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  4. Calling a template recursively??

Calling a template recursively??

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  • R Rocky

    OK that looks helpful to me! Please tell what this statement is doing in the example code you've given, When I changed the . to CallSequence it doesnt show anything (atleast the error is gone) but when i put this as you have given it runs out of stack. right now I'm just trying to run your code in order to make an understanding of the template I wanna make at the moment. After I'm done with this I'll concentrate on embedding it in the whole this as a sepearte function like you said Rocky You can't climb up a ladder with your hands in your pockets.

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    George L Jackson
    wrote on last edited by
    #9

    Sorry, my mistake. The "." means current node. It should be "CallSequence".

    "We make a living by what we get, we make a life by what we give." --Winston Churchill

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    • R Rocky

      Call to

      Object Type

      Object Name

      Interface Name

      Return Code

      Inputs

      Inputs

      Output----------------- I've almost done it!! the calling doesnt go to the third level so I call it this way...

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      George L Jackson
      wrote on last edited by
      #10

      You just have to remember that xsl:call-template works with the current node and doesn't change scope like xsl:apply-templates. Also, xsl:apply-templates has a mode attribute that is used to name it like xsl:call-templates and you can pass parameters to it also.

      "We make a living by what we get, we make a life by what we give." --Winston Churchill

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      • G George L Jackson

        You just have to remember that xsl:call-template works with the current node and doesn't change scope like xsl:apply-templates. Also, xsl:apply-templates has a mode attribute that is used to name it like xsl:call-templates and you can pass parameters to it also.

        "We make a living by what we get, we make a life by what we give." --Winston Churchill

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        Rocky
        wrote on last edited by
        #11

        wht does it mean when we say that call-template doesnt change scope? bcz after this statement the xsl:template gets called right? so we can change the scope inside the template right?

        Rocky You can't climb up a ladder with your hands in your pockets.

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        • R Rocky

          wht does it mean when we say that call-template doesnt change scope? bcz after this statement the xsl:template gets called right? so we can change the scope inside the template right?

          Rocky You can't climb up a ladder with your hands in your pockets.

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          George L Jackson
          wrote on last edited by
          #12

          xsl:call-template has is own "scope" as far as variable creation. But the scope of the current node and node-list is the same as its calling parent.

          "We make a living by what we get, we make a life by what we give." --Winston Churchill

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          • G George L Jackson

            xsl:call-template has is own "scope" as far as variable creation. But the scope of the current node and node-list is the same as its calling parent.

            "We make a living by what we get, we make a life by what we give." --Winston Churchill

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            Rocky
            wrote on last edited by
            #13

            OK! can u tel me how can we get the parent node of the current node. I was thinking that while traversing through the $nodeset I shoujld chk for the existance of another CallSequence Node and the call the same template again recursively. Rocky You can't climb up a ladder with your hands in your pockets.

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            • R Rocky

              OK! can u tel me how can we get the parent node of the current node. I was thinking that while traversing through the $nodeset I shoujld chk for the existance of another CallSequence Node and the call the same template again recursively. Rocky You can't climb up a ladder with your hands in your pockets.

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              George L Jackson
              wrote on last edited by
              #14

              It can be "parent::node()" or "parent::*". I think you can specifically check if the parent has a specific name by using "parent::CallSequence"!

              "We make a living by what we get, we make a life by what we give." --Winston Churchill

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              • G George L Jackson

                It can be "parent::node()" or "parent::*". I think you can specifically check if the parent has a specific name by using "parent::CallSequence"!

                "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                Rocky
                wrote on last edited by
                #15

                I was thinking abt starting a new articles on this but then I changed my mind again... I'm back to the recursive solution again bcz the previous one wasn't showing the right sequence and this recursive one gets a nodeset missed when it starts recursion. I'm giving the template I made and the XML I'm using. Here comes the Template! Recursive Solution

                Call to

                Object Type

                Object Name

                Interface Name

                Return Code

                Inputs

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                • G George L Jackson

                  It can be "parent::node()" or "parent::*". I think you can specifically check if the parent has a specific name by using "parent::CallSequence"!

                  "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                  Rocky
                  wrote on last edited by
                  #16

                  I've found why this is missing the calling functions data As you can see this isthe basic model of recursion I'm using which was proposed by you previously. What happens is that that this condition in the choose-when actually doesnt consider whether there are some nodes above another CallSequence Clause. -------------- see this section of XML Unit ChemSepUO_382 ICapeUnit Calculate -------------- I've tried to change the conditions but its no help Rocky You can't climb up a ladder with your hands in your pockets.

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                  • G George L Jackson

                    It can be "parent::node()" or "parent::*". I think you can specifically check if the parent has a specific name by using "parent::CallSequence"!

                    "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                    Rocky
                    wrote on last edited by
                    #17

                    FINALLY !! I've DONE it... The EUREKA moment has come and I thought I should tell u first? Thanks a lot George... Its been a pleasure! "We make a living by what we get, we make a life by what we give." --Winston Churchill That's definately true!

                    Rocky You can't climb up a ladder with your hands in your pockets.

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                    • R Rocky

                      FINALLY !! I've DONE it... The EUREKA moment has come and I thought I should tell u first? Thanks a lot George... Its been a pleasure! "We make a living by what we get, we make a life by what we give." --Winston Churchill That's definately true!

                      Rocky You can't climb up a ladder with your hands in your pockets.

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                      George L Jackson
                      wrote on last edited by
                      #18

                      Congrats! :-D I bet you learned a lot about XSLT doing this exercise. Make sure you write down what you experienced for future reference.

                      "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                      • G George L Jackson

                        Congrats! :-D I bet you learned a lot about XSLT doing this exercise. Make sure you write down what you experienced for future reference.

                        "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                        Rocky
                        wrote on last edited by
                        #19

                        Yes. definately that was a really good one! I learned alot from that. I'll definately make some notes and save that work as well.:-D

                        Rocky You can't climb up a ladder with your hands in your pockets.

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                        • G George L Jackson

                          Congrats! :-D I bet you learned a lot about XSLT doing this exercise. Make sure you write down what you experienced for future reference.

                          "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                          Rocky
                          wrote on last edited by
                          #20

                          hi how ru doing? Can u plz tell me how i can get the distint nodes in an XML. I've searched and found these two options distinct-nodes function for-each-group function and the distinct-values function but I havent been able to use them properly. They belong to XSLT 2.0 and well seems to me like somethings missing. Either the namespace or something? how should I declare it? and I've also visited the saxon website. What exactly do i need to download from there?? I'm confused ? thanks in advance

                          Rocky You can't climb up a ladder with your hands in your pockets.

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                          • R Rocky

                            hi how ru doing? Can u plz tell me how i can get the distint nodes in an XML. I've searched and found these two options distinct-nodes function for-each-group function and the distinct-values function but I havent been able to use them properly. They belong to XSLT 2.0 and well seems to me like somethings missing. Either the namespace or something? how should I declare it? and I've also visited the saxon website. What exactly do i need to download from there?? I'm confused ? thanks in advance

                            Rocky You can't climb up a ladder with your hands in your pockets.

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                            George L Jackson
                            wrote on last edited by
                            #21

                            Actually, I am still studying XSLT 2.0 and haven't looked at those functions yet. If I get a chance, I'll play around with those functions a bit. Saxon-SA 8.9 is the commercial XSLT 2.0 product and Saxon-B 8.9 is the open source one. I believe both products for .NET are really written in Java underneath. Here is the linke again: http://saxon.sourceforge.net/[^].

                            "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                            • G George L Jackson

                              Actually, I am still studying XSLT 2.0 and haven't looked at those functions yet. If I get a chance, I'll play around with those functions a bit. Saxon-SA 8.9 is the commercial XSLT 2.0 product and Saxon-B 8.9 is the open source one. I believe both products for .NET are really written in Java underneath. Here is the linke again: http://saxon.sourceforge.net/[^].

                              "We make a living by what we get, we make a life by what we give." --Winston Churchill

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                              Rocky
                              wrote on last edited by
                              #22

                              ok any ideas abt getting unique nodes from an xml document. for example if u have this kind of a structure how can u get only a and b Rocky You can't climb up a ladder with your hands in your pockets.

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