Java ObjectMapper.setDateFormat方法代碼示例

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with all the class attributes 
 * @param objects
 * @return
 * @throws Exception 
 */
public static JsonNode jsonListSerialization(List<Record> objects) throws Exception
{
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    return mapper.convertValue(objects, JsonNode.class);
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize all the class attributes
 * @return
 * @throws Exception 
 */
public JsonNode jsonSerialization() throws Exception
{
    JsonNode jsonError;
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat);       
    jsonError = mapper.convertValue(this, JsonNode.class);
    return jsonError;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with a particular set of attributes
 * @param view
 * @return
 * @throws IOException 
 */
public JsonNode jsonSerialization(Class view) throws IOException
{
    ObjectMapper mapper = new ObjectMapper();
    
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    mapper.disable(MapperFeature.DEFAULT_VIEW_INCLUSION);
    
    ObjectWriter writer = mapper.writerWithView(view);
    JsonNode response = mapper.readTree(writer.writeValueAsString(this));
    return response;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize all the class attributes
 * @return
 * @throws Exception 
 */
@Override
public JsonNode jsonSerialization() throws Exception
{
    JsonNode jsonError;
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat);       
    jsonError = mapper.convertValue(this, JsonNode.class);
    return jsonError;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with all the class attributes 
 * @param objects
 * @return
 * @throws Exception 
 */
public static JsonNode jsonStudentsListSerialization(List<Student> objects) throws Exception
{
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    return mapper.convertValue(objects, JsonNode.class);
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Des-Serialize an object who was in json format
 * @param jsonObject
 * @return
 * @throws Exception 
 */
public static CourseSession jsonDesSerialization(JsonNode jsonObject) throws Exception
{
    CourseSession object;
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    object = mapper.convertValue(jsonObject,CourseSession.class);
    return object;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with all the class attributes 
 * @param objects
 * @return
 * @throws Exception 
 */
public static JsonNode jsonInstructorsListSerialization(List<Instructor> objects) throws Exception
{
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    return mapper.convertValue(objects, JsonNode.class);
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Create and configure the {@link ObjectMapper} used for serializing and deserializing
 * JSON requests and responses.
 *
 * @return a configured {@link ObjectMapper}
 */
public static ObjectMapper buildObjectMapper() {
	ObjectMapper objectMapper = new ObjectMapper();
	objectMapper.setDateFormat(new ISO8601DateFormat());
	objectMapper.setPropertyNamingStrategy(new PropertyNamingStrategy.SnakeCaseStrategy());
	objectMapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY);
	objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
	objectMapper.configure(DeserializationFeature.READ_ENUMS_USING_TO_STRING, true);
	objectMapper.configure(SerializationFeature.WRITE_ENUMS_USING_TO_STRING, true);

	configureCredentialDetailTypeMapping(objectMapper);

	return objectMapper;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with all the class attributes 
 * @param objects
 * @return
 * @throws Exception 
 */
public static JsonNode jsonListSerialization(List<Role> objects) throws Exception
{
    ObjectMapper mapper = new ObjectMapper();
    mapper.enableDefaultTyping();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    return mapper.convertValue(objects, JsonNode.class);
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Des-Serialize an object who was in json format
 * @param jsonObject
 * @return
 * @throws Exception 
 */
public static Allocation jsonDesSerialization(JsonNode jsonObject) throws Exception
{
    Allocation object;
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    object = mapper.convertValue(jsonObject,Allocation.class);
    return object;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Des-Serialize an object who was in json format
 * @param jsonObject
 * @return
 * @throws Exception 
 */
public static Course jsonDesSerialization(JsonNode jsonObject) throws Exception
{
    Course object;
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    object = mapper.convertValue(jsonObject,Course.class);
    return object;
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
/**
 * Serialize a list of objects with all the class attributes 
 * @param objects
 * @return
 * @throws Exception 
 */
public static JsonNode jsonListSerialization(List<Allocation> objects) throws Exception
{
    ObjectMapper mapper = new ObjectMapper();
    DateFormat myDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
    mapper.setDateFormat(myDateFormat); 
    return mapper.convertValue(objects, JsonNode.class);
}
 

import com.fasterxml.jackson.databind.ObjectMapper; //導入方法依賴的package包/類
private void verifyJsonToPdxInstanceConversion() {
  TestObjectForJSONFormatter expectedTestObject = new TestObjectForJSONFormatter();
  expectedTestObject.defaultInitialization();
  Cache c = CacheFactory.getAnyInstance();
  Region region = c.getRegion("primitiveKVStore");

  // 1.gets pdxInstance using R.put() and R.get()
  region.put("501", expectedTestObject);
  Object receivedObject = region.get("501");
  if (receivedObject instanceof PdxInstance) {
    PdxInstance expectedPI = (PdxInstance) receivedObject;

    // 2. Get the JSON string from actualTestObject using jackson ObjectMapper.
    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.setDateFormat(new SimpleDateFormat("MM/dd/yyyy"));
    objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);

    String json;
    try {
      json = objectMapper.writeValueAsString(expectedTestObject);

      String jsonWithClassType = expectedTestObject.addClassTypeToJson(json);

      // 3. Get PdxInstance from the Json String and Validate pi.getObject() API.
      PdxInstance actualPI = JSONFormatter.fromJSON(jsonWithClassType);
      // Note: expectedPI will contains those fields that are part of toData()
      // expectedPI.className = "org.apache.geode.pdx.TestObjectForJSONFormatter"
      // actualPI will contains all the fields that are member of the class.
      // actualPI..className = __GEMFIRE_JSON
      // and hence actualPI.equals(expectedPI) will returns false.

      Object actualTestObject = actualPI.getObject();

      if (actualTestObject instanceof TestObjectForJSONFormatter) {
        boolean isObjectEqual = actualTestObject.equals(expectedTestObject);
        Assert.assertTrue(isObjectEqual,
            "actualTestObject and expectedTestObject should be equal");
      } else {
        fail("actualTestObject is expected to be of type PdxInstance");
      }
    } catch (JsonProcessingException e1) {
      fail("JsonProcessingException occurred:" + e1.getMessage());
    } catch (JSONException e) {
      fail("JSONException occurred:" + e.getMessage());
    }
  } else {
    fail("receivedObject is expected to be of type PdxInstance");
  }
}