Package org.zkoss.zel.impl

Class ValueExpressionLiteral

java.lang.Object

org.zkoss.zel.Expression

org.zkoss.zel.ValueExpression

org.zkoss.zel.impl.ValueExpressionLiteral

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

public final class ValueExpressionLiteral
extends ValueExpression
implements java.io.Externalizable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
ValueExpressionLiteral()
ValueExpressionLiteral(java.lang.Object value, java.lang.Class<?> expectedType)

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
boolean	equals(ValueExpressionLiteral ve)
java.lang.Class<?>	getExpectedType()
java.lang.String	getExpressionString()
java.lang.Class<?>	getType(ELContext context)
java.lang.Object	getValue(ELContext context)
int	hashCode()
boolean	isLiteralText()
boolean	isReadOnly(ELContext context)
void	readExternal(java.io.ObjectInput in)
void	setValue(ELContext context, java.lang.Object value)
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class org.zkoss.zel.ValueExpression

getValueReference

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueExpressionLiteral

public ValueExpressionLiteral()

ValueExpressionLiteral

public ValueExpressionLiteral(java.lang.Object value,
                              java.lang.Class<?> expectedType)

Method Detail

getValue

public java.lang.Object getValue(ELContext context)

Specified by:

getValue in class ValueExpression

Parameters:

context - The EL context for this evaluation

Returns:

The result of evaluating this value expression

setValue

public void setValue(ELContext context,
                     java.lang.Object value)

Specified by:

setValue in class ValueExpression

Parameters:

context - The EL context for this evaluation

value - The value to set the property to which this value expression refers

isReadOnly

public boolean isReadOnly(ELContext context)

Specified by:

isReadOnly in class ValueExpression

Parameters:

context - The EL context for this evaluation

Returns:

true if this expression is read only otherwise false

getType

public java.lang.Class<?> getType(ELContext context)

Specified by:

getType in class ValueExpression

Parameters:

context - The EL context for this evaluation

Returns:

The type of the result of this value expression

getExpectedType

public java.lang.Class<?> getExpectedType()

Specified by:

getExpectedType in class ValueExpression

getExpressionString

public java.lang.String getExpressionString()

Specified by:

getExpressionString in class Expression

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in class Expression

equals

public boolean equals(ValueExpressionLiteral ve)

hashCode

public int hashCode()

Specified by:

hashCode in class Expression

isLiteralText

public boolean isLiteralText()

Specified by:

isLiteralText in class Expression

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException