Example usage for com.google.gson JsonElement isJsonPrimitive

List of usage examples for com.google.gson JsonElement isJsonPrimitive

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Introduction

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

Prototype

public boolean isJsonPrimitive()

Source Link

Document

provides check for verifying if this element is a primitive or not.

Usage

From source file:org.tsukuba_bunko.lilac.web.controller.JsonRequestParser.java

License:Open Source License

/**
 * JSON?Java?????//from w  ww. ja va  2s .  com
 * @param elementJSON?
 * @return Java
 */
public Object getJavaObject(JsonElement element) {
    if (element.isJsonObject()) {
        return getJavaObject(element.getAsJsonObject());
    } else if (element.isJsonArray()) {
        return getJavaObject(element.getAsJsonArray());
    } else if (element.isJsonPrimitive()) {
        return getJavaObject(element.getAsJsonPrimitive());
    } else {
        return null;
    }
}

From source file:org.tuleap.mylyn.task.core.internal.parser.AbstractDetailedElementDeserializer.java

License:Open Source License

/**
 * {@inheritDoc}/*from w w w . jav  a 2 s. c om*/
 *
 * @see com.google.gson.JsonDeserializer#deserialize(com.google.gson.JsonElement, java.lang.reflect.Type,
 *      com.google.gson.JsonDeserializationContext)
 */
@Override
public T deserialize(JsonElement rootJsonElement, Type type, JsonDeserializationContext context)
        throws JsonParseException {

    T pojo = super.deserialize(rootJsonElement, type, context);

    JsonObject jsonObject = rootJsonElement.getAsJsonObject();

    JsonElement element = jsonObject.get(HTML_URL);
    if (element != null && !element.isJsonNull()) {
        String htmlUrl = element.getAsString();
        pojo.setHtmlUrl(htmlUrl);
    }
    element = jsonObject.get(SUBMITTED_ON);
    if (element != null && !element.isJsonNull()) {
        try {
            pojo.setSubmittedOn(context.<Date>deserialize(element, Date.class));
        } catch (JsonParseException e) {
            TuleapCoreActivator.log(e, false);
        }
    }
    element = jsonObject.get(SUBMITTED_BY);
    if (element != null && element.isJsonPrimitive()) {
        int submittedBy = element.getAsInt();
        pojo.setSubmittedBy(submittedBy);
    }
    element = jsonObject.get(LAST_MODIFIED_DATE);
    if (element != null && !element.isJsonNull()) {
        try {
            pojo.setLastModifiedDate(context.<Date>deserialize(element, Date.class));
        } catch (JsonParseException e) {
            TuleapCoreActivator.log(e, false);
        }
    }
    return pojo;
}

From source file:org.tuleap.mylyn.task.core.internal.parser.AbstractTuleapDeserializer.java

License:Open Source License

/**
 * {@inheritDoc}/*  w  ww .  j av a  2 s  .c om*/
 *
 * @see com.google.gson.JsonDeserializer#deserialize(com.google.gson.JsonElement, java.lang.reflect.Type,
 *      com.google.gson.JsonDeserializationContext)
 */
@Override
public T deserialize(JsonElement rootJsonElement, Type type, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObject = rootJsonElement.getAsJsonObject();
    T pojo = super.deserialize(rootJsonElement, type, context);
    JsonElement jsonTrackerRef = jsonObject.get(ITuleapConstants.JSON_TRACKER);
    TuleapReference trackerRef = context.deserialize(jsonTrackerRef, TuleapReference.class);
    pojo.setTracker(trackerRef);

    JsonArray fields = jsonObject.get(ITuleapConstants.VALUES).getAsJsonArray();
    for (JsonElement field : fields) {
        JsonObject jsonField = field.getAsJsonObject();
        int fieldId = jsonField.get(ITuleapConstants.FIELD_ID).getAsInt();
        if (jsonField.has(ITuleapConstants.FIELD_VALUE)) {
            JsonElement jsonValue = jsonField.get(ITuleapConstants.FIELD_VALUE);
            if (jsonValue.isJsonPrimitive()) {
                JsonPrimitive primitive = jsonValue.getAsJsonPrimitive();
                if (primitive.isString()) {
                    pojo.addFieldValue(new LiteralFieldValue(fieldId, primitive.getAsString()));
                } else if (primitive.isNumber()) {
                    pojo.addFieldValue(new LiteralFieldValue(fieldId, String.valueOf(primitive.getAsNumber())));
                } else if (primitive.isBoolean()) {
                    pojo.addFieldValue(
                            new LiteralFieldValue(fieldId, String.valueOf(primitive.getAsBoolean())));
                }
            }
        } else if (jsonField.has(ITuleapConstants.FIELD_BIND_VALUE_ID)
                && !jsonField.get(ITuleapConstants.FIELD_BIND_VALUE_ID).isJsonNull()) {
            // sb?
            JsonElement jsonBindValueId = jsonField.get(ITuleapConstants.FIELD_BIND_VALUE_ID);
            int bindValueId = jsonBindValueId.getAsInt();
            pojo.addFieldValue(new BoundFieldValue(fieldId, Lists.newArrayList(Integer.valueOf(bindValueId))));
        } else if (jsonField.has(ITuleapConstants.FIELD_BIND_VALUE_IDS)
                && !jsonField.get(ITuleapConstants.FIELD_BIND_VALUE_IDS).isJsonNull()) {
            // sb?, msb, cb, or tbl (open list)
            JsonElement jsonBindValueIds = jsonField.get(ITuleapConstants.FIELD_BIND_VALUE_IDS);
            JsonArray jsonIds = jsonBindValueIds.getAsJsonArray();
            if (jsonIds.size() > 0) {
                JsonPrimitive firstElement = jsonIds.get(0).getAsJsonPrimitive();
                if (firstElement.isString()) {
                    // Open list (tbl)
                    List<String> bindValueIds = new ArrayList<String>();
                    for (JsonElement idElement : jsonIds) {
                        bindValueIds.add(idElement.getAsString());
                    }
                    pojo.addFieldValue(new OpenListFieldValue(fieldId, bindValueIds));
                } else {
                    List<Integer> bindValueIds = new ArrayList<Integer>();
                    for (JsonElement idElement : jsonIds) {
                        bindValueIds.add(Integer.valueOf(idElement.getAsInt()));
                    }
                    pojo.addFieldValue(new BoundFieldValue(fieldId, bindValueIds));
                }
            } else {
                pojo.addFieldValue(new BoundFieldValue(fieldId, Collections.<Integer>emptyList()));
            }
        } else if (jsonField.has(ITuleapConstants.FIELD_LINKS)
                && !jsonField.get(ITuleapConstants.FIELD_LINKS).isJsonNull()) {
            // Artifact links
            pojo.addFieldValue(
                    context.<ArtifactLinkFieldValue>deserialize(jsonField, ArtifactLinkFieldValue.class));
        } else if (jsonField.has(ITuleapConstants.FILE_DESCRIPTIONS)
                && jsonField.get(ITuleapConstants.FILE_DESCRIPTIONS).isJsonArray()) {
            AttachmentFieldValue value = context.deserialize(jsonField, AttachmentFieldValue.class);
            pojo.addFieldValue(value);
        }

    }

    return pojo;
}

From source file:org.tuleap.mylyn.task.core.internal.parser.DateIso8601Adapter.java

License:Open Source License

/**
 * {@inheritDoc}/*from w ww.  j  a  va2  s.c o m*/
 *
 * @see com.google.gson.JsonDeserializer#deserialize(com.google.gson.JsonElement, java.lang.reflect.Type,
 *      com.google.gson.JsonDeserializationContext)
 */
@Override
public Date deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    if (json.isJsonPrimitive()) {
        try {
            return parseIso8601Date(json.getAsString());
        } catch (ParseException e) {
            throw new JsonParseException(e);
        }
    }
    throw new JsonParseException(TuleapCoreMessages.getString(TuleapCoreKeys.invalidDate, json.toString()));
}

From source file:org.tuleap.mylyn.task.core.internal.parser.TuleapChangesetDeserializer.java

License:Open Source License

/**
 * Deserialize the JSON representation of a comment.
 *
 * @param element//from ww w.j  a  v  a2 s  .  co  m
 *            The JSON comment
 * @param type
 *            The comment type
 * @param context
 *            The context
 * @return the TuleapElementComment
 * @throws JsonParseException
 *             The exception to throw
 */
@Override
public TuleapElementComment deserialize(JsonElement element, Type type, JsonDeserializationContext context)
        throws JsonParseException {

    JsonObject jsonObject = element.getAsJsonObject();

    Date submissionDate = null;
    int submittedBy = -1;
    String email = null;
    String body = null;

    JsonElement theElement = jsonObject.get(SUBMITTED_ON);
    if (theElement != null && !theElement.isJsonNull()) {
        try {
            submissionDate = context.<Date>deserialize(theElement, Date.class);
        } catch (JsonParseException e) {
            TuleapCoreActivator.log(e, false);
        }
    }

    theElement = jsonObject.get(SUBMITTED_BY);
    if (theElement != null && theElement.isJsonPrimitive()) {
        submittedBy = theElement.getAsInt();
    }

    theElement = jsonObject.get(EMAIL);
    if (theElement != null && theElement.isJsonPrimitive()) {
        email = theElement.getAsString();
    }

    JsonObject lastComment = jsonObject.get(LAST_COMMENT).getAsJsonObject();

    theElement = lastComment.get(BODY);
    if (theElement != null && theElement.isJsonPrimitive()) {
        body = theElement.getAsString();
    }

    TuleapUser user = new TuleapUser(null, null, submittedBy, email, null);

    return new TuleapElementComment(body, user, submissionDate);

}

From source file:org.waveprotocol.wave.communication.gson.GsonUtil.java

License:Apache License

/**
 * Unpack a JsonElement into the object type
 *
 * @param <T> The type to deserialize
 * @param object The object used to accept the pare result
 * @param valueObj The root of a tree of JsonElements or an indirection index
 * @param gson A Gson context/*from  w ww.j av a  2 s.co m*/
 * @param raw
 * @throws GsonException
 */
public static <T extends GsonSerializable> void extractJsonObject(T object, JsonElement valueObj, Gson gson,
        RawStringData raw) throws GsonException {
    if (valueObj.isJsonObject()) {
        object.fromGson(valueObj.getAsJsonObject(), gson, raw);
    } else if (valueObj.isJsonPrimitive()) {
        JsonPrimitive primitive = valueObj.getAsJsonPrimitive();
        String s = null;
        if (raw == null || !primitive.isString()) {
            throw new GsonException("Decoding " + valueObj + " as object " + object.getClass()
                    + " with no RawStringData given");
        }
        s = raw.getString(valueObj.getAsString());
        GsonUtil.parseJson(object, gson, s, raw);
    } else {
        throw new GsonException(
                "Cannot decode valueObject " + valueObj.getClass() + " as object " + object.getClass());
    }
}

From source file:org.wikimedia.analytics.kraken.funnel.UserActionNode.java

License:Open Source License

/**
 * Instantiates a new node./*from  w  w w  .  j a  v a  2 s  .com*/
 *
 * @param json {@link com.google.gson.JsonObject} NOTE: keys must be upper-case
 */
public UserActionNode(final JsonObject json) {
    /**
     * // TODO: this gets repeated for every instantiation so it should be
     * factored out, this will be taken care of once we store the EventLogging
     * data using AVRO.
     *
     * This function takes as input different fields from the EventLogging
     * extension  and turns it into a single string that is in the form:
     * client:languagecode:project:namespace:page:event {@link Node}
     *
     * @param project the project variable as generated by the EventLogging extension.
     * @param namespace the namespace variable as generated by the EventLogging extension.
     * @param page the page variable as generated by the EventLogging extension.
     * @param event the event variable as generated by the EventLogging extension.
     */
    componentValues = new HashMap<ComponentType, String>();
    for (ComponentType type : ComponentType.values()) {
        JsonElement value = json.get(type.toString().toLowerCase());
        if (value != null && value.isJsonPrimitive()) {
            String valueString = value.getAsString();
            switch (type) {
            case PROJECT:
                componentValues.putAll(splitProject(valueString));
                break;
            default:
                componentValues.put(type, valueString);
                break;
            }
        }
    }
}

From source file:org.wso2.ballerina.nativeimpl.lang.json.GetBoolean.java

License:Open Source License

@Override
public BValue[] execute(Context ctx) {
    String jsonPath = null;/* w w  w. java 2 s .com*/
    BValue result = null;
    try {
        // Accessing Parameters.
        BJSON json = (BJSON) getArgument(ctx, 0);
        jsonPath = getArgument(ctx, 1).stringValue();

        // Getting the value from JSON
        ReadContext jsonCtx = JsonPath.parse(json.value());
        JsonElement element = jsonCtx.read(jsonPath);
        if (element == null) {
            throw new BallerinaException("No matching element found for jsonpath: " + jsonPath);
        } else if (element.isJsonPrimitive()) {
            // if the resulting value is a primitive, return the respective primitive value object
            JsonPrimitive value = element.getAsJsonPrimitive();
            if (value.isBoolean()) {
                result = new BBoolean(value.getAsBoolean());
            } else {
                throw new BallerinaException("The element matching path: " + jsonPath + " is not a Boolean.");
            }
        } else {
            throw new BallerinaException(
                    "The element matching path: " + jsonPath + " is a JSON, not a Boolean.");
        }
    } catch (PathNotFoundException e) {
        ErrorHandler.handleNonExistingJsonpPath(OPERATION, jsonPath, e);
    } catch (InvalidPathException e) {
        ErrorHandler.handleInvalidJsonPath(OPERATION, e);
    } catch (JsonPathException e) {
        ErrorHandler.handleJsonPathException(OPERATION, e);
    } catch (Throwable e) {
        ErrorHandler.handleJsonPathException(OPERATION, e);
    }

    // Setting output value.
    return getBValues(result);
}

From source file:org.wso2.ballerina.nativeimpl.lang.json.GetDouble.java

License:Open Source License

@Override
public BValue[] execute(Context ctx) {
    String jsonPath = null;//from   ww  w  .  java  2 s  . c  o  m
    BValue result = null;
    try {
        // Accessing Parameters.
        BJSON json = (BJSON) getArgument(ctx, 0);
        jsonPath = getArgument(ctx, 1).stringValue();

        // Getting the value from JSON
        ReadContext jsonCtx = JsonPath.parse(json.value());
        Object elementObj = jsonCtx.read(jsonPath);
        if (elementObj == null) {
            throw new BallerinaException("No matching element found for jsonpath: " + jsonPath);
        } else if (elementObj instanceof JsonElement) {
            JsonElement element = (JsonElement) elementObj;
            if (element.isJsonPrimitive()) {
                // if the resulting value is a primitive, return the respective primitive value object
                JsonPrimitive value = element.getAsJsonPrimitive();
                if (value.isNumber()) {
                    Number number = value.getAsNumber();
                    if (number instanceof Float || number instanceof Double) {
                        result = new BDouble(number.doubleValue());
                    } else {
                        throw new BallerinaException(
                                "The element matching path: " + jsonPath + " is not a Double.");
                    }
                } else {
                    throw new BallerinaException(
                            "The element matching path: " + jsonPath + " is not a Double.");
                }
            } else {
                throw new BallerinaException(
                        "The element matching path: " + jsonPath + " is a JSON, not a Double.");
            }
        } else if (elementObj instanceof Double) {
            // this handles the JsonPath's min(), max(), avg(), stddev() function
            result = new BDouble((Double) elementObj);
        }
    } catch (PathNotFoundException e) {
        ErrorHandler.handleNonExistingJsonpPath(OPERATION, jsonPath, e);
    } catch (InvalidPathException e) {
        ErrorHandler.handleInvalidJsonPath(OPERATION, e);
    } catch (JsonPathException e) {
        ErrorHandler.handleJsonPathException(OPERATION, e);
    } catch (Throwable e) {
        ErrorHandler.handleJsonPathException(OPERATION, e);
    }

    // Setting output value.
    return getBValues(result);
}