com.caucho.el

Class LongLiteral

java.lang.Object

javax.el.Expression

javax.el.ValueExpression

com.caucho.el.Expr

com.caucho.el.LongLiteral

All Implemented Interfaces:

java.io.Serializable

public class LongLiteral
extends Expr

Represents a long literal expression.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.caucho.el.Expr

L, log

Constructor Summary

Constructors

Constructor and Description
LongLiteral(long value) Creates the literal with its value.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o) Returns true for equal strings.
double	evalDouble(ELContext env) Evaluate the expression as a double.
long	evalLong(ELContext env) Evaluate the expression as an object as a long.
java.lang.Object	getValue(ELContext env) Evaluate the expression as an object.
boolean	isConstant() Returns true if the expression is constant.
boolean	print(WriteStream out, ELContext env, boolean isEscaped) Evalutes directly to the output.
void	printCreate(WriteStream os) Prints the code to create an LongLiteral.
java.lang.String	toString() Returns a readable representation of the expr.

Methods inherited from class com.caucho.el.Expr

coerceToType, createField, createField, createMethod, error, evalBigDecimal, evalBigInteger, evalBoolean, evalCharacter, evalObject, evalPeriod, evalString, evalStringWithNull, getExpectedType, getExpressionString, getMethodInfo, getType, hashCode, invocationError, invoke, isDouble, isDoubleString, isLiteralText, isReadOnly, print, printEscaped, printEscapedString, setProperty, setValue, toBigDecimal, toBigInteger, toBoolean, toCharacter, toClass, toDouble, toEnum, toLong, toStream, toStream, toStream, toStreamEscaped, toStreamEscaped, toStreamEscaped, toString, toString, toString, toString, toString, toStringWithNull

Methods inherited from class javax.el.ValueExpression

getValueReference

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

LongLiteral

public LongLiteral(long value)

Creates the literal with its value.

Method Detail

isConstant

public boolean isConstant()

Returns true if the expression is constant.

Overrides:

isConstant in class Expr

getValue

public java.lang.Object getValue(ELContext env)
                          throws ELException

Evaluate the expression as an object.

Specified by:

getValue in class Expr

Parameters:

env - the variable environment

Returns:

the long value as a Long

Throws:

ELException

evalLong

public long evalLong(ELContext env)
              throws ELException

Evaluate the expression as an object as a long.

Overrides:

evalLong in class Expr

Parameters:

env - the variable environment

Returns:

the long value

Throws:

ELException

evalDouble

public double evalDouble(ELContext env)
                  throws ELException

Evaluate the expression as a double.

Overrides:

evalDouble in class Expr

Parameters:

env - the variable environment

Returns:

the double value

Throws:

ELException

print

public boolean print(WriteStream out,
                     ELContext env,
                     boolean isEscaped)
              throws java.io.IOException,
                     ELException

Evalutes directly to the output.

Overrides:

print in class Expr

Parameters:

out - the output stream

env - the variable environment

isEscaped - if true, escape reserved XML

Returns:

true if the object is null, otherwise false

Throws:

java.io.IOException

ELException

printCreate

public void printCreate(WriteStream os)
                 throws java.io.IOException

Prints the code to create an LongLiteral.

Overrides:

printCreate in class Expr

Parameters:

os - the stream to the generated *.java file

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object o)

Returns true for equal strings.

Overrides:

equals in class Expr

toString

public java.lang.String toString()

Returns a readable representation of the expr.

Specified by:

toString in class Expr