OnJava8-Examples/serialization/RecoverCADState.java
2015-12-15 11:47:04 -08:00

36 lines
1.3 KiB
Java

// serialization/RecoverCADState.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
// Restoring the state of the pretend CAD system.
// {RunFirst: AStoreCADState}
import java.io.*;
import java.util.*;
public class RecoverCADState {
@SuppressWarnings("unchecked")
public static void main(String[] args) throws Exception {
ObjectInputStream in = new ObjectInputStream(
new FileInputStream("CADState.dat"));
// Read in the same order they were written:
List<Class<? extends Shape>> shapeTypes =
(List<Class<? extends Shape>>)in.readObject();
Line.deserializeStaticState(in);
List<Shape> shapes = (List<Shape>)in.readObject();
System.out.println(shapes);
}
}
/* Output:
[class Circlecolor[1] xPos[58] yPos[55] dim[93]
, class Squarecolor[0] xPos[61] yPos[61] dim[29]
, class Linecolor[3] xPos[68] yPos[0] dim[22]
, class Circlecolor[1] xPos[7] yPos[88] dim[28]
, class Squarecolor[0] xPos[51] yPos[89] dim[9]
, class Linecolor[3] xPos[78] yPos[98] dim[61]
, class Circlecolor[1] xPos[20] yPos[58] dim[16]
, class Squarecolor[0] xPos[40] yPos[11] dim[22]
, class Linecolor[3] xPos[4] yPos[83] dim[6]
, class Circlecolor[1] xPos[75] yPos[10] dim[42]
]
*/