org.opencms.scheduler.jobs
Class CmsCreateImageSizeJob

java.lang.Object
  extended by org.opencms.scheduler.jobs.CmsCreateImageSizeJob
All Implemented Interfaces:
I_CmsScheduledJob

public class CmsCreateImageSizeJob
extends java.lang.Object
implements I_CmsScheduledJob

A schedulable OpenCms job to calculate image size information.

Image size information is stored in the CmsPropertyDefinition.PROPERTY_IMAGE_SIZE property of an image file must have the format "h:x,w:y" with x and y being positive Integer values.

Job parameters:

downscale=true|false
Controls if images are automatically downscaled according to the configured image downscale settings, by default this is false.

Since:
6.0.2
Version:
$Revision: 1.9 $
Author:
Michael Emmerich, Alexander Kandzior

Field Summary
static java.lang.String PARAM_DOWNSCALE
          This job parameter controls if images are automatically downscaled according to the configured image downscale settings, by default this is false.
 
Constructor Summary
CmsCreateImageSizeJob()
           
 
Method Summary
 java.lang.String launch(CmsObject cms, java.util.Map parameters)
          This method will be called when this scheduled job is executed.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

PARAM_DOWNSCALE

public static final java.lang.String PARAM_DOWNSCALE
This job parameter controls if images are automatically downscaled according to the configured image downscale settings, by default this is false. Possible values are true or false (default). If this is set to true, then all images are checked against the configured image downscale settings (see CmsImageLoader.CONFIGURATION_DOWNSCALE). If the image is too large, it is automatically downscaled.

See Also:
Constant Field Values
Constructor Detail

CmsCreateImageSizeJob

public CmsCreateImageSizeJob()
Method Detail

launch

public java.lang.String launch(CmsObject cms,
                               java.util.Map parameters)
                        throws java.lang.Exception
Description copied from interface: I_CmsScheduledJob
This method will be called when this scheduled job is executed.

Depending on the configuration of this job, a new instance of the configured class will be instantiated every time the job is launched, or a new instance will be generated only the first time the job is launched, and re-used afterwards.

The result String will be written to the OpenCms logfile in the org.opencms.scheduler.CmsScheduleManager channel, on INFO log level.

Specified by:
launch in interface I_CmsScheduledJob
Parameters:
cms - will be initialized with the configured users cms context
parameters - the configured parameters
Returns:
a String that will be written to the OpenCms logfile
Throws:
java.lang.Exception - if something goes wrong
See Also:
I_CmsScheduledJob.launch(CmsObject, Map)