EngineCallBacksDefault.streamCallBack - default implementation of streamCallBack
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Calling Sequence
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String streamCallBack( Object data, String name, String args[] ) throws MapleException
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Parameters
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data
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-
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arbitrary data that was passed into the Engine constructor
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name
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-
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name of the stream on which the stream call occurred, without the "INTERFACE_" prefix
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args
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-
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array of the line printed arguments passed into the stream call
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Description
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•
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This default implementation raises a MapleException stating that streamCallBack is not implemented.
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Examples
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import com.maplesoft.openmaple.*;
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import com.maplesoft.externalcall.MapleException;
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class Example
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{
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public static void main( String notused[] ) throws MapleException
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{
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String mapleArgs[];
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Engine engine;
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mapleArgs = new String[1];
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mapleArgs[0] = "java";
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engine = new Engine( mapleArgs, new EngineCallBacksDefault(),
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null, null );
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try
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{
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engine.evaluate( "INTERFACE_PINE( 1,2,3 );" );
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}
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catch ( MapleException me )
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{
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System.out.println( me.getMessage() );
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}
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}
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}
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Executing this code produces the following output.
Error, generic streams are not implemented by the application
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