Public Member Functions
int	getStateId ()

synchronized void	close ()

synchronized boolean	isClosed ()

long	getCPtrPeer ()

LuaState	newThread ()

int	getTop ()

void	setTop (int idx)

void	pushValue (int idx)

void	remove (int idx)

void	insert (int idx)

void	replace (int idx)

int	checkStack (int sz)

void	xmove (LuaState to, int n)

boolean	isNumber (int idx)

boolean	isString (int idx)

boolean	isFunction (int idx)

boolean	isCFunction (int idx)

boolean	isUserdata (int idx)

boolean	isTable (int idx)

boolean	isBoolean (int idx)

boolean	isNil (int idx)

boolean	isThread (int idx)

boolean	isNone (int idx)

boolean	isNoneOrNil (int idx)

int	type (int idx)

String	typeName (int tp)

int	equal (int idx1, int idx2)

int	rawequal (int idx1, int idx2)

int	lessthan (int idx1, int idx2)

double	toNumber (int idx)

int	toInteger (int idx)

boolean	toBoolean (int idx)

String	toString (int idx)

byte[]	toBytes (int idx)

int	strLen (int idx)

int	objLen (int idx)

LuaState	toThread (int idx)

void	pushNil ()

void	pushNumber (double db)

void	pushInteger (int integer)

void	pushString (String str)

void	pushString (byte[] bytes)

void	pushBoolean (boolean bool)

void	getTable (int idx)

void	getField (int idx, String k)

void	rawGet (int idx)

void	rawGetI (int idx, int n)

void	createTable (int narr, int nrec)

void	newTable ()

int	getMetaTable (int idx)

void	getFEnv (int idx)

void	setTable (int idx)

void	setField (int idx, String k)

void	rawSet (int idx)

void	rawSetI (int idx, int n)

int	setMetaTable (int idx)

int	setFEnv (int idx)

void	call (int nArgs, int nResults)

int	pcall (int nArgs, int nResults, int errFunc)

int	yield (int nResults)

int	resume (int nArgs)

int	status ()

int	gc (int what, int data)

int	getGcCount ()

int	next (int idx)

int	error ()

void	concat (int n)

int	LdoFile (String fileName)

int	LdoString (String str)

int	LgetMetaField (int obj, String e)

int	LcallMeta (int obj, String e)

int	Ltyperror (int nArg, String tName)

int	LargError (int numArg, String extraMsg)

String	LcheckString (int numArg)

String	LoptString (int numArg, String def)

double	LcheckNumber (int numArg)

double	LoptNumber (int numArg, double def)

int	LcheckInteger (int numArg)

int	LoptInteger (int numArg, int def)

void	LcheckStack (int sz, String msg)

void	LcheckType (int nArg, int t)

void	LcheckAny (int nArg)

int	LnewMetatable (String tName)

void	LgetMetatable (String tName)

void	Lwhere (int lvl)

int	Lref (int t)

void	LunRef (int t, int ref)

int	LgetN (int t)

void	LsetN (int t, int n)

int	LloadFile (String fileName)

int	LloadString (String s)

int	LloadBuffer (byte[] buff, String name)

String	Lgsub (String s, String p, String r)

String	LfindTable (int idx, String fname, int szhint)

void	pop (int n)

synchronized void	getGlobal (String global)

synchronized void	setGlobal (String name)

void	openBase ()

void	openTable ()

void	openIo ()

void	openOs ()

void	openString ()

void	openMath ()

void	openDebug ()

void	openPackage ()

void	openLibs ()

Object	getObjectFromUserdata (int idx) throws LuaException

boolean	isObject (int idx)

void	pushJavaObject (Object obj)

void	pushJavaFunction (JavaFunction func) throws LuaException

boolean	isJavaFunction (int idx)

void	pushObjectValue (Object obj) throws LuaException

synchronized Object	toJavaObject (int idx) throws LuaException

LuaObject	getLuaObject (String globalName)

LuaObject	getLuaObject (LuaObject parent, String name) throws LuaException

LuaObject	getLuaObject (LuaObject parent, Number name) throws LuaException

LuaObject	getLuaObject (LuaObject parent, LuaObject name) throws LuaException

LuaObject	getLuaObject (int index)

Static Public Member Functions
static Number	convertLuaNumber (Double db, Class retType)

Static Public Attributes
final static Integer	LUA_GLOBALSINDEX = new Integer(-10002)

final static Integer	LUA_REGISTRYINDEX = new Integer(-10000)

final static Integer	LUA_TNONE = new Integer(-1)

final static Integer	LUA_TNIL = new Integer(0)

final static Integer	LUA_TBOOLEAN = new Integer(1)

final static Integer	LUA_TLIGHTUSERDATA = new Integer(2)

final static Integer	LUA_TNUMBER = new Integer(3)

final static Integer	LUA_TSTRING = new Integer(4)

final static Integer	LUA_TTABLE = new Integer(5)

final static Integer	LUA_TFUNCTION = new Integer(6)

final static Integer	LUA_TUSERDATA = new Integer(7)

final static Integer	LUA_TTHREAD = new Integer(8)

final static Integer	LUA_MULTRET = new Integer(-1)

final static Integer	LUA_ERRRUN = new Integer(1)

final static Integer	LUA_YIELD = new Integer(2)

final static Integer	LUA_ERRSYNTAX = new Integer(3)

final static Integer	LUA_ERRMEM = new Integer(4)

final static Integer	LUA_ERRERR = new Integer(5)

final static Integer	LUA_GCSTOP = new Integer(0)

final static Integer	LUA_GCRESTART = new Integer(1)

final static Integer	LUA_GCCOLLECT = new Integer(2)

final static Integer	LUA_GCCOUNT = new Integer(3)

final static Integer	LUA_GCCOUNTB = new Integer(4)

final static Integer	LUA_GCSTEP = new Integer(5)

final static Integer	LUA_GCSETPAUSE = new Integer(6)

final static Integer	LUA_GCSETSTEPMUL = new Integer(7)

Protected Member Functions
	LuaState (int stateId)

	LuaState (CPtr luaState)

Detailed Description

LuaState if the main class of LuaJava for the Java developer. LuaState is a mapping of most of Lua's C API functions. LuaState also provides many other functions that will be used to manipulate objects between Lua and Java.

Author: Thiago Ponte

Constructor & Destructor Documentation

org.keplerproject.luajava.LuaState.LuaState ( int stateId )

protected

Constructor to instance a new LuaState and initialize it with LuaJava's functions

Parameters

stateId

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org.keplerproject.luajava.LuaState.LuaState ( CPtr luaState )

protected

Receives a existing state and initializes it

Parameters

luaState

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Member Function Documentation

void org.keplerproject.luajava.LuaState.call	(	int	nArgs,
		int	nResults
	)

int org.keplerproject.luajava.LuaState.checkStack ( int sz )

synchronized void org.keplerproject.luajava.LuaState.close ( )

Closes state and removes the object from the LuaStateFactory

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void org.keplerproject.luajava.LuaState.concat ( int n )

static Number org.keplerproject.luajava.LuaState.convertLuaNumber	(	Double	db,
		Class	retType
	)

static

When you call a function in lua, it may return a number, and the number will be interpreted as a Double.
This function converts the number into a type specified by retType

Parameters

db	lua number to be converted
retType	type to convert to

Returns: The converted number

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void org.keplerproject.luajava.LuaState.createTable	(	int	narr,
		int	nrec
	)

int org.keplerproject.luajava.LuaState.equal	(	int	idx1,
		int	idx2
	)

int org.keplerproject.luajava.LuaState.error ( )

int org.keplerproject.luajava.LuaState.gc	(	int	what,
		int	data
	)

long org.keplerproject.luajava.LuaState.getCPtrPeer ( )

Return the long representing the LuaState pointer

Returns: long

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void org.keplerproject.luajava.LuaState.getFEnv ( int idx )

void org.keplerproject.luajava.LuaState.getField	(	int	idx,
		String	k
	)

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int org.keplerproject.luajava.LuaState.getGcCount ( )

synchronized void org.keplerproject.luajava.LuaState.getGlobal ( String global )

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LuaObject org.keplerproject.luajava.LuaState.getLuaObject ( String globalName )

Creates a reference to an object in the variable globalName

Parameters

globalName

Returns: LuaObject

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LuaObject org.keplerproject.luajava.LuaState.getLuaObject	(	LuaObject	parent,
		String	name
	)		throws LuaException

Creates a reference to an object inside another object

Parameters

parent	The Lua Table or Userdata that contains the Field.
name	The name that index the field

Returns: LuaObject

Exceptions

LuaException if parent is not a table or userdata

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LuaObject org.keplerproject.luajava.LuaState.getLuaObject	(	LuaObject	parent,
		Number	name
	)		throws LuaException

This constructor creates a LuaObject from a table that is indexed by a number.

Parameters

parent	The Lua Table or Userdata that contains the Field.
name	The name (number) that index the field

Returns: LuaObject

Exceptions

LuaException When the parent object isn't a Table or Userdata

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LuaObject org.keplerproject.luajava.LuaState.getLuaObject	(	LuaObject	parent,
		LuaObject	name
	)		throws LuaException

This constructor creates a LuaObject from a table that is indexed by any LuaObject.

Parameters

parent	The Lua Table or Userdata that contains the Field.
name	The name (LuaObject) that index the field

Returns: LuaObject

Exceptions

LuaException When the parent object isn't a Table or Userdata

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LuaObject org.keplerproject.luajava.LuaState.getLuaObject ( int index )

Creates a reference to an object in the index position of the stack

Parameters

index position on the stack

Returns: LuaObject

int org.keplerproject.luajava.LuaState.getMetaTable ( int idx )

Object org.keplerproject.luajava.LuaState.getObjectFromUserdata ( int idx ) throws LuaException

Gets a Object from Lua

Parameters

idx	index of the lua stack

Returns: Object

Exceptions

LuaException if the lua object does not represent a java object.

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int org.keplerproject.luajava.LuaState.getStateId ( )

Returns this state's index value.

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void org.keplerproject.luajava.LuaState.getTable ( int idx )

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int org.keplerproject.luajava.LuaState.getTop ( )

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void org.keplerproject.luajava.LuaState.insert ( int idx )

boolean org.keplerproject.luajava.LuaState.isBoolean ( int idx )

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boolean org.keplerproject.luajava.LuaState.isCFunction ( int idx )

synchronized boolean org.keplerproject.luajava.LuaState.isClosed ( )

Returns true if state is closed.

boolean org.keplerproject.luajava.LuaState.isFunction ( int idx )

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boolean org.keplerproject.luajava.LuaState.isJavaFunction ( int idx )

Returns whether a userdata contains a Java Function

Parameters

idx	index of the lua stack

Returns: boolean

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boolean org.keplerproject.luajava.LuaState.isNil ( int idx )

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boolean org.keplerproject.luajava.LuaState.isNone ( int idx )

boolean org.keplerproject.luajava.LuaState.isNoneOrNil ( int idx )

boolean org.keplerproject.luajava.LuaState.isNumber ( int idx )

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boolean org.keplerproject.luajava.LuaState.isObject ( int idx )

Tells whether a lua index contains a java Object

Parameters

idx	index of the lua stack

Returns: boolean

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boolean org.keplerproject.luajava.LuaState.isString ( int idx )

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boolean org.keplerproject.luajava.LuaState.isTable ( int idx )

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boolean org.keplerproject.luajava.LuaState.isThread ( int idx )

boolean org.keplerproject.luajava.LuaState.isUserdata ( int idx )

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int org.keplerproject.luajava.LuaState.LargError	(	int	numArg,
		String	extraMsg
	)

int org.keplerproject.luajava.LuaState.LcallMeta	(	int	obj,
		String	e
	)

void org.keplerproject.luajava.LuaState.LcheckAny ( int nArg )

int org.keplerproject.luajava.LuaState.LcheckInteger ( int numArg )

double org.keplerproject.luajava.LuaState.LcheckNumber ( int numArg )

void org.keplerproject.luajava.LuaState.LcheckStack	(	int	sz,
		String	msg
	)

String org.keplerproject.luajava.LuaState.LcheckString ( int numArg )

void org.keplerproject.luajava.LuaState.LcheckType	(	int	nArg,
		int	t
	)

int org.keplerproject.luajava.LuaState.LdoFile ( String fileName )

int org.keplerproject.luajava.LuaState.LdoString ( String str )

int org.keplerproject.luajava.LuaState.lessthan	(	int	idx1,
		int	idx2
	)

String org.keplerproject.luajava.LuaState.LfindTable	(	int	idx,
		String	fname,
		int	szhint
	)

int org.keplerproject.luajava.LuaState.LgetMetaField	(	int	obj,
		String	e
	)

void org.keplerproject.luajava.LuaState.LgetMetatable ( String tName )

int org.keplerproject.luajava.LuaState.LgetN ( int t )

String org.keplerproject.luajava.LuaState.Lgsub	(	String	s,
		String	p,
		String	r
	)

int org.keplerproject.luajava.LuaState.LloadBuffer	(	byte[]	buff,
		String	name
	)

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int org.keplerproject.luajava.LuaState.LloadFile ( String fileName )

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int org.keplerproject.luajava.LuaState.LloadString ( String s )

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int org.keplerproject.luajava.LuaState.LnewMetatable ( String tName )

int org.keplerproject.luajava.LuaState.LoptInteger	(	int	numArg,
		int	def
	)

double org.keplerproject.luajava.LuaState.LoptNumber	(	int	numArg,
		double	def
	)

String org.keplerproject.luajava.LuaState.LoptString	(	int	numArg,
		String	def
	)

int org.keplerproject.luajava.LuaState.Lref ( int t )

void org.keplerproject.luajava.LuaState.LsetN	(	int	t,
		int	n
	)

int org.keplerproject.luajava.LuaState.Ltyperror	(	int	nArg,
		String	tName
	)

void org.keplerproject.luajava.LuaState.LunRef	(	int	t,
		int	ref
	)

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void org.keplerproject.luajava.LuaState.Lwhere ( int lvl )

void org.keplerproject.luajava.LuaState.newTable ( )

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LuaState org.keplerproject.luajava.LuaState.newThread ( )

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int org.keplerproject.luajava.LuaState.next ( int idx )

int org.keplerproject.luajava.LuaState.objLen ( int idx )

void org.keplerproject.luajava.LuaState.openBase ( )

void org.keplerproject.luajava.LuaState.openDebug ( )

void org.keplerproject.luajava.LuaState.openIo ( )

void org.keplerproject.luajava.LuaState.openLibs ( )

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void org.keplerproject.luajava.LuaState.openMath ( )

void org.keplerproject.luajava.LuaState.openOs ( )

void org.keplerproject.luajava.LuaState.openPackage ( )

void org.keplerproject.luajava.LuaState.openString ( )

void org.keplerproject.luajava.LuaState.openTable ( )

int org.keplerproject.luajava.LuaState.pcall	(	int	nArgs,
		int	nResults,
		int	errFunc
	)

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void org.keplerproject.luajava.LuaState.pop ( int n )

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void org.keplerproject.luajava.LuaState.pushBoolean ( boolean bool )

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void org.keplerproject.luajava.LuaState.pushInteger ( int integer )

void org.keplerproject.luajava.LuaState.pushJavaFunction ( JavaFunction func ) throws LuaException

Pushes a JavaFunction into the state stack

Parameters

func

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void org.keplerproject.luajava.LuaState.pushJavaObject ( Object obj )

Pushes a Java Object into the lua stack.
This function does not check if the object is from a class that could be represented by a lua type. Eg: java.lang.String could be a lua string.

Parameters

obj	Object to be pushed into lua

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void org.keplerproject.luajava.LuaState.pushNil ( )

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void org.keplerproject.luajava.LuaState.pushNumber ( double db )

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void org.keplerproject.luajava.LuaState.pushObjectValue ( Object obj ) throws LuaException

Pushes into the stack any object value.
This function checks if the object could be pushed as a lua type, if not pushes the java object.

Parameters

obj

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void org.keplerproject.luajava.LuaState.pushString ( String str )

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void org.keplerproject.luajava.LuaState.pushString ( byte[] bytes )

void org.keplerproject.luajava.LuaState.pushValue ( int idx )

int org.keplerproject.luajava.LuaState.rawequal	(	int	idx1,
		int	idx2
	)

void org.keplerproject.luajava.LuaState.rawGet ( int idx )

void org.keplerproject.luajava.LuaState.rawGetI	(	int	idx,
		int	n
	)

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void org.keplerproject.luajava.LuaState.rawSet ( int idx )

void org.keplerproject.luajava.LuaState.rawSetI	(	int	idx,
		int	n
	)

void org.keplerproject.luajava.LuaState.remove ( int idx )

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void org.keplerproject.luajava.LuaState.replace ( int idx )

int org.keplerproject.luajava.LuaState.resume ( int nArgs )

int org.keplerproject.luajava.LuaState.setFEnv ( int idx )

void org.keplerproject.luajava.LuaState.setField	(	int	idx,
		String	k
	)

synchronized void org.keplerproject.luajava.LuaState.setGlobal ( String name )

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int org.keplerproject.luajava.LuaState.setMetaTable ( int idx )

void org.keplerproject.luajava.LuaState.setTable ( int idx )

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void org.keplerproject.luajava.LuaState.setTop ( int idx )

int org.keplerproject.luajava.LuaState.status ( )

int org.keplerproject.luajava.LuaState.strLen ( int idx )

boolean org.keplerproject.luajava.LuaState.toBoolean ( int idx )

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byte [] org.keplerproject.luajava.LuaState.toBytes ( int idx )

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int org.keplerproject.luajava.LuaState.toInteger ( int idx )

synchronized Object org.keplerproject.luajava.LuaState.toJavaObject ( int idx ) throws LuaException

Function that returns a Java Object equivalent to the one in the given position of the Lua Stack.

Parameters

idx	Index in the Lua Stack

Returns: Java object equivalent to the Lua one

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double org.keplerproject.luajava.LuaState.toNumber ( int idx )

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String org.keplerproject.luajava.LuaState.toString ( int idx )

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LuaState org.keplerproject.luajava.LuaState.toThread ( int idx )

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int org.keplerproject.luajava.LuaState.type ( int idx )

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String org.keplerproject.luajava.LuaState.typeName ( int tp )

void org.keplerproject.luajava.LuaState.xmove	(	LuaState	to,
		int	n
	)

int org.keplerproject.luajava.LuaState.yield ( int nResults )

Member Data Documentation

final static Integer org.keplerproject.luajava.LuaState.LUA_ERRERR = new Integer(5)

static

error while running the error handler function.

final static Integer org.keplerproject.luajava.LuaState.LUA_ERRMEM = new Integer(4)

static

memory allocation error. For such errors, Lua does not call the error handler function.

final static Integer org.keplerproject.luajava.LuaState.LUA_ERRRUN = new Integer(1)

static

a runtime error.

final static Integer org.keplerproject.luajava.LuaState.LUA_ERRSYNTAX = new Integer(3)

static

syntax error during pre-compilation.

final static Integer org.keplerproject.luajava.LuaState.LUA_GCCOLLECT = new Integer(2)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCCOUNT = new Integer(3)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCCOUNTB = new Integer(4)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCRESTART = new Integer(1)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCSETPAUSE = new Integer(6)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCSETSTEPMUL = new Integer(7)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCSTEP = new Integer(5)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GCSTOP = new Integer(0)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_GLOBALSINDEX = new Integer(-10002)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_MULTRET = new Integer(-1)

static

Specifies that an unspecified (multiple) number of return arguments will be returned by a call.

final static Integer org.keplerproject.luajava.LuaState.LUA_REGISTRYINDEX = new Integer(-10000)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TBOOLEAN = new Integer(1)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TFUNCTION = new Integer(6)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TLIGHTUSERDATA = new Integer(2)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TNIL = new Integer(0)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TNONE = new Integer(-1)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TNUMBER = new Integer(3)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TSTRING = new Integer(4)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TTABLE = new Integer(5)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TTHREAD = new Integer(8)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_TUSERDATA = new Integer(7)

static

final static Integer org.keplerproject.luajava.LuaState.LUA_YIELD = new Integer(2)

static

The documentation for this class was generated from the following file:

/Users/render/apps/BlowTorch/BTLib/src/org/keplerproject/luajava/LuaState.java

Public Member Functions

Static Public Member Functions

Static Public Attributes

Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation