com.amazon.redshift.geometric

Class RedshiftCircle

java.lang.Object

com.amazon.redshift.util.RedshiftObject

com.amazon.redshift.geometric.RedshiftCircle

All Implemented Interfaces:

Serializable, Cloneable

public class RedshiftCircle
extends RedshiftObject
implements Serializable, Cloneable

This represents com.amazon.redshift's circle datatype, consisting of a point and a radius.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
RedshiftPoint	center This is the center point.
double	radius This is the radius.

Fields inherited from class com.amazon.redshift.util.RedshiftObject

type, value

Constructor Summary

Constructors

Constructor and Description
RedshiftCircle() This constructor is used by the driver.
RedshiftCircle(double x, double y, double r)
RedshiftCircle(RedshiftPoint c, double r)
RedshiftCircle(String s)

Method Summary

Modifier and Type	Method and Description
Object	clone() This must be overidden to allow the object to be cloned.
boolean	equals(Object obj) This must be overidden to allow comparisons of objects.
String	getValue() This must be overidden, to return the value of the object, in the form required by com.amazon.redshift.
int	hashCode() Compute hash.
void	setValue(String s) This method sets the value of this object.

Methods inherited from class com.amazon.redshift.util.RedshiftObject

getType, setType, toString

Methods inherited from class java.lang.Object

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

Field Detail

center

public RedshiftPoint center

This is the center point.

radius

public double radius

This is the radius.

Constructor Detail

RedshiftCircle

public RedshiftCircle(double x,
                      double y,
                      double r)

Parameters:

x - coordinate of center

y - coordinate of center

r - radius of circle

RedshiftCircle

public RedshiftCircle(RedshiftPoint c,
                      double r)

Parameters:

c - RedshiftPoint describing the circle's center

r - radius of circle

RedshiftCircle

public RedshiftCircle(String s)
               throws SQLException

Parameters:

s - definition of the circle in Redshift's syntax.

Throws:

SQLException - on conversion failure

RedshiftCircle

public RedshiftCircle()

This constructor is used by the driver.

Method Detail

setValue

public void setValue(String s)
              throws SQLException

Description copied from class: RedshiftObject

This method sets the value of this object. It must be overridden.

Overrides:

setValue in class RedshiftObject

Parameters:

s - definition of the circle in Redshift's syntax.

Throws:

SQLException - on conversion failure

equals

public boolean equals(Object obj)

Description copied from class: RedshiftObject

This must be overidden to allow comparisons of objects.

Overrides:

equals in class RedshiftObject

Parameters:

obj - Object to compare with

Returns:

true if the two circles are identical

hashCode

public int hashCode()

Description copied from class: RedshiftObject

Compute hash. As equals() use only value. Return the same hash for the same value.

Overrides:

hashCode in class RedshiftObject

Returns:

Value hashcode, 0 if value is null Objects.hashCode(Object)

clone

public Object clone()
             throws CloneNotSupportedException

Description copied from class: RedshiftObject

This must be overidden to allow the object to be cloned.

Overrides:

clone in class RedshiftObject

Throws:

CloneNotSupportedException

getValue

public String getValue()

Description copied from class: RedshiftObject

This must be overidden, to return the value of the object, in the form required by com.amazon.redshift.

Overrides:

getValue in class RedshiftObject

Returns:

the RedshiftCircle in the syntax expected by com.amazon.redshift