Examples with Serializers com.fasterxml.jackson.databind.ser.Serializers used on opensource projects

Example 1 with Serializers

use of com.fasterxml.jackson.databind.ser.Serializers in project spring-framework by spring-projects.

the class Jackson2ObjectMapperBuilderTests method modules.

@Test
public void modules() {
    NumberSerializer serializer1 = new NumberSerializer(Integer.class);
    SimpleModule module = new SimpleModule();
    module.addSerializer(Integer.class, serializer1);
    ObjectMapper objectMapper = Jackson2ObjectMapperBuilder.json().modules(module).build();
    Serializers serializers = getSerializerFactoryConfig(objectMapper).serializers().iterator().next();
    assertSame(serializer1, serializers.findSerializer(null, SimpleType.construct(Integer.class), null));
}

Example 2 with Serializers

use of com.fasterxml.jackson.databind.ser.Serializers in project spring-framework by spring-projects.

the class Jackson2ObjectMapperBuilderTests method completeSetup.

@Test
public void completeSetup() throws JsonMappingException {
    NopAnnotationIntrospector annotationIntrospector = NopAnnotationIntrospector.instance;
    Map<Class<?>, JsonDeserializer<?>> deserializerMap = new HashMap<>();
    JsonDeserializer<Date> deserializer = new DateDeserializers.DateDeserializer();
    deserializerMap.put(Date.class, deserializer);
    JsonSerializer<Class<?>> serializer1 = new ClassSerializer();
    JsonSerializer<Number> serializer2 = new NumberSerializer(Integer.class);
    Jackson2ObjectMapperBuilder builder = Jackson2ObjectMapperBuilder.json().modules(// Disable well-known modules detection
    new ArrayList<>()).serializers(serializer1).serializersByType(Collections.<Class<?>, JsonSerializer<?>>singletonMap(Boolean.class, serializer2)).deserializersByType(deserializerMap).annotationIntrospector(annotationIntrospector).featuresToEnable(SerializationFeature.FAIL_ON_EMPTY_BEANS, DeserializationFeature.UNWRAP_ROOT_VALUE, JsonParser.Feature.ALLOW_BACKSLASH_ESCAPING_ANY_CHARACTER, JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS).featuresToDisable(MapperFeature.AUTO_DETECT_GETTERS, MapperFeature.AUTO_DETECT_FIELDS, JsonParser.Feature.AUTO_CLOSE_SOURCE, JsonGenerator.Feature.QUOTE_FIELD_NAMES).serializationInclusion(JsonInclude.Include.NON_NULL);
    ObjectMapper objectMapper = new ObjectMapper();
    builder.configure(objectMapper);
    assertTrue(getSerializerFactoryConfig(objectMapper).hasSerializers());
    assertTrue(getDeserializerFactoryConfig(objectMapper).hasDeserializers());
    Serializers serializers = getSerializerFactoryConfig(objectMapper).serializers().iterator().next();
    assertSame(serializer1, serializers.findSerializer(null, SimpleType.construct(Class.class), null));
    assertSame(serializer2, serializers.findSerializer(null, SimpleType.construct(Boolean.class), null));
    assertNull(serializers.findSerializer(null, SimpleType.construct(Number.class), null));
    Deserializers deserializers = getDeserializerFactoryConfig(objectMapper).deserializers().iterator().next();
    assertSame(deserializer, deserializers.findBeanDeserializer(SimpleType.construct(Date.class), null, null));
    assertSame(annotationIntrospector, objectMapper.getSerializationConfig().getAnnotationIntrospector());
    assertSame(annotationIntrospector, objectMapper.getDeserializationConfig().getAnnotationIntrospector());
    assertTrue(objectMapper.getSerializationConfig().isEnabled(SerializationFeature.FAIL_ON_EMPTY_BEANS));
    assertTrue(objectMapper.getDeserializationConfig().isEnabled(DeserializationFeature.UNWRAP_ROOT_VALUE));
    assertTrue(objectMapper.getFactory().isEnabled(JsonParser.Feature.ALLOW_BACKSLASH_ESCAPING_ANY_CHARACTER));
    assertTrue(objectMapper.getFactory().isEnabled(JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS));
    assertFalse(objectMapper.getSerializationConfig().isEnabled(MapperFeature.AUTO_DETECT_GETTERS));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(MapperFeature.DEFAULT_VIEW_INCLUSION));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(MapperFeature.AUTO_DETECT_FIELDS));
    assertFalse(objectMapper.getFactory().isEnabled(JsonParser.Feature.AUTO_CLOSE_SOURCE));
    assertFalse(objectMapper.getFactory().isEnabled(JsonGenerator.Feature.QUOTE_FIELD_NAMES));
    assertSame(JsonInclude.Include.NON_NULL, objectMapper.getSerializationConfig().getSerializationInclusion());
}

Example 3 with Serializers

use of com.fasterxml.jackson.databind.ser.Serializers in project spring-framework by spring-projects.

the class Jackson2ObjectMapperBuilderTests method modulesToInstallByClass.

@Test
@SuppressWarnings("unchecked")
public void modulesToInstallByClass() {
    ObjectMapper objectMapper = Jackson2ObjectMapperBuilder.json().modulesToInstall(CustomIntegerModule.class).build();
    Serializers serializers = getSerializerFactoryConfig(objectMapper).serializers().iterator().next();
    assertSame(CustomIntegerSerializer.class, serializers.findSerializer(null, SimpleType.construct(Integer.class), null).getClass());
}

Example 4 with Serializers

use of com.fasterxml.jackson.databind.ser.Serializers in project spring-framework by spring-projects.

the class Jackson2ObjectMapperFactoryBeanTests method completeSetup.

@Test
public void completeSetup() {
    NopAnnotationIntrospector annotationIntrospector = NopAnnotationIntrospector.instance;
    ObjectMapper objectMapper = new ObjectMapper();
    this.factory.setObjectMapper(objectMapper);
    assertTrue(this.factory.isSingleton());
    assertEquals(ObjectMapper.class, this.factory.getObjectType());
    Map<Class<?>, JsonDeserializer<?>> deserializers = new HashMap<>();
    deserializers.put(Date.class, new DateDeserializer());
    JsonSerializer<Class<?>> serializer1 = new ClassSerializer();
    JsonSerializer<Number> serializer2 = new NumberSerializer(Integer.class);
    // Disable well-known modules detection
    this.factory.setModules(new ArrayList<>());
    this.factory.setSerializers(serializer1);
    this.factory.setSerializersByType(Collections.singletonMap(Boolean.class, serializer2));
    this.factory.setDeserializersByType(deserializers);
    this.factory.setAnnotationIntrospector(annotationIntrospector);
    this.factory.setFeaturesToEnable(SerializationFeature.FAIL_ON_EMPTY_BEANS, DeserializationFeature.UNWRAP_ROOT_VALUE, JsonParser.Feature.ALLOW_BACKSLASH_ESCAPING_ANY_CHARACTER, JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS);
    this.factory.setFeaturesToDisable(MapperFeature.AUTO_DETECT_GETTERS, MapperFeature.AUTO_DETECT_FIELDS, JsonParser.Feature.AUTO_CLOSE_SOURCE, JsonGenerator.Feature.QUOTE_FIELD_NAMES);
    assertFalse(getSerializerFactoryConfig(objectMapper).hasSerializers());
    assertFalse(getDeserializerFactoryConfig(objectMapper).hasDeserializers());
    this.factory.setSerializationInclusion(Include.NON_NULL);
    this.factory.afterPropertiesSet();
    assertSame(objectMapper, this.factory.getObject());
    assertTrue(getSerializerFactoryConfig(objectMapper).hasSerializers());
    assertTrue(getDeserializerFactoryConfig(objectMapper).hasDeserializers());
    Serializers serializers = getSerializerFactoryConfig(objectMapper).serializers().iterator().next();
    assertSame(serializer1, serializers.findSerializer(null, SimpleType.construct(Class.class), null));
    assertSame(serializer2, serializers.findSerializer(null, SimpleType.construct(Boolean.class), null));
    assertNull(serializers.findSerializer(null, SimpleType.construct(Number.class), null));
    assertSame(annotationIntrospector, objectMapper.getSerializationConfig().getAnnotationIntrospector());
    assertSame(annotationIntrospector, objectMapper.getDeserializationConfig().getAnnotationIntrospector());
    assertTrue(objectMapper.getSerializationConfig().isEnabled(SerializationFeature.FAIL_ON_EMPTY_BEANS));
    assertTrue(objectMapper.getDeserializationConfig().isEnabled(DeserializationFeature.UNWRAP_ROOT_VALUE));
    assertTrue(objectMapper.getFactory().isEnabled(JsonParser.Feature.ALLOW_BACKSLASH_ESCAPING_ANY_CHARACTER));
    assertTrue(objectMapper.getFactory().isEnabled(JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS));
    assertFalse(objectMapper.getSerializationConfig().isEnabled(MapperFeature.AUTO_DETECT_GETTERS));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(MapperFeature.DEFAULT_VIEW_INCLUSION));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES));
    assertFalse(objectMapper.getDeserializationConfig().isEnabled(MapperFeature.AUTO_DETECT_FIELDS));
    assertFalse(objectMapper.getFactory().isEnabled(JsonParser.Feature.AUTO_CLOSE_SOURCE));
    assertFalse(objectMapper.getFactory().isEnabled(JsonGenerator.Feature.QUOTE_FIELD_NAMES));
    assertSame(Include.NON_NULL, objectMapper.getSerializationConfig().getSerializationInclusion());
}

Example 5 with Serializers

use of com.fasterxml.jackson.databind.ser.Serializers in project spring-framework by spring-projects.

the class Jackson2ObjectMapperFactoryBeanTests method setModules.

@Test
public void setModules() {
    NumberSerializer serializer = new NumberSerializer(Integer.class);
    SimpleModule module = new SimpleModule();
    module.addSerializer(Integer.class, serializer);
    this.factory.setModules(Arrays.asList(new Module[] { module }));
    this.factory.afterPropertiesSet();
    ObjectMapper objectMapper = this.factory.getObject();
    Serializers serializers = getSerializerFactoryConfig(objectMapper).serializers().iterator().next();
    assertSame(serializer, serializers.findSerializer(null, SimpleType.construct(Integer.class), null));
}