Example usage for com.google.gson JsonSerializationContext serialize

List of usage examples for com.google.gson JsonSerializationContext serialize

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Introduction

In this page you can find the example usage for com.google.gson JsonSerializationContext serialize.

Prototype

public JsonElement serialize(Object src);

Source Link

Document

Invokes default serialization on the specified object.

Usage

From source file:com.google.nigori.common.TypeAdapterByteString.java

License:Apache License

@Override
public JsonElement serialize(ByteString src, Type typeOfSrc, JsonSerializationContext context) {
    return context.serialize(new String(Base64.encodeBase64(src.toByteArray())));
}

From source file:com.google.nigori.common.TypeAdapterProtobuf.java

License:Apache License

private JsonElement serializeWithEnumRewrite(JsonSerializationContext context, Object o) {
    if (o instanceof EnumValueDescriptor) {
        return context.serialize(((EnumValueDescriptor) o).getName());
    } else {//from  w w w . j  a  v  a2  s  .  c o  m
        return context.serialize(o);
    }
}

From source file:com.google.wave.api.event.EventSerializer.java

License:Apache License

/**
 * Serializes the given {@link Event} into a {@link JsonObject}.
 *
 * @param event the {@link Event} to be serialized.
 * @param context the serialization context.
 * @return an instance of {@link JsonObject}, that is the JSON representation
 *     of the given {@link Event}./*from w  w  w  .  ja  v a2  s.c om*/
 */
public static JsonObject serialize(Event event, JsonSerializationContext context)
        throws EventSerializationException {
    JsonObject result = new JsonObject();

    // Serialize basic properties from Event.
    result.addProperty(TYPE, event.getType().name());
    result.addProperty(MODIFIED_BY, event.getModifiedBy());
    result.addProperty(TIMESTAMP, event.getTimestamp());
    result.addProperty(TIMESTAMP, event.getTimestamp());

    // Construct a properties object.
    JsonObject properties = new JsonObject();

    try {
        // Serialize the blip id.
        Field blipIdField = AbstractEvent.class.getDeclaredField(BLIP_ID);
        blipIdField.setAccessible(true);
        properties.addProperty(BLIP_ID, (String) blipIdField.get(event));

        // Serialize event specific properties.
        for (Field field : event.getClass().getDeclaredFields()) {
            field.setAccessible(true);
            properties.add(field.getName(), context.serialize(field.get(event)));
        }
    } catch (IllegalArgumentException e) {
        throw new EventSerializationException(
                "Unable to serialize event: " + BLIP_ID + " in " + event.getClass() + " is not accessible.");
    } catch (IllegalAccessException e) {
        throw new EventSerializationException(
                "Unable to serialize event: " + BLIP_ID + " in " + event.getClass() + " is not accessible.");
    } catch (NoSuchFieldException e) {
        throw new EventSerializationException(
                "Unable to serialize event: " + BLIP_ID + " in " + event.getClass() + " is not accessible.");
    }

    result.add(PROPERTIES, properties);
    return result;
}

From source file:com.google.wave.api.impl.ElementGsonAdaptor.java

License:Apache License

@Override
public JsonElement serialize(Element src, Type typeOfSrc, JsonSerializationContext context) {
    JsonObject jsonObject = new JsonObject();
    jsonObject.addProperty(TYPE_TAG, src.getType().toString());
    JsonObject properties = new JsonObject();
    if (src.isAttachment()) {
        Attachment attachment = (Attachment) src;
        if (attachment.hasData()) {
            byte[] encodedData = Base64.encodeBase64(attachment.getData());
            try {
                properties.add(Attachment.DATA, new JsonPrimitive(new String(encodedData, "UTF-8")));
            } catch (UnsupportedEncodingException e) {
                // this shouldn't happen, so let it slide.
            }//ww  w .ja  va 2  s  .c o m
        }
    }
    for (Entry<String, String> entry : src.getProperties().entrySet()) {
        // Note: Gson's JsonObject and MapTypeAdapter don't escape the key
        // automatically, so we have to manually escape it here by calling
        // JsonSerializationContext.serialize(). Also, unfortunately, calling
        // JsonPrimitive.toString() wraps the text inside double quotes, that we
        // need to strip out.
        String quotedKey = context.serialize(entry.getKey()).toString();
        String key = quotedKey.substring(1, quotedKey.length() - 1);

        JsonElement value = context.serialize(entry.getValue());
        properties.add(key, value);
    }

    jsonObject.add(PROPERTIES_TAG, properties);
    return jsonObject;
}

From source file:com.google.wave.api.impl.EventMessageBundleGsonAdaptor.java

License:Apache License

@Override
public JsonElement serialize(EventMessageBundle src, Type typeOfSrc, JsonSerializationContext context) {
    JsonObject result = new JsonObject();

    JsonArray events = new JsonArray();
    for (Event event : src.getEvents()) {
        try {/*from w w  w  .ja  v  a 2  s.com*/
            events.add(EventSerializer.serialize(event, context));
        } catch (EventSerializationException e) {
            throw new JsonParseException(e);
        }
    }
    result.add(EVENTS_TAG, events);

    result.add(WAVELET_TAG, context.serialize(src.getWaveletData()));
    result.add(BLIPS_TAG, context.serialize(src.getBlipData()));
    result.add(THREADS_TAG, context.serialize(src.getThreads()));
    result.addProperty(ROBOT_ADDRESS_TAG, src.getRobotAddress());

    String proxyingFor = src.getProxyingFor();
    if (proxyingFor != null && !proxyingFor.isEmpty()) {
        result.addProperty(PROXYING_FOR_TAG, proxyingFor);
    }

    String rpcServerUrl = src.getRpcServerUrl();
    if (rpcServerUrl != null && !rpcServerUrl.isEmpty()) {
        result.addProperty(RPC_SERVER_URL_TAG, rpcServerUrl);
    }
    return result;
}

From source file:com.google.wave.api.impl.JsonRpcResponseGsonAdaptor.java

License:Apache License

@Override
public JsonElement serialize(JsonRpcResponse src, Type type, JsonSerializationContext context) {
    JsonObject result = new JsonObject();
    result.addProperty(ResponseProperty.ID.key(), src.getId());
    if (src.isError()) {
        JsonObject error = new JsonObject();
        error.addProperty(ParamsProperty.MESSAGE.key(), src.getErrorMessage());
        result.add(ResponseProperty.ERROR.key(), error);
    } else {//www.java  2  s . co  m
        JsonObject data = new JsonObject();
        for (Entry<ParamsProperty, Object> properties : src.getData().entrySet()) {
            data.add(properties.getKey().key(), context.serialize(properties.getValue()));
        }
        result.add(ResponseProperty.DATA.key(), data);
    }
    return result;
}

From source file:com.google.wave.api.impl.OperationRequestGsonAdaptor.java

License:Apache License

@Override
public JsonElement serialize(OperationRequest req, Type type, JsonSerializationContext ctx) {
    JsonObject object = new JsonObject();
    object.addProperty(RequestProperty.METHOD.key(), operationNamespace + req.getMethod());
    object.addProperty(RequestProperty.ID.key(), req.getId());

    JsonObject parameters = new JsonObject();
    for (Entry<ParamsProperty, Object> entry : req.getParams().entrySet()) {
        if (entry.getValue() != null) {
            parameters.add(entry.getKey().key(), ctx.serialize(entry.getValue()));
        }//  ww w  .  jav  a 2s .  c o  m
    }
    object.add(RequestProperty.PARAMS.key(), parameters);
    return object;
}

From source file:com.heroiclabs.sdk.android.util.json.DatastoreItemPermissionsReadJsonAdapter.java

License:Apache License

@Override
public JsonElement serialize(final @NonNull DatastoreItem.Permissions.Read src, final @NonNull Type typeOfSrc,
        final @NonNull JsonSerializationContext context) {
    return context.serialize(src.getKey());
}

From source file:com.heroiclabs.sdk.android.util.json.DatastoreItemPermissionsWriteJsonAdapter.java

License:Apache License

@Override
public JsonElement serialize(final @NonNull DatastoreItem.Permissions.Write src, final @NonNull Type typeOfSrc,
        final @NonNull JsonSerializationContext context) {
    return context.serialize(src.getKey());
}

From source file:com.ibm.common.activitystreams.internal.EnumAdapter.java

License:Apache License

/**
 * Method serialize./*from  ww w .ja  v  a 2 s  .  c o m*/
 * @param src E
 * @param typeOfSrc Type
 * @param context JsonSerializationContext
 * @return JsonElement
 */
public JsonElement serialize(E src, Type typeOfSrc, JsonSerializationContext context) {
    return context.serialize(ser.convert(src));
}