org.hawkular.component.pinger

Class Traits

java.lang.Object

org.hawkular.component.pinger.Traits

public class Traits
extends Object

A collection of traits retrieved from response headers. The headers that are considered to be interesting are listed in Traits.TraitHeader enum. Trait is an interesting piece of information about a monitored site, such as the name of the web server implementation that is serving the site, the technology used in the serving application, etc.

Author:

Peter Palaga

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Traits.TraitHeader The enumeration of HTTP response headers that are considered to bear interesting information about a monitored site.

Method Summary

Modifier and Type	Method and Description
static Traits	collect(org.apache.http.HttpResponse httpResponse, long timestamp, InetAddress remoteAddress) Collects the traits from the given HttpResponse.
static Traits	empty(long timestamp) Returns a new empty Traits.
boolean	equals(Object obj)
String	getPoweredBy()
InetAddress	getRemoteAddress()
long	getTimestamp()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

collect

public static Traits collect(org.apache.http.HttpResponse httpResponse,
                             long timestamp,
                             InetAddress remoteAddress)

Collects the traits from the given HttpResponse.

Header keys tha occur multiple times, are concantenated into a single comma-separated string in alphabetical order.

Parameters:

httpResponse - the HTTP reponse to collect traits from

timestamp - the UNIX timestamp when the response was received

Returns:

a new Traits

empty

public static Traits empty(long timestamp)

Returns a new empty Traits.

Parameters:

timestamp - the UNIX timestamp when the response was received

Returns:

a new Traits with the given timestamp and no #items

getPoweredBy

public String getPoweredBy()

Returns:

a comma separated list of "powered by" items

getRemoteAddress

public InetAddress getRemoteAddress()

Returns:

the remote IP address that replied to the ping, can be null

getTimestamp

public long getTimestamp()

Returns:

the UNIX timestamp when these Traits were collected

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

See Also:

Object.equals(java.lang.Object)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

See Also:

Object.hashCode()

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()