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

Introduction

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

Prototype

public ObjectMapper()

Source Link

Document

Default constructor, which will construct the default JsonFactory as necessary, use SerializerProvider as its SerializerProvider , and BeanSerializerFactory as its SerializerFactory .

Usage

From source file:org.obiba.mica.config.JsonConfiguration.java

@Bean
public ObjectMapper objectMapper() {
    ObjectMapper mapper = new ObjectMapper();
    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    mapper.findAndRegisterModules();/*from w  w  w  .j  a va2s  .c o m*/
    return mapper;
}

From source file:com.hp.autonomy.iod.client.error.IodErrorTest.java

@Test
public void testFromJson() throws IOException {
    final InputStream jsonStream = getClass()
            .getResourceAsStream("/com/hp/autonomy/iod/client/error/error.json");

    final ObjectMapper mapper = new ObjectMapper();

    final IodError error = mapper.readValue(jsonStream, IodError.class);

    assertThat(error.getErrorCode(), is(IodErrorCode.MISSING_REQUIRED_PARAMETERS));
}

From source file:io.klerch.alexa.tellask.util.factory.AlexaSpeechletFactory.java

/**
 * Creates an AlexaSpeechlet from bytes of a speechlet request. It will extract the
 * locale from the request and uses it for creating a new instance of AlexaSpeechlet
 * @param serializedSpeechletRequest bytes of a speechlet request
 * @param speechletClass the class of your AlexaSpeechlet to instantiate
 * @param utteranceReader the reader AlexaSpeechlet should use when reading out utterances
 * @param <T> must extend AlexaSpeechlet
 * @return new instance of AlexaSpeechlet
 * @throws IOException thrown when something went wrong
 */// w  w w .j a  v a 2 s .c  o  m
public static <T extends AlexaSpeechlet> T createSpeechletFromRequest(final byte[] serializedSpeechletRequest,
        final Class<T> speechletClass, final UtteranceReader utteranceReader) throws IOException {
    final ObjectMapper mapper = new ObjectMapper();

    final JsonNode parser = mapper.readTree(serializedSpeechletRequest);
    final String locale = Optional.of(parser.path("request")).filter(node -> !node.isMissingNode())
            .map(node -> node.path("locale")).filter(node -> !node.isMissingNode()).map(JsonNode::textValue)
            .orElse(DEFAULT_LOCALE);

    try {
        return speechletClass.getConstructor(String.class, UtteranceReader.class).newInstance(locale,
                utteranceReader);
    } catch (InstantiationException | IllegalAccessException | InvocationTargetException
            | NoSuchMethodException e) {
        throw new IOException("Could not create Speechlet from speechlet request", e);
    }
}

From source file:nl.knaw.huygens.alexandria.concordion.JsonConfiguration.java

private static ObjectMapper createDefaultMapper() {
    final ObjectMapper mapper = new ObjectMapper();
    Log.debug("Configuring Jackson ObjectMapper: [" + mapper + "]");

    mapper.enable(SerializationFeature.INDENT_OUTPUT);
    mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
    // mapper.disable(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS);

    mapper.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);

    return mapper;
}

From source file:org.opendaylight.sfc.sbrest.json.AbstractExporter.java

AbstractExporter() {
    this.mapper = new ObjectMapper();
    this.mapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
}

From source file:com.hp.autonomy.hod.client.error.HodErrorTest.java

@Test
public void testFromJson() throws IOException {
    final InputStream jsonStream = getClass()
            .getResourceAsStream("/com/hp/autonomy/hod/client/error/error.json");

    final ObjectMapper mapper = new ObjectMapper();

    final HodError error = mapper.readValue(jsonStream, HodError.class);

    assertThat(error.getErrorCode(), is(HodErrorCode.MISSING_REQUIRED_PARAMETERS));
}

From source file:de.kaojo.chat.TextMessageDecoder.java

@Override
public Message decode(String s) throws DecodeException {
    ObjectMapper mapper = new ObjectMapper();
    try {//from  w w w  .  j  a  v  a  2s. co m
        return mapper.readValue(s, Message.class);
    } catch (IOException ex) {
        Logger.getLogger(TextMessageDecoder.class.getName()).log(Level.SEVERE, null, ex);
        throw new DecodeException(s, "Encoded message could not be parsed to Message.class");
    }
}

From source file:com.proofpoint.json.testing.JsonTester.java

public static <T> void assertJsonEncode(T pojo, Object expected, String message) {
    try {/*from   w w  w . j  a va 2 s  . c  om*/
        String json = new ObjectMapperProvider().get().enable(INDENT_OUTPUT).writeValueAsString(pojo);
        StringBuilder builder = new StringBuilder();
        if (message != null) {
            builder.append(message).append(' ');
        }
        builder.append("JSON encoding ").append(json);
        assertEquals(new ObjectMapper().readValue(json, Object.class), expected, builder.toString());
    } catch (IOException e) {
        throw propagate(e);
    }
}

From source file:com.codemacro.jcm.util.JsonUtil.java

public static <T> T fromString(String str, TypeReference<T> tref) throws IOException {
    ObjectMapper mapper = new ObjectMapper();
    return mapper.readValue(str, tref);
}

From source file:org.hdl.tensorflow.yarn.appmaster.ClusterSpec.java

public static ClusterSpec fromJsonString(String json) throws IOException {
    ObjectMapper objectMapper = new ObjectMapper();
    return new ClusterSpec(objectMapper.readValue(json, Map.class));
}