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:Main.java

public static String getValueFromJson(String json, String key) {
    String value = "null";
    try {//from   ww w. jav  a2  s  . co  m
        ObjectMapper mapper = new ObjectMapper();
        Map<String, Object> values = mapper.readValue(json, new TypeReference<Map<String, String>>() {
        });
        if (values.containsKey(key)) {
            value = values.get(key).toString();
        }
    } catch (IOException e) {
        System.out.println("Could not parse json: " + json);
    }
    return value;
}

From source file:com.shampan.db.collections.fragment.user.Group.java

public static Group getGroup(String jsonContent) {
    Group groupInfo = null;/*from w  ww.  j a  v  a 2 s .co m*/
    try {
        ObjectMapper mapper = new ObjectMapper();
        groupInfo = mapper.readValue(jsonContent, Group.class);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return groupInfo;
}

From source file:org.hawkular.client.test.utils.JSONHelper.java

public static <T> T load(Class<T> clz, File jsonFile) {
    ObjectMapper mapper = new ObjectMapper();

    try {//from w w w  .  j a v a 2s.c  o  m
        return mapper.readValue(jsonFile, clz);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.apache.solr.kelvin.testcases.SimpleConditionTest.java

public static JsonNode readJsonResource(Class<?> c, String resourceName) throws IOException {
    String raw = IOUtils.toString(c.getResourceAsStream(resourceName), "utf8");
    ObjectMapper mapper = new ObjectMapper();
    return mapper.readValue(raw, JsonNode.class);
}

From source file:org.hawkular.client.test.utils.JSONHelper.java

public static <T> T load(Class<T> clz, String jsonFile) {
    InputStream is = JSONHelper.class.getResourceAsStream(jsonFile);
    if (is == null) {
        throw new RuntimeException("Can't load " + jsonFile);
    }/*w  ww . ja  v  a 2s . c om*/
    ObjectMapper mapper = new ObjectMapper();
    try {
        return mapper.readValue(is, clz);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.shampan.db.collections.fragment.profile.City.java

public static City getCurrentCity(String jsonContent) {
    City city = null;//w ww . j a  v  a  2 s. com
    try {
        ObjectMapper mapper = new ObjectMapper();
        city = mapper.readValue(jsonContent, City.class);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return city;
}

From source file:com.shampan.db.collections.fragment.profile.Town.java

public static Town getHomeTown(String jsonContent) {
    Town town = null;/*from  w ww. ja  v a 2 s . com*/
    try {
        ObjectMapper mapper = new ObjectMapper();
        town = mapper.readValue(jsonContent, Town.class);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return town;
}

From source file:com.massivcode.weatherinfoexam.utils.NetworkUtil.java

public static Forecast parseJsonToForecastInfo(String jsonString) throws IOException {
    ObjectMapper objectMapper = new ObjectMapper();
    Forecast forecast = objectMapper.readValue(jsonString, Forecast.class);
    return forecast;
}

From source file:com.shampan.db.collections.fragment.user.Country.java

public static Country getCountryInfo(String jsonContent) {
    Country countryInfo = null;/*from   w ww. j a  va 2 s. c o m*/
    try {
        ObjectMapper mapper = new ObjectMapper();
        countryInfo = mapper.readValue(jsonContent, Country.class);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return countryInfo;
}

From source file:xyz.monotalk.social.mixcloud.internal.JsonUtils.java

/**
 * readValue//from ww w. j a  v  a 2  s.  c  om
 *
 * @param <T>
 * @param json
 * @param clazz
 * @return
 */
public static <T> T readValue(String json, Class<T> clazz) {
    T result = null;
    try {
        ObjectMapper mapper = new ObjectMapper();
        result = mapper.readValue(json, clazz);
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }
    return result;
}