Re: [rules-users] For loop inside a modify block problem

Hello, Wolfgang, Looks like the same problem appears on my side... So is it a bug, or misuse of the MVEL syntax? Best regards, Martin On Thu, Jan 12, 2012 at 4:11 PM, Wolfgang Laun <wolfgang.laun(a)gmail.com&gt;wrote: > Using 5.3.0 Final. > > The reported compilation problem ("no such identifier: $item") occurs > with dialect MVEL, which appears to be broken w.r.t. RHS code containing > a "for" statement. Note: the error is not flagged for the preceding > occurrrence > of $item, in $item.id. > > Different kind of errorscan occur, depending on how the "for" > statement is written, > for example: > int h = 10; for( int i = 0; i < h; i++) { ... } ## Error: no such > identifier: h > > Avoid dialect MVEL - using Java and getters works fine. > > -W > > > On 11/01/2012, Martin A <wmlsub(a)gmail.com&gt; wrote: > > Hi, Davide, > > > > Here is how my rule looks like : > > > > when > > $item : Item(param1 != 0, param2 == 0, !(this instanceof > SpecialItem)) > > $gsc : SomeBusinessLogic > > then > > $gsc.doSomething($item.id); > > for (int i = 0; i < $item.quantity; i++) { > > $gsc.doSomethingElse($item.id); > > } > > update($gsc); > > end > > > > The above snippet throws an error @ i < $item.quantity, and says 'no > such > > identifier $item'... > > I can't figure out what might be causing this. > > > > Thanks > > > > On Tue, Jan 10, 2012 at 10:08 PM, Davide Sottara <dsotty(a)gmail.com&gt; > wrote: > > > >> Did you remember to bind $item to some expression in the LHS ? Maybe > you > >> just > >> called that "item" without the $ :) > >> Davide > >> > >> (the original "modify" syntax is still wrong anyway) > >> > >> -- > >> View this message in context: > >> > http://drools.46999.n3.nabble.com/rules-users-For-loop-inside-a-modify-bl... > >> Sent from the Drools: User forum mailing list archive at Nabble.com. > >> _______________________________________________ > >> rules-users mailing list > >> rules-users(a)lists.jboss.org > >> https://lists.jboss.org/mailman/listinfo/rules-users > >> > > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users