The Java Developers Almanac 1.4

e45. Deserializing an Object

See also e44 Serializing an Object.

    try {
        // Deserialize from a file
        File file = new File("filename.ser");
        ObjectInputStream in = new ObjectInputStream(new FileInputStream(file));
        // Deserialize the object
        javax.swing.JButton button = (javax.swing.JButton) in.readObject();
        in.close();
    
        // Get some byte array data
        byte[] bytes = getBytesFromFile(file);
        // see e36 Reading a File into a Byte Array for the implementation of this method
    
        // Deserialize from a byte array
        in = new ObjectInputStream(new ByteArrayInputStream(bytes));
        button = (javax.swing.JButton) in.readObject();
        in.close();
    } catch (ClassNotFoundException e) {
    } catch (IOException e) {
    }

Related Examples

e44. Serializing an Object
e46. Implementing a Serializable Singleton

See also: Directories    Encodings    Filenames and Pathnames    Files    Parsing    Reading and Writing

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