Package org.postgresql.geometric

Class PGpolygon

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable
    public class PGpolygon
extends PGobject
implements java.io.Serializable, java.lang.Cloneable
    This implements the polygon datatype within PostgreSQL.
    See Also:
    Serialized Form

    • Field Summary

      Fields 
      Modifier and Type Field Description
      PGpoint[] points
      The points defining the polygon.

    • Constructor Summary

      Constructors 
      Constructor Description
      PGpolygon()
      Required by the driver.
      PGpolygon​(java.lang.String s)  
      PGpolygon​(PGpoint[] points)
      Creates a polygon using an array of PGpoints.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Object clone()
      This must be overidden to allow the object to be cloned.
      boolean equals​(java.lang.Object obj)
      This must be overidden to allow comparisons of objects.
      java.lang.String getValue()
      This must be overidden, to return the value of the object, in the form required by org.postgresql.
      int hashCode()
      Compute hash.
      void setValue​(java.lang.String s)
      This method sets the value of this object.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • points

        public PGpoint[] points
        The points defining the polygon.

    • Constructor Detail

      • PGpolygon

        public PGpolygon​(PGpoint[] points)
        Creates a polygon using an array of PGpoints.
        Parameters:
        points - the points defining the polygon

      • PGpolygon

        public PGpolygon​(java.lang.String s)
          throws java.sql.SQLException
        Parameters:
        s - definition of the polygon in PostgreSQL's syntax.
        Throws:
        java.sql.SQLException - on conversion failure

      • PGpolygon

        public PGpolygon()
        Required by the driver.

    • Method Detail

      • setValue

        public void setValue​(java.lang.String s)
              throws java.sql.SQLException
        Description copied from class: PGobject
        This method sets the value of this object. It must be overridden.
        Overrides:
        setValue in class PGobject
        Parameters:
        s - Definition of the polygon in PostgreSQL's syntax
        Throws:
        java.sql.SQLException - on conversion failure

      • equals

        public boolean equals​(java.lang.Object obj)
        Description copied from class: PGobject
        This must be overidden to allow comparisons of objects.
        Overrides:
        equals in class PGobject
        Parameters:
        obj - Object to compare with
        Returns:
        true if the two polygons are identical

      • hashCode

        public int hashCode()
        Description copied from class: PGobject
        Compute hash. As equals() use only value. Return the same hash for the same value.
        Overrides:
        hashCode in class PGobject
        Returns:
        Value hashcode, 0 if value is null Objects.hashCode(Object)

      • clone

        public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
        Description copied from class: PGobject
        This must be overidden to allow the object to be cloned.
        Overrides:
        clone in class PGobject
        Throws:
        java.lang.CloneNotSupportedException

      • getValue

        public java.lang.String getValue()
        Description copied from class: PGobject
        This must be overidden, to return the value of the object, in the form required by org.postgresql.
        Overrides:
        getValue in class PGobject
        Returns:
        the PGpolygon in the syntax expected by org.postgresql