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Difference between revisions of "EDT:Code snippets"

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Real code for real people. [[#Share_a_code_snippet|Share your code snippets]] with others! <br>  
 
Real code for real people. [[#Share_a_code_snippet|Share your code snippets]] with others! <br>  
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 +
== General  ==
 +
 +
==== Declare variable  ====
 +
 +
<source lang="java">
 +
NumberOfWeeks Int;
 +
</source>
 +
 +
==== Declare constant  ====
 +
 +
<source lang="java">
 +
const NUMBEROFDAYS INT = 7;
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</source>
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==== Denote Nullability  ====
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<source lang="java">
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myInt Int[]?;
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</source>
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<br>
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<br>
  
 
== Rich UI  ==
 
== Rich UI  ==

Revision as of 17:12, 29 November 2011

Real code for real people. Share your code snippets with others!

General

Declare variable

NumberOfWeeks Int;

Declare constant

const NUMBEROFDAYS INT = 7;

Denote Nullability

myInt Int[]?;



Rich UI

Services

Database access

Record definition

 record CUSTOMER type Entity{@table{name = "CUSTOMER"}}
     NAME string
     COUNTRY string{@id};
     STATE string?;
     CUSTID string;
 end

Get a record

 function getCust{id String in} returns (Customer)
     ds SQLDataSource?{@resource {}};
     aCust Customer;
     get aCust from ds using(id);
     return (aCust);
 end

Add a record

 function addCust{customer Customer in}
     ds SQLDataSource?{@resource {}};
     add customer to ds;
 end

Loop through a SQL result set

 function loopCust()
     ds SQLDataSource?{@resource{bindingkey = "MyDB"}};
     rs SQLResultSet?;
 
     open rs from ds with #sql{
	SELECT * FROM CUSTOMER
     };
 
     myCust Customer;
 
     //Loop through results and write out customer name
     while(rs.setNext())
        get myCust from rs;
        Syslib.writeStdOut (Customer name: " + myCust.name);
     end
 
 end


Share a code snippet

Edit this page by logging in to eclipse.org and clicking the Edit tab. Use the Wikitext editor to add a new snippet. Use the source lang="java" tag will provide a background for your snippet and provide some syntax highlighting.

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