org.zkoss.zel.impl
Class ValueExpressionLiteral

java.lang.Object
  extended by org.zkoss.zel.Expression
      extended by org.zkoss.zel.ValueExpression
          extended by 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
ValueExpressionLiteral()
           
ValueExpressionLiteral(java.lang.Object value, java.lang.Class<?> expectedType)
           
 
Method Summary
 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


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