Example usage for com.google.gson JsonElement getAsJsonPrimitive

Introduction

In this page you can find the example usage for com.google.gson JsonElement getAsJsonPrimitive.

Prototype

public JsonPrimitive getAsJsonPrimitive() 

Source Link

Document

convenience method to get this element as a JsonPrimitive .

Usage

From source file:org.openqa.selenium.remote.JsonToBeanConverter.java

License:Apache License

@SuppressWarnings("unchecked")
private <T> T convert(Class<T> clazz, Object source, int depth) {
    if (source == null || source instanceof JsonNull) {
        return null;
    }//  w  ww. jav a 2  s  .c  o  m

    if (source instanceof JsonElement) {
        JsonElement json = (JsonElement) source;

        if (json.isJsonPrimitive()) {
            JsonPrimitive jp = json.getAsJsonPrimitive();

            if (String.class.equals(clazz)) {
                return (T) jp.getAsString();
            }

            if (jp.isNumber()) {
                if (Integer.class.isAssignableFrom(clazz) || int.class.equals(clazz)) {
                    return (T) Integer.valueOf(jp.getAsNumber().intValue());
                } else if (Long.class.isAssignableFrom(clazz) || long.class.equals(clazz)) {
                    return (T) Long.valueOf(jp.getAsNumber().longValue());
                } else if (Float.class.isAssignableFrom(clazz) || float.class.equals(clazz)) {
                    return (T) Float.valueOf(jp.getAsNumber().floatValue());
                } else if (Double.class.isAssignableFrom(clazz) || double.class.equals(clazz)) {
                    return (T) Double.valueOf(jp.getAsNumber().doubleValue());
                } else {
                    return (T) convertJsonPrimitive(jp);
                }
            }
        }
    }

    if (isPrimitive(source.getClass())) {
        return (T) source;
    }

    if (isEnum(clazz, source)) {
        return (T) convertEnum(clazz, source);
    }

    if ("".equals(String.valueOf(source))) {
        return (T) source;
    }

    if (Command.class.equals(clazz)) {
        JsonObject json = new JsonParser().parse((String) source).getAsJsonObject();

        SessionId sessionId = null;
        if (json.has("sessionId") && !json.get("sessionId").isJsonNull()) {
            sessionId = convert(SessionId.class, json.get("sessionId"), depth + 1);
        }

        String name = json.get("name").getAsString();
        if (json.has("parameters")) {
            Map<String, ?> args = (Map<String, ?>) convert(HashMap.class, json.get("parameters"), depth + 1);
            return (T) new Command(sessionId, name, args);
        }

        return (T) new Command(sessionId, name);
    }

    if (Response.class.equals(clazz)) {
        Response response = new Response();
        JsonObject json = source instanceof JsonObject ? (JsonObject) source
                : new JsonParser().parse((String) source).getAsJsonObject();

        if (json.has("error") && !json.get("error").isJsonNull()) {
            String state = json.get("error").getAsString();
            response.setState(state);
            response.setStatus(errorCodes.toStatus(state, Optional.empty()));
            response.setValue(convert(Object.class, json.get("message")));
        }
        if (json.has("state") && !json.get("state").isJsonNull()) {
            String state = json.get("state").getAsString();
            response.setState(state);
            response.setStatus(errorCodes.toStatus(state, Optional.empty()));
        }
        if (json.has("status") && !json.get("status").isJsonNull()) {
            JsonElement status = json.get("status");
            if (status.getAsJsonPrimitive().isString()) {
                String state = status.getAsString();
                response.setState(state);
                response.setStatus(errorCodes.toStatus(state, Optional.empty()));
            } else {
                int intStatus = status.getAsInt();
                response.setState(errorCodes.toState(intStatus));
                response.setStatus(intStatus);
            }
        }
        if (json.has("sessionId") && !json.get("sessionId").isJsonNull()) {
            response.setSessionId(json.get("sessionId").getAsString());
        }

        if (json.has("value")) {
            response.setValue(convert(Object.class, json.get("value")));
        } else {
            response.setValue(convert(Object.class, json));
        }

        return (T) response;
    }

    if (SessionId.class.equals(clazz)) {
        // Stupid heuristic to tell if we are dealing with a selenium 2 or 3 session id.
        JsonElement json = source instanceof String ? new JsonParser().parse((String) source).getAsJsonObject()
                : (JsonElement) source;
        if (json.isJsonPrimitive()) {
            return (T) new SessionId(json.getAsString());
        }
        return (T) new SessionId(json.getAsJsonObject().get("value").getAsString());
    }

    if (Capabilities.class.isAssignableFrom(clazz)) {
        JsonObject json = source instanceof JsonElement ? ((JsonElement) source).getAsJsonObject()
                : new JsonParser().parse(source.toString()).getAsJsonObject();
        Map<String, Object> map = convertMap(json.getAsJsonObject(), depth);
        return (T) new DesiredCapabilities(map);
    }

    if (Date.class.equals(clazz)) {
        return (T) new Date(Long.valueOf(String.valueOf(source)));
    }

    if (source instanceof String && !((String) source).startsWith("{") && Object.class.equals(clazz)) {
        return (T) source;
    }

    Method fromJson = getMethod(clazz, "fromJson");
    if (fromJson != null) {
        try {
            return (T) fromJson.invoke(null, source.toString());
        } catch (IllegalArgumentException e) {
            throw new WebDriverException(e);
        } catch (IllegalAccessException e) {
            throw new WebDriverException(e);
        } catch (InvocationTargetException e) {
            throw new WebDriverException(e);
        }
    }

    if (depth == 0) {
        if (source instanceof String) {
            source = new JsonParser().parse((String) source);
        }
    }

    if (source instanceof JsonElement) {
        JsonElement element = (JsonElement) source;

        if (element.isJsonNull()) {
            return null;
        }

        if (element.isJsonPrimitive()) {
            return (T) convertJsonPrimitive(element.getAsJsonPrimitive());
        }

        if (element.isJsonArray()) {
            return (T) convertList(element.getAsJsonArray(), depth);
        }

        if (element.isJsonObject()) {
            if (Map.class.isAssignableFrom(clazz)) {
                return (T) convertMap(element.getAsJsonObject(), depth);
            }

            if (Object.class.equals(clazz)) {
                return (T) convertMap(element.getAsJsonObject(), depth);
            }

            return convertBean(clazz, element.getAsJsonObject(), depth);
        }
    }

    return (T) source; // Crap shoot here; probably a string.
}

---

From source file:org.openqa.selenium.remote.JsonToBeanConverter.java

License:Apache License

private Object convertJsonPrimitive(JsonElement json) {
    return convertJsonPrimitive(json.getAsJsonPrimitive());
}

---

From source file:org.pascani.dsl.dbmapper.typeadapters.UUIDDeserializer.java

License:Open Source License

@Override
public UUID deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    return UUID.fromString(json.getAsJsonPrimitive().getAsString());
}

---

From source file:org.plos.crepo.model.metadata.RepoMetadata.java

License:Open Source License

@VisibleForTesting
static Object convertJsonToImmutable(JsonElement element) {
    if (element.isJsonNull()) {
        return null;
    }/* ww  w  .  j  av  a2 s .  c om*/
    if (element.isJsonPrimitive()) {
        JsonPrimitive primitive = element.getAsJsonPrimitive();
        if (primitive.isString())
            return primitive.getAsString();
        if (primitive.isNumber())
            return asNumber(primitive);
        if (primitive.isBoolean())
            return primitive.getAsBoolean();
        throw new RuntimeException("JsonPrimitive is not one of the expected primitive types");
    }
    if (element.isJsonArray()) {
        JsonArray array = element.getAsJsonArray();
        if (array.size() == 0)
            return Collections.emptyList();
        List<Object> convertedList = new ArrayList<>(array.size());
        for (JsonElement arrayElement : array) {
            Object convertedElement = convertJsonToImmutable(arrayElement);
            convertedList.add(convertedElement);
        }
        return Collections.unmodifiableList(convertedList);
    }
    if (element.isJsonObject()) {
        Set<Map.Entry<String, JsonElement>> entries = element.getAsJsonObject().entrySet();
        if (entries.size() == 0)
            return Collections.emptyMap();
        Map<String, Object> convertedMap = Maps.newHashMapWithExpectedSize(entries.size());
        for (Map.Entry<String, JsonElement> entry : entries) {
            String key = Preconditions.checkNotNull(entry.getKey());
            Object value = convertJsonToImmutable(entry.getValue());
            convertedMap.put(key, value);
        }
        return Collections.unmodifiableMap(convertedMap);
    }
    throw new RuntimeException("JsonElement is not one of the expected subtypes");
}

---

From source file:org.ppojo.data.ArtifactSerializer.java

License:Apache License

private String readStringProperty(JsonElement json, String artifact_name, String propertyName,
        boolean isRequired, String defaultValue) {
    JsonElement typeElement = json.getAsJsonObject().get(propertyName);
    if (typeElement == null)
        if (isRequired)
            throw new RequiredPropertyMissing("Required property " + propertyName + " is missing in artifact "
                    + artifact_name + " declaration in " + getDeserializeFilePath());
        else/*from www .  j a  v a2s. co  m*/
            return defaultValue;
    if (!typeElement.isJsonPrimitive() || !typeElement.getAsJsonPrimitive().isString())
        throw new JsonParseException("Invalid element type for property: " + propertyName + " in artifact "
                + artifact_name + ", expected String got " + JsonElementTypes.getType(typeElement) + ", in "
                + getDeserializeFilePath());
    return typeElement.getAsString();
}

---

From source file:org.ppojo.data.CopyStyleDataSerializer.java

License:Apache License

private CopyStyleData ParseStyleJsonObject(JsonObject asObject, int memberIndex) {
    CopyStyleData copyStyleData = new CopyStyleData();
    JsonElement styleMember = null;
    JsonElement methodNameMember = null;
    for (Map.Entry<String, JsonElement> elementEntry : asObject.entrySet()) {
        switch (elementEntry.getKey()) {
        case "style":
            styleMember = elementEntry.getValue();
            break;
        case "methodName":
            methodNameMember = elementEntry.getValue();
            break;
        default://from w  ww .  j ava  2  s . com
            throw new JsonParseException("Invalid member for array element pojoCopyStyles[" + memberIndex
                    + "], unsupported field " + elementEntry.getKey()
                    + ". Only supports fields style and methodName, in " + getDeserializeFilePath());
        }
    }
    if (styleMember == null)
        throw new JsonParseException("Invalid element in option pojoCopyStyles[" + memberIndex
                + "], required field: style is missing, in " + getDeserializeFilePath());
    if (!(styleMember.isJsonPrimitive() && styleMember.getAsJsonPrimitive().isString()))
        throw new JsonParseException("Invalid element type for option pojoCopyStyles[" + memberIndex
                + "] style field, expected String got " + JsonElementTypes.getType(styleMember) + ", in "
                + getDeserializeFilePath());
    if (methodNameMember != null
            && !(methodNameMember.isJsonPrimitive() && methodNameMember.getAsJsonPrimitive().isString()))
        throw new JsonParseException("Invalid element type for option pojoCopyStyles[" + memberIndex
                + "]  methodName field, expected String got " + JsonElementTypes.getType(methodNameMember)
                + ", in " + getDeserializeFilePath());
    copyStyleData.style = parseStyleType(styleMember.getAsString(), memberIndex);
    if (methodNameMember != null)
        copyStyleData.methodName = EmptyIfNull(methodNameMember.getAsString());
    return copyStyleData;
}

---

From source file:org.ppojo.data.JsonElementTypes.java

License:Apache License

public static JsonElementTypes getType(JsonElement json) {
    if (json.isJsonObject())
        return JsonElementTypes.JsonObject;
    if (json.isJsonArray())
        return JsonElementTypes.JsonArray;
    if (json.isJsonNull())
        return JsonElementTypes.JsonNull;
    if (json.isJsonPrimitive()) {
        JsonPrimitive jsonPrimitive = json.getAsJsonPrimitive();
        if (jsonPrimitive.isBoolean())
            return JsonElementTypes.Boolean;
        if (jsonPrimitive.isNumber())
            return JsonElementTypes.Number;
        if (jsonPrimitive.isString())
            return JsonElementTypes.String;
    }//w  ww .j av  a2 s  .  c  om
    return JsonElementTypes.Unknown;
}

---

From source file:org.qcert.camp.translator.Rule2CAMP.java

License:Open Source License

/**
 * Make a single data object given its type and a JsonObject containing its attributes
 * @param type the type/*from  www.jav a2  s. c  o  m*/
 * @param attributes the attributes
 * @return the constructed object instance
 * @throws Exception 
 */
private static Object makeDataObject(String type, JsonObject attributes) throws Exception {
    Object ans = Class.forName(type).newInstance();
    for (Entry<String, JsonElement> attribute : attributes.entrySet()) {
        JsonElement value = attribute.getValue();
        if (value.isJsonPrimitive())
            setAttribute(ans, attribute.getKey(), valueFromJson(value.getAsJsonPrimitive()));
        else if (value.isJsonArray()) {
            JsonArray array = value.getAsJsonArray();
            List<Object> collection = new ArrayList<>();
            setAttribute(ans, attribute.getKey(), collection);
            for (JsonElement element : array) {
                if (element.isJsonPrimitive())
                    collection.add(valueFromJson((element.getAsJsonPrimitive())));
                else
                    throw new UnsupportedOperationException(
                            "Only handling collections of primitive type at this time");
            }
        }
    }
    return ans;
}

---

From source file:org.qcert.runtime.DataComparator.java

License:Apache License

private static DType getType(JsonElement obj) {
    if (obj == null) {
        return DType.DT_JNULL;
    } else if (obj.isJsonNull()) {
        return DType.DT_NULL;
    } else if (obj.isJsonPrimitive()) {
        final JsonPrimitive prim = obj.getAsJsonPrimitive();
        if (prim.isBoolean()) {
            return DType.DT_BOOL;
        } else if (prim.isString()) {
            return DType.DT_STRING;
        } else if (prim.isNumber()) {
            final Number num = prim.getAsNumber();
            if (num instanceof LazilyParsedNumber) {
                return DType.DT_LAZYNUM;
            } else if (num instanceof Long || num instanceof Short || num instanceof Integer) {
                return DType.DT_LONG;
            } else if (num instanceof Double || num instanceof Short || num instanceof Float) {
                return DType.DT_DOUBLE;
            } else {
                throw new RuntimeException(
                        "Unknown primitive json number type: " + num + " of type " + num.getClass());
            }/*from  w  w w  .  ja va2 s  .c  o  m*/
        } else {
            throw new RuntimeException("Unknown primitive json type: " + prim);
        }
    } else if (obj.isJsonArray()) {
        return DType.DT_COLL;
    } else if (obj.isJsonObject()) {
        return DType.DT_REC;
    } else {
        throw new RuntimeException("Unknown json type: " + obj + " of type " + obj.getClass());
    }
}

---

From source file:org.qcert.runtime.UnaryOperators.java

License:Apache License

private static void tostring(StringBuilder sb, JsonElement e) {
    if (e == null || e.isJsonNull()) {
        sb.append("null");
    } else if (e.isJsonPrimitive()) {
        tostring(sb, e.getAsJsonPrimitive());
    } else if (e.isJsonArray()) {
        tostring(sb, e.getAsJsonArray());
    } else if (e.isJsonObject()) {
        tostring(sb, e.getAsJsonObject());
    } else {/*from   w  w  w.  j a  v a  2  s  .  c  o  m*/
        sb.append(e.toString());
    }
}

---

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