Class Nsh

java.lang.Object

net.thevpc.nsh.Nsh

public class Nsh
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ENV_HOME
static final String	ENV_PATH
protected NshContext	rootContext

Constructor Summary

Constructors

Constructor	Description
Nsh()
Nsh(NshConfig configuration)

Method Summary

Modifier and Type	Method	Description
void	addToHistory(String[] command)
void	addVarListener(NshVarListener listener)
NshCommandNode	createCommandNode(String[] args)
NshContext	createContext(NshContext ctx, NshNode root, NshNode parent, NshVariables env, String serviceName, String[] args)
NshContext	createInlineContext(NshContext ctx, String serviceName, String[] args)
NshContext	createNewContext(NshContext parentContext)
NshContext	createNewContext(NshContext ctx, String serviceName, String[] args)
protected NshContext	createRootContext(String serviceName, String[] args)
String	escapePath(String s)
String	escapeString(String s)
int	evalNode(NshCommandNode node, NshContext context)
MemResult	executeCommand(String[] command)
MemResult	executeCommand(String[] command, String in)
int	executeCommand(String[] command, NshContext context)
protected void	executeHelp(NshContext context)
protected void	executeInteractive(NshContext context)
void	executeLine(String line, boolean storeResult, NshContext context)
int	executePreparedCommand(String[] command, boolean considerAliases, boolean considerBuiltins, boolean considerExternal, NshContext context)
int	executeScript(String text, NshContext context)
int	executeServiceFile(NshContext context, boolean ignoreIfNotFound)
int	executeServiceStream(NshContext context, String serviceName, InputStream stream)
protected void	executeVersion(NshContext context)
List<String>	findFiles(String namePattern, boolean exact, String parent)
NshCommandTypeResolver	getCommandTypeResolver()
NshErrorHandler	getErrorHandler()
NshEvaluator	getEvaluator()
NshExternalExecutor	getExternalExecutor()
NshHistory	getHistory()
NshOptions	getOptions()
protected NMsg	getPromptString(NshContext context)
protected String	getPromptString0(NshContext context)
NshContext	getRootContext()
NshVarListener[]	getVarListeners()
String	getVersion()
void	installToNuts()
protected void	onQuit(NshQuitException quitException)
int	onResult(int errorCode, Throwable th, NshContext context)
int	onResult(int r, NshContext context)
int	onResult(Throwable th, NshContext context)
NshScript	parseScript(InputStream stream)
NshScript	parseScript(String scriptString)
void	prepareContext(NshContext context)
protected void	printHeader(NPrintStream out)
protected String	readInteractiveLine(NshContext context)
void	removeVarListener(NshVarListener listener)
void	run()
int	safeEval(NshCommandNode n, NshContext context)
void	setCommandTypeResolver(NshCommandTypeResolver whichResolver)
void	setErrorHandler(NshErrorHandler errorHandler)
void	setEvaluator(NshEvaluator evaluator)
void	setExternalExecutor(NshExternalExecutor externalExecutor)
void	traceExecution(Supplier<String> msg, NshContext context)
static void	uninstallFromNuts()

Methods inherited from class java.lang.Object

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

Field Details

ENV_PATH

public static final String ENV_PATH

See Also:

• Constant Field Values

ENV_HOME

public static final String ENV_HOME

See Also:

• Constant Field Values

rootContext

protected NshContext rootContext

Constructor Details

Nsh

public Nsh()

Nsh

public Nsh(NshConfig configuration)

Method Details

uninstallFromNuts

public static void uninstallFromNuts()

addVarListener

public void addVarListener(NshVarListener listener)

removeVarListener

public void removeVarListener(NshVarListener listener)

getVarListeners

public NshVarListener[] getVarListeners()

getEvaluator

public NshEvaluator getEvaluator()

setEvaluator

public void setEvaluator(NshEvaluator evaluator)

getCommandTypeResolver

public NshCommandTypeResolver getCommandTypeResolver()

setCommandTypeResolver

public void setCommandTypeResolver(NshCommandTypeResolver whichResolver)

getExternalExecutor

public NshExternalExecutor getExternalExecutor()

setExternalExecutor

public void setExternalExecutor(NshExternalExecutor externalExecutor)

getErrorHandler

public NshErrorHandler getErrorHandler()

setErrorHandler

public void setErrorHandler(NshErrorHandler errorHandler)

findFiles

public List<String> findFiles(String namePattern,
 boolean exact,
 String parent)

createRootContext

protected NshContext createRootContext(String serviceName,
 String[] args)

createNewContext

public NshContext createNewContext(NshContext parentContext)

createNewContext

public NshContext createNewContext(NshContext ctx,
 String serviceName,
 String[] args)

createInlineContext

public NshContext createInlineContext(NshContext ctx,
 String serviceName,
 String[] args)

createCommandNode

public NshCommandNode createCommandNode(String[] args)

getRootContext

public NshContext getRootContext()

executeLine

public void executeLine(String line,
 boolean storeResult,
 NshContext context)

onResult

public int onResult(int r,
 NshContext context)

onResult

public int onResult(Throwable th,
 NshContext context)

onResult

public int onResult(int errorCode,
 Throwable th,
 NshContext context)

executeCommand

public int executeCommand(String[] command,
 NshContext context)

addToHistory

public void addToHistory(String[] command)

executePreparedCommand

public int executePreparedCommand(String[] command,
 boolean considerAliases,
 boolean considerBuiltins,
 boolean considerExternal,
 NshContext context)

run

public void run()

readInteractiveLine

protected String readInteractiveLine(NshContext context)

printHeader

protected void printHeader(NPrintStream out)

executeHelp

protected void executeHelp(NshContext context)

executeVersion

protected void executeVersion(NshContext context)

executeInteractive

protected void executeInteractive(NshContext context)

onQuit

protected void onQuit(NshQuitException quitException)

executeServiceFile

public int executeServiceFile(NshContext context,
 boolean ignoreIfNotFound)

executeServiceStream

public int executeServiceStream(NshContext context,
 String serviceName,
 InputStream stream)

executeScript

public int executeScript(String text,
 NshContext context)

evalNode

public int evalNode(NshCommandNode node,
 NshContext context)

safeEval

public int safeEval(NshCommandNode n,
 NshContext context)

getPromptString

protected NMsg getPromptString(NshContext context)

getPromptString0

protected String getPromptString0(NshContext context)

prepareContext

public void prepareContext(NshContext context)

parseScript

public NshScript parseScript(InputStream stream)

parseScript

public NshScript parseScript(String scriptString)

escapeString

public String escapeString(String s)

escapePath

public String escapePath(String s)

traceExecution

public void traceExecution(Supplier<String> msg,
 NshContext context)

getOptions

public NshOptions getOptions()

getHistory

public NshHistory getHistory()

getVersion

public String getVersion()

executeCommand

public MemResult executeCommand(String[] command)

executeCommand

public MemResult executeCommand(String[] command,
 String in)

createContext

public NshContext createContext(NshContext ctx,
 NshNode root,
 NshNode parent,
 NshVariables env,
 String serviceName,
 String[] args)

installToNuts

public void installToNuts()