OpenEdge ABL API Reference

OpenEdge.Net.HTTP.Filter.Payload.MultipartFormBodyWriter

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OpenEdge.Net.HTTP.Filter.Payload.MultipartFormBodyWriter

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Last Updated: January 15, 2026
1 minute read

OpenEdge
Version 12.8
Documentation

Namespace:

OpenEdge.Net.HTTP.Filter.Payload

Type: Class

MultipartFormBodyWriter

Parent Classes:

Progress.IO.OutputStream

OpenEdge.Net.HTTP.Filter.Payload.MessageWriter

OpenEdge.Net.HTTP.Filter.Payload.MultipartFormBodyWriter

Inherits:

OpenEdge.Net.HTTP.Filter.Payload.MessageWriter

Implements:

OpenEdge.Net.ISupportMultipartEntity, OpenEdge.Core.ISupportEncoding

	/* *************************************************************************************************************************
	Copyright (c) 2018 by Progress Software Corporation and/or one of its subsidiaries or affiliates. All rights reserved.
File:	MultipartFormBodyWriter
Purpose:	Writes a Map as a multipart/form-data body
Author(s):	pjudge
Created:	2018-03-13
Notes:	* multipart/form-data defined in https://tools.ietf.org/html/rfc7578
	/* The character string delimiting the parts. Excludes the leading and trailing --

Method Summary

	Options	Name	Purpose
		Open ()
		INT64 Write (IMap)	/* Writes a Map/Dictionary as form data (since a map has key-value pairs). @param IMap A map for form fields and their values @return int64 The number of bytes written */
		INT64 Write (MultipartEntity)
		INT64 Write (Object)
		WriteField (Object, Object)	/* Writes a form 'field' as a part @param Object The part name (the key) @param Object The part value */

Constructor Summary

	Options	Name	Purpose
		MultipartFormBodyWriter ()	/* Default constructor */

Property Summary

	Options	Name	Purpose
		CHARACTER Boundary
		CHARACTER Encoding

Method Detail

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Open ()

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INT64 Write (IMap)

/* Writes a Map/Dictionary as form data (since a map has key-value pairs).

Parameters:
pData	OpenEdge.Core.Collections.IMap

Returns	INT64
	int64 The number of bytes written

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INT64 Write (MultipartEntity)

Parameters:
pData	OpenEdge.Net.MultipartEntity

Returns	INT64

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INT64 Write (Object)

Parameters:
pData	Progress.Lang.Object

Returns	INT64

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WriteField (Object, Object)

/* Writes a form 'field' as a part

Parameters:
pKey	Progress.Lang.Object

pValue	Progress.Lang.Object

Constructor Detail

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MultipartFormBodyWriter ()

/* Default constructor

Property Detail

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CHARACTER Boundary

Returns	CHARACTER

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CHARACTER Encoding

Returns	CHARACTER