Package org.silverpeas.core.contribution.content.form.displayers

Class MultipleUserFieldDisplayer

java.lang.Object

org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer<MultipleUserField>

org.silverpeas.core.contribution.content.form.displayers.MultipleUserFieldDisplayer

All Implemented Interfaces:

FieldDisplayer<MultipleUserField>

public class MultipleUserFieldDisplayer
extends AbstractFieldDisplayer<MultipleUserField>

A MultipleUserFieldDisplayer is an object which can display a MultipleUserField in HTML and can retrieve via HTTP any updated value.

See Also:

Field, FieldTemplate, Form, FieldDisplayer

Constructor Summary

Constructors

Constructor	Description
MultipleUserFieldDisplayer()

Method Summary

Modifier and Type	Method	Description
void	display(PrintWriter out, MultipleUserField field, FieldTemplate template, PagesContext pageContext)	Prints the HTML value of the field.
void	displayScripts(PrintWriter out, FieldTemplate template, PagesContext pagesContext)	Prints the javascripts which will be used to control the new value given to the named field.
String[]	getManagedTypes()	Returns the name of the managed types.
int	getNbHtmlObjectsDisplayed(FieldTemplate template, PagesContext pagesContext)	Method declaration
boolean	isDisplayedMandatory()	Method declaration
List<String>	update(String newIds, MultipleUserField field, FieldTemplate template, PagesContext pagesContext)	Updates the value of the field.
List<String>	update(List<org.apache.commons.fileupload.FileItem> items, MultipleUserField field, FieldTemplate template, PagesContext pageContext)	Updates the value of the field.

Methods inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer

getDefaultValue, index

Methods inherited from class java.lang.Object

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

Constructor Detail

MultipleUserFieldDisplayer

public MultipleUserFieldDisplayer()

Method Detail

getManagedTypes

public String[] getManagedTypes()

Returns the name of the managed types.

displayScripts

public void displayScripts(PrintWriter out,
                           FieldTemplate template,
                           PagesContext pagesContext)

Prints the javascripts which will be used to control the new value given to the named field. The error messages may be adapted to a local language. The FieldTemplate gives the field type and constraints. The FieldTemplate gives the local labeld too. Never throws an Exception but log a silvertrace and writes an empty string when :

• the fieldName is unknown by the template.
• the field type is not a managed type.

display

public void display(PrintWriter out,
                    MultipleUserField field,
                    FieldTemplate template,
                    PagesContext pageContext)
             throws FormException

Prints the HTML value of the field. The displayed value must be updatable by the end user. The value format may be adapted to a local language. The fieldName must be used to name the html form input. Never throws an Exception but log a silvertrace and writes an empty string when :

• the field type is not a managed type.

Throws:

FormException

update

public List<String> update(String newIds,
                           MultipleUserField field,
                           FieldTemplate template,
                           PagesContext pagesContext)
                    throws FormException

Updates the value of the field. The fieldName must be used to retrieve the HTTP parameter from the request.

Throws:

FormException

update

public List<String> update(List<org.apache.commons.fileupload.FileItem> items,
                           MultipleUserField field,
                           FieldTemplate template,
                           PagesContext pageContext)
                    throws FormException

Description copied from interface: FieldDisplayer

Updates the value of the field. The fieldName must be used to retrieve the HTTP parameter from the request. @throw FormException if the field type is not a managed type. @throw FormException if the field doesn't accept the new value.

Specified by:

update in interface FieldDisplayer<MultipleUserField>

Overrides:

update in class AbstractFieldDisplayer<MultipleUserField>

Throws:

FormException

isDisplayedMandatory

public boolean isDisplayedMandatory()

Method declaration

Returns:

getNbHtmlObjectsDisplayed

public int getNbHtmlObjectsDisplayed(FieldTemplate template,
                                     PagesContext pagesContext)

Method declaration

Returns: