org.apache.commons.el
Class StringLiteral

java.lang.Object
  |
  +--org.apache.commons.el.Expression
        |
        +--org.apache.commons.el.Literal
              |
              +--org.apache.commons.el.StringLiteral

public class StringLiteral

extends Literal

An expression representing a String literal value.

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: luehe $

Author:

Nathan Abramson - Art Technology Group

Field Summary

Fields inherited from class org.apache.commons.el.Literal

mValue

Constructor Summary

(package private)

StringLiteral(java.lang.Object pValue) Constructor

Method Summary

static StringLiteral	fromLiteralValue(java.lang.String pValue) Returns a StringLiteral with the given string value
static StringLiteral	fromToken(java.lang.String pToken) Returns a StringLiteral parsed from the given token (enclosed by single or double quotes)
java.lang.String	getExpressionString() Returns the expression in the expression language syntax
static java.lang.String	getValueFromToken(java.lang.String pToken) Parses the given token into the literal value
(package private) static boolean	isJavaIdentifier(java.lang.String pValue) Returns true if the specified value is a legal java identifier
static java.lang.String	toIdentifierToken(java.lang.String pValue) Converts the specified value to an identifier token, escaping it as a string literal if necessary.
static java.lang.String	toStringToken(java.lang.String pValue) Converts the specified value to a String token, using " as the enclosing quotes and escaping any characters that need escaping.

Methods inherited from class org.apache.commons.el.Literal

evaluate, getValue, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

StringLiteral

StringLiteral(java.lang.Object pValue)

Constructor

Method Detail

fromToken

public static StringLiteral fromToken(java.lang.String pToken)

Returns a StringLiteral parsed from the given token (enclosed by single or double quotes)

fromLiteralValue

public static StringLiteral fromLiteralValue(java.lang.String pValue)

Returns a StringLiteral with the given string value

getValueFromToken

public static java.lang.String getValueFromToken(java.lang.String pToken)

Parses the given token into the literal value

toStringToken

public static java.lang.String toStringToken(java.lang.String pValue)

Converts the specified value to a String token, using " as the enclosing quotes and escaping any characters that need escaping.

toIdentifierToken

public static java.lang.String toIdentifierToken(java.lang.String pValue)

Converts the specified value to an identifier token, escaping it as a string literal if necessary.

isJavaIdentifier

static boolean isJavaIdentifier(java.lang.String pValue)

Returns true if the specified value is a legal java identifier

getExpressionString

public java.lang.String getExpressionString()

Returns the expression in the expression language syntax

Specified by:

getExpressionString in class Expression