VariableMapperImpl (Beans Binding)

java.lang.Object
- org.jdesktop.el.VariableMapper
- - org.jdesktop.el.impl.lang.VariableMapperImpl

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable
```
public class VariableMapperImpl
extends VariableMapper
implements java.io.Externalizable
```
See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

VariableMapperImpl()

Constructors
Constructor	Description
`VariableMapperImpl()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`readExternal(java.io.ObjectInput in)`
`ValueExpression`	`resolveVariable(java.lang.String variable)`
`ValueExpression`	`setVariable(java.lang.String variable, ValueExpression expression)`	Assign a ValueExpression to an EL variable, replacing any previously assignment to the same variable.
`void`	`writeExternal(java.io.ObjectOutput out)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - VariableMapperImpl
```
public VariableMapperImpl()
```
- Method Detail
  - resolveVariable
```
public ValueExpression resolveVariable(java.lang.String variable)
```
    Specified by:
    
    resolveVariable in class VariableMapper
    
    Parameters:
    
    variable - The variable name
    
    Returns:
    
    the ValueExpression assigned to the variable, null if there is no previous assignment to this variable.
  - setVariable
```
public ValueExpression setVariable(java.lang.String variable,
                                   ValueExpression expression)
```
    Description copied from class: VariableMapper
    
    Assign a ValueExpression to an EL variable, replacing any previously assignment to the same variable. The assignment for the variable is removed if the expression is null.
    
    Specified by:
    
    setVariable in class VariableMapper
    
    Parameters:
    
    variable - The variable name
    
    expression - The ValueExpression to be assigned to the variable.
    
    Returns:
    
    The previous ValueExpression assigned to this variable, null if there is no previouse assignment to this variable.
  - 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
  - writeExternal
```
public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException
```
    Specified by:
    
    writeExternal in interface java.io.Externalizable
    
    Throws:
    
    java.io.IOException

Class VariableMapperImpl

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

VariableMapperImpl

Method Detail

resolveVariable

setVariable

readExternal

writeExternal