Examples with TypeDescriptor org.springframework.core.convert.TypeDescriptor used on opensource projects

Example 71 with TypeDescriptor

use of org.springframework.core.convert.TypeDescriptor in project spring-framework by spring-projects.

the class MapToMapConverterTests method emptyMapDifferentTargetImplType.

@Test
public void emptyMapDifferentTargetImplType() throws Exception {
    Map<String, String> map = new HashMap<>();
    TypeDescriptor sourceType = TypeDescriptor.forObject(map);
    TypeDescriptor targetType = new TypeDescriptor(getClass().getField("emptyMapDifferentTarget"));
    assertTrue(conversionService.canConvert(sourceType, targetType));
    @SuppressWarnings("unchecked") LinkedHashMap<String, String> result = (LinkedHashMap<String, String>) conversionService.convert(map, sourceType, targetType);
    assertEquals(map, result);
    assertEquals(LinkedHashMap.class, result.getClass());
}

Example 72 with TypeDescriptor

use of org.springframework.core.convert.TypeDescriptor in project spring-framework by spring-projects.

the class DefaultConversionServiceTests method convertCollectionToCollection.

@Test
public void convertCollectionToCollection() throws Exception {
    Set<String> foo = new LinkedHashSet<>();
    foo.add("1");
    foo.add("2");
    foo.add("3");
    @SuppressWarnings("unchecked") List<Integer> bar = (List<Integer>) conversionService.convert(foo, TypeDescriptor.forObject(foo), new TypeDescriptor(getClass().getField("genericList")));
    assertEquals(new Integer(1), bar.get(0));
    assertEquals(new Integer(2), bar.get(1));
    assertEquals(new Integer(3), bar.get(2));
}

Example 73 with TypeDescriptor

use of org.springframework.core.convert.TypeDescriptor in project spring-framework by spring-projects.

the class DefaultConversionServiceTests method convertObjectToCollectionWithElementConversion.

@Test
public void convertObjectToCollectionWithElementConversion() throws Exception {
    @SuppressWarnings("unchecked") List<Integer> result = (List<Integer>) conversionService.convert(3L, TypeDescriptor.valueOf(Long.class), new TypeDescriptor(getClass().getField("genericList")));
    assertEquals(1, result.size());
    assertEquals(new Integer(3), result.get(0));
}

Example 74 with TypeDescriptor

use of org.springframework.core.convert.TypeDescriptor in project spring-framework by spring-projects.

the class DefaultConversionServiceTests method convertCollectionToCollectionSpecialCaseSourceImpl.

@Test
@SuppressWarnings({ "unchecked", "rawtypes" })
public void convertCollectionToCollectionSpecialCaseSourceImpl() throws Exception {
    Map map = new LinkedHashMap();
    map.put("1", "1");
    map.put("2", "2");
    map.put("3", "3");
    Collection values = map.values();
    List<Integer> bar = (List<Integer>) conversionService.convert(values, TypeDescriptor.forObject(values), new TypeDescriptor(getClass().getField("genericList")));
    assertEquals(3, bar.size());
    assertEquals(new Integer(1), bar.get(0));
    assertEquals(new Integer(2), bar.get(1));
    assertEquals(new Integer(3), bar.get(2));
}

Example 75 with TypeDescriptor

use of org.springframework.core.convert.TypeDescriptor in project spring-framework by spring-projects.

the class DefaultConversionServiceTests method convertObjectToOptional.

@Test
@SuppressWarnings("unchecked")
public void convertObjectToOptional() {
    Method method = ClassUtils.getMethod(TestEntity.class, "handleOptionalValue", Optional.class);
    MethodParameter parameter = new MethodParameter(method, 0);
    TypeDescriptor descriptor = new TypeDescriptor(parameter);
    Object actual = conversionService.convert("1,2,3", TypeDescriptor.valueOf(String.class), descriptor);
    assertEquals(Optional.class, actual.getClass());
    assertEquals(Arrays.asList(1, 2, 3), ((Optional<List<Integer>>) actual).get());
}