Package org.apache.tapestry5.upload.components

Class Upload

java.lang.Object

org.apache.tapestry5.corelib.base.AbstractField

org.apache.tapestry5.upload.components.Upload

All Implemented Interfaces:

ClientElement, Field

@Events("validate")
public class Upload
extends AbstractField

A component to upload a file.

Field Summary

Fields

Modifier and Type	Field	Description
static String	MULTIPART_ENCTYPE

Fields inherited from class org.apache.tapestry5.corelib.base.AbstractField

cssClass, decorator, defaultProvider, disabled, environment, fieldValidationSupport, formSupport, javaScriptSupport, label, request, resources, validationTracker

Constructor Summary

Constructors

Constructor	Description
Upload()

Method Summary

Modifier and Type	Method	Description
void	afterRender(MarkupWriter writer)
protected void	beginRender(MarkupWriter writer)	Render the upload tags.
UploadedFile	getValue()
boolean	isRequired()	Returns false; most components do not support declarative validation.
protected void	processSubmission(String controlName)	Method implemented by subclasses to actually do the work of processing the submission of the form.

Methods inherited from class org.apache.tapestry5.corelib.base.AbstractField

decorateInsideField, getClientId, getControlName, getLabel, isDisabled, putPropertyNameIntoBeanValidationContext, removePropertyNameFromBeanValidationContext, setDecorator, setFormSupport

Methods inherited from class java.lang.Object

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

Field Detail

MULTIPART_ENCTYPE

public static final String MULTIPART_ENCTYPE

See Also:

Constant Field Values

Constructor Detail

Upload

public Upload()

Method Detail

processSubmission

protected void processSubmission(String controlName)

Description copied from class: AbstractField

Method implemented by subclasses to actually do the work of processing the submission of the form. The element's controlName property will already have been set. This method is only invoked if the field is not disabled.

Specified by:

processSubmission in class AbstractField

Parameters:

controlName - the control name of the rendered element (used to find the correct parameter in the request)

beginRender

protected void beginRender(MarkupWriter writer)

Render the upload tags.

Parameters:

writer - Writer to output markup

isRequired

public boolean isRequired()

Description copied from class: AbstractField

Returns false; most components do not support declarative validation.

Specified by:

isRequired in interface Field

Overrides:

isRequired in class AbstractField

Returns:

true if a non-blank value is required for the field

Since:

5.4

afterRender

public void afterRender(MarkupWriter writer)

getValue

public UploadedFile getValue()