data

-

arbitrary data that was passed into the Engine constructor

offset

-

type of error

msg

-

text of the error message

import com.maplesoft.openmaple.*;

import com.maplesoft.externalcall.MapleException;

class Example

{

    public static void main( String notused[] ) throws MapleException

    {

    String mapleArgs[];

    Engine engine;

    mapleArgs = new String[1];

    mapleArgs[0] = "java";

    engine = new Engine( mapleArgs, new EngineCallBacksDefault(),

        null, null );

    try

    {

        engine.evaluate( "1+" );

    }

    catch ( MapleException me )

    {

        System.out.println( me.getMessage() );

    }

    try

    {

        engine.evaluate( "int(x);" );

    }

    catch ( MapleException me )

    {

        System.out.println( me.getMessage() );

    }

    try

    {

        engine.evaluate( "a := a+1;" );

    }

    catch ( MapleException me )

    {

        System.out.println( me.getMessage() );

    }

    }

}

at offset 3, unexpected end of statement

Error, (in int) wrong number (or type) of arguments

Error, recursive assignment