Examples with JsonParser javax.json.stream.JsonParser used on opensource projects

Example 11 with JsonParser

use of javax.json.stream.JsonParser in project Payara by payara.

the class JsonParameterMapProvider method readFrom.

@Override
public ParameterMap readFrom(Class<ParameterMap> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, String> headers, InputStream in) throws IOException {
    JsonObject obj;
    try {
        JsonParser parser = Json.createParser(in);
        if (parser.hasNext()) {
            parser.next();
            obj = parser.getObject();
        } else {
            obj = JsonValue.EMPTY_JSON_OBJECT;
        }
        ParameterMap map = new ParameterMap();
        for (String k : obj.keySet()) {
            Object value = obj.get(k);
            if (value instanceof JsonArray) {
                JsonArray array = (JsonArray) value;
                for (int i = 0; i < array.size(); i++) {
                    map.add(k, "" + array.get(i));
                }
            } else {
                map.add(k, "" + value);
            }
        }
        return map;
    } catch (Exception ex) {
        Logger.getLogger("org.glassfish.admin.rest").log(Level.SEVERE, null, ex);
        ParameterMap map = new ParameterMap();
        map.add("error", "Entity Parsing Error: " + ex.getMessage());
        return map;
    }
}

Example 12 with JsonParser

use of javax.json.stream.JsonParser in project Payara by payara.

the class RestModelReader method readFrom.

@Override
public T readFrom(Class<T> type, Type type1, Annotation[] antns, MediaType mt, MultivaluedMap<String, String> mm, InputStream entityStream) throws WebApplicationException, IOException {
    try {
        BufferedReader in = new BufferedReader(new InputStreamReader(entityStream));
        JsonParser parser = Json.createParser(in);
        final Locale locale = CompositeUtil.instance().getLocale(mm);
        JsonObject o;
        if (parser.hasNext()) {
            parser.next();
            o = parser.getObject();
        } else {
            o = JsonValue.EMPTY_JSON_OBJECT;
        }
        T model = CompositeUtil.instance().unmarshallClass(locale, type, o);
        Set<ConstraintViolation<T>> cv = CompositeUtil.instance().validateRestModel(locale, model);
        if (!cv.isEmpty()) {
            final Response response = Response.status(Status.BAD_REQUEST).entity(CompositeUtil.instance().getValidationFailureMessages(locale, cv, model)).build();
            throw new WebApplicationException(response);
        }
        return (T) model;
    } catch (JsonException ex) {
        throw new WebApplicationException(Response.status(Status.INTERNAL_SERVER_ERROR).entity(ex.getLocalizedMessage()).build());
    }
}

Example 13 with JsonParser

use of javax.json.stream.JsonParser in project Payara by payara.

the class Util method processJsonMap.

/**
 * Converts a String of JSON data into a map
 * If there is an error then an empty Map will be returned.
 * @param json
 * @return A {@link Map} of {@link String} || {@link Number}
 */
public static Map processJsonMap(String json) {
    Map<String, Object> map;
    try {
        JsonParser parser = Json.createParser(new StringReader(json));
        if (parser.hasNext()) {
            parser.next();
            map = processJsonObject(parser.getObject());
        } else {
            map = new HashMap<String, Object>();
        }
    } catch (JsonException e) {
        map = new HashMap();
    }
    return map;
}

Example 14 with JsonParser

use of javax.json.stream.JsonParser in project Payara by payara.

the class CompositeUtilTest method testDirtyFieldDetection.

@Test
public void testDirtyFieldDetection() throws JsonException {
    Locale locale = null;
    JsonParser parser = Json.createParser(new StringReader(JSON));
    parser.next();
    JsonObject o = parser.getObject();
    BaseModel model = CompositeUtil.instance().unmarshallClass(locale, BaseModel.class, o);
    RestModel rmi = (RestModel) model;
    Assert.assertTrue(rmi.isSet("name"));
    Assert.assertTrue(rmi.isSet("count"));
    Assert.assertTrue(rmi.isSet("related"));
    Assert.assertFalse(rmi.isSet("size"));
}

Example 15 with JsonParser

use of javax.json.stream.JsonParser in project quickstart by wildfly.

the class JsonController method parseJsonStream.

public void parseJsonStream() {
    StringBuilder sb = new StringBuilder();
    String json = getJsonString();
    try {
        JsonParser parser = Json.createParser(new StringReader(json));
        while (parser.hasNext()) {
            Event event = parser.next();
            if (event.equals(Event.KEY_NAME)) {
                sb.append(" - - - -  >  Key: " + parser.getString() + "  < - - - - - \n");
            }
            if (event.equals(Event.VALUE_STRING)) {
                sb.append("Value as String: " + parser.getString() + "\n");
            }
            if (event.equals(Event.VALUE_NUMBER)) {
                sb.append("Value as Number: " + parser.getInt() + "\n");
            }
            if (event.equals(Event.VALUE_TRUE)) {
                sb.append("Value as Boolean: true\n");
            }
            if (event.equals(Event.VALUE_FALSE)) {
                sb.append("Value as Boolean: false \n");
            }
        }
    } catch (JsonException e) {
        FacesContext.getCurrentInstance().addMessage("form:parsed", new FacesMessage(e.getMessage()));
    }
    parsedResult = sb.toString();
}