cleoni.adv
Class DimxParser

java.lang.Object
  cleoni.adv.DimxParser

Direct Known Subclasses:

ActionsRunner, SkinLoader, SmallBasicLoader, WorldLoader

public class DimxParser
extends java.lang.Object

Text parser. This is capable of evaluating expressions and functions. Does not deal with SmallBasic script. Main method is "evalExpression"

Field Summary

AdvObject	agent
java.lang.String	buf
protected static boolean	CONSUME
static java.lang.String	CR
int	currLine
static java.lang.String	EOF
protected Logger	logger
java.lang.String	owner
protected static boolean	PRESERVE
protected static java.lang.String[]	setCr
static java.lang.String[]	setCrTabSpace
protected static int[]	setFunctArgs
static java.lang.String[]	setFunctClosers
protected static java.lang.String[]	setFunctions
protected static java.lang.String[]	setOperators
protected static java.lang.String[]	setPunctuation
static java.lang.String[]	setQuotes
protected static java.lang.String[]	setTabSpace
protected int	stackLevel
int	startLine
int	startToken
java.lang.String	target
protected static java.lang.String[]	tokenTerminators
Varspace	varspace
boolean	verbose
World	world

Constructor Summary

DimxParser(World aWorld, Varspace aVarspace, int aStackLevel, int aStartLine)

DimxParser(World aWorld, Varspace aVarspace, int aStackLevel, int aStartLine, java.lang.String anOwner, AdvObject anAgent, java.lang.String aTarget)

DimxParser(World aWorld, Varspace aVarspace, int aStackLevel, java.lang.String anOwner)

Method Summary

void	eat_extended()
void	eat()
Token	evalExpression(Token t, int prevPriority)
Token	evalExpression(Token t, int prevPriority, boolean getReference, java.lang.String stopper)
void	feed(java.lang.String str)
protected java.lang.String	getLine()
java.util.Vector	identifyFunProc(java.lang.String s, java.lang.String[] setNames, int[] setNoArgs)
java.lang.String	identifyLine()
Token	lookupElement(java.lang.String[] leadingIgnored)
Token	lookupToken()
Token	lookupTokenCRsens() Looks up for the next token, CR is not passed over.
Token	nextElement(java.lang.String[] leadingIgnored)
Token	nextToken()
Token	parseCR()
Token	parseCREOF()
Dict	parseList(int how_many_expected, java.lang.String[] setClosers)
Token	parseToken(java.lang.String aToken)
java.lang.String	readToCR()
void	reset()
Token	resolve(java.lang.String s, boolean getReference)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

verbose

public boolean verbose

world

public World world

varspace

public Varspace varspace

logger

protected Logger logger

buf

public java.lang.String buf

startToken

public int startToken

startLine

public int startLine

currLine

public int currLine

stackLevel

protected int stackLevel

owner

public java.lang.String owner

agent

public AdvObject agent

target

public java.lang.String target

EOF

public static final java.lang.String EOF

See Also:

Constant Field Values

CR

public static final java.lang.String CR

See Also:

Constant Field Values

CONSUME

protected static final boolean CONSUME

See Also:

Constant Field Values

PRESERVE

protected static final boolean PRESERVE

See Also:

Constant Field Values

setCr

protected static final java.lang.String[] setCr

setTabSpace

protected static final java.lang.String[] setTabSpace

setFunctClosers

public static final java.lang.String[] setFunctClosers

setCrTabSpace

public static final java.lang.String[] setCrTabSpace

setQuotes

public static final java.lang.String[] setQuotes

setOperators

protected static final java.lang.String[] setOperators

setPunctuation

protected static final java.lang.String[] setPunctuation

tokenTerminators

protected static final java.lang.String[] tokenTerminators

setFunctions

protected static final java.lang.String[] setFunctions

setFunctArgs

protected static final int[] setFunctArgs

Constructor Detail

DimxParser

public DimxParser(World aWorld,
                  Varspace aVarspace,
                  int aStackLevel,
                  int aStartLine)

DimxParser

public DimxParser(World aWorld,
                  Varspace aVarspace,
                  int aStackLevel,
                  int aStartLine,
                  java.lang.String anOwner,
                  AdvObject anAgent,
                  java.lang.String aTarget)

DimxParser

public DimxParser(World aWorld,
                  Varspace aVarspace,
                  int aStackLevel,
                  java.lang.String anOwner)

Method Detail

eat

public void eat()
         throws DimxException

Throws:

DimxException

eat_extended

public void eat_extended()
                  throws DimxException

Throws:

DimxException

evalExpression

public Token evalExpression(Token t,
                            int prevPriority)
                     throws DimxException

Throws:

DimxException

evalExpression

public Token evalExpression(Token t,
                            int prevPriority,
                            boolean getReference,
                            java.lang.String stopper)
                     throws DimxException

Throws:

DimxException

feed

public void feed(java.lang.String str)

getLine

protected java.lang.String getLine()
                            throws DimxException

Throws:

DimxException

identifyFunProc

public java.util.Vector identifyFunProc(java.lang.String s,
                                        java.lang.String[] setNames,
                                        int[] setNoArgs)

identifyLine

public java.lang.String identifyLine()

lookupElement

public Token lookupElement(java.lang.String[] leadingIgnored)
                    throws DimxException

Throws:

DimxException

lookupToken

public Token lookupToken()
                  throws DimxException

Returns:

Throws:

DimxException

lookupTokenCRsens

public Token lookupTokenCRsens()
                        throws DimxException

Looks up for the next token, CR is not passed over.

Returns:

Throws:

DimxException

nextElement

public Token nextElement(java.lang.String[] leadingIgnored)
                  throws DimxException

Throws:

DimxException

nextToken

public Token nextToken()
                throws DimxException

Throws:

DimxException

parseCR

public Token parseCR()
              throws DimxException

Throws:

DimxException

parseCREOF

public Token parseCREOF()
                 throws DimxException

Throws:

DimxException

parseToken

public Token parseToken(java.lang.String aToken)
                 throws DimxException

Throws:

DimxException

readToCR

public java.lang.String readToCR()
                          throws DimxException

Throws:

DimxException

reset

public void reset()

resolve

public Token resolve(java.lang.String s,
                     boolean getReference)
              throws DimxException

Throws:

DimxException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

parseList

public Dict parseList(int how_many_expected,
                      java.lang.String[] setClosers)
               throws DimxException

Throws:

DimxException