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<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2>There are a number of ways...</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2><STRONG><EM>Java dialect [requires LineItem, Parameter
and NameValue to be asserted into working
memory]</EM></STRONG></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>rule "a - requires object model change for parent
property"</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>when</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$l : LineItem( )</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$p : Parameter ( parent == $l )</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$n : NameValue( parent == $p )</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>then</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>...</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>end</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>rule "b"</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>when</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007>
<DIV dir=ltr align=left><SPAN class=852174311-03102007>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$n : NameValue( )</FONT></FONT></SPAN></DIV><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$p : Parameter ( nameValues contains
$n )</FONT></FONT></SPAN></DIV><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$l : LineItem( parameters contains
$p )</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>then</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>...</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>end</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2><STRONG><EM>MVEL dialect</EM></STRONG></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>rule "c"</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff size=2>dialect
mvel</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>when</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>$n :
my-mvel-syntax-lets-me-down-but-I-know-you-can-traverse-object-graphs-using-it</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT color=#0000ff
size=2>then</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT
face="Courier New"> <FONT
color=#0000ff size=2>...</FONT></FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face="Courier New"
color=#0000ff size=2>end</FONT></SPAN></DIV></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=852174311-03102007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV><FONT face=Arial color=#0000ff
size=2></FONT><FONT face=Arial color=#0000ff size=2></FONT><FONT face=Arial
color=#0000ff size=2></FONT><BR>
<BLOCKQUOTE style="MARGIN-RIGHT: 0px">
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> rules-users-bounces@lists.jboss.org
[mailto:rules-users-bounces@lists.jboss.org] <B>On Behalf Of </B>Bhattacharya,
Sougata<BR><B>Sent:</B> 03 October 2007 12:37<BR><B>To:</B> Rules Users
List<BR><B>Subject:</B> [rules-users] Arrays help<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Hi
All,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana"> I have a
object graph like this<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">LineItem has array
of Parameter and each Parameter has array of NameValue and Namevalue
object has name and value.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Now I have LineItem
object in working memory, how to test the value of each value of NameValue
object.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">LineItem</SPAN></FONT><FONT
face=Wingdings color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Wingdings">à</SPAN></FONT><FONT
face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">getParameters()
returns Parameter[]<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Parameter->getNameValueArray()
return NameValue[]<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Each NameValue has
name and value attribute<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Any
help?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Ta<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Verdana color=blue size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: Verdana">Sougata<o:p></o:p></SPAN></FONT></P></DIV>
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