Java GetRequest.operationThreaded方法代码示例

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) {
    final GetRequest getRequest = new GetRequest(request.param("index"), request.param("type"), request.param("id"));
    getRequest.operationThreaded(true);
    getRequest.refresh(request.paramAsBoolean("refresh", getRequest.refresh()));
    getRequest.routing(request.param("routing"));  // order is important, set it after routing, so it will set the routing
    getRequest.parent(request.param("parent"));
    getRequest.preference(request.param("preference"));
    getRequest.realtime(request.paramAsBoolean("realtime", null));
    // don't get any fields back...
    getRequest.fields(Strings.EMPTY_ARRAY);
    // TODO we can also just return the document size as Content-Length

    client.get(getRequest, new RestResponseListener<GetResponse>(channel) {
        @Override
        public RestResponse buildResponse(GetResponse response) {
            if (!response.isExists()) {
                return new BytesRestResponse(NOT_FOUND);
            } else {
                return new BytesRestResponse(OK);
            }
        }
    });
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
/**
 * Fetches the Shape with the given ID in the given type and index.
 *
 * @param getRequest
 *            GetRequest containing index, type and id
 * @param path
 *            Name or path of the field in the Shape Document where the
 *            Shape itself is located
 * @return Shape with the given ID
 * @throws IOException
 *             Can be thrown while parsing the Shape Document and extracting
 *             the Shape
 */
private ShapeBuilder fetch(Client client, GetRequest getRequest, String path) throws IOException {
    if (ShapesAvailability.JTS_AVAILABLE == false) {
        throw new IllegalStateException("JTS not available");
    }
    getRequest.preference("_local");
    getRequest.operationThreaded(false);
    GetResponse response = client.get(getRequest).actionGet();
    if (!response.isExists()) {
        throw new IllegalArgumentException("Shape with ID [" + getRequest.id() + "] in type [" + getRequest.type() + "] not found");
    }
    if (response.isSourceEmpty()) {
        throw new IllegalArgumentException("Shape with ID [" + getRequest.id() + "] in type [" + getRequest.type() +
                "] source disabled");
    }

    String[] pathElements = path.split("\\.");
    int currentPathSlot = 0;

    // It is safe to use EMPTY here because this never uses namedObject
    try (XContentParser parser = XContentHelper.createParser(NamedXContentRegistry.EMPTY, response.getSourceAsBytesRef())) {
        XContentParser.Token currentToken;
        while ((currentToken = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
            if (currentToken == XContentParser.Token.FIELD_NAME) {
                if (pathElements[currentPathSlot].equals(parser.currentName())) {
                    parser.nextToken();
                    if (++currentPathSlot == pathElements.length) {
                        return ShapeBuilder.parse(parser);
                    }
                } else {
                    parser.nextToken();
                    parser.skipChildren();
                }
            }
        }
        throw new IllegalStateException("Shape with name [" + getRequest.id() + "] found but missing " + path + " field");
    }
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    final GetRequest getRequest = new GetRequest(request.param("index"), request.param("type"), request.param("id"));
    getRequest.operationThreaded(true);
    getRequest.refresh(request.paramAsBoolean("refresh", getRequest.refresh()));
    getRequest.routing(request.param("routing"));
    getRequest.parent(request.param("parent"));
    getRequest.preference(request.param("preference"));
    getRequest.realtime(request.paramAsBoolean("realtime", getRequest.realtime()));
    if (request.param("fields") != null) {
        throw new IllegalArgumentException("the parameter [fields] is no longer supported, " +
            "please use [stored_fields] to retrieve stored fields or [_source] to load the field from _source");
    }
    final String fieldsParam = request.param("stored_fields");
    if (fieldsParam != null) {
        final String[] fields = Strings.splitStringByCommaToArray(fieldsParam);
        if (fields != null) {
            getRequest.storedFields(fields);
        }
    }

    getRequest.version(RestActions.parseVersion(request));
    getRequest.versionType(VersionType.fromString(request.param("version_type"), getRequest.versionType()));

    getRequest.fetchSourceContext(FetchSourceContext.parseFromRestRequest(request));

    return channel -> client.get(getRequest, new RestToXContentListener<GetResponse>(channel) {
        @Override
        protected RestStatus getStatus(final GetResponse response) {
            return response.isExists() ? OK : NOT_FOUND;
        }
    });
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    final GetRequest getRequest = new GetRequest(request.param("index"), request.param("type"), request.param("id"));
    getRequest.operationThreaded(true);
    getRequest.refresh(request.paramAsBoolean("refresh", getRequest.refresh()));
    getRequest.routing(request.param("routing"));
    getRequest.parent(request.param("parent"));
    getRequest.preference(request.param("preference"));
    getRequest.realtime(request.paramAsBoolean("realtime", getRequest.realtime()));

    getRequest.fetchSourceContext(FetchSourceContext.parseFromRestRequest(request));

    return channel -> {
        if (getRequest.fetchSourceContext() != null && !getRequest.fetchSourceContext().fetchSource()) {
            final ActionRequestValidationException validationError = new ActionRequestValidationException();
            validationError.addValidationError("fetching source can not be disabled");
            channel.sendResponse(new BytesRestResponse(channel, validationError));
        } else {
            client.get(getRequest, new RestResponseListener<GetResponse>(channel) {
                @Override
                public RestResponse buildResponse(final GetResponse response) throws Exception {
                    final XContentBuilder builder = channel.newBuilder(request.getXContentType(), false);
                    // check if doc source (or doc itself) is missing
                    if (response.isSourceEmpty()) {
                        return new BytesRestResponse(NOT_FOUND, builder);
                    } else {
                        builder.rawValue(response.getSourceInternal());
                        return new BytesRestResponse(OK, builder);
                    }
                }
            });
        }
    };
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
/**
 * Fetches the Shape with the given ID in the given type and index.
 *
 * @param getRequest GetRequest containing index, type and id
 * @param path      Name or path of the field in the Shape Document where the Shape itself is located
 * @return Shape with the given ID
 * @throws IOException Can be thrown while parsing the Shape Document and extracting the Shape
 */
public ShapeBuilder fetch(GetRequest getRequest,String path) throws IOException {
    getRequest.preference("_local");
    getRequest.operationThreaded(false);
    GetResponse response = client.get(getRequest).actionGet();
    if (!response.isExists()) {
        throw new IllegalArgumentException("Shape with ID [" + getRequest.id() + "] in type [" + getRequest.type() + "] not found");
    }

    String[] pathElements = Strings.splitStringToArray(path, '.');
    int currentPathSlot = 0;

    XContentParser parser = null;
    try {
        parser = XContentHelper.createParser(response.getSourceAsBytesRef());
        XContentParser.Token currentToken;
        while ((currentToken = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
            if (currentToken == XContentParser.Token.FIELD_NAME) {
                if (pathElements[currentPathSlot].equals(parser.currentName())) {
                    parser.nextToken();
                    if (++currentPathSlot == pathElements.length) {
                        return ShapeBuilder.parse(parser);
                    }
                } else {
                    parser.nextToken();
                    parser.skipChildren();
                }
            }
        }
        throw new IllegalStateException("Shape with name [" + getRequest.id() + "] found but missing " + path + " field");
    } finally {
        if (parser != null) {
            parser.close();
        }
    }
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) {
    final GetRequest getRequest = new GetRequest(request.param("index"), request.param("type"), request.param("id"));
    getRequest.operationThreaded(true);
    getRequest.refresh(request.paramAsBoolean("refresh", getRequest.refresh()));
    getRequest.routing(request.param("routing"));  // order is important, set it after routing, so it will set the routing
    getRequest.parent(request.param("parent"));
    getRequest.preference(request.param("preference"));
    getRequest.realtime(request.paramAsBoolean("realtime", null));
    getRequest.ignoreErrorsOnGeneratedFields(request.paramAsBoolean("ignore_errors_on_generated_fields", false));

    String sField = request.param("fields");
    if (sField != null) {
        String[] sFields = Strings.splitStringByCommaToArray(sField);
        if (sFields != null) {
            getRequest.fields(sFields);
        }
    }

    getRequest.version(RestActions.parseVersion(request));
    getRequest.versionType(VersionType.fromString(request.param("version_type"), getRequest.versionType()));

    getRequest.fetchSourceContext(FetchSourceContext.parseFromRestRequest(request));

    client.get(getRequest, new RestBuilderListener<GetResponse>(channel) {
        @Override
        public RestResponse buildResponse(GetResponse response, XContentBuilder builder) throws Exception {
            builder.startObject();
            response.toXContent(builder, request);
            builder.endObject();
            if (!response.isExists()) {
                return new BytesRestResponse(NOT_FOUND, builder);
            } else {
                return new BytesRestResponse(OK, builder);
            }
        }
    });
}
 

import org.elasticsearch.action.get.GetRequest; //导入方法依赖的package包/类
@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) {
    final GetRequest getRequest = new GetRequest(request.param("index"), request.param("type"), request.param("id"));
    getRequest.operationThreaded(true);
    getRequest.refresh(request.paramAsBoolean("refresh", getRequest.refresh()));
    getRequest.routing(request.param("routing"));  // order is important, set it after routing, so it will set the routing
    getRequest.parent(request.param("parent"));
    getRequest.preference(request.param("preference"));
    getRequest.realtime(request.paramAsBoolean("realtime", null));

    getRequest.fetchSourceContext(FetchSourceContext.parseFromRestRequest(request));

    if (getRequest.fetchSourceContext() != null && !getRequest.fetchSourceContext().fetchSource()) {
        try {
            ActionRequestValidationException validationError = new ActionRequestValidationException();
            validationError.addValidationError("fetching source can not be disabled");
            channel.sendResponse(new BytesRestResponse(channel, validationError));
        } catch (IOException e) {
            logger.error("Failed to send failure response", e);
        }
    }

    client.get(getRequest, new RestResponseListener<GetResponse>(channel) {
        @Override
        public RestResponse buildResponse(GetResponse response) throws Exception {
            XContentBuilder builder = channel.newBuilder(response.getSourceInternal(), false);
            if (!response.isExists()) {
                return new BytesRestResponse(NOT_FOUND, builder);
            } else {
                builder.rawValue(response.getSourceInternal());
                return new BytesRestResponse(OK, builder);
            }
        }
    });
}