Examples with ODataDeltaFeed org.apache.olingo.odata2.api.ep.feed.ODataDeltaFeed used on opensource projects

Example 1 with ODataDeltaFeed

use of org.apache.olingo.odata2.api.ep.feed.ODataDeltaFeed in project camel by apache.

the class Olingo2AppImpl method readContent.

@SuppressWarnings("unchecked")
private <T> T readContent(UriInfoWithType uriInfo, InputStream content) throws EntityProviderException, ODataApplicationException {
    T response;
    switch(uriInfo.getUriType()) {
        case URI0:
            // service document
            response = (T) EntityProvider.readServiceDocument(content, SERVICE_DOCUMENT_CONTENT_TYPE.toString());
            break;
        case URI8:
            // $metadata
            response = (T) EntityProvider.readMetadata(content, false);
            break;
        case URI7A:
            // link
            response = (T) EntityProvider.readLink(getContentType(), uriInfo.getTargetEntitySet(), content);
            break;
        case URI7B:
            // links
            response = (T) EntityProvider.readLinks(getContentType(), uriInfo.getTargetEntitySet(), content);
            break;
        case URI3:
            // complex property
            final List<EdmProperty> complexPropertyPath = uriInfo.getPropertyPath();
            final EdmProperty complexProperty = complexPropertyPath.get(complexPropertyPath.size() - 1);
            response = (T) EntityProvider.readProperty(getContentType(), complexProperty, content, EntityProviderReadProperties.init().build());
            break;
        case URI4:
        case URI5:
            // simple property
            final List<EdmProperty> simplePropertyPath = uriInfo.getPropertyPath();
            final EdmProperty simpleProperty = simplePropertyPath.get(simplePropertyPath.size() - 1);
            if (uriInfo.isValue()) {
                response = (T) EntityProvider.readPropertyValue(simpleProperty, content);
            } else {
                response = (T) EntityProvider.readProperty(getContentType(), simpleProperty, content, EntityProviderReadProperties.init().build());
            }
            break;
        case URI15:
        case URI16:
        case URI50A:
        case URI50B:
            // $count
            final String stringCount = new String(EntityProvider.readBinary(content), Consts.UTF_8);
            response = (T) Long.valueOf(stringCount);
            break;
        case URI1:
        case URI6B:
            if (uriInfo.getCustomQueryOptions().containsKey("!deltatoken")) {
                // ODataDeltaFeed
                response = (T) EntityProvider.readDeltaFeed(getContentType(), uriInfo.getTargetEntitySet(), content, EntityProviderReadProperties.init().build());
            } else {
                // ODataFeed
                response = (T) EntityProvider.readFeed(getContentType(), uriInfo.getTargetEntitySet(), content, EntityProviderReadProperties.init().build());
            }
            break;
        case URI2:
        case URI6A:
            response = (T) EntityProvider.readEntry(getContentType(), uriInfo.getTargetEntitySet(), content, EntityProviderReadProperties.init().build());
            break;
        // Function Imports
        case URI10:
        case URI11:
        case URI12:
        case URI13:
        case URI14:
            response = (T) EntityProvider.readFunctionImport(getContentType(), uriInfo.getFunctionImport(), content, EntityProviderReadProperties.init().build());
            break;
        default:
            throw new ODataApplicationException("Unsupported resource type " + uriInfo.getTargetType(), Locale.ENGLISH);
    }
    return response;
}

Example 2 with ODataDeltaFeed

use of org.apache.olingo.odata2.api.ep.feed.ODataDeltaFeed in project camel by apache.

the class Olingo2AppAPITest method prettyPrint.

private static String prettyPrint(Map<String, Object> properties, int level) {
    StringBuilder b = new StringBuilder();
    Set<Map.Entry<String, Object>> entries = properties.entrySet();
    for (Map.Entry<String, Object> entry : entries) {
        indent(b, level);
        b.append(entry.getKey()).append(": ");
        Object value = entry.getValue();
        if (value instanceof Map) {
            @SuppressWarnings("unchecked") final Map<String, Object> objectMap = (Map<String, Object>) value;
            value = prettyPrint(objectMap, level + 1);
            b.append(value).append(NEW_LINE);
        } else if (value instanceof Calendar) {
            Calendar cal = (Calendar) value;
            value = DateFormat.getInstance().format(cal.getTime());
            b.append(value).append(NEW_LINE);
        } else if (value instanceof ODataDeltaFeed) {
            ODataDeltaFeed feed = (ODataDeltaFeed) value;
            List<ODataEntry> inlineEntries = feed.getEntries();
            b.append("{");
            for (ODataEntry oDataEntry : inlineEntries) {
                value = prettyPrint(oDataEntry.getProperties(), level + 1);
                b.append("\n[\n").append(value).append("\n],");
            }
            b.deleteCharAt(b.length() - 1);
            indent(b, level);
            b.append("}\n");
        } else {
            b.append(value).append(NEW_LINE);
        }
    }
    // remove last line break
    b.deleteCharAt(b.length() - 1);
    return b.toString();
}