Package org.htmlunit.corejs.javascript.tools.shell

Class ShellConsole

java.lang.Object

org.htmlunit.corejs.javascript.tools.shell.ShellConsole

Direct Known Subclasses:

ShellConsole.JLineShellConsoleV1, ShellConsole.JLineShellConsoleV2, ShellConsole.SimpleShellConsole

public abstract class ShellConsole
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	ShellConsole.ConsoleInputStream	JLine's ConsoleReaderInputStream is no longer public, therefore we need to use our own implementation
private static class	ShellConsole.JLineShellConsoleV1	ShellConsole implementation for JLine v1
private static class	ShellConsole.JLineShellConsoleV2	ShellConsole implementation for JLine v2
private static class	ShellConsole.SimpleShellConsole

Field Summary

Fields

Modifier and Type	Field	Description
private static final Class[]	BOOLEAN_ARG
private static final Class[]	CHARSEQ_ARG
private static final Class[]	NO_ARG
private static final Class[]	STRING_ARG

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ShellConsole()

Method Summary

Modifier and Type	Method	Description
abstract void	flush()	Flushes the console's output
static ShellConsole	getConsole(InputStream in, PrintStream ps, Charset cs)	Returns a new ShellConsole which uses the supplied InputStream and PrintStream for its input/output
static ShellConsole	getConsole(Scriptable scope, Charset cs)	Provides a specialized ShellConsole to handle line editing, history and completion.
abstract InputStream	getIn()	Returns the underlying InputStream
private static ShellConsole.JLineShellConsoleV1	getJLineShellConsoleV1(ClassLoader classLoader, Class<?> readerClass, Scriptable scope, Charset cs)
private static ShellConsole.JLineShellConsoleV2	getJLineShellConsoleV2(ClassLoader classLoader, Class<?> readerClass, Scriptable scope, Charset cs)
abstract void	print(String s)	Prints a single string to the console
abstract void	println()	Prints the newline character-sequence to the console
abstract void	println(String s)	Prints a string and the newline character-sequence to the console
abstract String	readLine()	Reads a single line from the console
abstract String	readLine(String prompt)	Reads a single line from the console and sets the console's prompt to prompt
private static Object	tryInvoke(Object obj, String method, Class[] paramTypes, Object... args)

Methods inherited from class java.lang.Object

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

Field Details

NO_ARG

private static final Class[] NO_ARG

BOOLEAN_ARG

private static final Class[] BOOLEAN_ARG

STRING_ARG

private static final Class[] STRING_ARG

CHARSEQ_ARG

private static final Class[] CHARSEQ_ARG

Constructor Details

ShellConsole

protected ShellConsole()

Method Details

getIn

public abstract InputStream getIn()

Returns the underlying InputStream

readLine

public abstract String readLine()
                         throws IOException

Reads a single line from the console

Throws:

IOException

readLine

public abstract String readLine(String prompt)
                         throws IOException

Reads a single line from the console and sets the console's prompt to prompt

Throws:

IOException

flush

public abstract void flush()
                    throws IOException

Flushes the console's output

Throws:

IOException

print

public abstract void print(String s)
                    throws IOException

Prints a single string to the console

Throws:

IOException

println

public abstract void println()
                      throws IOException

Prints the newline character-sequence to the console

Throws:

IOException

println

public abstract void println(String s)
                      throws IOException

Prints a string and the newline character-sequence to the console

Throws:

IOException

tryInvoke

private static Object tryInvoke(Object obj,
 String method,
 Class[] paramTypes,
 Object... args)

getConsole

public static ShellConsole getConsole(InputStream in,
 PrintStream ps,
 Charset cs)

Returns a new ShellConsole which uses the supplied InputStream and PrintStream for its input/output

getConsole

public static ShellConsole getConsole(Scriptable scope,
 Charset cs)

Provides a specialized ShellConsole to handle line editing, history and completion. Relies on the JLine library (see http://jline.sourceforge.net).

getJLineShellConsoleV1

private static ShellConsole.JLineShellConsoleV1 getJLineShellConsoleV1(ClassLoader classLoader,
 Class<?> readerClass,
 Scriptable scope,
 Charset cs)
                                                                throws NoSuchMethodException,
InstantiationException,
IllegalAccessException,
InvocationTargetException

Throws:

NoSuchMethodException

InstantiationException

IllegalAccessException

InvocationTargetException

getJLineShellConsoleV2

private static ShellConsole.JLineShellConsoleV2 getJLineShellConsoleV2(ClassLoader classLoader,
 Class<?> readerClass,
 Scriptable scope,
 Charset cs)
                                                                throws NoSuchMethodException,
InstantiationException,
IllegalAccessException,
InvocationTargetException

Throws:

NoSuchMethodException

InstantiationException

IllegalAccessException

InvocationTargetException