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

Introduction

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

Prototype

@Override
public JsonFactory getFactory() 

Source Link

Document

Method that can be used to get hold of JsonFactory that this mapper uses if it needs to construct JsonParser s and/or JsonGenerator s.

Usage

From source file:scott.barleyrs.rest.EntityResultMessageBodyWriter.java

@Override
public void writeTo(Entity result, Class<?> type, Type genericType, Annotation[] annotations,
        MediaType mediaType, MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
        throws IOException, WebApplicationException {
    System.out.println("converting Entity to JSON");
    result.getEntityContext().setEntityContextState(EntityContextState.INTERNAL);
    try {//from   ww w  .java2s  . c  o  m
        ObjectMapper mapper = new ObjectMapper();
        JsonGenerator gen = mapper.getFactory().createGenerator(entityStream);
        Set<Entity> started = new HashSet<>();
        JsonNode json = toJson(mapper, result, started);
        gen.writeTree(json);
    } finally {
        result.getEntityContext().setEntityContextState(EntityContextState.USER);
    }

}

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From source file:org.n52.tamis.core.test.json.deserialize.SosTimeseriesInformationDeserializer_Test.java

/**
 * Parses the example document located at
 * "src/test/resources/SosTimeseriesInformation_example.json" and
 * deserializes its content into an instance of
 * {@link SosTimeseriesInformation}//from   w w  w  .j  a  v  a2 s  .co m
 */
@Test
public void test() {
    try {

        input = this.getClass().getResourceAsStream(SOS_TIMESERIES_INFORMATION_EXAMPLE_JSON);

        ObjectMapper objectMapper = new ObjectMapper();
        JsonFactory jsonFactory = objectMapper.getFactory();

        this.jsonParser = jsonFactory.createParser(input);

        SosTimeseriesInformation sosTimeseriesInformation = sosTimeseriesInformationDeserializer
                .deserialize(jsonParser, null);

        /*
         * Assert that values of the intantiated SosTimeseriesInformation
         * object match the expected parameters from the example document
         */
        Assert.assertNotNull(sosTimeseriesInformation);

        /*
         * feature of interest
         */
        Assert.assertEquals("sta_a4bff7499d440d9bb67ad73e048c5a47",
                sosTimeseriesInformation.getFeatureOfInterest());

        /*
         * SOS URL
         */
        Assert.assertEquals("http://pegelonline.wsv.de/webservices/gis/gdi-sos",
                sosTimeseriesInformation.getSosUrl());

        /*
         * offering id
         */
        Assert.assertEquals("off_c599e9b089385d08aa00b7c9c4c6f3ef", sosTimeseriesInformation.getOfferingId());

        /*
         * procedure
         */
        Assert.assertEquals("pro_e878d48e49ebc2a156e2810470bae9a2", sosTimeseriesInformation.getProcedure());

        /*
         * observedProperty
         */
        Assert.assertEquals("phe_f60bcfb1f6ac3d37210b5d757a1bf48e",
                sosTimeseriesInformation.getObservedProperty());

        /*
         * temporal filter cannot be set via JsonDeserializer since the
         * document does not contain this information.! Thus, cannot be set!
         */

    } catch (IOException ex) {
        ex.printStackTrace();
    } finally {
        if (input != null) {
            try {
                input.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

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From source file:com.mnxfst.stream.listener.webtrends.WebtrendsTokenRequest.java

public String execute() throws Exception {

    final String assertion = buildAssertion();
    final Map<String, String> requestParams = new HashMap<String, String>() {
        private static final long serialVersionUID = 1919397363313726934L;

        {/*from   w  ww. j  a  v a2  s  .  c om*/
            put(REQUEST_PARAM_CLIENT_ID, clientId);
            put(REQUEST_PARAM_CLIENT_ASSERTION, java.net.URLEncoder.encode(assertion, "UTF-8"));
        }
    };

    final String result = httpPost(requestParams);

    ObjectMapper mapper = new ObjectMapper();
    JsonFactory factory = mapper.getFactory();
    JsonParser jp = factory.createParser(result);
    JsonNode obj = mapper.readTree(jp);

    JsonNode error = obj.findValue("Error");
    if (error != null)
        throw new Exception(obj.findValue("Description").asText());

    return obj.findValue("access_token").asText();
}

---

From source file:scott.barleyrs.rest.QueryResultMessageBodyWriter.java

@Override
public void writeTo(QueryResult<?> result, Class<?> type, Type genericType, Annotation[] annotations,
        MediaType mediaType, MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
        throws IOException, WebApplicationException {
    System.out.println("converting QueryResult to JSON");
    result.getEntityContext().setEntityContextState(EntityContextState.INTERNAL);
    try {/*from  w w w . ja  va2 s  .c om*/
        ObjectMapper mapper = new ObjectMapper();
        JsonGenerator gen = mapper.getFactory().createGenerator(entityStream);
        ArrayNode array = mapper.createArrayNode();
        for (Entity entity : result.getEntityList()) {
            Set<Entity> started = new HashSet<>();
            array.add(toJson(mapper, entity, started));

        }
        gen.writeTree(array);
    } finally {
        result.getEntityContext().setEntityContextState(EntityContextState.USER);
    }

}

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From source file:com.salmon.security.xacml.demo.springmvc.rest.controller.MarketPlacePopulatorController.java

@ExceptionHandler(HttpMessageNotReadableException.class)
@ResponseStatus(HttpStatus.BAD_REQUEST)/*from  w w  w  .  ja v a  2 s .co  m*/
public void whenPayloadIsStrange(HttpServletRequest request, HttpMessageNotReadableException ex) {

    StringBuilder sb = new StringBuilder("REQUEST PARTS: ");

    LOG.info("************************ JSON ERROR  ************************ ");
    LOG.info("ContentType " + request.getContentType());
    LOG.info("ContentLength " + request.getContentLength());

    StringBuffer jb = new StringBuffer();
    String line = null;
    try {
        BufferedReader reader = request.getReader();
        while ((line = reader.readLine()) != null)
            jb.append(line);
    } catch (Exception e) {
        /*report an error*/ }

    LOG.info("************************ JSON PARSING  ************************ ");
    LOG.info("Payload: " + jb.toString());
    try {
        ObjectMapper mapper = new ObjectMapper();
        JsonFactory factory = mapper.getFactory();
        JsonParser jp = factory.createParser(jb.toString());
        JsonNode actualObj = mapper.readTree(jp);
        LOG.info("JSON OBJECT CREATED: " + actualObj.toString());

        ObjectMapper driverMapper = new ObjectMapper();
        Driver jsonDriver = driverMapper.readValue(actualObj.toString(), Driver.class);

        LOG.info("DRIVER OBJECT CREATED: " + jsonDriver.toString());

    } catch (Exception e) {
        LOG.error("JSON Parsing Exception " + e.getMessage());
    }

}

---

From source file:org.apache.batchee.jackson.JacksonJSonWriter.java

@Override
public void open(final Serializable checkpoint) throws Exception {
    final File outputFile = new File(file);
    if (!outputFile.getParentFile().exists() && !outputFile.getParentFile().mkdirs()) {
        throw new BatchRuntimeException("Can't create " + outputFile.getAbsolutePath());
    }/*  w  w  w . jav a2 s. co  m*/

    final ObjectMapper mapper = Jacksons.newMapper(configuration);

    writer = new TransactionalWriter(outputFile, encoding, checkpoint);
    generator = mapper.getFactory().createGenerator(writer);
    if (fieldNameGeneratorClass != null) {
        if ("default".equals(fieldNameGeneratorClass)) {
            fieldNameGenerator = new DefaultFieldNameGenerator();
        } else {
            fieldNameGenerator = FieldNameGenerator.class.cast(Thread.currentThread().getContextClassLoader()
                    .loadClass(fieldNameGeneratorClass).newInstance());
        }
    }

    if (useGlobalWrapper()) {
        if (fieldNameGenerator != null) {
            generator.writeStartObject();
        } else {
            generator.writeStartArray();
        }
    }
}

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From source file:org.duracloud.snapshot.rest.GeneralResourceTest.java

@Test
public void testVersion() throws JsonParseException, IOException {

    replayAll();/* w  w w  .  j av  a 2 s  . c  o  m*/

    Response response = resource.version();

    String message = (String) response.getEntity();

    ObjectMapper mapper = new ObjectMapper();
    JsonFactory factory = mapper.getFactory();
    JsonParser jp = factory.createJsonParser(message);
    JsonNode obj = mapper.readTree(jp);
    Assert.assertNotNull(obj);
    Assert.assertNotNull(obj.get("version"));

}

---

From source file:org.n52.tamis.core.test.json.deserialize.SingleProcessDescriptionDeserializer_Test.java

/**
 * Parses the example document located at
 * "src/test/resources/extendedSingleProcessDescription_example.json" and
 * deserializes its content into an instance of
 * {@link ProcessDescription_singleProcess}
 *//*from w  w  w  .ja  v  a 2  s.  co m*/
@Test
public void test() {
    try {

        input = this.getClass().getResourceAsStream(EXTENDED_SINGLE_PROCESS_DESCRIPTION_EXAMPLE_JSON);

        ObjectMapper objectMapper = new ObjectMapper();
        JsonFactory jsonFactory = objectMapper.getFactory();

        this.jsonParser = jsonFactory.createParser(input);

        ProcessDescription_singleProcess singleProcessDescription_short = processesDeserializer
                .deserialize(jsonParser, null);

        /*
         * Assert that values of the intantiated
         * ProcessDescription_singleProcess object match the expected
         * parameters from the example document
         */
        Assert.assertNotNull(singleProcessDescription_short);

        /*
         * id
         */
        Assert.assertEquals("org.n52.tamis.algorithm.interpolation", singleProcessDescription_short.getId());

        /*
         * label
         */
        Assert.assertEquals("TAMIS Interpolation Process", singleProcessDescription_short.getLabel());

        /*
         * inputs
         */
        List<ProcessDescriptionInput> inputs = singleProcessDescription_short.getInputs();

        Assert.assertEquals(3, inputs.size());

        /*
         * first Input
         */
        ProcessDescriptionInput firstInput = inputs.get(0);
        Assert.assertEquals("target-grid", firstInput.getId());
        Assert.assertEquals("Target Grid", firstInput.getLabel());
        Assert.assertEquals("text/xml | application/x-netcdf", firstInput.getType());
        Assert.assertEquals(true, firstInput.getRequired());

        /*
         * second Input
         */
        ProcessDescriptionInput secondInput = inputs.get(1);
        Assert.assertEquals("interpolation-method", secondInput.getId());
        Assert.assertEquals("Interpolation Method", secondInput.getLabel());
        Assert.assertEquals("text/plain | text/xml", secondInput.getType());
        Assert.assertEquals(true, secondInput.getRequired());

        /*
         * third Input
         */
        ProcessDescriptionInput thirdInput = inputs.get(2);
        Assert.assertEquals("input-values", thirdInput.getId());
        Assert.assertEquals("Input Values", thirdInput.getLabel());
        Assert.assertEquals("application/om+xml; version=2.0", thirdInput.getType());
        Assert.assertEquals(true, thirdInput.getRequired());

        /*
         * output(s)
         */
        List<ProcessDescriptionOutput> outputs = singleProcessDescription_short.getOutputs();
        Assert.assertEquals(1, outputs.size());
        ProcessDescriptionOutput firstOutput = outputs.get(0);
        Assert.assertEquals("interpolated-values", firstOutput.getId());
        Assert.assertEquals("Interpolated Values", firstOutput.getLabel());
        Assert.assertEquals("application/geotiff | application/x-netcdf", firstOutput.getType());

    } catch (IOException ex) {
        ex.printStackTrace();
    } finally {
        if (input != null) {
            try {
                input.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

---

From source file:io.seldon.external.ExternalPredictionServer.java

public JsonNode predict(String client, JsonNode jsonNode, OptionsHolder options) {
    long timeNow = System.currentTimeMillis();
    URI uri = URI.create(options.getStringOption(URL_PROPERTY_NAME));
    try {// w  w  w .  ja v  a 2s.  c om
        URIBuilder builder = new URIBuilder().setScheme("http").setHost(uri.getHost()).setPort(uri.getPort())
                .setPath(uri.getPath()).setParameter("client", client)
                .setParameter("json", jsonNode.toString());

        uri = builder.build();
    } catch (URISyntaxException e) {
        throw new APIException(APIException.GENERIC_ERROR);
    }
    HttpContext context = HttpClientContext.create();
    HttpGet httpGet = new HttpGet(uri);
    try {
        if (logger.isDebugEnabled())
            logger.debug("Requesting " + httpGet.getURI().toString());
        CloseableHttpResponse resp = httpClient.execute(httpGet, context);
        try {
            if (resp.getStatusLine().getStatusCode() == 200) {
                ObjectMapper mapper = new ObjectMapper();
                JsonFactory factory = mapper.getFactory();
                JsonParser parser = factory.createParser(resp.getEntity().getContent());
                JsonNode actualObj = mapper.readTree(parser);

                return actualObj;
            } else {
                logger.error(
                        "Couldn't retrieve prediction from external prediction server -- bad http return code: "
                                + resp.getStatusLine().getStatusCode());
                throw new APIException(APIException.GENERIC_ERROR);
            }
        } finally {
            if (resp != null)
                resp.close();
            if (logger.isDebugEnabled())
                logger.debug(
                        "External prediction server took " + (System.currentTimeMillis() - timeNow) + "ms");
        }
    } catch (IOException e) {
        logger.error("Couldn't retrieve prediction from external prediction server - ", e);
        throw new APIException(APIException.GENERIC_ERROR);
    } catch (Exception e) {
        logger.error("Couldn't retrieve prediction from external prediction server - ", e);
        throw new APIException(APIException.GENERIC_ERROR);
    } finally {

    }

}

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From source file:com.nebhale.cyclinglibrary.web.json.AbstractJsonSerializerTest.java

@Test
public final void test() throws IOException, ParseException {
    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.registerModule(new SimpleModule().addSerializer(new LinkJsonSerializer()));

    T value = getValue();/*w ww  .jav a2s. c  om*/
    StringWriter out = new StringWriter();
    JsonGenerator jsonGenerator = objectMapper.getFactory().createJsonGenerator(out);
    SerializerProvider serializerProvider = objectMapper.getSerializerProvider();

    try {
        getJsonSerializer().serialize(value, jsonGenerator, serializerProvider);
        jsonGenerator.flush();
        assertResult(out.toString());
    } finally {
        out.close();
        jsonGenerator.close();
    }
}

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