Package net.hydromatic.morel

Class Main.Shell

java.lang.Object

net.hydromatic.morel.Main.Shell

All Implemented Interfaces:

Session.Shell

Direct Known Subclasses:

Main.SubShell

Enclosing class:

Main

static class Main.Shell
extends Object
implements Session.Shell

Shell (or sub-shell created via net.hydromatic.morel.compile.BuiltIn#INTERACT_USE) that can execute commands and handle errors.

Field Summary

Fields

Modifier and Type	Field	Description
protected final Map<String,Binding>	bindingMap
protected final Consumer<String>	echoLines
protected final Environment	env0
protected final Main	main
protected final Consumer<String>	outLines

Constructor Summary

Constructors

Constructor	Description
Shell(Main main, Environment env0, Consumer<String> echoLines, Consumer<String> outLines, Map<String,Binding> bindingMap)

Method Summary

Modifier and Type	Method	Description
void	handle(RuntimeException e, StringBuilder buf)	Handles an exception.
(package private) void	run(Session session, Main.BufferingReader in2)
void	use(String fileName, Pos pos)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

main

protected final Main main

env0

protected final Environment env0

echoLines

protected final Consumer<String> echoLines

outLines

protected final Consumer<String> outLines

bindingMap

protected final Map<String,Binding> bindingMap

Constructor Details

Shell

Shell(Main main,
 Environment env0,
 Consumer<String> echoLines,
 Consumer<String> outLines,
 Map<String,Binding> bindingMap)

Method Details

run

void run(Session session,
 Main.BufferingReader in2)

use

public void use(String fileName,
 Pos pos)

Specified by:

use in interface Session.Shell

handle

public void handle(RuntimeException e,
 StringBuilder buf)

Description copied from interface: Session.Shell

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.

Specified by:

handle in interface Session.Shell