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trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/function/programming/CreateFnFunction.java
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        super(Function.GROUP_PROGRAMMING,
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                NAME,
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                Range.between(2, 6),
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                "This function allows you to define functions within the expression evaluator.\n" +
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                  "We can define three types of functions:\n" +
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                  "\n<ul>" +
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                  "<li>Functions defined in the evaluator itself.</li>\n" +
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                  "<li>Functions implemented as a static method of a java class.</li>\n" +
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                  "<li>Functions defined in an external script.</li>\n" +
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                  "\n</ul>" +
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                  "<b> Functions defined in the evaluator itself. </b>\n" +
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                  "\n" +
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                  "They have the form:\n" +
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                  "\n" +
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                  "<pre>\n" +
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                  "CREATE PROCEDURE myfun param1 AS\n" +
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                  "BEGIN\n" +
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                  "  RETURN 'Hello' || param1;\n" +
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                  "END PROCEDURE\n" +
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                  "</pre>\n" +
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                  "\n" +
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                  "<b> Functions implemented as a static method </b>\n" +
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                  "\n" +
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                  "They allow defining a function that will invoke a static method of a java class.\n" +
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                  "\n" +
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                  "They have the form:\n" +
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                  "\n" +
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                  "<pre>\n" +
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                  "CREATE FUNCTION getCRS (crs) AS 'org.gvsig.fmap.crs.CRSFactory', 'getCRS' LANGUAGE 'java'\n" +
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                  "</pre>\n" +
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                  "\n" +
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                  "Defines the \"getCRS\" function that receives a single parameter, and links it to the method\n" +
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                  "static 'getCRS' of class 'org.gvsig.fmap.crs.CRSFactory',\n" +
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                  "\n" +
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                  "<b> Functions defined in an external script. </b>\n" +
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                  "\n" +
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                  "It allows defining functions that are implemented in an external script module.\n" +
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                  "\n" +
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                  "They have the form:\n" +
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                  "\n" +
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                  "<pre>\n" +
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                  "CREATE FUNCTION getCRS (crs) AS 'scripts / crs.py', 'getCRS' LANGUAGE 'python'\n" +
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                  "</pre>\n" +
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                  "\n" +
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                  "What defines a \"getCRS\" function that is implemented in the python module\n" +
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                  "located in \"Users / crs\" with the name 'getCRS'.",
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                null,
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                null,
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                null,
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                "Object",
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                false
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        );
......
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    @Override


  		




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    public boolean isHidden() {


  		




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      return true;


  		




  
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      return false;


  		




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    }


  		




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    @Override


  		












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