org.jargp
Class StringTracker

java.lang.Object
  |
  +--org.jargp.StringTracker

public class StringTracker

extends java.lang.Object

String tracker for processing an array of strings. This is effectively a specialized iterator for processing an array of strings one at a time.

Version:

1.0

Author:

Dennis M. Sosnoski

Constructor Summary

StringTracker(java.lang.String[] source, int offset)
Constructor

Method Summary

boolean	hasNext() Check if another string is available.
int	length() Get length of array.
java.lang.String	next() Get next string from array, advancing past that string.
int	nextOffset() Get position of next string in array.
java.lang.String	peek() Peek next string from array.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringTracker

public StringTracker(java.lang.String[] source,
                     int offset)

Constructor

Parameters:

source - array supplying string data

offset - initial string position within source array

Method Detail

next

public java.lang.String next()

Get next string from array, advancing past that string.

Returns:

next string from array

Throws:

java.lang.ArrayIndexOutOfBoundsException - if past end of array

peek

public java.lang.String peek()

Peek next string from array. Gets the next string without advancing the current string position.

Returns:

next string from array

Throws:

java.lang.ArrayIndexOutOfBoundsException - if past end of array

hasNext

public boolean hasNext()

Check if another string is available.

Returns:

true if a string is available, false if at end

nextOffset

public int nextOffset()

Get position of next string in array.

Returns:

offset in array of next string

length

public int length()

Get length of array.

Returns:

total number of strings in array