javax.servlet.jsp.jstl.core

Class IteratedExpression

java.lang.Object

javax.servlet.jsp.jstl.core.IteratedExpression

public final class IteratedExpression
extends java.lang.Object

Helper class for accessing members of a deferred expression result by index.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	IteratedExpression.TypesEnum

Field Summary

Fields

Modifier and Type	Field and Description
private int	currentIndex
private java.util.Iterator	currentListObject
protected java.lang.String	delims
protected javax.el.ValueExpression	orig
private java.lang.Object	originalListObject
private IteratedExpression.TypesEnum	type

Constructor Summary

Constructors

Constructor and Description
IteratedExpression(javax.el.ValueExpression orig, java.lang.String delims) Constructor specifying the expression to access.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getItem(javax.el.ELContext context, int i) Iterates the original expression and returns the value at the index.
javax.el.ValueExpression	getValueExpression() Returns the original expression.
private java.util.Iterator	returnNewIterator(java.lang.Object o, IteratedExpression.TypesEnum type)

Methods inherited from class java.lang.Object

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

Field Detail

orig

protected final javax.el.ValueExpression orig

delims

protected final java.lang.String delims

originalListObject

private java.lang.Object originalListObject

currentListObject

private java.util.Iterator currentListObject

currentIndex

private int currentIndex

type

private IteratedExpression.TypesEnum type

Constructor Detail

IteratedExpression

public IteratedExpression(javax.el.ValueExpression orig,
                          java.lang.String delims)

Constructor specifying the expression to access. If the expression evaluates to a String, then it will be split using the specified delimiters.

Parameters:

orig - the original expression to be accessed

delims - delimiters to be used to split a String result

Method Detail

getItem

public java.lang.Object getItem(javax.el.ELContext context,
                                int i)

Iterates the original expression and returns the value at the index.

Parameters:

context - against which the expression should be evaluated

i - the index of the value to return

Returns:

the value at the index

getValueExpression

public javax.el.ValueExpression getValueExpression()

Returns the original expression.

Returns:

the original expression

returnNewIterator

private java.util.Iterator returnNewIterator(java.lang.Object o,
                                             IteratedExpression.TypesEnum type)