Example usage for com.fasterxml.jackson.databind ObjectMapper writer

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind ObjectMapper writer.

Prototype

public ObjectWriter writer(ContextAttributes attrs) 

Source Link

Document

Factory method for constructing ObjectWriter that will use specified default attributes.

Usage

From source file:com.evanzeimet.queryinfo.QueryInfoTestUtils.java

@SuppressWarnings("deprecation")
public static ObjectWriter createObjectWriter() {
    ObjectMapper objectMapper = createObjectMapper();

    DefaultPrettyPrinter prettyPrinter = new DefaultPrettyPrinter();
    prettyPrinter.indentArraysWith(new DefaultPrettyPrinter.Lf2SpacesIndenter());

    return objectMapper.writer(prettyPrinter);
}

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From source file:com.kingen.web.CommonController.java

public static String serializeOnlyGivenFields(Object o, Collection<String> fields)
        throws JsonProcessingException {
    if ((fields == null) || fields.isEmpty())
        fields = new HashSet<String>();

    Set<String> properties = new HashSet<String>(fields);

    SimpleBeanPropertyFilter filter = new SimpleBeanPropertyFilter.FilterExceptFilter(properties);
    SimpleFilterProvider fProvider = new SimpleFilterProvider();
    fProvider.addFilter(FILTER_NAME, filter);

    ObjectMapper mapper = new ObjectMapper();
    mapper.setAnnotationIntrospector(new AnnotationIntrospector());

    String json = mapper.writer(fProvider).writeValueAsString(o);
    return json;//from  w w  w .ja  v a 2 s.co  m
}

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From source file:com.mirth.connect.util.MirthJsonUtil.java

public static String prettyPrint(String input) {
    ObjectMapper mapper = new ObjectMapper(new JsonFactory());
    mapper.enable(SerializationFeature.INDENT_OUTPUT);
    try {//from   ww w  .j  a v  a  2s .c  o m
        // Modified Jackson's default pretty printer to separate each array element onto its own line
        DefaultPrettyPrinter prettyPrinter = new DefaultPrettyPrinter();
        prettyPrinter.indentArraysWith(DefaultIndenter.SYSTEM_LINEFEED_INSTANCE);
        JsonNode json = mapper.readTree(input);

        return mapper.writer(prettyPrinter).writeValueAsString(json);
    } catch (Exception e) {
        logger.warn("Error pretty printing json.", e);
    }

    return input;
}

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From source file:ratpack.jackson.JacksonModule.java

@Provides
@Singleton//from   ww w .  j  a  va  2 s  .co m
protected ObjectWriter objectWriter(ObjectMapper objectMapper) {
    return objectMapper.writer(prettyPrint ? new DefaultPrettyPrinter() : new MinimalPrettyPrinter());
}

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From source file:com.couchbase.lite.util.DeepCloneTest.java

public void testDeepCloneWithJsonParser() throws Exception {
    Map<String, Object> map1 = new HashMap<String, Object>();
    Object[] objs = { new String("a"), new String("b") };
    Map<String, Object> map = new HashMap<String, Object>();
    map.put("hello", "world");
    List<Object> list = new ArrayList<Object>();
    list.add("a");
    list.add("b");
    int[] ints = { 1, 2 };
    map1.put("objs", objs);
    map1.put("ints", ints);
    map1.put("map", map);
    map1.put("list", list);
    Map<String, Object> deepMap1 = DeepClone.deepClone(map1);
    ObjectMapper mapper = new ObjectMapper();
    String str1 = mapper.writer(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS).writeValueAsString(map1);
    String str2 = mapper.writer(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS).writeValueAsString(deepMap1);
    assertEquals(str1, str2);/*from   w  w  w. ja v a 2s  .c  om*/
    assertTrue(str1.equals(str2));
    ((Map) deepMap1.get("map")).put("extra", "hey!");
    str1 = mapper.writer(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS).writeValueAsString(map1);
    str2 = mapper.writer(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS).writeValueAsString(deepMap1);
    assertFalse(str1.equals(str2));
}

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From source file:org.ratpackframework.jackson.JacksonModule.java

/**
 * Creates an object writer based on the bound {@link ObjectMapper} and the {@link #isPrettyPrint()} value.
 *
 * @param objectMapper The object mapper.
 * @return An object writer.//www  . j  a v a  2s . com
 */
@Provides
@Singleton
ObjectWriter objectWriter(ObjectMapper objectMapper) {
    return objectMapper.writer(isPrettyPrint() ? new DefaultPrettyPrinter() : new MinimalPrettyPrinter());
}

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From source file:com.orange.ngsi.model.RegisterContextResponseTest.java

@Test
public void serializationSimpleRegisterContextResponse() throws IOException {

    RegisterContextResponse registerContextResponse = new RegisterContextResponse("52a744b011f5816465943d58");
    registerContextResponse.setDuration("P1M");

    ObjectMapper mapper = new ObjectMapper();
    ObjectWriter writer = mapper.writer(new DefaultPrettyPrinter());
    String json = writer.writeValueAsString(registerContextResponse);
    assertEquals("52a744b011f5816465943d58", JsonPath.read(json, "$.registrationId"));
    assertEquals("P1M", JsonPath.read(json, "$.duration"));
}

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From source file:com.orange.ngsi.model.QueryContextModelTest.java

@Test
public void serializationSimpleQueryContext() throws IOException {
    QueryContext queryContext = createQueryContextTemperature();
    ObjectMapper mapper = new ObjectMapper();
    ObjectWriter writer = mapper.writer(new DefaultPrettyPrinter());
    String json = writer.writeValueAsString(queryContext);

    List<EntityId> entityIdList = JsonPath.read(json, "$.entities[*]");
    assertEquals(1, entityIdList.size());
    assertEquals("S*", JsonPath.read(json, "$.entities[0].id"));
    assertEquals("TempSensor", JsonPath.read(json, "$.entities[0].type"));
    assertEquals(true, JsonPath.read(json, "$.entities[0].isPattern"));
    List<String> attributeList = JsonPath.read(json, "$.attributes[*]");
    assertEquals(1, attributeList.size());
    assertEquals("temp", JsonPath.read(json, "$.attributes[0]"));
}

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From source file:com.orange.ngsi.model.SubscribeContextModelTest.java

@Test
public void serializationSimpleSubscribeContext() throws IOException {

    SubscribeContext subscribeContext = null;
    try {/*from  w  w  w . j av  a  2s .c  o m*/
        subscribeContext = createSubscribeContextTemperature();
    } catch (URISyntaxException e) {
        Assert.fail(e.getMessage());
    }

    ObjectMapper mapper = new ObjectMapper();

    ObjectWriter writer = mapper.writer(new DefaultPrettyPrinter());

    String json = writer.writeValueAsString(subscribeContext);

    List<EntityId> entityIdList = JsonPath.read(json, "$.entities[*]");
    assertEquals(1, entityIdList.size());
    assertEquals("Room1", JsonPath.read(json, "$.entities[0].id"));
    assertEquals("Room", JsonPath.read(json, "$.entities[0].type"));
    assertEquals(false, JsonPath.read(json, "$.entities[0].isPattern"));
    assertEquals("P1M", JsonPath.read(json, "$.duration"));
    List<String> attributes = JsonPath.read(json, "$.attributes[*]");
    assertEquals(1, attributes.size());
    assertEquals("temperature", JsonPath.read(json, "$.attributes[0]"));
    assertEquals("http://localhost:1028/accumulate", JsonPath.read(json, "$.reference"));
    List<NotifyCondition> notifyConditionList = JsonPath.read(json, "$.notifyConditions[*]");
    assertEquals(1, notifyConditionList.size());
    assertEquals(NotifyConditionEnum.ONTIMEINTERVAL.getLabel(),
            JsonPath.read(json, "$.notifyConditions[0].type"));
    List<String> condValues = JsonPath.read(json, "$.notifyConditions[0].condValues[*]");
    assertEquals(1, condValues.size());
    assertEquals("PT10S", JsonPath.read(json, "$.notifyConditions[0].condValues[0]"));
}

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From source file:com.orange.ngsi.model.RegisterContextModelTest.java

@Test
public void serializationSimpleRegisterContext() throws URISyntaxException, JsonProcessingException {
    RegisterContext registerContext = createRegisterContextTemperature();
    ObjectMapper mapper = new ObjectMapper();
    ObjectWriter writer = mapper.writer(new DefaultPrettyPrinter());
    String json = writer.writeValueAsString(registerContext);

    List<ContextRegistration> contextRegistrationList = JsonPath.read(json, "$.contextRegistrations[*]");
    assertEquals(1, contextRegistrationList.size());
    List<EntityId> entityIdList = JsonPath.read(json, "$.contextRegistrations[0].entities[*]");
    assertEquals(1, entityIdList.size());
    assertEquals("Room*", JsonPath.read(json, "$.contextRegistrations[0].entities[0].id"));
    assertEquals("Room", JsonPath.read(json, "$.contextRegistrations[0].entities[0].type"));
    assertEquals(true, JsonPath.read(json, "$.contextRegistrations[0].entities[0].isPattern"));
    List<ContextRegistrationAttribute> attributes = JsonPath.read(json,
            "$.contextRegistrations[0].attributes[*]");
    assertEquals(1, attributes.size());//from   www .  j  a va 2 s  . co m
    assertEquals("temperature", JsonPath.read(json, "$.contextRegistrations[0].attributes[0].name"));
    assertEquals("float", JsonPath.read(json, "$.contextRegistrations[0].attributes[0].type"));
    assertEquals(false, JsonPath.read(json, "$.contextRegistrations[0].attributes[0].isDomain"));
    assertEquals("http://localhost:1028/accumulate",
            JsonPath.read(json, "$.contextRegistrations[0].providingApplication"));
    assertEquals("PT10S", JsonPath.read(json, "$.duration"));

}

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