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 java.lang.Object
implements org.springframework.web.servlet.HandlerInterceptor

HandlerInterceptor to monitor duration of request processing

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.regex.Pattern	CGLIB_PATTERN
private static java.lang.String	COMPLETE
private static java.lang.String	DUPLICATE_HANDLER
private static java.lang.String	ERROR
private static java.lang.String	HANDLING
private static org.slf4j.Logger	LOG
private InApplicationMonitor	monitor
(package private) static java.lang.String	POST_HANDLE_TIME
private static java.lang.String	PREFIX
private static java.lang.String	RENDERING
(package private) static java.lang.String	START_TIME
private static java.lang.String	TIME_ERROR

Constructor Summary

Constructors

Constructor and Description
MonitoringHandlerInterceptor()

Method Summary

Modifier and Type	Method and Description
void	afterCompletion(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.Object handler, java.lang.Exception ex) check, whether POST_HANDLE_TIME is set, and add timer measuremets for post phase and complete request.
private java.lang.Object	getAndRemoveAttribute(javax.servlet.http.HttpServletRequest request, java.lang.String attributeName)
protected java.lang.String	getPrefix(java.lang.Object handler)
void	postHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.Object handler, org.springframework.web.servlet.ModelAndView modelAndView)
boolean	preHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.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.slf4j.Logger LOG

PREFIX

private static final java.lang.String PREFIX

See Also:

Constant Field Values

START_TIME

static final java.lang.String START_TIME

See Also:

Constant Field Values

POST_HANDLE_TIME

static final java.lang.String POST_HANDLE_TIME

See Also:

Constant Field Values

HANDLING

private static final java.lang.String HANDLING

See Also:

Constant Field Values

RENDERING

private static final java.lang.String RENDERING

See Also:

Constant Field Values

COMPLETE

private static final java.lang.String COMPLETE

See Also:

Constant Field Values

ERROR

private static final java.lang.String ERROR

See Also:

Constant Field Values

TIME_ERROR

private static final java.lang.String TIME_ERROR

See Also:

Constant Field Values

DUPLICATE_HANDLER

private static final java.lang.String DUPLICATE_HANDLER

See Also:

Constant Field Values

monitor

private InApplicationMonitor monitor

CGLIB_PATTERN

private static final java.util.regex.Pattern CGLIB_PATTERN

Constructor Detail

MonitoringHandlerInterceptor

public MonitoringHandlerInterceptor()

Method Detail

preHandle

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

Specified by:

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

Throws:

java.lang.Exception

postHandle

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

Specified by:

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

Throws:

java.lang.Exception

afterCompletion

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

java.lang.Exception

getAndRemoveAttribute

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

getPrefix

protected java.lang.String getPrefix(java.lang.Object handler)