diff options
Diffstat (limited to 'src/interfaces/jdbc/postgresql/geometric/PGbox.java')
| -rw-r--r-- | src/interfaces/jdbc/postgresql/geometric/PGbox.java | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/interfaces/jdbc/postgresql/geometric/PGbox.java b/src/interfaces/jdbc/postgresql/geometric/PGbox.java new file mode 100644 index 0000000000..1814832690 --- /dev/null +++ b/src/interfaces/jdbc/postgresql/geometric/PGbox.java @@ -0,0 +1,105 @@ +package postgresql.geometric; + +import java.io.*; +import java.sql.*; +import postgresql.util.*; + +/** + * This represents the box datatype within postgresql. + */ +public class PGbox extends PGobject implements Serializable,Cloneable +{ + /** + * These are the two points. + */ + public PGpoint point[] = new PGpoint[2]; + + /** + * @param x1 first x coordinate + * @param y1 first y coordinate + * @param x2 second x coordinate + * @param y2 second y coordinate + */ + public PGbox(double x1,double y1,double x2,double y2) + { + this(); + this.point[0] = new PGpoint(x1,y1); + this.point[1] = new PGpoint(x2,y2); + } + + /** + * @param p1 first point + * @param p2 second point + */ + public PGbox(PGpoint p1,PGpoint p2) + { + this(); + this.point[0] = p1; + this.point[1] = p2; + } + + /** + * @param s Box definition in PostgreSQL syntax + * @exception SQLException if definition is invalid + */ + public PGbox(String s) throws SQLException + { + this(); + setValue(s); + } + + /** + * Required constructor + */ + public PGbox() + { + setType("box"); + } + + /** + * This method sets the value of this object. It should be overidden, + * but still called by subclasses. + * + * @param value a string representation of the value of the object + * @exception SQLException thrown if value is invalid for this type + */ + public void setValue(String value) throws SQLException + { + PGtokenizer t = new PGtokenizer(value,','); + if(t.getSize() != 2) + throw new SQLException("conversion of box failed - "+value); + + point[0] = new PGpoint(t.getToken(0)); + point[1] = new PGpoint(t.getToken(1)); + } + + /** + * @param obj Object to compare with + * @return true if the two boxes are identical + */ + public boolean equals(Object obj) + { + if(obj instanceof PGbox) { + PGbox p = (PGbox)obj; + return (p.point[0].equals(point[0]) && p.point[1].equals(point[1])) || + (p.point[0].equals(point[1]) && p.point[1].equals(point[0])); + } + return false; + } + + /** + * This must be overidden to allow the object to be cloned + */ + public Object clone() + { + return new PGbox((PGpoint)point[0].clone(),(PGpoint)point[1].clone()); + } + + /** + * @return the PGbox in the syntax expected by postgresql + */ + public String getValue() + { + return point[0].toString()+","+point[1].toString(); + } +} |
