StaticDataSource (classic-core 9.3.0.0-424 API)

java.lang.Object
- org.pentaho.reporting.engine.classic.core.filter.StaticDataSource

All Implemented Interfaces:

Serializable, Cloneable, DataSource
```
public class StaticDataSource
extends Object
implements DataSource
```
A data source that returns a constant value. An example is a label on a report.

Author:

Thomas Morgner

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

StaticDataSource()
Default constructor.

StaticDataSource(Object o)
Constructs a new static data source.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`StaticDataSource`	`clone()`	Clones the data source, although the enclosed 'static' value is not cloned.
`Object`	`getValue()`	Returns the value set in this datasource.
`Object`	`getValue(ExpressionRuntime runtime, ReportElement element)`	Returns the value of the data source.
`void`	`setValue(Object o)`	Sets the value of the data source.

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

- Constructor Detail
  - StaticDataSource
```
public StaticDataSource()
```
    Default constructor.
  - StaticDataSource
```
public StaticDataSource(Object o)
```
    Constructs a new static data source.
    
    Parameters:
    
    o - The value.
- Method Detail
  - setValue
```
public void setValue(Object o)
```
    Sets the value of the data source.
    
    Parameters:
    
    o - The value.
  - getValue
```
public Object getValue()
```
    Returns the value set in this datasource. This method exists to make the value-property beanified.
    
    Returns:
    
    the value.
  - getValue
```
public Object getValue(ExpressionRuntime runtime,
                       ReportElement element)
```
    Returns the value of the data source.
    
    Specified by:
    
    getValue in interface DataSource
    
    Parameters:
    
    runtime - the expression runtime that is used to evaluate formulas and expressions when computing the value of this filter.
    
    element -
    
    Returns:
    
    The value.
  - clone
```
public StaticDataSource clone()
                       throws CloneNotSupportedException
```
    Clones the data source, although the enclosed 'static' value is not cloned.
    
    Specified by:
    
    clone in interface DataSource
    
    Overrides:
    
    clone in class Object
    
    Returns:
    
    a clone.
    
    Throws:
    
    CloneNotSupportedException - this should never happen.