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

Introduction

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

Prototype

@SuppressWarnings("unchecked")
    public <T> T readValue(byte[] src, JavaType valueType)
            throws IOException, JsonParseException, JsonMappingException

Source Link

Usage

From source file:org.apache.htrace.impl.HTracedProcess.java

private static StartupNotificationData readStartupNotification(ServerSocket listener) throws IOException {
    Socket socket = listener.accept();
    try {/*  w  ww . ja  va  2 s .co  m*/
        InputStream in = socket.getInputStream();
        ObjectMapper objectMapper = new ObjectMapper();
        StartupNotificationData data = objectMapper.readValue(in, StartupNotificationData.class);
        return data;
    } finally {
        socket.close();
    }
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static List<LogUnit> getLogUnit(String response) {
    List<LogUnit> logUnits = new ArrayList<LogUnit>();
    ObjectMapper mapper = new ObjectMapper();
    try {/*from w  ww  .ja v  a2s .  co  m*/
        logUnits = mapper.readValue(response, new TypeReference<List<LogUnit>>() {
        });
    } catch (IOException e) {
        e.printStackTrace();
    }
    return logUnits;
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static List<Command> getCommands(String response) {
    List<Command> commands = new ArrayList<>();
    ObjectMapper mapper = new ObjectMapper();
    try {//  w ww .j a v a 2 s.c  o  m
        commands = mapper.readValue(response, new TypeReference<List<Command>>() {
        });
    } catch (IOException e) {
        e.printStackTrace();
    }
    return commands;
}

From source file:io.github.retz.scheduler.MesosHTTPFetcher.java

static List<Map<String, Object>> parseTasks(InputStream in, String frameworkId) throws IOException {
    ObjectMapper mapper = new ObjectMapper();
    List<Map<String, Object>> ret = new LinkedList<>();

    Map<String, List<Map<String, Object>>> map = mapper.readValue(in, Map.class);
    List<Map<String, Object>> tasks = map.get("tasks");
    for (Map<String, Object> task : tasks) {
        String fid = (String) task.get("framework_id");
        if (!frameworkId.equals(fid)) {
            continue;
        }//from w w w  .j a va2 s . co m
        ret.add(task);
    }
    return ret;
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static List<Snapshot> getSnapshot(String response) {
    List<Snapshot> snapshots = new ArrayList<>();
    ObjectMapper mapper = new ObjectMapper();
    try {// w w  w  . jav  a  2 s .com
        snapshots = mapper.readValue(response, new TypeReference<List<Snapshot>>() {
        });
    } catch (IOException e) {
        e.printStackTrace();
    }
    return snapshots;
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static List<FileUnit> getFileUnits(String response) {
    List<FileUnit> fileUnits = new ArrayList<FileUnit>();
    ObjectMapper mapper = new ObjectMapper();
    try {/*from   w  w  w.  ja va  2  s . c o m*/
        fileUnits = mapper.readValue(response, new TypeReference<List<FileUnit>>() {
        });
    } catch (IOException e) {
        e.printStackTrace();
    }
    return fileUnits;
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static Application getApplication(String response) {
    Application application = new Application();
    ObjectMapper mapper = new ObjectMapper();
    try {/*ww w  . java  2s.  co m*/
        application = mapper.readValue(response, Application.class);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return application;
}

From source file:com.zxy.commons.json.JsonUtils.java

/**
 * json?/*  w w  w. j a v  a2s  . co m*/
 * 
 * @param <T> This is the type parameter
 * @param include include
 * @param jsonString json
 * @param clazz 
 * @return 
 */
public static <T> T toObject(JsonInclude.Include include, String jsonString, Class<T> clazz) {
    try {
        ObjectMapper mapper = getObjectMapper(include);
        return mapper.readValue(jsonString, TypeFactory.defaultInstance().constructType(clazz));
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:ch.ralscha.extdirectspring_itest.InfoServiceTest.java

@SuppressWarnings("unchecked")
private static void testInfoPost(String method) throws IOException {
    CloseableHttpClient client = HttpClientBuilder.create().build();
    CloseableHttpResponse response = null;
    try {//from  w ww .  java2  s . co m
        HttpPost post = new HttpPost("http://localhost:9998/controller/router");

        List<NameValuePair> formparams = new ArrayList<NameValuePair>();
        formparams.add(new BasicNameValuePair("extTID", "1"));
        formparams.add(new BasicNameValuePair("extAction", "infoService"));
        formparams.add(new BasicNameValuePair("extMethod", method));
        formparams.add(new BasicNameValuePair("extType", "rpc"));
        formparams.add(new BasicNameValuePair("extUpload", "false"));
        formparams.add(new BasicNameValuePair("userName", "RALPH"));
        UrlEncodedFormEntity postEntity = new UrlEncodedFormEntity(formparams, "UTF-8");

        post.setEntity(postEntity);

        response = client.execute(post);
        HttpEntity entity = response.getEntity();
        assertThat(entity).isNotNull();
        String responseString = EntityUtils.toString(entity);

        ObjectMapper mapper = new ObjectMapper();
        Map<String, Object> rootAsMap = mapper.readValue(responseString, Map.class);
        assertThat(rootAsMap).hasSize(5);
        assertThat(rootAsMap.get("method")).isEqualTo(method);
        assertThat(rootAsMap.get("type")).isEqualTo("rpc");
        assertThat(rootAsMap.get("action")).isEqualTo("infoService");
        assertThat(rootAsMap.get("tid")).isEqualTo(1);

        Map<String, Object> result = (Map<String, Object>) rootAsMap.get("result");
        assertThat(result).hasSize(2);
        assertThat(result.get("user-name-lower-case")).isEqualTo("ralph");
        assertThat(result.get("success")).isEqualTo(Boolean.TRUE);
    } finally {
        IOUtils.closeQuietly(response);
        IOUtils.closeQuietly(client);
    }
}

From source file:cn.org.once.cstack.cli.rest.JsonConverter.java

public static List<Application> getApplications(String response) {
    List<Application> applications = new ArrayList<>();
    ObjectMapper mapper = new ObjectMapper();
    try {// w  w  w . ja  v a 2 s .co m
        applications = mapper.readValue(response, new TypeReference<List<Application>>() {
        });
    } catch (IOException e) {
        e.printStackTrace();
    }
    return applications;
}