org.cadixdev.bombe.util

Class AbstractReader

java.lang.Object

org.cadixdev.bombe.util.AbstractReader

Direct Known Subclasses:

TypeReader

public abstract class AbstractReader
extends Object

An abstract reader for reading from a String source.

Since:

0.2.0

Field Summary

Fields

Modifier and Type	Field and Description
protected int	current
protected String	source

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractReader(String source) Creates a new reader, from the given source material.

Method Summary

Modifier and Type	Method and Description
protected char	advance() Gets the next character to be read, consuming it.
boolean	hasNext() Establishes whether there remains to be something to read.
protected char	peek() Gets the next character to be read, without consuming it.
protected char	previous() Gets the previous character read.

Methods inherited from class java.lang.Object

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

Field Detail

source

protected final String source

current

protected int current

Constructor Detail

AbstractReader

protected AbstractReader(String source)

Creates a new reader, from the given source material.

Parameters:

source - The source to read from

Method Detail

hasNext

public boolean hasNext()

Establishes whether there remains to be something to read.

Returns:

true if there is something to read; false otherwise

peek

protected char peek()

Gets the next character to be read, without consuming it.

Returns:

The next character

Throws:

IllegalStateException - If there is no character available

previous

protected char previous()

Gets the previous character read.

Returns:

The next character

Throws:

IllegalStateException - If there is no character available

advance

protected char advance()

Gets the next character to be read, consuming it.

Returns:

The next character

Throws:

IllegalStateException - If there is no character available