org.openqa.jetty.http
Class HttpResponse

java.lang.Object
  org.openqa.jetty.http.HttpMessage
      org.openqa.jetty.http.HttpResponse

public class HttpResponse
extends HttpMessage

HTTP Response. This class manages the headers, trailers and content streams of a HTTP response. It can be used for receiving or generating requests. This class is not synchronized. It should be explicitly synchronized if it is used by multiple threads.

Version:

$Id: HttpResponse.java,v 1.61 2005/10/26 08:10:14 gregwilkins Exp $

Author:

Greg Wilkins (gregw)

See Also:

HttpRequest

Nested Class Summary

Nested classes/interfaces inherited from class org.openqa.jetty.http.HttpMessage

HttpMessage.HeaderWriter

Field Summary

static int	__100_Continue
static int	__101_Switching_Protocols
static int	__102_Processing
static int	__200_OK
static int	__201_Created
static int	__202_Accepted
static int	__203_Non_Authoritative_Information
static int	__204_No_Content
static int	__205_Reset_Content
static int	__206_Partial_Content
static int	__207_Multi_Status
static int	__300_Multiple_Choices
static int	__301_Moved_Permanently
static int	__302_Found
static int	__302_Moved_Temporarily
static int	__303_See_Other
static int	__304_Not_Modified
static int	__305_Use_Proxy
static int	__400_Bad_Request
static int	__401_Unauthorized
static int	__402_Payment_Required
static int	__403_Forbidden
static int	__404_Not_Found
static int	__405_Method_Not_Allowed
static int	__406_Not_Acceptable
static int	__407_Proxy_Authentication_Required
static int	__408_Request_Timeout
static int	__409_Conflict
static int	__410_Gone
static int	__411_Length_Required
static int	__412_Precondition_Failed
static int	__413_Request_Entity_Too_Large
static int	__414_Request_URI_Too_Large
static int	__415_Unsupported_Media_Type
static int	__416_Requested_Range_Not_Satisfiable
static int	__417_Expectation_Failed
static int	__422_Unprocessable_Entity
static int	__423_Locked
static int	__424_Failed_Dependency
static int	__500_Internal_Server_Error
static int	__501_Not_Implemented
static int	__502_Bad_Gateway
static int	__503_Service_Unavailable
static int	__504_Gateway_Timeout
static int	__505_HTTP_Version_Not_Supported
static int	__507_Insufficient_Storage
static java.util.HashMap	__statusMsg

Fields inherited from class org.openqa.jetty.http.HttpMessage

__HTTP_0_9, __HTTP_1_0, __HTTP_1_1, __HTTP_1_X, __MSG_BAD, __MSG_EDITABLE, __MSG_RECEIVED, __MSG_SENDING, __MSG_SENT, __SCHEME, __SSL_SCHEME, __state, _attributes, _characterEncoding, _connection, _dotVersion, _header, _mimeType, _state, _version, _wrapper

Constructor Summary

HttpResponse()
Constructor.

HttpResponse(HttpConnection connection)
Constructor.

Method Summary

void	addSetCookie(javax.servlet.http.Cookie cookie) Add a Set-Cookie field.
void	addSetCookie(java.lang.String name, java.lang.String value) Add a Set-Cookie field.
void	commit()
void	completing()
void	destroy() Destroy the response.
HttpContext	getHttpContext() Get the HttpContext handling this reponse.
HttpRequest	getHttpRequest() Get the HTTP Request.
java.lang.String	getReason()
HttpRequest	getRequest() Deprecated. use getHttpRequest()
int	getStatus()
boolean	isDirty()
void	readHeader(HttpInputStream in) Not Implemented.
void	reset() Reset the response.
void	sendError(int code) Sends an error response to the client using the specified status code and no default message.
void	sendError(int code, java.lang.String message) Send Error Response.
void	sendRedirect(java.lang.String location) Sends a redirect response to the client using the specified redirect location URL.
void	setHttpContext(HttpContext context) Set the HttpContext handling this reponse.
void	setReason(java.lang.String reason)
void	setStatus(int status)
void	setStatus(int code, java.lang.String message)
void	writeHeader(java.io.Writer writer) Write the message header.

Methods inherited from class org.openqa.jetty.http.HttpMessage

addDateField, addDateField, addField, addIntField, containsField, getAttribute, getAttributeNames, getCharacterEncoding, getContentLength, getContentType, getDateField, getDotVersion, getField, getFieldNames, getFieldValues, getFieldValues, getHeader, getHttpConnection, getInputStream, getIntField, getMimeType, getOutputStream, getState, getVersion, getWrapper, isCommitted, removeAttribute, removeField, setAttribute, setCharacterEncoding, setContentLength, setContentType, setDateField, setDateField, setField, setField, setIntField, setState, setVersion, setWrapper, toString, updateMimeType

Methods inherited from class java.lang.Object

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

Field Detail

__100_Continue

public static final int __100_Continue

See Also:

Constant Field Values

__101_Switching_Protocols

public static final int __101_Switching_Protocols

See Also:

Constant Field Values

__102_Processing

public static final int __102_Processing

See Also:

Constant Field Values

__200_OK

public static final int __200_OK

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Constant Field Values

__201_Created

public static final int __201_Created

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Constant Field Values

__202_Accepted

public static final int __202_Accepted

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Constant Field Values

__203_Non_Authoritative_Information

public static final int __203_Non_Authoritative_Information

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Constant Field Values

__204_No_Content

public static final int __204_No_Content

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Constant Field Values

__205_Reset_Content

public static final int __205_Reset_Content

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Constant Field Values

__206_Partial_Content

public static final int __206_Partial_Content

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Constant Field Values

__207_Multi_Status

public static final int __207_Multi_Status

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Constant Field Values

__300_Multiple_Choices

public static final int __300_Multiple_Choices

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Constant Field Values

__301_Moved_Permanently

public static final int __301_Moved_Permanently

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Constant Field Values

__302_Moved_Temporarily

public static final int __302_Moved_Temporarily

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Constant Field Values

__302_Found

public static final int __302_Found

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Constant Field Values

__303_See_Other

public static final int __303_See_Other

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Constant Field Values

__304_Not_Modified

public static final int __304_Not_Modified

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Constant Field Values

__305_Use_Proxy

public static final int __305_Use_Proxy

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Constant Field Values

__400_Bad_Request

public static final int __400_Bad_Request

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Constant Field Values

__401_Unauthorized

public static final int __401_Unauthorized

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Constant Field Values

__402_Payment_Required

public static final int __402_Payment_Required

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Constant Field Values

__403_Forbidden

public static final int __403_Forbidden

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Constant Field Values

__404_Not_Found

public static final int __404_Not_Found

See Also:

Constant Field Values

__405_Method_Not_Allowed

public static final int __405_Method_Not_Allowed

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Constant Field Values

__406_Not_Acceptable

public static final int __406_Not_Acceptable

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Constant Field Values

__407_Proxy_Authentication_Required

public static final int __407_Proxy_Authentication_Required

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Constant Field Values

__408_Request_Timeout

public static final int __408_Request_Timeout

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Constant Field Values

__409_Conflict

public static final int __409_Conflict

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Constant Field Values

__410_Gone

public static final int __410_Gone

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Constant Field Values

__411_Length_Required

public static final int __411_Length_Required

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Constant Field Values

__412_Precondition_Failed

public static final int __412_Precondition_Failed

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Constant Field Values

__413_Request_Entity_Too_Large

public static final int __413_Request_Entity_Too_Large

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Constant Field Values

__414_Request_URI_Too_Large

public static final int __414_Request_URI_Too_Large

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Constant Field Values

__415_Unsupported_Media_Type

public static final int __415_Unsupported_Media_Type

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Constant Field Values

__416_Requested_Range_Not_Satisfiable

public static final int __416_Requested_Range_Not_Satisfiable

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Constant Field Values

__417_Expectation_Failed

public static final int __417_Expectation_Failed

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Constant Field Values

__422_Unprocessable_Entity

public static final int __422_Unprocessable_Entity

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Constant Field Values

__423_Locked

public static final int __423_Locked

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Constant Field Values

__424_Failed_Dependency

public static final int __424_Failed_Dependency

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Constant Field Values

__500_Internal_Server_Error

public static final int __500_Internal_Server_Error

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Constant Field Values

__501_Not_Implemented

public static final int __501_Not_Implemented

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Constant Field Values

__502_Bad_Gateway

public static final int __502_Bad_Gateway

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Constant Field Values

__503_Service_Unavailable

public static final int __503_Service_Unavailable

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Constant Field Values

__504_Gateway_Timeout

public static final int __504_Gateway_Timeout

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Constant Field Values

__505_HTTP_Version_Not_Supported

public static final int __505_HTTP_Version_Not_Supported

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Constant Field Values

__507_Insufficient_Storage

public static final int __507_Insufficient_Storage

See Also:

Constant Field Values

__statusMsg

public static final java.util.HashMap __statusMsg

Constructor Detail

HttpResponse

public HttpResponse()

Constructor.

HttpResponse

public HttpResponse(HttpConnection connection)

Constructor.

Parameters:

connection -

Method Detail

getHttpContext

public HttpContext getHttpContext()

Get the HttpContext handling this reponse.

Returns:

The HttpContext that is handling this request.

setHttpContext

public void setHttpContext(HttpContext context)

Set the HttpContext handling this reponse.

Parameters:

context - The HttpContext handling this reponse.

isDirty

public boolean isDirty()

Overrides:

isDirty in class HttpMessage

Returns:

true if the message has been modified.

reset

public void reset()

Reset the response. Clears any data that exists in the buffer as well as the status code. If the response has been committed, this method throws an IllegalStateException.

Overrides:

reset in class HttpMessage

Throws:

java.lang.IllegalStateException - if the response has already been committed

getRequest

public HttpRequest getRequest()

Deprecated. use getHttpRequest()

getHttpRequest

public HttpRequest getHttpRequest()

Get the HTTP Request. Get the HTTP Request associated with this response.

Returns:

associated request

readHeader

public void readHeader(HttpInputStream in)
                throws java.io.IOException

Not Implemented.

Parameters:

in -

Throws:

java.io.IOException

writeHeader

public void writeHeader(java.io.Writer writer)
                 throws java.io.IOException

Description copied from class: HttpMessage

Write the message header.

Throws:

java.io.IOException

getStatus

public int getStatus()

setStatus

public void setStatus(int status)

getReason

public java.lang.String getReason()

setReason

public void setReason(java.lang.String reason)

setStatus

public void setStatus(int code,
                      java.lang.String message)

sendError

public void sendError(int code,
                      java.lang.String message)
               throws java.io.IOException

Send Error Response.

Throws:

java.io.IOException

sendError

public void sendError(int code)
               throws java.io.IOException

Sends an error response to the client using the specified status code and no default message.

Parameters:

code - the status code

Throws:

java.io.IOException - If an I/O error has occurred.

sendRedirect

public void sendRedirect(java.lang.String location)
                  throws java.io.IOException

Sends a redirect response to the client using the specified redirect location URL.

Parameters:

location - the redirect location URL

Throws:

java.io.IOException - If an I/O error has occurred.

addSetCookie

public void addSetCookie(java.lang.String name,
                         java.lang.String value)

Add a Set-Cookie field.

addSetCookie

public void addSetCookie(javax.servlet.http.Cookie cookie)

Add a Set-Cookie field.

completing

public void completing()

commit

public void commit()
            throws java.io.IOException

Throws:

java.io.IOException

destroy

public void destroy()

Destroy the response. Help the garbage collector by null everything that we can.

Overrides:

destroy in class HttpMessage