Package net.hydromatic.morel.eval

Interface Session.Shell

All Known Implementing Classes:

Main.Shell, Main.SubShell, Session.Shells, Shell.SubShell.Use

Enclosing class:

Session

public static interface Session.Shell

Callback to implement "use" command.

Method Summary

Modifier and Type	Method	Description
default void	clearEnv()	Clears the environment.
void	handle(RuntimeException e, StringBuilder buf)	Handles an exception.
void	use(String fileName, boolean silent, Pos pos)

Method Details

use

void use(String fileName,
 boolean silent,
 Pos pos)

handle

void handle(RuntimeException e,
 StringBuilder buf)

Handles an exception. Particular implementations may re-throw the exception, or may format the exception to a buffer that will be added to the output. Typically, a root shell will handle the exception, and sub-shells will re-throw.

clearEnv

default void clearEnv()

Clears the environment. Default implementation does nothing.