An exception is an event, which occurs during the execution of a program, that disrupts the normal flow of the program's instructions.

1 Exception

It is possible to define various types of exception

1.1 Standard exception

it is recommended to avoid this type of exception.
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<xsql-script>
    <body>
        <exception>THIS IS A EXCEPTION.</exception>
    </body>
</xsql-script>
XSQLScriptException[THIS IS A EXCEPTION.]
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throw new Exception("ESTO ES UNA EXCEPCIÓN");
Error: ESTO ES UNA EXCEPCIÓN.

1.2 Encoded exceptions

If the script is cataloged in wic_xsql_script and the TEST1 exception code is defined in the wic_xsql_script_messages table, for this script in the language that the user uses in his session. The text that is registered in wic_xsql_script_messages will be displayed. Otherwise THIS IS AN EXCEPTION
The text that is registered in wic_js_script_messages will be displayed. Otherwise THIS IS AN EXCEPTION.
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<xsql-script>
    <body>
        <exception code='TEST1' message='ESTO ES UNA EXCEPCIÓN.' />
    </body>
</xsql-script>
XSQLScriptException[ESTO ES UNA EXCEPCIÓN.]
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throw new Ax.ext.Exception('TEST1', "ESTO ES UNA EXCEPCIÓN");
java.sql.SQLException: deister.axional.server.jdbc.exception.ScriptExceptionInfo: ESTO ES UNA EXCEPCIÓN
We can add parameters in the message, both the default and those registered in wic_xsql_script_messages. By preference we always try to get the one from wic_xsql_script_messages.
We can add parameters to the message, both the default and those registered in wic_js_script_messages. By preference we always try to get the one from wic_js_script_messages. THIS IS AN EXCEPTION. MESSAGE1: [text1], MESSAGE2 [text2]
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<xsql-script>
    <body>
        <exception code='TEST2' message='ESTO ES UNA EXCEPCIÓN. MENSAJE1: [{0}], MENSAJE2 [{1}]'>
            <arg><string>TEXTO1</string></arg>
            <arg><string>TEXTO2</string></arg>
        </exception>
    </body>
</xsql-script>
XSQLScriptException[ESTO ES UNA EXCEPCIÓN. MENSAJE1: [TEXTO1], MENSAJE2 [TEXTO2]]
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throw new Ax.ext.Exception(
    'TEST1',
    "ESTO ES UNA EXCEPCIÓN. MENSAJE1: [${eStrTxt1}], MENSAJE2 [${eStrTxt2}]",
    {
        eStrTxt1 : 'texto1',
        eStrTxt2 : 'texto2'
    });
java.sql.SQLException: deister.axional.server.jdbc.exception.ScriptExceptionInfo: ESTO ES UNA EXCEPCIÓN. MENSAJE1: [texto1], MENSAJE2 [texto2]
If we use 'instead of quotes'. In case there is no record in wic_js_script_messages The variables registered in the JS itself will be shown, not the ones that we are passing by parameter. The following definition in case of not having a registry defined in wic_js_script_messages, will produce an exception of the type ReferenceError: "eStrTxt1" is not defined
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throw new Ax.ext.Exception(
    'TEST2',
    `ESTO ES UNA EXCEPCIÓN. MENSAJE1: [${eStrTxt1}], MENSAJE2 [${eStrTxt12}]`,
    {
        eStrTxt1 : 'texto1',
        eStrTxt1 : 'texto2'
    });
java.sql.SQLException: deister.axional.server.jdbc.exception.ScriptExceptionInfo: ReferenceError: "eStrTxt1" is not defined
In this case there is no default text. If there is no record in wic_xsql_script_messages. TEST3 will be displayed
In this case there is no default text. If there is no record in wic_js_script_messages. TEST3 will be displayed
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<xsql-script>
    <body>
        <exception code='TEST3' />
    </body>
</xsql-script>
XSQLScriptException[TEST3]
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throw new Ax.ext.Exception('TEST3');
java.sql.SQLException: deister.axional.server.jdbc.exception.ScriptExceptionInfo: TEST3
Initialization with arguments without default value is also accepted.
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<xsql-script>
    <body>
        <exception code='TEST4'>
            <arg><string>TEXTO1</string></arg>
            <arg><string>TEXTO2</string></arg>
        </exception>
    </body>
</xsql-script>
XSQLScriptException[TEST4]
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throw new Ax.ext.Exception(
    'TEST4',
    {
        eStrTxt1 : 'texto1',
        eStrTxt1 : 'texto2'
    });
java.sql.SQLException: deister.axional.server.jdbc.exception.ScriptExceptionInfo: TEST4