<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!--Rendered using the Haskell Html Library v0.2--> <HTML ><HEAD ><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8" ><TITLE >Text.XML.HXT.DTDValidation.Validation</TITLE ><LINK HREF="haddock.css" REL="stylesheet" TYPE="text/css" ><SCRIPT SRC="haddock-util.js" TYPE="text/javascript" ></SCRIPT ><SCRIPT TYPE="text/javascript" >window.onload = function () {setSynopsis("mini_Text-XML-HXT-DTDValidation-Validation.html")};</SCRIPT ></HEAD ><BODY ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topbar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><IMG SRC="haskell_icon.gif" WIDTH="16" HEIGHT="16" ALT=" " ></TD ><TD CLASS="title" >hxt-8.3.2: A collection of tools for processing XML with Haskell.</TD ><TD CLASS="topbut" ><A HREF="index.html" >Contents</A ></TD ><TD CLASS="topbut" ><A HREF="doc-index.html" >Index</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="modulebar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><FONT SIZE="6" >Text.XML.HXT.DTDValidation.Validation</FONT ></TD ><TD ALIGN="right" ><TABLE CLASS="narrow" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="infohead" >Portability</TD ><TD CLASS="infoval" >portable</TD ></TR ><TR ><TD CLASS="infohead" >Stability</TD ><TD CLASS="infoval" >experimental</TD ></TR ><TR ><TD CLASS="infohead" >Maintainer</TD ><TD CLASS="infoval" >Uwe Schmidt (uwe@fh-wedel.de)</TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Description</TD ></TR ><TR ><TD CLASS="doc" ><P >This module provides functions for validating XML documents represented as XmlTree. </P ><P >Unlike other popular XML validation tools the validation functions return a list of errors instead of aborting after the first error was found. </P ><P >Note: The validation process has been split into validation and transformation! If <TT >validate</TT > did not report any errors, <TT >transform</TT > should be called, to change the document the way a validating parser is expected to do. </P ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Synopsis</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3AgetDTDSubset" >getDTDSubset</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Avalidate" >validate</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AvalidateDTD" >validateDTD</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AvalidateDoc" >validateDoc</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AremoveDoublicateDefs" >removeDoublicateDefs</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Atransform" >transform</A > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Documentation</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:getDTDSubset" ><A NAME="v%3AgetDTDSubset" ></A ></A ><B >getDTDSubset</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:validate" ><A NAME="v%3Avalidate" ></A ></A ><B >validate</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="doc" ><P >Main validation filter. Check if the DTD and the document are valid. </P ><UL ><LI > returns : a function which expects a complete document as XmlTree input and returns a list of all errors found. </LI ></UL ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:validateDTD" ><A NAME="v%3AvalidateDTD" ></A ></A ><B >validateDTD</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="doc" ><P >Check if the DTD is valid. </P ><UL ><LI > returns : a function which expects an XmlTree from the parser as input and returns a list of all errors found in the DTD. </LI ></UL ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:validateDoc" ><A NAME="v%3AvalidateDoc" ></A ></A ><B >validateDoc</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="doc" ><P >Check if the document corresponds to the given DTD. </P ><UL ><LI > returns : a function which expects a complete document as XmlTree input and returns a list of all errors found in the content part. </LI ></UL ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:removeDoublicateDefs" ><A NAME="v%3AremoveDoublicateDefs" ></A ></A ><B >removeDoublicateDefs</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="doc" ><P >Removes doublicate declarations from the DTD which first declaration is binding. This is the case for ATTLIST and ENTITY declarations. </P ><UL ><LI > returns : A function that replaces the children of DOCTYPE nodes by a list where all multiple declarations are removed. </LI ></UL ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="decl" ><A NAME="v:transform" ><A NAME="v%3Atransform" ></A ></A ><B >transform</B > :: <A HREF="Text-XML-HXT-DTDValidation-TypeDefs.html#t%3AXmlArrow" >XmlArrow</A ></TD ></TR ><TR ><TD CLASS="doc" ><P >filter for transforming a document with respect to the given DTD. </P ><P >Validating parsers are expected to normalize attribute values and add default values. This function should be called after a successful validation. </P ><UL ><LI > returns : a function which expects a complete XML document tree and returns the transformed XmlTree </LI ></UL ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="botbar" >Produced by <A HREF="http://www.haskell.org/haddock/" >Haddock</A > version 2.5.0</TD ></TR ></TABLE ></BODY ></HTML >