com.ijchart.xychart.data
Class StatisticalChartData

java.lang.Object
  extended by com.ijchart.xychart.data.AbstractChartData
      extended by 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.