org.jboss.netty.handler.codec.http2
Class HttpPostRequestEncoder

java.lang.Object
  org.jboss.netty.handler.codec.http2.HttpPostRequestEncoder

All Implemented Interfaces:

org.jboss.netty.handler.stream.ChunkedInput

public class HttpPostRequestEncoder
extends Object
implements org.jboss.netty.handler.stream.ChunkedInput

This encoder will help to encode Request for a FORM as POST.

Author:

The Netty Project, Andy Taylor (andy.taylor@jboss.org), Trustin Lee, Frederic Bregier

Nested Class Summary

static class

HttpPostRequestEncoder.ErrorDataEncoderException Exception when an error occurs while encoding

Constructor Summary

HttpPostRequestEncoder(HttpDataFactory factory, HttpRequest request, boolean multipart)

HttpPostRequestEncoder(HttpDataFactory factory, HttpRequest request, boolean multipart, Charset charset)

HttpPostRequestEncoder(HttpRequest request, boolean multipart)

Method Summary

void	addBodyAttribute(String name, String value) Add a simple attribute in the body as Name=Value
void	addBodyFileUpload(String name, File file, String contentType, boolean isText) Add a file as a FileUpload
void	addBodyFileUploads(String name, File[] file, String[] contentType, boolean[] isText) Add a series of Files associated with one File parameter (implied Mixed mode in Multipart)
void	addBodyHttpData(InterfaceHttpData data) Add the InterfaceHttpData to the Body list
void	cleanFiles() Clean all HttpDatas (on Disk) for the current request.
void	close()
HttpRequest	finalizeRequest() Finalize the request by preparing the Header in the request and returns the request ready to be sent.
List<InterfaceHttpData>	getBodyListAttributes() This method returns a List of all InterfaceHttpData from body part.
boolean	hasNextChunk()
boolean	isChunked()
boolean	isEndOfInput()
boolean	isMultipart() True if this request is a Multipart request
HttpChunk	nextChunk() Returns the next available HttpChunk.
void	setBodyHttpDatas(List<InterfaceHttpData> datas) Set the Body HttpDatas list

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpPostRequestEncoder

public HttpPostRequestEncoder(HttpRequest request,
                              boolean multipart)
                       throws HttpPostRequestEncoder.ErrorDataEncoderException,
                              NullPointerException

Parameters:

request - the request to encode

multipart - True if the FORM is a ENCTYPE="multipart/form-data"

Throws:

NullPointerException - for request

HttpPostRequestEncoder.ErrorDataEncoderException - if the request is not a POST

HttpPostRequestEncoder

public HttpPostRequestEncoder(HttpDataFactory factory,
                              HttpRequest request,
                              boolean multipart)
                       throws HttpPostRequestEncoder.ErrorDataEncoderException,
                              NullPointerException

Parameters:

factory - the factory used to create InterfaceHttpData

request - the request to encode

multipart - True if the FORM is a ENCTYPE="multipart/form-data"

Throws:

NullPointerException - for request and factory

HttpPostRequestEncoder.ErrorDataEncoderException - if the request is not a POST

HttpPostRequestEncoder

public HttpPostRequestEncoder(HttpDataFactory factory,
                              HttpRequest request,
                              boolean multipart,
                              Charset charset)
                       throws HttpPostRequestEncoder.ErrorDataEncoderException,
                              NullPointerException

Parameters:

factory - the factory used to create InterfaceHttpData

request - the request to encode

multipart - True if the FORM is a ENCTYPE="multipart/form-data"

charset - the charset to use as default

Throws:

NullPointerException - for request or charset or factory

HttpPostRequestEncoder.ErrorDataEncoderException - if the request is not a POST

Method Detail

cleanFiles

public void cleanFiles()

Clean all HttpDatas (on Disk) for the current request.

isMultipart

public boolean isMultipart()

True if this request is a Multipart request

Returns:

True if this request is a Multipart request

getBodyListAttributes

public List<InterfaceHttpData> getBodyListAttributes()

This method returns a List of all InterfaceHttpData from body part.

Returns:

the list of InterfaceHttpData from Body part

setBodyHttpDatas

public void setBodyHttpDatas(List<InterfaceHttpData> datas)
                      throws NullPointerException,
                             HttpPostRequestEncoder.ErrorDataEncoderException

Set the Body HttpDatas list

Parameters:

datas -

Throws:

NullPointerException - for datas

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

addBodyAttribute

public void addBodyAttribute(String name,
                             String value)
                      throws NullPointerException,
                             HttpPostRequestEncoder.ErrorDataEncoderException

Add a simple attribute in the body as Name=Value

Parameters:

name - name of the parameter

value - the value of the parameter

Throws:

NullPointerException - for name

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

addBodyFileUpload

public void addBodyFileUpload(String name,
                              File file,
                              String contentType,
                              boolean isText)
                       throws NullPointerException,
                              HttpPostRequestEncoder.ErrorDataEncoderException

Add a file as a FileUpload

Parameters:

name - the name of the parameter

file - the file to be uploaded (if not Multipart mode, only the filename will be included)

contentType - the associated contentType for the File

isText - True if this file should be transmitted in Text format (else binary)

Throws:

NullPointerException - for name and file

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

addBodyFileUploads

public void addBodyFileUploads(String name,
                               File[] file,
                               String[] contentType,
                               boolean[] isText)
                        throws NullPointerException,
                               HttpPostRequestEncoder.ErrorDataEncoderException

Add a series of Files associated with one File parameter (implied Mixed mode in Multipart)

Parameters:

name - the name of the parameter

file - the array of files

contentType - the array of content Types associated with each file

isText - the array of isText attribute (False meaning binary mode) for each file

Throws:

NullPointerException - also throws if array have different sizes

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

addBodyHttpData

public void addBodyHttpData(InterfaceHttpData data)
                     throws NullPointerException,
                            HttpPostRequestEncoder.ErrorDataEncoderException

Add the InterfaceHttpData to the Body list

Parameters:

data -

Throws:

NullPointerException - for data

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

finalizeRequest

public HttpRequest finalizeRequest()
                            throws HttpPostRequestEncoder.ErrorDataEncoderException

Finalize the request by preparing the Header in the request and returns the request ready to be sent.
Once finalized, no data must be added.
If the request does not need chunk (isChunked() == false), this request is the only object to send to the remote server.

Returns:

the request object (chunked or not according to size of body)

Throws:

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error or if the finalize were already done

isChunked

public boolean isChunked()

Returns:

True if the request is by Chunk

close

public void close()
           throws Exception

Specified by:

close in interface org.jboss.netty.handler.stream.ChunkedInput

Throws:

Exception

hasNextChunk

public boolean hasNextChunk()
                     throws Exception

Specified by:

hasNextChunk in interface org.jboss.netty.handler.stream.ChunkedInput

Throws:

Exception

nextChunk

public HttpChunk nextChunk()
                    throws HttpPostRequestEncoder.ErrorDataEncoderException

Returns the next available HttpChunk. The caller is responsible to test if this chunk is the last one (isLast()), in order to stop calling this method.

Specified by:

nextChunk in interface org.jboss.netty.handler.stream.ChunkedInput

Returns:

the next available HttpChunk

Throws:

HttpPostRequestEncoder.ErrorDataEncoderException - if the encoding is in error

isEndOfInput

public boolean isEndOfInput()
                     throws Exception

Specified by:

isEndOfInput in interface org.jboss.netty.handler.stream.ChunkedInput

Throws:

Exception