public void test() {
ObjectContainer oc = Test.objectContainer();
ObjectSet objectSet = oc.queryByExample(new CallbackCanDelete("p1", null));
CallbackCanDelete ccd = (CallbackCanDelete) objectSet.next();
oc.deactivate(ccd, Integer.MAX_VALUE);
oc.delete(ccd);
}
// Constructors and Operations:
public static void main(String[] arg) {
ObjectContainer db = Db4oEmbedded.openFile(Db4oEmbedded.newConfiguration(), DB.TAXI);
System.out.println("Datenbank " + DB.TAXI + " wurde geöffnet.");
try {
// Hier tun wir etwas mit der Datenbank.
} finally {
db.close();
}
}
private void createFile(Configuration config, String fileName) throws IOException {
ObjectContainer oc = Db4o.openFile(config, fileName);
try {
populate(oc);
} finally {
oc.close();
}
File4.copy(fileName, fileName + "0");
}
/** @deprecated using deprecated api */
public void test() throws Exception {
int originalActivationDepth = ((Config4Impl) Db4o.configure()).activationDepth();
Db4o.configure().activationDepth(0);
ObjectServer server = Db4oClientServer.openServer(tempFile(), -1);
try {
server.grantAccess("db4o", "db4o");
ObjectContainer oc =
Db4oClientServer.openClient("localhost", server.ext().port(), "db4o", "db4o");
oc.close();
} finally {
Db4o.configure().activationDepth(originalActivationDepth);
server.close();
}
}
protected static void showAgglomerationsInfoFromDeparment(ObjectContainer bd, String depId) {
ObjectSet<Departement> oc =
bd.query(
new Predicate<Departement>() {
public boolean match(Departement d) {
return true;
}
});
for (Departement d : oc) {
if (d.getNom() == depId) {
for (Agglomeration ag : d.agglomerations) {
System.out.println(
"codePostal: "
+ ag.codePostal
+ " nom: "
+ ag.nom
+ " descritpion: "
+ ag.description
+ " nbHabit: "
+ ag.description
+ " surface: "
+ d.surface);
}
}
}
}
private void checkFiles(boolean useLogFile, String fileName, String infix, int count) {
for (int i = 1; i <= count; i++) {
String versionedFileName = fileName + infix + i;
if (VERBOSE) {
System.out.println("Checking " + versionedFileName);
}
ObjectContainer oc = Db4o.openFile(baseConfig(useLogFile), versionedFileName);
try {
if (!stateBeforeCommit(oc)) {
if (!stateAfterFirstCommit(oc)) {
Assert.isTrue(stateAfterSecondCommit(oc));
}
}
} finally {
oc.close();
}
}
}
public void test() {
final Collection4 expected =
new Collection4(new Object[] {"PING", Boolean.TRUE, new Integer(42)});
final MessageCollector recipient = new MessageCollector();
final ObjectServer server = openServerWith(recipient);
try {
final ObjectContainer client = openClient("client", server);
try {
final MessageSender sender = messageSender(client);
sendAll(expected, sender);
} finally {
client.close();
}
} finally {
server.close();
}
Assert.areEqual(expected.toString(), recipient.messages.toString());
}
private boolean expect(ObjectContainer container, String[] names) {
Collection4 expected = new Collection4(names);
ObjectSet actual = container.query(CrashData.class);
while (actual.hasNext()) {
CrashData current = (CrashData) actual.next();
if (!expected.remove(current._name)) {
return false;
}
}
return expected.isEmpty();
}
public void test() {
Test.store(new Parent1(new Child1()));
ObjectContainer container = Test.reOpen();
container
.ext()
.configure()
.addAlias(new TypeAlias("com.db4o.test.aliases.Parent1", "com.db4o.test.aliases.Parent2"));
container
.ext()
.configure()
.addAlias(new TypeAlias("com.db4o.test.aliases.Child1", "com.db4o.test.aliases.Child2"));
ObjectSet os = container.query(Parent2.class);
Test.ensure(os.size() > 0);
Parent2 p2 = (Parent2) os.next();
Test.ensure(p2.child != null);
}
public void specific(ObjectContainer con, int step) {
super.specific(con, step);
TEntry entry = new TEntry().lastElement();
Stack stack = new Stack();
if (step > 0) {
stack.addElement(entry.key);
ObjectSet set = con.queryByExample(stack);
if (set.size() != step) {
Regression.addError("Stack member query not found");
} else {
Stack res = (Stack) set.next();
if (!(stack.pop().equals(new TEntry().lastElement().key))) {
Regression.addError("Stack order changed.");
}
}
}
}
private void predictCollisions(Ball sourceBall) {
double dt = CollisionUtils.calcTimeToHitWall(sourceBall, WallType.HORIZONTAL);
if (CollisionUtils.isCollisionConsistency(dt)) {
queue.add(new WallCollisionEvent(timer.getTimestamp(dt), sourceBall, WallType.HORIZONTAL));
}
dt = CollisionUtils.calcTimeToHitWall(sourceBall, WallType.VERTICAL);
if (CollisionUtils.isCollisionConsistency(dt)) {
queue.add(new WallCollisionEvent(timer.getTimestamp(dt), sourceBall, WallType.VERTICAL));
}
for (Ball targetBall : objectContainer.getBalls()) {
dt = CollisionUtils.calcTimeToHitBall(sourceBall, targetBall);
if (CollisionUtils.isCollisionConsistency(dt)) {
queue.add(new BallCollisionEvent(timer.getTimestamp(dt), sourceBall, targetBall));
}
}
}
private void populate(ObjectContainer container) {
for (int i = 0; i < 10; i++) {
container.store(new Item("delme"));
}
CrashData one = new CrashData(null, "one");
CrashData two = new CrashData(one, "two");
CrashData three = new CrashData(one, "three");
container.store(one);
container.store(two);
container.store(three);
container.commit();
ObjectSet objectSet = container.query(Item.class);
while (objectSet.hasNext()) {
container.delete(objectSet.next());
}
}
private void start() {
ObjectContainer oc =
com.db4o.cs.Db4oClientServer.openClient(
Db4oNetworking.HOST, _port, Db4oNetworking.USERNAME, Db4oNetworking.PASSWORD);
oc.store(new Item(0));
oc.commit();
print("[0]");
print(CLIENT_STARTED_OK);
for (int i = 1; i < ITEM_COUNT; i++) {
oc.store(new Item(i));
oc.commit();
print("[" + i + "]");
}
oc.close();
print(CLIENT_COMPLETED_OK);
}
public static void main(String[] args) {
new File(FILE).delete();
ObjectContainer oc = Db4o.openFile(FILE);
for (int i = 0; i < COUNT; i++) {
oc.store(new AddJustOneObject());
}
oc.close();
oc = Db4o.openFile(FILE);
long start = System.currentTimeMillis();
oc.store(new AddJustOneObject());
oc.commit();
long stop = System.currentTimeMillis();
oc.close();
long duration = stop - start;
System.out.println("Add one to " + COUNT + " and commit: " + duration + "ms");
}
public void objectOnDeactivate(ObjectContainer container) {
container.deactivate(parent, 3);
}
/**
* Method for getting the index of a given Panel
*
* @param object The object to get the index of
* @return The index of the given object
*/
public int getIndex(GPropertiesPanel object) {
return objects.getIndex(object);
}
/**
* Method gets the size of this container.
*
* @return The size.
*/
public int getPanelsSize() {
return objects.getSize();
}
/**
* Method for getting a Panel by index reference
*
* @param index The index of the object
* @return The object with the given index
*/
public GPropertiesPanel getPanel(int index) {
return (GPropertiesPanel) objects.get(index);
}
/** Method for removing all current Panels */
public void removeAllPanels() {
pane.removeAll();
objects.removeAll();
}
/**
* Method for removing a Panel by object reference
*
* @param object The object to remove
*/
public void removePanel(GPropertiesPanel object) {
pane.remove(object);
objects.remove(object);
}
/**
* Method for removing a Panel by index reference
*
* @param index The index of the object to remove
*/
public void removePanel(int index) {
pane.remove((GPropertiesPanel) objects.get(index));
objects.remove(index);
}
/**
* Method for adding a new Panel
*
* @param object The new Panel
*/
public void addPanel(GPropertiesPanel object, String title) {
pane.add(object, title);
objects.add(object);
}
public void sodaQuery(ObjectContainer oc) {
Query q = oc.query();
q.constrain(Cat.class);
constrain(q);
q.execute();
}
private void moveBalls(double dt) {
for (Ball ball : objectContainer.getBalls()) {
ball.move(dt);
}
}
public static long[] allActivatableElementIds(ObjectContainer db) {
Query q = db.query();
q.constrain(ActivatableElement.class);
ObjectSet<Object> objectSet = q.execute();
return objectSet.ext().getIDs();
}
/** @sharpen.remove */
public void test() throws IOException {
boolean cached = USE_CACHE.value().booleanValue();
boolean useLogFile = USE_LOGFILE.value().booleanValue();
boolean writeTrash = WRITE_TRASH.value().booleanValue();
if (cached && writeTrash) {
System.err.println(
"DISABLED CrashSimulatingTestCase: combination of write trash and cache");
// The cache may touch more bytes than the ones we modified.
// We should be safe even if we don't get this test to pass.
return;
}
if (useLogFile && writeTrash) {
System.err.println(
"DISABLED CrashSimulatingTestCase: combination of write trash and use log file");
// The log file is not a public API yet anyway.
// It's only needed for the PointerBasedIdSystem
// With the new BTreeIdSystem it's not likely to become important
// so we can safely ignore the failing write trash case.
return;
}
if (Platform4.needsLockFileThread()) {
System.out.println(
"CrashSimulatingTestCase is ignored on platforms with lock file thread.");
return;
}
String path = Path4.combine(Path4.getTempPath(), "crashSimulate");
String fileName = Path4.combine(path, "cs");
File4.delete(fileName);
File4.mkdirs(path);
createFile(baseConfig(useLogFile), fileName);
CrashSimulatingStorage crashSimulatingStorage =
new CrashSimulatingStorage(new FileStorage(), fileName);
Storage storage =
cached ? (Storage) new CachingStorage(crashSimulatingStorage) : crashSimulatingStorage;
Configuration recordConfig = baseConfig(useLogFile);
recordConfig.storage(storage);
ObjectContainer oc = Db4o.openFile(recordConfig, fileName);
ObjectSet objectSet = oc.queryByExample(new CrashData(null, "three"));
oc.delete(objectSet.next());
oc.store(new CrashData(null, "four"));
oc.store(new CrashData(null, "five"));
oc.store(new CrashData(null, "six"));
oc.store(new CrashData(null, "seven"));
oc.store(new CrashData(null, "eight"));
oc.store(new CrashData(null, "nine"));
oc.store(new CrashData(null, "10"));
oc.store(new CrashData(null, "11"));
oc.store(new CrashData(null, "12"));
oc.store(new CrashData(null, "13"));
oc.store(new CrashData(null, "14"));
oc.commit();
Query q = oc.query();
q.constrain(CrashData.class);
objectSet = q.execute();
while (objectSet.hasNext()) {
CrashData cData = (CrashData) objectSet.next();
if (!(cData._name.equals("10") || cData._name.equals("13"))) {
oc.delete(cData);
}
}
oc.commit();
oc.close();
int count = crashSimulatingStorage._batch.writeVersions(fileName, writeTrash);
checkFiles(useLogFile, fileName, "R", crashSimulatingStorage._batch.numSyncs());
checkFiles(useLogFile, fileName, "W", count);
if (VERBOSE) {
System.out.println("Total versions: " + count);
}
}
public void objectOnActivate(ObjectContainer container) {
CallbacksTestCase.called[CallbacksTestCase.ACTIVATE] = true;
container.activate(parent, 3);
}
public boolean objectCanDelete(ObjectContainer container) {
container.activate(this, Integer.MAX_VALUE);
Test.ensure(_name.equals("p1"));
Test.ensure(_next != null);
return true;
}
public void objectOnDelete(ObjectContainer container) {
container.delete(parent);
}
public void test() {
ObjectContainer con = Test.objectContainer();
Test.deleteAllInstances(this);
IsStored isStored = new IsStored();
isStored.myString = "isStored";
con.store(isStored);
Test.ensure(con.ext().isStored(isStored));
Test.ensure(Test.occurrences(this) == 1);
con.delete(isStored);
Test.ensure(!con.ext().isStored(isStored));
Test.ensure(Test.occurrences(this) == 0);
con.commit();
if (con.ext().isStored(isStored)) {
// this will fail in CS due to locally cached references
if (!Test.clientServer) {
Test.error();
}
}
Test.ensure(Test.occurrences(this) == 0);
con.store(isStored);
Test.ensure(con.ext().isStored(isStored));
Test.ensure(Test.occurrences(this) == 1);
con.commit();
Test.ensure(con.ext().isStored(isStored));
Test.ensure(Test.occurrences(this) == 1);
con.delete(isStored);
Test.ensure(!con.ext().isStored(isStored));
Test.ensure(Test.occurrences(this) == 0);
con.commit();
if (con.ext().isStored(isStored)) {
// this will fail in CS due to locally cached references
if (!Test.clientServer) {
Test.error();
}
}
Test.ensure(Test.occurrences(this) == 0);
}