Package org.jfree.chart.labels

Class StandardFlowLabelGenerator

java.lang.Object

org.jfree.chart.labels.StandardFlowLabelGenerator

All Implemented Interfaces:

Serializable, FlowLabelGenerator

public class StandardFlowLabelGenerator
extends Object
implements FlowLabelGenerator, Serializable

Standard flow label generator. Instances of this class are immutable.

Since:

1.5.3

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static String	DEFAULT_TEMPLATE	The default template for formatting the label.

Constructor Summary

Constructors

Constructor	Description
StandardFlowLabelGenerator()	Creates a new instance with the default template.
StandardFlowLabelGenerator(String template)	Creates a new generator with the specified template.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Tests this instance for equality with an arbitrary object.
String	generateLabel(FlowDataset dataset, FlowKey key)	Returns a label for the specified flow.
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_TEMPLATE

public static final String DEFAULT_TEMPLATE

The default template for formatting the label.

See Also:

Constant Field Values

Constructor Details

StandardFlowLabelGenerator

public StandardFlowLabelGenerator()

Creates a new instance with the default template.

StandardFlowLabelGenerator

public StandardFlowLabelGenerator(String template)

Creates a new generator with the specified template. The template is passed to a Java Formatter instance along with four arguments, the stage (an integer), the source (a String), the destination (a String) and the flow value (a Number).

Parameters:

template - the template (null not permitted).

Method Details

generateLabel

public String generateLabel(FlowDataset dataset,
FlowKey key)

Returns a label for the specified flow.

Specified by:

generateLabel in interface FlowLabelGenerator

Parameters:

dataset - the flow dataset (null not permitted).

key - the flow key (null not permitted).

Returns:

The label (possibly null).

equals

public boolean equals(Object obj)

Tests this instance for equality with an arbitrary object.

Overrides:

equals in class Object

Parameters:

obj - the object to test (null permitted).

Returns:

A boolean.

hashCode

public int hashCode()

Overrides:

hashCode in class Object