本文整理了Java中io.objectbox.Box类的一些代码示例，展示了Box类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Box类的具体详情如下：
包路径：io.objectbox.Box
类名称：Box

Box介绍

[英]A box to store objects of a particular class.

Thread-safe.
[中]用于存储特定类的对象的框。
线程安全。

代码示例

代码示例来源：origin: objectbox/objectbox-java

@Override
  public void run() {
    long targetKey = targetBox.put(target);
    setResolvedTarget(target, targetKey);
    entityBox.put(entity);
  }
});

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testBuild() {
  Query query = box.query().build();
  assertNotNull(query);
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testRemoveMany() {
  List<TestEntity> entities = new ArrayList<>();
  for (int i = 0; i < 10; i++) {
    TestEntity entity = new TestEntity();
    entity.setSimpleInt(2000 + i);
    entities.add(entity);
  }
  box.put(entities);
  assertEquals(entities.size(), box.count());
  box.remove(entities.get(1));
  assertEquals(entities.size() - 1, box.count());
  box.remove(entities.get(4), entities.get(5));
  assertEquals(entities.size() - 3, box.count());
  List<TestEntity> entitiesRemove = new ArrayList<>();
  entitiesRemove.add(entities.get(2));
  entitiesRemove.add(entities.get(8));
  entitiesRemove.add(entities.get(7));
  box.remove(entitiesRemove);
  assertEquals(entities.size() - 6, box.count());
  List<TestEntity> entitiesRead = box.getAll();
  assertEquals(entities.size() - 6, entitiesRead.size());
  assertEquals(2000, entitiesRead.get(0).getSimpleInt());
  assertEquals(2003, entitiesRead.get(1).getSimpleInt());
  assertEquals(2006, entitiesRead.get(2).getSimpleInt());
  assertEquals(2009, entitiesRead.get(3).getSimpleInt());
  box.removeAll();
  assertEquals(0, box.count());
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testCollectionsNull() {
  box.put((Collection) null);
  box.put((TestEntity[]) null);
  box.remove((Collection) null);
  box.remove((long[]) null);
  box.removeByKeys(null);
}

代码示例来源：origin: objectbox/objectbox-java

@Override
  public void run() {
    box.put(new TestEntity());
    counts[0] = box.count();
    box.put(new TestEntity());
    counts[1] = box.count();
  }
});

代码示例来源：origin: objectbox/objectbox-java

@Override
  public void run() {
    putTestEntities(2);
    box.removeAll();
    putTestEntity("hello", 3);
    counts[0] = box.count();
  }
});

代码示例来源：origin: objectbox/objectbox-java

@Override
  public Long call() throws Exception {
    assertNotSame(mainTestThread, Thread.currentThread());
    for (int i = 0; i < countEntities; i++) {
      TestEntity entity = new TestEntity();
      final int value = number.incrementAndGet();
      entity.setSimpleInt(value);
      long key = box.put(entity);
      TestEntity read = box.get(key);
      assertEquals(value, read.getSimpleInt());
    }
    return box.count();
  }
};

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testBasics() {
  ObfuscatedEntity object = new ObfuscatedEntity();
  long id = box.put(object);
  assertTrue(id > 0);
  assertEquals(id, (long) object.getId());
  ObfuscatedEntity objectRead = box.get(id);
  assertNotNull(objectRead);
  assertEquals(id, (long) objectRead.getId());
  assertEquals(1, box.count());
  box.remove(id);
  assertEquals(0, box.count());
  assertNull(box.get(id));
}

代码示例来源：origin: objectbox/objectbox-performance

public void runBatchPerfTestIndexed() {
  List<SimpleEntityIndexed> list = prepareAndPutEntitiesIndexed();
  for (SimpleEntityIndexed entity : list) {
    setRandomValues(entity);
  }
  startBenchmark("update");
  boxIndexed.put(list);
  stopBenchmark();
  list = null;
  startBenchmark("load");
  List<SimpleEntityIndexed> reloaded = boxIndexed.getAll();
  stopBenchmark();
  startBenchmark("access");
  accessAllIndexed(reloaded);
  stopBenchmark();
  startBenchmark("delete");
  boxIndexed.remove(reloaded);
  stopBenchmark();
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testToManyBulk() {
  // JNI local refs are limited on Android (for example, 512 on Android 7)
  final int count = runExtensiveTests ? 10000 : 1000;
  Customer customer = new Customer();
  List<Order> orders = customer.getOrders();
  List<Order> ordersStandalone = customer.getOrdersStandalone();
  for (int i = 0; i < count; i++) {
    Order order = new Order();
    order.setText("order" + i);
    orders.add(order);
    Order orderStandalone = new Order();
    orderStandalone.setText("orderStandalone" + i);
    ordersStandalone.add(orderStandalone);
  }
  long customerId = customerBox.put(customer);
  assertEquals(count, customerBox.get(customerId).getOrders().size());
  assertEquals(count, customerBox.get(customerId).getOrdersStandalone().size());
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testPutManyAndGetAll() {
  List<TestEntity> entities = new ArrayList<>();
  for (int i = 0; i < 10; i++) {
    TestEntity entity = new TestEntity();
    entity.setSimpleInt(2000 + i);
    entities.add(entity);
  }
  box.put(entities);
  assertEquals(entities.size(), box.count());
  List<TestEntity> entitiesRead = box.getAll();
  assertEquals(entities.size(), entitiesRead.size());
  for (int i = 0; i < entities.size(); i++) {
    assertEquals(2000 + i, entitiesRead.get(i).getSimpleInt());
  }
}

代码示例来源：origin: objectbox/objectbox-java

List<Order> orders = orderBox.query().eager(Order_.customer).build().find();
assertEquals(2, orders.size());
assertTrue(orders.get(0).customer__toOne.isResolved());
orders = orderBox.query().eager(Order_.customer).build().find(0, 10);
assertEquals(2, orders.size());
assertTrue(orders.get(0).customer__toOne.isResolved());
orders = orderBox.query().eager(1, Order_.customer).build().find();
assertEquals(2, orders.size());
assertTrue(orders.get(0).customer__toOne.isResolved());
customerBox.query().eager(1, Customer_.orders).build().forEach(new QueryConsumer<Customer>() {
  @Override
  public void accept(Customer data) {
Order order = orderBox.query().eager(Order_.customer).build().findFirst();
assertTrue(order.customer__toOne.isResolved());
orderBox.remove(order);
order = orderBox.query().eager(Order_.customer).build().findUnique();
assertTrue(order.customer__toOne.isResolved());

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testPutGetUpdateGetRemove() {
  // create an entity
  TestEntity entity = new TestEntity();
  entity.setSimpleInt(1977);
  entity.setSimpleLong(54321);
  String value1 = "lulu321";
  entity.setSimpleString(value1);
  long key = box.put(entity);
  // get it
  TestEntity entityRead = box.get(key);
  assertNotNull(entityRead);
  assertEquals(1977, entityRead.getSimpleInt());
  assertEquals(54321, entityRead.getSimpleLong());
  assertEquals(value1, entityRead.getSimpleString());
  // put with changed values
  String value2 = "lala123";
  entityRead.setSimpleString(value2);
  entityRead.setSimpleLong(12345);
  box.put(entityRead);
  // get the changed entity
  entityRead = box.get(key);
  assertNotNull(entityRead);
  assertEquals(1977, entityRead.getSimpleInt());
  assertEquals(12345, entityRead.getSimpleLong());
  assertEquals(value2, entityRead.getSimpleString());
  // and remove it
  box.remove(key);
  assertNull(box.get(key));
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testAddAll() {
  Customer customer = putCustomer();
  ToMany<Order> toMany = customer.ordersStandalone;
  List<Order> orders = new ArrayList<>();
  Order order1 = new Order();
  order1.setText("order1");
  Order order2 = new Order();
  order2.setText("order2");
  orders.add(order1);
  orders.add(order2);
  toMany.addAll(orders);
  customerBox.put(customer);
  List<Order> all = orderBox.getAll();
  assertEquals(2, all.size());
  assertEquals("order1", all.get(0).getText());
  assertEquals("order2", all.get(1).getText());
  toMany.reset();
  assertEquals(2, toMany.size());
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testGetAllAfterGetAndRemove() {
  assertEquals(0, box.count());
  assertEquals(0, box.getAll().size());
  System.out.println("PUT");
  List<TestEntity> entities = putTestEntities(10);
  // explicitly get an entity (any will do)
  System.out.println("GET");
  TestEntity entity = box.get(entities.get(1).getId());
  assertNotNull(entity);
  System.out.println("REMOVE_ALL");
  box.removeAll();
  System.out.println("COUNT");
  assertEquals(0, box.count());
  System.out.println("GET_ALL");
  List<TestEntity> all = box.getAll();
  // note only 1 entity is returned by getAll, it is the one we explicitly get (last) above
  assertEquals(0, all.size());
}

代码示例来源：origin: objectbox/objectbox-examples

customerBox.removeAll();
orderBox.removeAll();
Order order1 = new Order();
order1.customer.setTarget(customer);
orderBox.put(order1);
logOrders(orderBox, customer);
customerBox.put(customer);
logOrders(orderBox, customer);
orderBox.remove(order1);
logOrders(orderBox, customer);
customer.orders.reset();
customer.orders.remove(0);
customerBox.put(customer);
logOrders(orderBox, customer);

代码示例来源：origin: objectbox/objectbox-examples

studentBox.removeAll();
teacherBox.removeAll();
Student anakin = new Student("Anakin Skywalker");
anakin.teachers.add(obiWan);
studentBox.put(luke, anakin);
logTeachers(studentBox, teacherBox);
QueryBuilder<Student> builder = studentBox.query().contains(Student_.name, "Skywalker");
builder.link(Student_.teachers).equal(Teacher_.name, yoda.name);
List<Student> studentsTaughtByYoda = builder.build().find();

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testRelationToMany_activeRelationshipChanges() {
  Customer customer = putCustomer();
  Order order1 = putOrder(customer, "Bananas");
  Order order2 = putOrder(customer, "Oranges");
  List<Order> orders = customer.getOrders();
  assertEquals(2, orders.size());
  orderBox.remove(order1);
  ((ToMany) orders).reset();
  assertEquals(1, orders.size());
  order2.setCustomer(null);
  orderBox.put(order2);
  ((ToMany) orders).reset();
  assertEquals(0, orders.size());
}

代码示例来源：origin: objectbox/objectbox-java

@Test
public void testSumDoubleOfFloats() {
  TestEntity entity = new TestEntity();
  entity.setSimpleFloat(0);
  TestEntity entity2 = new TestEntity();
  entity2.setSimpleFloat(-2.05f);
  box.put(entity, entity2);
  double sum = box.query().build().property(simpleFloat).sumDouble();
  assertEquals(-2.05, sum, 0.0001);
}

代码示例来源：origin: owntracks/android

@Override
  public void delete_impl(org.owntracks.android.data.WaypointModel w) {
    box.remove(w);
  }
}