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java.lang.Objectjavax.el.Expression
javax.el.ValueExpression
com.caucho.el.Expr
com.caucho.el.AbstractBooleanExpr
com.caucho.el.BooleanLiteral
public class BooleanLiteral
A boolean literal expression.
Field Summary |
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Fields inherited from class com.caucho.el.Expr |
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L, log |
Constructor Summary | |
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BooleanLiteral(boolean value)
Creates a new boolean literal. |
Method Summary | |
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boolean |
equals(java.lang.Object o)
Returns true for equal strings. |
boolean |
evalBoolean(ELContext env)
Evaluate the expression as an boolean |
boolean |
isConstant()
Returns true if the expression is constant. |
void |
printCreate(WriteStream os)
Prints the Java code to recreate the BooleanLiteral. |
java.lang.String |
toString()
Returns a readable representation of the expr. |
Methods inherited from class com.caucho.el.AbstractBooleanExpr |
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evalDouble, evalLong, evalString, getValue, print |
Methods inherited from class com.caucho.el.Expr |
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coerceToType, createField, createField, createMethod, error, evalBigDecimal, evalBigInteger, evalCharacter, evalObject, evalPeriod, 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 |
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getValueReference |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public BooleanLiteral(boolean value)
value
- the valueMethod Detail |
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public boolean isConstant()
isConstant
in class Expr
public boolean evalBoolean(ELContext env) throws ELException
evalBoolean
in class AbstractBooleanExpr
env
- the variable environment
ELException
public void printCreate(WriteStream os) throws java.io.IOException
printCreate
in class Expr
os
- the output stream to the *.java code.
java.io.IOException
public boolean equals(java.lang.Object o)
equals
in class Expr
public java.lang.String toString()
toString
in class Expr
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