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org.apache.myfaces.el
Class ELParserHelper  

java.lang.Object
  org.apache.myfaces.el.ELParserHelper

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public class ELParserHelper

extends java.lang.Object

Utility class to implement support functionality to "morph" JSP EL into JSF EL

Version:

$Revision: 231425 $ $Date: 2005-08-11 07:49:45 -0400 (Thu, 11 Aug 2005) $

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Nested Class Summary
static class	ELParserHelper.MyArraySuffix           Override ArraySuffix.evaluate() to use our property resolver
static class	ELParserHelper.MyPropertySuffix

 

Field Summary
(package private) static org.apache.commons.logging.Log	log
static org.apache.commons.el.Logger	LOGGER

 

Constructor Summary
private	ELParserHelper()

 

Method Summary
private static java.lang.Integer	coerceToIntegerWrapper(java.lang.Object base, java.lang.Object index)
private static int	findQuote(java.lang.String expressionString, int start)
private static int	indexOfMatchingClosingBrace(java.lang.String expressionString, int indexofOpeningBrace)           Return the index of the matching closing brace, skipping over quoted text
private static int	indexOfMatchingClosingQuote(java.lang.String expressionString, int indexOfOpeningQuote)           Returns the index of the matching closing quote, skipping over escaped quotes
private static boolean	isEscaped(java.lang.String expressionString, int i)
static java.lang.Object	parseExpression(java.lang.String expressionString)           Gets the parsed form of the given expression string.
private static void	replaceSuffixes(org.apache.commons.el.ComplexValue complexValue)
(package private) static void	replaceSuffixes(org.apache.commons.el.Expression expression)
private static void	replaceSuffixes(org.apache.commons.el.ExpressionString expressionString)
private static void	replaceSuffixes(java.lang.Object expression)           Replaces all ValueSuffixes with custom implementation ValueSuffexes that use JSF PropertyResolver insted of JSP EL one.
static java.lang.Integer	toIndex(java.lang.Object base, java.lang.Object index)           Coerces index to Integer for array types, or returns null for non-array types.
(package private) static java.lang.String	toJspElExpression(java.lang.String expressionString)           Convert ValueBinding syntax #{ } to JSP EL syntax ${ }

 

Methods inherited from class java.lang.Object

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

 

Field Detail

log

static final org.apache.commons.logging.Log log

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LOGGER

public static final org.apache.commons.el.Logger LOGGER

Constructor Detail

ELParserHelper

private ELParserHelper()

Method Detail

parseExpression

public static java.lang.Object parseExpression(java.lang.String expressionString)

Gets the parsed form of the given expression string. Returns either an Expression or ExpressionString.

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toJspElExpression

static java.lang.String toJspElExpression(java.lang.String expressionString)

Convert ValueBinding syntax #{ } to JSP EL syntax ${ }

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findQuote

private static int findQuote(java.lang.String expressionString,
                             int start)

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indexOfMatchingClosingBrace

private static int indexOfMatchingClosingBrace(java.lang.String expressionString,
                                               int indexofOpeningBrace)

Return the index of the matching closing brace, skipping over quoted text

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indexOfMatchingClosingQuote

private static int indexOfMatchingClosingQuote(java.lang.String expressionString,
                                               int indexOfOpeningQuote)

Returns the index of the matching closing quote, skipping over escaped quotes

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isEscaped

private static boolean isEscaped(java.lang.String expressionString,
                                 int i)

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replaceSuffixes

private static void replaceSuffixes(java.lang.Object expression)

Replaces all ValueSuffixes with custom implementation ValueSuffexes that use JSF PropertyResolver insted of JSP EL one.

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replaceSuffixes

private static void replaceSuffixes(org.apache.commons.el.ExpressionString expressionString)

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replaceSuffixes

static void replaceSuffixes(org.apache.commons.el.Expression expression)

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replaceSuffixes

private static void replaceSuffixes(org.apache.commons.el.ComplexValue complexValue)

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coerceToIntegerWrapper

private static java.lang.Integer coerceToIntegerWrapper(java.lang.Object base,
                                                        java.lang.Object index)
                                                 throws javax.faces.el.EvaluationException,
                                                        javax.servlet.jsp.el.ELException

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toIndex

public static java.lang.Integer toIndex(java.lang.Object base,
                                        java.lang.Object index)
                                 throws javax.servlet.jsp.el.ELException,
                                        javax.faces.el.EvaluationException

Coerces index to Integer for array types, or returns null for non-array types.

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Home >> All >> org >> apache >> myfaces >> [ el overview ]	PREV CLASS  NEXT CLASS
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