Changes for page 3. Variables
Last modified by Outhman Moustaghfir on 2024/01/23 13:58
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edited by Outhman Moustaghfir
on 2021/04/27 17:32
on 2021/04/27 17:32
edited by Outhman Moustaghfir
on 2021/04/28 01:50
on 2021/04/28 01:50
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... ... @@ -1,7 +1,11 @@ 1 +{{toc/}} 2 + 1 1 = Introduction = 2 2 3 - Variable is a container that holds a value and can be called in the iXPath Scenario. The importance of variables is to make flexibility in using some values without referring to their origins.5 + Variable is a container that holds a value and can be called in the iXPath Scenario. The importance of 4 4 7 +variables is to make flexibility in using some values without referring to their origins. 8 + 5 5 There are 2 types of variables: 6 6 7 7 * System variables ... ... @@ -9,7 +9,7 @@ 9 9 10 10 To call a variable, we should put it inside ${}. Eg: for a variable named ‘iXVar’, it can be called as ${iXVar}. 11 11 12 -== 16 +== System variables == 13 13 14 14 System variables define some default values in the system, and they can be called by users several times. 15 15 ... ... @@ -29,7 +29,7 @@ 29 29 1*. ((( 30 30 (% style="width:884px" %) 31 31 |(% style="width:150px" %)**Function**|(% style="width:365px" %)**Description**|(% style="width:367px" %)**Use** 32 -|(% style="width:150px" %)Get( i) |(% style="width:365px" %)Get a file with index number "i" from the BpmnFile list, the indexes begin from 0 as the first element, and so on.|(% style="width:367px" %)(((36 +|(% style="width:150px" %)Get( x ) |(% style="width:365px" %)Get a file with index number "x" from the BpmnFile list, the indexes begin from 0 as the first element, and so on.|(% style="width:367px" %)((( 33 33 if we have an XmlToXml connector named "XmlToXml1" we can get __the second__ BpmnFile as : 34 34 35 35 ${XmlToXml1.get(1)} ... ... @@ -55,12 +55,49 @@ 55 55 ))) 56 56 ))) 57 57 62 +== Local variables == 58 58 59 - ==Local variables==64 +Local variable is a type of variable that can be newly created and used for a certain need. 60 60 61 - Local variableisa typeofvariablethatcanbenewlycreatedand usedforacertainneed66 +So as to create a local variable "newVar" with a value equals to "var number 1", we should write this piece of XSL code : 62 62 68 +{{code language="XML"}} 69 +<xsl:value-of select=" ixf:SetVar('newVar', 'var Number 1')"></xsl:value-of> 63 63 71 +{{/code}} 64 64 73 +The call of this new variable in the scenario is similar to previous system variables: **${newVar}.** 65 65 75 +To get 'newVar' inside an XSL file : 76 + 77 +{{code language="XML"}} 78 +<xsl:value-of select="ixf:getVar('newVar')"></xsl:value-of> 79 +{{/code}} 80 + 81 += Examples = 82 + 83 +We set a simple example of a scenario to illustrate how to use variables. 84 + 85 +We want to receive a file by a FileListener and send it by mail that contains a message body. 86 + 87 +here is the scenario: 88 + 89 + [[image:2021-04-27_21h31_55.png||height="140" width="446"]] 90 + 91 +The configuration of the "SendMail" is : 92 + 93 + [[image:2021-04-27_21h32_07.png||height="373" width="281"]] 94 + 95 +As shown in the mail body, we called 3 variables which are : 96 + 97 +* Env: the current environment 98 +* iXSession : ID session 99 +* path : the path of BpmnFile in FileListener1. 100 + 101 += String Class = 102 + 103 +String class is java object class that 104 + 105 + 106 + 66 66
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