Class PairSeq.Cursor

java.lang.Object

zeroecho.core.marshal.PairSeq.Cursor

Enclosing class:

PairSeq

public final class PairSeq.Cursor
extends Object

Forward-only iterator over the pairs of a PairSeq.

The cursor maintains a current index; call next() to advance, then key() and value() to access elements.

Since:

1.0

Constructor Summary

Constructors

Constructor	Description
Cursor()	Creates a cursor positioned before the first pair in the enclosing sequence.

Method Summary

Modifier and Type	Method	Description
String	key()	Returns the current key.
boolean	next()	Advances to the next pair if available.
String	value()	Returns the current value.

Methods inherited from class Object

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

Constructor Details

Cursor

public Cursor()

Creates a cursor positioned before the first pair in the enclosing sequence.

Method Details

next

public boolean next()

Advances to the next pair if available.

Returns:

true if advanced to a valid pair, false if end reached

key

public String key()

Returns the current key.

Returns:

key string

Throws:

IndexOutOfBoundsException - if not positioned on a valid pair

value

public String value()

Returns the current value.

Returns:

value string

Throws:

IndexOutOfBoundsException - if not positioned on a valid pair