DesignExpressionReturnValue (JasperReports Javadoc 7.0.1 API)

java.lang.Object
- net.sf.jasperreports.engine.base.BaseCommonReturnValue
- - net.sf.jasperreports.engine.design.DesignCommonReturnValue
  - - net.sf.jasperreports.engine.design.DesignExpressionReturnValue

All Implemented Interfaces:

Serializable, Cloneable, CommonReturnValue, JRChangeEventsSupport, ExpressionReturnValue, JRCloneable
```
public class DesignExpressionReturnValue
extends DesignCommonReturnValue
implements ExpressionReturnValue
```
Implementation of ExpressionReturnValue to be used for report design purposes.

Author:

Teodor Danciu (teodord@users.sourceforge.net)

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

protected JRExpression expression
The expression producing the value to copy.

static String PROPERTY_EXPRESSION
- Fields inherited from class net.sf.jasperreports.engine.design.DesignCommonReturnValue
  PROPERTY_CALCULATION, PROPERTY_INCREMENTER_FACTORY_CLASS_NAME, PROPERTY_TO_VARIABLE
- Fields inherited from class net.sf.jasperreports.engine.base.BaseCommonReturnValue
  calculation, incrementerFactoryClassName, toVariable

Constructor Summary

Constructors
Constructor Description

DesignExpressionReturnValue()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`clone()`
`JRExpression`	`getExpression()`	Returns the expression whose value should be copied.
`void`	`setExpression(JRExpression expression)`	Sets the expression.

Methods inherited from class net.sf.jasperreports.engine.design.DesignCommonReturnValue
getEventSupport, setCalculation, setIncrementerFactoryClassName, setToVariable

Methods inherited from class net.sf.jasperreports.engine.base.BaseCommonReturnValue
getCalculation, getIncrementerFactoryClassName, getToVariable

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

Methods inherited from interface net.sf.jasperreports.engine.CommonReturnValue
getCalculation, getIncrementerFactoryClassName, getToVariable

- Field Detail
  - PROPERTY_EXPRESSION
```
public static final String PROPERTY_EXPRESSION
```
    See Also:
    
    Constant Field Values
  - expression
```
protected JRExpression expression
```
    The expression producing the value to copy.
- Constructor Detail
  - DesignExpressionReturnValue
```
public DesignExpressionReturnValue()
```
- Method Detail
  - getExpression
```
public JRExpression getExpression()
```
    Returns the expression whose value should be copied.
    
    Specified by:
    
    getExpression in interface ExpressionReturnValue
    
    Returns:
    
    the expression whose value should be copied.
  - setExpression
```
public void setExpression(JRExpression expression)
```
    Sets the expression.
    
    Parameters:
    
    expression - the expression
    
    See Also:
    
    ExpressionReturnValue.getExpression()
  - clone
```
public Object clone()
```
    Specified by:
    
    clone in interface JRCloneable
    
    Overrides:
    
    clone in class DesignCommonReturnValue