com.opensymphony.module.sitemesh.mapper
Class RobotDecoratorMapper

java.lang.Object
  com.opensymphony.module.sitemesh.mapper.AbstractDecoratorMapper
      com.opensymphony.module.sitemesh.mapper.RobotDecoratorMapper

All Implemented Interfaces:

DecoratorMapper

public class RobotDecoratorMapper
extends AbstractDecoratorMapper

The RobotDecoratorMapper will use the specified decorator when the requester is identified as a robot (also known as spider, crawler, ferret) of a search engine.

The name of this decorator should be supplied in the decorator property.

Version:

$Revision: 1.3 $

Author:

Mathias Bogaert

See Also:

DecoratorMapper

Field Summary

private static String[]	botAgents All known robot user-agent headers (list can be found here).
private static String[]	botHosts All known robot hosts (list can be found here).
private String	decoratorName

Fields inherited from class com.opensymphony.module.sitemesh.mapper.AbstractDecoratorMapper

config, parent

Constructor Summary

RobotDecoratorMapper()

Method Summary

Decorator	getDecorator(javax.servlet.http.HttpServletRequest request, Page page) Delegate to parent.
void	init(Config config, Properties properties, DecoratorMapper parent) Set parent.
private static boolean	isBot(javax.servlet.http.HttpServletRequest request) Check if the current request came from a robot (also known as spider, crawler, ferret)

Methods inherited from class com.opensymphony.module.sitemesh.mapper.AbstractDecoratorMapper

getNamedDecorator

Methods inherited from class java.lang.Object

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

Field Detail

decoratorName

private String decoratorName

botHosts

private static final String[] botHosts

All known robot hosts (list can be found here).

botAgents

private static final String[] botAgents

All known robot user-agent headers (list can be found here).

NOTE: To avoid bad detection:

• Robots with ID of 2 letters only were removed
• Robot called "webs" were removed
• directhit was changed in direct_hit (its real id)

Constructor Detail

RobotDecoratorMapper

public RobotDecoratorMapper()

Method Detail

init

public void init(Config config,
                 Properties properties,
                 DecoratorMapper parent)
          throws InstantiationException

Description copied from class: AbstractDecoratorMapper

Set parent.

Specified by:

init in interface DecoratorMapper

Overrides:

init in class AbstractDecoratorMapper

Parameters:

config - Config supplied by Servlet or Filter.

properties - Any initialization properties (specific to implementation).

Throws:

InstantiationException - should be thrown if the implementation cannot be initialized properly.

getDecorator

public Decorator getDecorator(javax.servlet.http.HttpServletRequest request,
                              Page page)

Description copied from class: AbstractDecoratorMapper

Delegate to parent.

Specified by:

getDecorator in interface DecoratorMapper

Overrides:

getDecorator in class AbstractDecoratorMapper

isBot

private static boolean isBot(javax.servlet.http.HttpServletRequest request)

Check if the current request came from a robot (also known as spider, crawler, ferret)