Class InstrumentedFilter

java.lang.Object

com.codahale.metrics.servlet.AbstractInstrumentedFilter

com.codahale.metrics.servlet.InstrumentedFilter

All Implemented Interfaces:

javax.servlet.Filter

public class InstrumentedFilter
extends AbstractInstrumentedFilter

Implementation of the AbstractInstrumentedFilter which provides a default set of response codes to capture information about.

Use it in your servlet.xml like this:

<filter>
    <filter-name>instrumentedFilter</filter-name>
    <filter-class>com.codahale.metrics.servlet.InstrumentedFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>instrumentedFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BAD_REQUEST
private static final int	CREATED
private static final String	NAME_PREFIX
private static final int	NO_CONTENT
private static final int	NOT_FOUND
private static final int	OK
static final String	REGISTRY_ATTRIBUTE
private static final int	SERVER_ERROR

Constructor Summary

Constructors

Constructor	Description
InstrumentedFilter()	Creates a new instance of the filter.

Method Summary

Modifier and Type	Method	Description
private static Map<Integer,String>	createMeterNamesByStatusCode()

Methods inherited from class AbstractInstrumentedFilter

destroy, doFilter, init

Methods inherited from class Object

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

Field Details

REGISTRY_ATTRIBUTE

public static final String REGISTRY_ATTRIBUTE

NAME_PREFIX

private static final String NAME_PREFIX

See Also:

• Constant Field Values

OK

private static final int OK

See Also:

• Constant Field Values

CREATED

private static final int CREATED

See Also:

• Constant Field Values

NO_CONTENT

private static final int NO_CONTENT

See Also:

• Constant Field Values

BAD_REQUEST

private static final int BAD_REQUEST

See Also:

• Constant Field Values

NOT_FOUND

private static final int NOT_FOUND

See Also:

• Constant Field Values

SERVER_ERROR

private static final int SERVER_ERROR

See Also:

• Constant Field Values

Constructor Details

InstrumentedFilter

public InstrumentedFilter()

Creates a new instance of the filter.

Method Details

createMeterNamesByStatusCode

private static Map<Integer,String> createMeterNamesByStatusCode()