Package org.ametys.web.tags.observers

Class TagAutopostingSiteParameterObserverPart1

java.lang.Object

org.apache.avalon.framework.logger.AbstractLogEnabled

org.ametys.web.tags.observers.TagAutopostingSiteParameterObserverPart1

All Implemented Interfaces:

Observer, Contextualizable, LogEnabled

public class TagAutopostingSiteParameterObserverPart1
extends AbstractLogEnabled
implements Observer, Contextualizable

Memorizes previous value of the autoposting site parameter to be able to compare it later.

Field Summary

Fields

Modifier and Type	Field	Description
protected Context	_context	The avalon context
static String	SITE_TAGS_AUTOPOSTING_REQUEST_ATTR	Site autoposting request attribute name

Fields inherited from interface org.ametys.core.observation.Observer

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor	Description
TagAutopostingSiteParameterObserverPart1()

Method Summary

Modifier and Type	Method	Description
void	contextualize(Context context)
int	getPriority(Event event)	Retrieves the priority to observe this event. This can be used to process a supported event before others observers.
void	observe(Event event, Map<String,Object> transientVars)	Observes an event.
boolean	supports(Event event)	Checks if the event is supported.

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Field Detail

SITE_TAGS_AUTOPOSTING_REQUEST_ATTR

public static final String SITE_TAGS_AUTOPOSTING_REQUEST_ATTR

Site autoposting request attribute name

See Also:

Constant Field Values

_context

protected Context _context

The avalon context

Constructor Detail

TagAutopostingSiteParameterObserverPart1

public TagAutopostingSiteParameterObserverPart1()

Method Detail

contextualize

public void contextualize(Context context)
                   throws ContextException

Specified by:

contextualize in interface Contextualizable

Throws:

ContextException

supports

public boolean supports(Event event)

Description copied from interface: Observer

Checks if the event is supported. If true, the observe(Event) method will be called.

Specified by:

supports in interface Observer

Parameters:

event - the event.

Returns:

true for observing this event, false otherwise.

getPriority

public int getPriority(Event event)

Description copied from interface: Observer

Retrieves the priority to observe this event.
This can be used to process a supported event before others observers.

Specified by:

getPriority in interface Observer

Parameters:

event - the event.

Returns:

the priority where 0 the max priority and Integer.MAX_VALUE the min priority.

observe

public void observe(Event event,
                    Map<String,Object> transientVars)
             throws Exception

Description copied from interface: Observer

Observes an event.

Specified by:

observe in interface Observer

Parameters:

event - the event.

transientVars - transientVars passed from one Observer to another when processing a single Event. This may allow optimizations between observers.

Throws:

Exception - if an error occurs. All exceptions will be logged but not propagated, as the observation mechanism should never fail.