NativeDialogParameters.java 文件源码

public static Bundle create(
        UUID callId,
        ShareContent shareContent,
        boolean shouldFailOnDataError) {
    Validate.notNull(shareContent, "shareContent");
    Validate.notNull(callId, "callId");

    Bundle nativeParams = null;
    if (shareContent instanceof ShareLinkContent) {
        final ShareLinkContent linkContent = (ShareLinkContent) shareContent;
        nativeParams = create(linkContent, shouldFailOnDataError);
    } else if (shareContent instanceof SharePhotoContent) {
        final SharePhotoContent photoContent = (SharePhotoContent) shareContent;
        List<String> photoUrls = ShareInternalUtility.getPhotoUrls(
                photoContent,
                callId);

        nativeParams = create(photoContent, photoUrls, shouldFailOnDataError);
    } else if (shareContent instanceof ShareVideoContent) {
        final ShareVideoContent videoContent = (ShareVideoContent) shareContent;
        String videoUrl = ShareInternalUtility.getVideoUrl(videoContent, callId);

        nativeParams = create(videoContent, videoUrl, shouldFailOnDataError);
    } else if (shareContent instanceof ShareOpenGraphContent) {
        final ShareOpenGraphContent openGraphContent = (ShareOpenGraphContent) shareContent;
        try {
            JSONObject openGraphActionJSON = ShareInternalUtility.toJSONObjectForCall(
                    callId, openGraphContent);
            openGraphActionJSON = ShareInternalUtility.removeNamespacesFromOGJsonObject(
                    openGraphActionJSON, false);
            nativeParams = create(openGraphContent, openGraphActionJSON, shouldFailOnDataError);
        } catch (final JSONException e) {
            throw new FacebookException(
                    "Unable to create a JSON Object from the provided ShareOpenGraphContent: "
                            + e.getMessage());
        }
    }

    return nativeParams;
}