Examples of org.apache.openjpa.util.Proxy

org.apache.openjpa.util.Proxy
Interface implemented by all proxy types to allow setting and nulling of their owning instance. All concrete proxy classes should be public and have publc no-args constructors so that tools that work via reflection on persistent instances can manipulate them. @author Abe White

        assertNotNull(proxy.getDeclaredMethod("setElementAt", 
            new Class[] {Object.class, int.class}));
    }


    public void testListChangeTracker() {
        Proxy coll = _mgr.newCollectionProxy(ArrayList.class, null, null);
        assertNotNull(coll);
        assertNotNull(coll.getChangeTracker());
        assertTrue(coll.getChangeTracker() 
            instanceof CollectionChangeTrackerImpl);
        CollectionChangeTrackerImpl ct = (CollectionChangeTrackerImpl) 
            coll.getChangeTracker();
        assertTrue(ct.allowsDuplicates());
        assertTrue(ct.isOrdered());
    }

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        assertTrue(ct.allowsDuplicates());
        assertTrue(ct.isOrdered());
    }
    
    public void testSetChangeTracker() {
        Proxy coll = _mgr.newCollectionProxy(HashSet.class, null, null);
        assertNotNull(coll);
        assertNotNull(coll.getChangeTracker());
        assertTrue(coll.getChangeTracker() 
            instanceof CollectionChangeTrackerImpl);
        CollectionChangeTrackerImpl ct = (CollectionChangeTrackerImpl) 
            coll.getChangeTracker();
        assertFalse(ct.allowsDuplicates());
        assertFalse(ct.isOrdered());
    }

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        assertFalse(ct.allowsDuplicates());
        assertFalse(ct.isOrdered());
    }
 
    public void testCollectionInterfaceProxy() {
        Proxy coll = _mgr.newCollectionProxy(Collection.class, null, null);
        assertNotNull(coll);
    }

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        Proxy coll = _mgr.newCollectionProxy(Collection.class, null, null);
        assertNotNull(coll);
    }


    public void testListInterfaceProxy() {
        Proxy coll = _mgr.newCollectionProxy(List.class, null, null);
        assertNotNull(coll);
        assertTrue(coll instanceof List);
    }

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        assertNotNull(coll);
        assertTrue(coll instanceof List);
    }


    public void testSetInterfaceProxy() {
        Proxy coll = _mgr.newCollectionProxy(Set.class, null, null);
        assertNotNull(coll);
        assertTrue(coll instanceof Set);
        assertFalse(coll instanceof SortedSet);
    }

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        assertTrue(coll instanceof Set);
        assertFalse(coll instanceof SortedSet);
    }


    public void testSortedSetInterfaceProxy() {
        Proxy coll = _mgr.newCollectionProxy(SortedSet.class, null, null);
        assertNotNull(coll);
        assertTrue(coll instanceof SortedSet);
    }

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    public void testQueueInterfaceProxy() {
        Class queue = getQueueClass();
        if (queue == null)
            return;


        Proxy coll = _mgr.newCollectionProxy(queue, null, null);
        assertNotNull(coll);
        assertTrue(queue.isInstance(coll));
    }

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        populate(cal);
        assertCalendarsEquals(cal, (Calendar)orig.clone());
    }


    public void testCalendarAbstractClassProxy() {
        Proxy cal = _mgr.newCalendarProxy(Calendar.class, null);
        assertNotNull(cal);
    }

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                case JavaTypes.CALENDAR:
                case JavaTypes.DATE:
                case JavaTypes.OBJECT:
                    sm.provideField(getDetachedPersistenceCapable(), this, i);
                    if (objval instanceof Proxy) {
                        Proxy proxy = (Proxy) objval;
                        if (proxy.getChangeTracker() != null)
                            proxy.getChangeTracker().stopTracking();
                        proxy.setOwner(dsm, (dsm == null) ? -1 : i);
                    }
                }
            }
            clear();
        }

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                case JavaTypes.CALENDAR:
                case JavaTypes.DATE:
                case JavaTypes.OBJECT:
                    sm.provideField(getDetachedPersistenceCapable(), this, i);
                    if (objval instanceof Proxy) {
                        Proxy proxy = (Proxy) objval;
                        if (proxy.getChangeTracker() != null)
                            proxy.getChangeTracker().stopTracking();
                        proxy.setOwner(dsm, (dsm == null) ? -1 : i);
                    }
                }
            }
            clear();
        }

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