Coverage Summary for Class: PersistableObject (net.sf.persism)

1 package net.sf.persism;
2 
3 import net.sf.persism.annotations.NotColumn;
4 
5 /**
6  * Persism uses information from this class to detect which properties are modified in your data objects and only
7  * includes those columns in the SQL UPDATE statements. Data objects can optionally inherit from this class.
8  *
9  * @author Dan Howard
10  * @since 9/15/11 7:14 AM
11  */
12 public abstract class PersistableObject<T> implements Persistable<T> {
13 
14     @NotColumn
15     private T persismOriginalValue = null;
16 
17     @Override
18     public final void saveReadState() throws PersismException {
19         persismOriginalValue = clone();
20     }
21 
22     @Override
23     public final T readOriginalValue() {
24         return persismOriginalValue;
25     }
26 
27     /**
28      * Used by saveReadState for persismOriginalValue
29      *
30      * @return Clone of T
31      */
32     @Override
33     public final T clone() {
34         try {
35             return (T) super.clone();
36         } catch (CloneNotSupportedException e) {
37             throw new PersismException(e.getMessage(), e);
38         }
39     }
40 }