<font size="2"><font face="verdana,sans-serif">I'm having this problem as well. I can live with the System.err messages, but i could use the XSD for configuration validation. Is there a way of obtaining this "file"?</font></font><div>
<font class="Apple-style-span" face="verdana, sans-serif"><br></font></div><div><font size="2"></font><font class="Apple-style-span" face="verdana, sans-serif">thanks in advance,</font></div><div><font class="Apple-style-span" face="verdana, sans-serif">_ miguel<br>
</font><div><font size="2"><font face="verdana,sans-serif"><br></font></font><br><div class="gmail_quote">2010/4/13 Chang Liu <span dir="ltr"><<a href="mailto:CLiu@deltadentalmi.com">CLiu@deltadentalmi.com</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div lang="EN-US" link="blue" vlink="purple">
<div>
<p class="MsoNormal">Hi there,</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Error message:</p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">(null: 5, 77): schema_reference.4: Failed to read schema document
'<a href="http://drools.org/drools-5.0.xsd" target="_blank">drools.org/drools-5.0.xsd</a>', because 1) could not find the document; 2) the
document could not be read; 3) the root element of the document is not
<xsd:schema>.</span></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">I ran into this issue when experimenting a project that
transforming the rules back and forth from DRL to XML with utility classes as documented
in following link:</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal"><a href="http://downloads.jboss.com/drools/docs/5.0.1.26597.FINAL/drools-expert/html/ch04.html#d0e5750" target="_blank">http://downloads.jboss.com/drools/docs/5.0.1.26597.FINAL/drools-expert/html/ch04.html#d0e5750</a></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">My code:</p>
<p class="MsoNormal">…</p>
<p class="MsoNormal">XmlPackageReader xmlReader = new XmlPackageReader(null);</p>
<p class="MsoNormal">StringReader sr = new StringReader(rulesInXml);</p>
<p class="MsoNormal">try {</p>
<p class="MsoNormal"> PackageDescr
packageDescr = xmlReader.read(sr);</p>
<p class="MsoNormal" style="text-indent:.5in">DrlDumper drlDumper = new
DrlDumper();</p>
<p class="MsoNormal" style="text-indent:.5in">String drlString =
drlDumper.dump(packageDescr);</p>
<p class="MsoNormal">}</p>
<p class="MsoNormal">catch (Exception ex) {</p>
<p class="MsoNormal"> System.out.println(ex);</p>
<p class="MsoNormal">}</p>
<p class="MsoNormal">…</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">where string “rulesInXml” is the result xml
string transformed from a valid .drl file. It looks like:</p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><?xml version="1.0"
encoding="UTF-8"?> </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><package
name="com.sample" </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> xmlns="<a href="http://drools.org/drools-5.0" target="_blank">http://drools.org/drools-5.0</a>"
</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> xmlns:xs="<a href="http://www.w3.org/2001/XMLSchema-instance" target="_blank">http://www.w3.org/2001/XMLSchema-instance</a>"
</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> <span style="background:yellow">xs:schemaLocation="<a href="http://drools.org/drools-5.0" target="_blank">http://drools.org/drools-5.0</a>
<a href="http://drools.org/drools-5.0.xsd" target="_blank">drools.org/drools-5.0.xsd</a>"</span>></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><import name="com.sample.DroolsTest.Message"
/> </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><rule name="Hello
World"></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><lhs><pattern
identifier="m" object-type="Message" ></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><field-constraint
field-name="status"> </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><qualified-identifier-restriction
evaluator="==">Message.HELLO </qualified-identifier-restriction></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></field-constraint></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><field-binding
field-name="message" identifier="myMessage" /></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></pattern></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></lhs></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><rhs> System.out.println(
myMessage ); </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> m.setMessage(
"Goodbye cruel world" );</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> m.setStatus(
Message.GOODBYE );</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> update(
m );</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></rhs></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></rule></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><rule name="GoodBye"></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><lhs><pattern
object-type="Message" ></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><field-constraint
field-name="status"> </span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><qualified-identifier-restriction
evaluator="==">Message.GOODBYE
</qualified-identifier-restriction></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></field-constraint></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><field-binding
field-name="message" identifier="myMessage" /></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></pattern></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></lhs></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"><rhs> System.out.println(
myMessage );</span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></rhs></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></rule></span><span style="font-size:10.0pt;font-family:"Courier New""></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black"></package></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span></p>
<p class="MsoNormal">What did I miss here?</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Moreover, the Drools 5.0 API’s for XML support are
poorly-documented. For example, the constructors of class “XmlPackageReader”
has an arg of “SemanticModules” type which is not documented. <span style="font-family:Wingdings">L</span></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Any help would be highly appreciated!</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Thanks,</p>
<p class="MsoNormal">Chang</p>
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<br></blockquote></div><br><br clear="all"><br>-- <br>"To understand what is recursion you must first understand recursion"<br>
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