Examples with ObjectMapper com.fasterxml.jackson.databind.ObjectMapper used on opensource projects

Example 71 with ObjectMapper

use of com.fasterxml.jackson.databind.ObjectMapper in project camel by apache.

the class CamelCatalogTest method testListModelsAsJson.

@Test
public void testListModelsAsJson() throws Exception {
    String json = catalog.listModelsAsJson();
    assertNotNull(json);
    // validate we can parse the json
    ObjectMapper mapper = new ObjectMapper();
    JsonNode tree = mapper.readTree(json);
    assertNotNull(tree);
}

Example 72 with ObjectMapper

use of com.fasterxml.jackson.databind.ObjectMapper in project flink by apache.

the class JSONKeyValueDeserializationSchema method deserialize.

@Override
public ObjectNode deserialize(byte[] messageKey, byte[] message, String topic, int partition, long offset) throws IOException {
    if (mapper == null) {
        mapper = new ObjectMapper();
    }
    ObjectNode node = mapper.createObjectNode();
    node.set("key", mapper.readValue(messageKey, JsonNode.class));
    node.set("value", mapper.readValue(message, JsonNode.class));
    if (includeMetadata) {
        node.putObject("metadata").put("offset", offset).put("topic", topic).put("partition", partition);
    }
    return node;
}

Example 73 with ObjectMapper

use of com.fasterxml.jackson.databind.ObjectMapper in project flink by apache.

the class JSONKeyValueDeserializationSchemaTest method testDeserializeWithMetadata.

@Test
public void testDeserializeWithMetadata() throws IOException {
    ObjectMapper mapper = new ObjectMapper();
    ObjectNode initialKey = mapper.createObjectNode();
    initialKey.put("index", 4);
    byte[] serializedKey = mapper.writeValueAsBytes(initialKey);
    ObjectNode initialValue = mapper.createObjectNode();
    initialValue.put("word", "world");
    byte[] serializedValue = mapper.writeValueAsBytes(initialValue);
    JSONKeyValueDeserializationSchema schema = new JSONKeyValueDeserializationSchema(true);
    ObjectNode deserializedValue = schema.deserialize(serializedKey, serializedValue, "topic#1", 3, 4);
    Assert.assertEquals(4, deserializedValue.get("key").get("index").asInt());
    Assert.assertEquals("world", deserializedValue.get("value").get("word").asText());
    Assert.assertEquals("topic#1", deserializedValue.get("metadata").get("topic").asText());
    Assert.assertEquals(4, deserializedValue.get("metadata").get("offset").asInt());
    Assert.assertEquals(3, deserializedValue.get("metadata").get("partition").asInt());
}

Example 74 with ObjectMapper

use of com.fasterxml.jackson.databind.ObjectMapper in project flink by apache.

the class JsonRowDeserializationSchemaTest method testMissingNode.

/**
	 * Tests deserialization with non-existing field name.
	 */
@Test
public void testMissingNode() throws Exception {
    ObjectMapper objectMapper = new ObjectMapper();
    // Root
    ObjectNode root = objectMapper.createObjectNode();
    root.put("id", 123123123);
    byte[] serializedJson = objectMapper.writeValueAsBytes(root);
    JsonRowDeserializationSchema deserializationSchema = new JsonRowDeserializationSchema(new String[] { "name" }, new Class<?>[] { String.class });
    Row row = deserializationSchema.deserialize(serializedJson);
    assertEquals(1, row.getArity());
    assertNull("Missing field not null", row.getField(0));
    deserializationSchema.setFailOnMissingField(true);
    try {
        deserializationSchema.deserialize(serializedJson);
        fail("Did not throw expected Exception");
    } catch (IOException e) {
        assertTrue(e.getCause() instanceof IllegalStateException);
    }
}

Example 75 with ObjectMapper

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

the class WebMvcConfigurationSupportTests method requestMappingHandlerAdapter.

@Test
public void requestMappingHandlerAdapter() throws Exception {
    ApplicationContext context = initContext(WebConfig.class);
    RequestMappingHandlerAdapter adapter = context.getBean(RequestMappingHandlerAdapter.class);
    List<HttpMessageConverter<?>> converters = adapter.getMessageConverters();
    assertEquals(11, converters.size());
    converters.stream().filter(converter -> converter instanceof AbstractJackson2HttpMessageConverter).forEach(converter -> {
        ObjectMapper mapper = ((AbstractJackson2HttpMessageConverter) converter).getObjectMapper();
        assertFalse(mapper.getDeserializationConfig().isEnabled(DEFAULT_VIEW_INCLUSION));
        assertFalse(mapper.getSerializationConfig().isEnabled(DEFAULT_VIEW_INCLUSION));
        assertFalse(mapper.getDeserializationConfig().isEnabled(FAIL_ON_UNKNOWN_PROPERTIES));
        if (converter instanceof MappingJackson2XmlHttpMessageConverter) {
            assertEquals(XmlMapper.class, mapper.getClass());
        }
    });
    ConfigurableWebBindingInitializer initializer = (ConfigurableWebBindingInitializer) adapter.getWebBindingInitializer();
    assertNotNull(initializer);
    ConversionService conversionService = initializer.getConversionService();
    assertNotNull(conversionService);
    assertTrue(conversionService instanceof FormattingConversionService);
    Validator validator = initializer.getValidator();
    assertNotNull(validator);
    assertTrue(validator instanceof LocalValidatorFactoryBean);
    DirectFieldAccessor fieldAccessor = new DirectFieldAccessor(adapter);
    @SuppressWarnings("unchecked") List<Object> bodyAdvice = (List<Object>) fieldAccessor.getPropertyValue("requestResponseBodyAdvice");
    assertEquals(2, bodyAdvice.size());
    assertEquals(JsonViewRequestBodyAdvice.class, bodyAdvice.get(0).getClass());
    assertEquals(JsonViewResponseBodyAdvice.class, bodyAdvice.get(1).getClass());
}