How to use

getDouble

method

in

org.spongepowered.api.data.DataContainer

@Test
public void testNumbers() {
  DataContainer container = DataContainer.createNew();
  DataQuery testQuery = of("foo", "bar");
  container.set(testQuery, 1.0D);
  Optional<Integer> integerOptional = container.getInt(testQuery);
  assertTrue(integerOptional.isPresent());
  assertTrue(integerOptional.get() == 1);
  Optional<Long> longOptional = container.getLong(testQuery);
  assertTrue(longOptional.isPresent());
  assertTrue(longOptional.get() == 1L);
  Optional<Double> doubleOptional = container.getDouble(testQuery);
  assertTrue(doubleOptional.isPresent());
  assertTrue(doubleOptional.get() == 1.0D);
}

@Test
public void testAbsents() {
  DataContainer container = DataContainer.createNew();
  DataQuery testQuery = of("foo", "bar", "baz");
  assertTrue(!container.get(testQuery).isPresent());
  assertTrue(!container.getBoolean(testQuery).isPresent());
  assertTrue(!container.getBooleanList(testQuery).isPresent());
  assertTrue(!container.getByteList(testQuery).isPresent());
  assertTrue(!container.getCharacterList(testQuery).isPresent());
  assertTrue(!container.getDouble(testQuery).isPresent());
  assertTrue(!container.getDoubleList(testQuery).isPresent());
  assertTrue(!container.getFloatList(testQuery).isPresent());
  assertTrue(!container.getInt(testQuery).isPresent());
  assertTrue(!container.getIntegerList(testQuery).isPresent());
  assertTrue(!container.getList(testQuery).isPresent());
  assertTrue(!container.getLong(testQuery).isPresent());
  assertTrue(!container.getLongList(testQuery).isPresent());
  assertTrue(!container.getMapList(testQuery).isPresent());
  assertTrue(!container.getShortList(testQuery).isPresent());
  assertTrue(!container.getString(testQuery).isPresent());
  assertTrue(!container.getStringList(testQuery).isPresent());
  assertTrue(!container.getView(testQuery).isPresent());
}