OnJava8-Examples/serialization/RecoverCADState.java
2016-07-22 14:45:35 -06:00

39 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 fictitious CAD system
// {RunFirst: AStoreCADState}
import java.io.*;
import java.util.*;
public class RecoverCADState {
@SuppressWarnings("unchecked")
public static void
main(String[] args) throws Exception {
try(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[35] yPos[37] dim[41]
, class Squarecolor[0] xPos[20] yPos[77] dim[79]
, class Linecolor[3] xPos[56] yPos[68] dim[48]
, class Circlecolor[1] xPos[93] yPos[70] dim[7]
, class Squarecolor[0] xPos[0] yPos[25] dim[62]
, class Linecolor[3] xPos[34] yPos[50] dim[82]
, class Circlecolor[1] xPos[31] yPos[67] dim[66]
, class Squarecolor[0] xPos[54] yPos[21] dim[6]
, class Linecolor[3] xPos[63] yPos[39] dim[63]
, class Circlecolor[1] xPos[13] yPos[90] dim[92]
]
*/