<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>Maybe because the 1.0 is in single quotes, and not double quotes, like the others?</span></div><div><br></div> <div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "> <div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "> <div dir="ltr"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> "Cotton, Ben" <Ben.Cotton@morganstanley.com><br> <b><span style="font-weight: bold;">To:</span></b> Rules Users List <rules-users@lists.jboss.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Friday, October 26, 2012 12:15 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> [rules-users] refactoring "complex" conditon to use "in" operator<br> </font> </div> <br>
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<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;">Hi,</span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;"> </span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;">The following rule is working well.</span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;"> </span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">rule</span></b><span style="color:black;">
</span><span style="color:green;">"foo"</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">when</span></b><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate ==
</span><span style="color:green;">"1.0"</span><span style="color:black;">) ||</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate ==
</span><span style="color:green;">"2.0"</span><span style="color:black;">) || (</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate >=
</span><span style="color:green;">"4.0"</span><span style="color:black;">) &&</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate <=
</span><span style="color:green;">"44.0"</span><span style="color:black;">)</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> ) ||</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate ==
</span><span style="color:green;">"52.0"</span><span style="color:black;">)</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">then</span></b><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> System.out.println(</span><span style="color:green;">"foo"</span><span style="color:black;">);</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal"><b><span style="color:#960000;">End</span></b></div>
<div class="yiv1649918855MsoNormal"><b><span style="color:#960000;"> </span></b></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;">To make this logic more amenable to being generically rendered via .DRT template, I want to simplify this rule . Consider the following re-factoring.</span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;"> </span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">rule</span></b><span style="color:black;">
</span><span style="color:green;">"bar"</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">when</span></b><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> Message(_initialStubRate
</span><b><span style="color:#960000;">in</span></b><span style="color:black;"> (</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">'1.0'</span><span style="color:black;">,</span><span style="color:green;">"2.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"4.0"</span><span style="color:black;">,</span><span style="color:green;">"5.0"</span><span style="color:black;">,</span><span style="color:green;">"6.0"</span><span style="color:black;">,</span><span style="color:green;">"7.0"</span><span style="color:black;">,</span><span style="color:green;">"8.0"</span><span style="color:black;">,</span><span style="color:green;">"9.0"</span><span style="color:black;">,</span><span style="color:green;">"10.0"</span><span style="color:black;">,
</span><span style="color:green;">"11.0"</span><span style="color:black;">,
</span><span style="color:green;">"12.0"</span><span style="color:black;">,</span><span style="color:green;">"13.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"14.0"</span><span style="color:black;">,</span><span style="color:green;">"15.0"</span><span style="color:black;">,</span><span style="color:green;">"16.0"</span><span style="color:black;">,</span><span style="color:green;">"17.0"</span><span style="color:black;">,</span><span style="color:green;">"18.0"</span><span style="color:black;">,</span><span style="color:green;">"19.0"</span><span style="color:black;">,</span><span style="color:green;">"20.0"</span><span style="color:black;">,
</span><span style="color:green;">"21.0"</span><span style="color:black;">,
</span><span style="color:green;">"22.0"</span><span style="color:black;">,</span><span style="color:green;">"23.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"24.0"</span><span style="color:black;">,</span><span style="color:green;">"25.0"</span><span style="color:black;">,</span><span style="color:green;">"26.0"</span><span style="color:black;">,</span><span style="color:green;">"27.0"</span><span style="color:black;">,</span><span style="color:green;">"28.0"</span><span style="color:black;">,</span><span style="color:green;">"29.0"</span><span style="color:black;">,</span><span style="color:green;">"30.0"</span><span style="color:black;">,
</span><span style="color:green;">"31.0"</span><span style="color:black;">,
</span><span style="color:green;">"32.0"</span><span style="color:black;">,</span><span style="color:green;">"33.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"34.0"</span><span style="color:black;">,</span><span style="color:green;">"35.0"</span><span style="color:black;">,</span><span style="color:green;">"36.0"</span><span style="color:black;">,</span><span style="color:green;">"37.0"</span><span style="color:black;">,</span><span style="color:green;">"38.0"</span><span style="color:black;">,</span><span style="color:green;">"39.0"</span><span style="color:black;">,</span><span style="color:green;">"40.0"</span><span style="color:black;">,
</span><span style="color:green;">"41.0"</span><span style="color:black;">,
</span><span style="color:green;">"42.0"</span><span style="color:black;">,</span><span style="color:green;">"43.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"44.0"</span><span style="color:black;">,</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;">
</span><span style="color:green;">"52.0"</span><span style="color:black;">)</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> )</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><b><span style="color:#960000;">then</span></b><span style=""></span></div>
<div class="yiv1649918855MsoNormal" style=""><span style="color:black;"> System.out.println(</span><span style="color:green;">"bar"</span><span style="color:black;">);</span><span style=""></span></div>
<div class="yiv1649918855MsoNormal"><b><span style="color:#960000;">end</span></b><span style="font-size:12.0pt;"></span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;"> </span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;">This re-facotred rule produces a syntax error in Eclipse’s .DRL view. </span></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;"> </span></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><b><span style="font-size:8.0pt;color:#C00000;">BuildError: Unable to Analyse Expression</span></b><span style="font-size:8.0pt;color:#C00000;">
_initialStubRate == "1.0" || _initialStubRate == "2.0" || _initialStubRate == "4.0" || _initialStubRate == "5.0" || _initialStubRate == "6.0" || _initialStubRate == "7.0" || _initialStubRate == "8.0" || _initialStubRate == "9.0" || _initialStubRate == "10.0"
|| _initialStubRate == "11.0" || _initialStubRate == "12.0" || _initialStubRate == "13.0" || _initialStubRate == "14.0" || _initialStubRate == "15.0" || _initialStubRate == "16.0" || _initialStubRate == "17.0" || _initialStubRate == "18.0" || _initialStubRate
== "19.0" || _initialStubRate == "20.0" || _initialStubRate == "21.0" || _initialStubRate == "22.0" || _initialStubRate == "23.0" || _initialStubRate == "24.0" || _initialStubRate == "25.0" || _initialStubRate == "26.0" || _initialStubRate == "27.0" || _initialStubRate
== "28.0" || _initialStubRate == "29.0" || _initialStubRate == "30.0" || _initialStubRate == "31.0" || _initialStubRate == "32.0" || _initialStubRate == "33.0" || _initialStubRate == "34.0" || _initialStubRate == "35.0" || _initialStubRate == "36.0" || _initialStubRate
== "37.0" || _initialStubRate == "38.0" || _initialStubRate == "39.0" || _initialStubRate == "40.0" || _initialStubRate == "41.0" || _initialStubRate == "42.0" || _initialStubRate == "43.0" || _initialStubRate == "44.0" || _initialStubRate == "52.0":</span></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><b><span style="font-size:8.0pt;color:#C00000;">[Error: no such identifier: _initialStubRate]</span></b></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><b><span style="font-size:8.0pt;color:#C00000;">[Near : {... _initialStubRate == "1.0" || _ ....}]</span></b></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><span style="font-size:8.0pt;color:#C00000;"> </span></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><span style="font-size:8.0pt;color:#C00000;"> </span></div>
<div class="yiv1649918855MsoNormal" style="text-indent:.05pt;"><b><span style="font-size:8.0pt;color:#C00000;"> ^</span></b></div>
<div class="yiv1649918855MsoNormal"><b><span style="font-size:8.0pt;color:#C00000;">[Line: 1, Column: 1]</span></b></div>
<div class="yiv1649918855MsoNormal"><b><span style="font-size:8.0pt;color:#C00000;"> </span></b></div>
<div class="yiv1649918855MsoNormal"><b><span style="font-size:12.0pt;color:#C00000;"> </span></b></div>
<div class="yiv1649918855MsoNormal"><span style="font-size:12.0pt;">What could be wrong?</span></div>
<div class="yiv1649918855MsoNormal"><b><span style="font-size:12.0pt;color:#C00000;"> </span></b></div>
<div class="yiv1649918855MsoNormal"><b><span style="color:gray;">Ben D Cotton III</span></b><span style="font-size:9.0pt;color:gray;"><br>
Morgan Stanley & Co.<br>
OTC Derivatives Clearing Technology <br>
1221 AOTA Rockefeller Ctr - Flr 27<br>
New York, NY 10020<br>
(212)762.9094<br>
<a rel="nofollow" ymailto="mailto:ben.cotton@ms.com" target="_blank" href="mailto:ben.cotton@ms.com"><span style="color:gray;">ben.cotton@ms.com</span></a>
</span></div>
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