Package org.apache.wicket.request.resource

Class ByteArrayResource

java.lang.Object

org.apache.wicket.request.resource.AbstractResource

org.apache.wicket.request.resource.BaseDataResource<byte[]>

org.apache.wicket.request.resource.ByteArrayResource

All Implemented Interfaces:

java.io.Serializable, IResource, org.apache.wicket.util.io.IClusterable

public class ByteArrayResource
extends BaseDataResource<byte[]>

An IResource for byte arrays. The byte array can be static - passed to the constructor, or dynamic - by overriding BaseDataResource.getData(org.apache.wicket.request.resource.IResource.Attributes)

Author:

Matej Knopp

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.wicket.request.resource.AbstractResource

AbstractResource.ContentRangeType, AbstractResource.ResourceResponse, AbstractResource.WriteCallback

Nested classes/interfaces inherited from interface org.apache.wicket.request.resource.IResource

IResource.Attributes

Field Summary

Fields inherited from class org.apache.wicket.request.resource.AbstractResource

CONTENT_DISPOSITION_HEADER_NAME, CONTENT_RANGE_ENDBYTE, CONTENT_RANGE_STARTBYTE, INTERNAL_HEADERS

Constructor Summary

Constructors

Constructor	Description
ByteArrayResource(java.lang.String contentType)	Creates a ByteArrayResource which will provide its data dynamically with BaseDataResource.getData(org.apache.wicket.request.resource.IResource.Attributes)
ByteArrayResource(java.lang.String contentType, byte[] array)	Creates a Resource from the given byte array with its content type
ByteArrayResource(java.lang.String contentType, byte[] array, java.lang.String filename)	Creates a Resource from the given byte array with its content type

Method Summary

Modifier and Type	Method	Description
protected java.lang.Long	getLength(byte[] data)
protected void	writeData(org.apache.wicket.request.Response response, byte[] data)	Writes the given data to the response

Methods inherited from class org.apache.wicket.request.resource.BaseDataResource

configureResponse, getData, getFilename, newResourceResponse

Methods inherited from class org.apache.wicket.request.resource.AbstractResource

configureCache, getCachingStrategy, respond, setRequestMetaData, setRequestRangeMetaData, setResponseContentRangeHeaderFields, setResponseHeaders

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteArrayResource

public ByteArrayResource(java.lang.String contentType)

Creates a ByteArrayResource which will provide its data dynamically with BaseDataResource.getData(org.apache.wicket.request.resource.IResource.Attributes)

Parameters:

contentType - The Content type of the array.

ByteArrayResource

public ByteArrayResource(java.lang.String contentType,
                         byte[] array)

Creates a Resource from the given byte array with its content type

Parameters:

contentType - The Content type of the array.

array - The binary content

ByteArrayResource

public ByteArrayResource(java.lang.String contentType,
                         byte[] array,
                         java.lang.String filename)

Creates a Resource from the given byte array with its content type

Parameters:

contentType - The Content type of the array.

array - The binary content

filename - The filename that will be set as the Content-Disposition header.

Method Detail

writeData

protected void writeData(org.apache.wicket.request.Response response,
                         byte[] data)

Description copied from class: BaseDataResource

Writes the given data to the response

Specified by:

writeData in class BaseDataResource<byte[]>

Parameters:

response - The response to write to

data - The data to write

getLength

protected java.lang.Long getLength(byte[] data)

Specified by:

getLength in class BaseDataResource<byte[]>

Parameters:

data - The data to be written

Returns:

The length of the data to be written. Used to set "Content-Length" response header