xyz.avarel.aje

Class AJELexer

java.lang.Object

xyz.avarel.aje.AJELexer

public class AJELexer
extends java.lang.Object

Provides useful methods to tokenize and to iterate through a String.

Constructor Summary

Constructors

Constructor and Description
AJELexer(java.lang.String str)

Method Summary

Modifier and Type	Method and Description
void	advance() Get the next character and increase the position variable.
boolean	consume(char prompt) Consume and return true if the next meaningful character is the prompt.
boolean	consume(char prompt, boolean strict)
boolean	consume(java.lang.String prompt) Return true if the next characters in prompt.length() range is equal to prompt.
char	currentChar()
java.lang.String	currentInfo()
java.lang.String	getStr()
boolean	nextIs(char prompt) consume(prompt) without consuming the character.
boolean	nextIs(java.lang.String prompt)
java.lang.String	nextNumber()
java.lang.String	nextString()
int	pos()
void	reset() Resets the position of the compiling unit.
void	setPos(int pos)
void	skipWhitespace() Skip whitespaces.

Methods inherited from class java.lang.Object

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

Constructor Detail

AJELexer

public AJELexer(java.lang.String str)

Method Detail

getStr

public java.lang.String getStr()

advance

public void advance()

Get the next character and increase the position variable.

consume

public boolean consume(char prompt)

Consume and return true if the next meaningful character is the prompt.

consume

public boolean consume(char prompt,
                       boolean strict)

Parameters:

prompt - Character prompt.

strict - If should skip whitespaces.

Returns:

If the next character (skip whitespaces if not strict) is the prompt.

consume

public boolean consume(java.lang.String prompt)

Return true if the next characters in prompt.length() range is equal to prompt.

nextIs

public boolean nextIs(java.lang.String prompt)

reset

public void reset()

Resets the position of the compiling unit.

skipWhitespace

public void skipWhitespace()

Skip whitespaces.

nextIs

public boolean nextIs(char prompt)

consume(prompt) without consuming the character.

pos

public int pos()

setPos

public void setPos(int pos)

currentChar

public char currentChar()

currentInfo

public java.lang.String currentInfo()

nextString

public java.lang.String nextString()

nextNumber

public java.lang.String nextNumber()