public void testTransactionConsistentVersion() throws Exception {
store(new Item(NEWER));
db().commit();
Item newer = itemByName(NEWER);
Item original = itemByName(ORIGINAL);
Assert.isGreater(version(original), version(newer));
newer._name += " modified";
original._name += " modified";
store(newer);
store(original);
db().commit();
Assert.areEqual(version(newer), version(original));
reopen();
newer = itemByName(newer._name);
original = itemByName(original._name);
Assert.areEqual(version(newer), version(original));
}
public static Item newItem(int depth) {
if (depth == 0) {
return null;
}
Item header = new Item(depth);
header._next = TAItem.newTAITem(depth - 1);
return header;
}
protected void store() {
Item dd1 = new Item();
dd1.atom = new Atom("justone");
store(dd1);
Item dd2 = new Item();
dd2.atom = dd1.atom;
store(dd2);
}
protected Object[] createValues() {
Item[] values = new Item[data.length + 1];
for (int i = 0; i < data.length; i++) {
Item item = new Item();
item._typedPrimitive = data[i];
item._typedWrapper = new Short(data[i]);
item._untyped = new Short(data[i]);
values[i] = item;
}
values[values.length - 1] = new Item();
return values;
}
public void testVersionIncrease() {
Item item = (Item) retrieveOnlyInstance(Item.class);
ObjectInfo objectInfo = db().getObjectInfo(item);
long version1 = objectInfo.getCommitTimestamp();
item._name = "modified";
db().store(item);
db().commit();
long version2 = objectInfo.getCommitTimestamp();
Assert.isGreater(version1, version2);
db().store(item);
db().commit();
objectInfo = db().getObjectInfo(item);
long version3 = objectInfo.getCommitTimestamp();
Assert.isGreater(version2, version3);
}
public void testRefresh() {
ExtObjectContainer client1 = openNewSession();
ExtObjectContainer client2 = openNewSession();
Item item1 = retrieveInstance(client1);
Item item2 = retrieveInstance(client2);
Item next1 = item1;
int value = 10;
while (next1 != null) {
Assert.areEqual(value, next1.getValue());
next1 = next1.next();
value--;
}
Item next2 = item2;
value = 10;
while (next2 != null) {
Assert.areEqual(value, next2.getValue());
next2 = next2.next();
value--;
}
item1.setValue(100);
item1.next().setValue(200);
client1.store(item1, 2);
client1.commit();
Assert.areEqual(100, item1.getValue());
Assert.areEqual(200, item1.next().getValue());
Assert.areEqual(10, item2.getValue());
Assert.areEqual(9, item2.next().getValue());
// refresh 0
client2.refresh(item2, 0);
Assert.areEqual(10, item2.getValue());
Assert.areEqual(9, item2.next().getValue());
// refresh 1
client2.refresh(item2, 1);
Assert.areEqual(100, item2.getValue());
Assert.areEqual(9, item2.next().getValue());
// refresh 2
client2.refresh(item2, 2);
Assert.areEqual(100, item2.getValue());
// FIXME: maybe a bug
// Assert.areEqual(200, item2.next().getValue());
next1 = item1;
value = 1000;
while (next1 != null) {
next1.setValue(value);
next1 = next1.next();
value++;
}
client1.store(item1, 5);
client1.commit();
client2.refresh(item2, 5);
next2 = item2;
for (int i = 1000; i < 1005; i++) {
Assert.areEqual(i, next2.getValue());
next2 = next2.next();
}
client1.close();
client2.close();
}
protected void store() throws Exception {
Item item = TAItem.newItem(ITEM_DEPTH);
item._isRoot = true;
store(item);
}