com.ijchart.xychart.data
Class StatisticalChartData

java.lang.Object
  com.ijchart.xychart.data.AbstractChartData
      com.ijchart.xychart.data.StatisticalChartData

All Implemented Interfaces:

IChartData, java.io.Serializable, java.lang.Cloneable, java.lang.Comparable

public class StatisticalChartData
extends AbstractChartData
implements java.lang.Cloneable, java.io.Serializable

Title: IJChart

Description: a chart library for the Java(tm) platform.

Statistical ChartData object,each object has a mean value and a deviation value, this class is immutable.

Copyright: Copyright (c) 2013

Company:

Version:

1.0

Author:

zhang feng min,shanghai china. Contract me by email.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.ijchart.xychart.data.AbstractChartData

DATE_MASK_LONG

Constructor Summary

StatisticalChartData(double mean, double standardDeviation)
Constructor.

StatisticalChartData(java.lang.Number mean, java.lang.Number standardDeviation)
Constructor.

Method Summary

java.lang.Object	clone() Creates and returns a copy of this object.
int	compareTo(java.lang.Object o) Implements the compareTo() method of interface Comparable.
boolean	equals(java.lang.Object obj) Tests this instance for equality with an arbitrary object.
java.lang.String	getAreaFunctionArguments() Returns the function arguments of hotspot area.
java.lang.String	getAreaURLFragment() Returns the url for hotspot area.
java.lang.String	getLabelText() Returns the label text.
java.lang.Number	getMeanData() Get Number type of mean value (maybe null).
double	getMeanValue() Returns double type of mean value,if value is null then return Double.NaN.
java.lang.Number	getStandDeviationData() Get Number type of deviation value (maybe null).
double	getStandDeviationValue() Returns double type of deviation value,if value is null then return Double.NaN.
int	hashCode() Returns a hash code value for the object.
java.lang.String	toString() Returns a string representation of the object.

Methods inherited from class com.ijchart.xychart.data.AbstractChartData

formatDate, formatDateForFunction, formatNumber, formatNumber, formatNumberForFunction, formatNumberForFunction, getDateFormat, getNumberFormat, setDateFormat, setNumberFormat

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

StatisticalChartData

public StatisticalChartData(double mean,
                            double standardDeviation)

Constructor.

Parameters:

mean - double The mean value.

standardDeviation - double The stand deviation value.

StatisticalChartData

public StatisticalChartData(java.lang.Number mean,
                            java.lang.Number standardDeviation)

Constructor.

Parameters:

mean - Number The mean value (null permitted).

standardDeviation - Number The stand deviation value (null not permitted).

Method Detail

getMeanData

public java.lang.Number getMeanData()

Get Number type of mean value (maybe null).

Returns:

Number Maybe null.

getMeanValue

public double getMeanValue()

Returns double type of mean value,if value is null then return Double.NaN.

Returns:

double The double type mean value,if value is null then return Double.NaN.

getStandDeviationData

public java.lang.Number getStandDeviationData()

Get Number type of deviation value (maybe null).

Returns:

Number Maybe null.

getStandDeviationValue

public double getStandDeviationValue()

Returns double type of deviation value,if value is null then return Double.NaN.

Returns:

double The double type deviation value,if value is null then return Double.NaN.

getLabelText

public java.lang.String getLabelText()

Returns the label text.

Specified by:

getLabelText in interface IChartData

Overrides:

getLabelText in class AbstractChartData

Returns:

String The label text (maybe null).

getAreaFunctionArguments

public java.lang.String getAreaFunctionArguments()

Returns the function arguments of hotspot area.

Specified by:

getAreaFunctionArguments in interface IChartData

Overrides:

getAreaFunctionArguments in class AbstractChartData

Returns:

String The function arguments (maybe null).

getAreaURLFragment

public java.lang.String getAreaURLFragment()

Returns the url for hotspot area.

Specified by:

getAreaURLFragment in interface IChartData

Overrides:

getAreaURLFragment in class AbstractChartData

Returns:

String The url fragment (maybe null).

compareTo

public int compareTo(java.lang.Object o)

Implements the compareTo() method of interface Comparable.

Specified by:

compareTo in interface java.lang.Comparable

Parameters:

o - Object The Object to be compared.

Returns:

int A negative integer, zero, or a positive integer as this object is less than, equal to, or greater than the specified object.

Throws:

java.lang.ClassCastException - if the specified object's type prevents it from being compared to this Object.

equals

public boolean equals(java.lang.Object obj)

Tests this instance for equality with an arbitrary object.

Overrides:

equals in class AbstractChartData

Parameters:

obj - the object (null permitted).

Returns:

A boolean.

hashCode

public int hashCode()

Returns a hash code value for the object.

Overrides:

hashCode in class AbstractChartData

Returns:

int A hash code value for this object.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Creates and returns a copy of this object.

Overrides:

clone in class AbstractChartData

Returns:

object a clone of this instance.

Throws:

java.lang.CloneNotSupportedException - if the object's class does not support the Cloneable interface. Subclasses that override the clone method can also throw this exception to indicate that an instance cannot be cloned.

toString

public java.lang.String toString()

Returns a string representation of the object.

Overrides:

toString in class AbstractChartData

Returns:

a string representation of the object.