROR
private static String	HANDLING
private static org.apache.log4j.Logger	LOG
private InApplicationMonitor	monitor
(package private) static String	POST_HANDLE_TIME
private static String	PREFIX
private static String	RENDERING
(package private) static String	START_TIME

Constructor Summary

MonitoringHandlerInterceptor()

Method Summary

void	afterCompletion(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler, Exception ex) check, whether POST_HANDLE_TIME is set, and add timer measuremets for post phase and complete request.
private Object	getAndRemoveAttribute(javax.servlet.http.HttpServletRequest request, String attributeName)
protected String	getPrefix(Object handler)
void	postHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler, org.springframework.web.servlet.ModelAndView modelAndView)
boolean	preHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.apache.log4j.Logger LOG

PREFIX

private static final String PREFIX

See Also:

Constant Field Values

START_TIME

static final String START_TIME

See Also:

Constant Field Values

POST_HANDLE_TIME

static final String POST_HANDLE_TIME

See Also:

Constant Field Values

HANDLING

private static final String HANDLING

See Also:

Constant Field Values

RENDERING

private static final String RENDERING

See Also:

Constant Field Values

COMPLETE

private static final String COMPLETE

See Also:

Constant Field Values

ERROR

private static final String ERROR

See Also:

Constant Field Values

monitor

private InApplicationMonitor monitor

CGLIB_PATTERN

private static final Pattern CGLIB_PATTERN

Constructor Detail

MonitoringHandlerInterceptor

public MonitoringHandlerInterceptor()

Method Detail

preHandle

public boolean preHandle(javax.servlet.http.HttpServletRequest request,
                         javax.servlet.http.HttpServletResponse response,
                         Object handler)
                  throws Exception

Specified by:

preHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

postHandle

public void postHandle(javax.servlet.http.HttpServletRequest request,
                       javax.servlet.http.HttpServletResponse response,
                       Object handler,
                       org.springframework.web.servlet.ModelAndView modelAndView)
                throws Exception

Specified by:

postHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

afterCompletion

public void afterCompletion(javax.servlet.http.HttpServletRequest request,
                            javax.servlet.http.HttpServletResponse response,
                            Object handler,
                            Exception ex)
                     throws Exception

check, whether POST_HANDLE_TIME is set, and add timer measuremets for post phase and complete request.

Specified by:

afterCompletion in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

getAndRemoveAttribute

private Object getAndRemoveAttribute(javax.servlet.http.HttpServletRequest request,
                                     String attributeName)

getPrefix

protected String getPrefix(Object handler)