org.elasticsearch.action.get.MultiGetRequest Java Exaples

Source File: MultiGetApiMain.java From elasticsearch-pool with Apache License 2.0

6 votes

public static void main(String[] args) throws IOException {
    try{
        RestHighLevelClient client = HighLevelClient.getInstance();
        MultiGetRequest multiGetRequest = new MultiGetRequest();

        multiGetRequest.add(new MultiGetRequest.Item("jingma2_20180716","testlog","1"));
        multiGetRequest.add(new MultiGetRequest.Item("jingma2_20180716","testlog","2"));
        multiGetRequest.add(new MultiGetRequest.Item("jingma2_20180716","testlog","3"));

        MultiGetResponse multiGetResponse = client.multiGet(multiGetRequest);
        MultiGetItemResponse[] itemResponses = multiGetResponse.getResponses();
        for(int i=0;i<itemResponses.length;i++){
            System.out.println(itemResponses[i].getResponse());
        }
    }finally{
        HighLevelClient.close();
    }
}

Source File: RestMultiGetAction.java From Elasticsearch with Apache License 2.0

6 votes

@Override
public void handleRequest(final RestRequest request, final RestChannel channel, final Client client) throws Exception {
    MultiGetRequest multiGetRequest = new MultiGetRequest();
    multiGetRequest.refresh(request.paramAsBoolean("refresh", multiGetRequest.refresh()));
    multiGetRequest.preference(request.param("preference"));
    multiGetRequest.realtime(request.paramAsBoolean("realtime", null));
    multiGetRequest.ignoreErrorsOnGeneratedFields(request.paramAsBoolean("ignore_errors_on_generated_fields", false));

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

    FetchSourceContext defaultFetchSource = FetchSourceContext.parseFromRestRequest(request);
    multiGetRequest.add(request.param("index"), request.param("type"), sFields, defaultFetchSource, request.param("routing"), RestActions.getRestContent(request), allowExplicitIndex);

    client.multiGet(multiGetRequest, new RestToXContentListener<MultiGetResponse>(channel));
}

Source File: RestGetAnomalyDetectorAction.java From anomaly-detection with Apache License 2.0

6 votes

@Override
protected RestChannelConsumer prepareRequest(RestRequest request, NodeClient client) throws IOException {
    if (!EnabledSetting.isADPluginEnabled()) {
        throw new IllegalStateException(CommonErrorMessages.DISABLED_ERR_MSG);
    }
    String detectorId = request.param(DETECTOR_ID);
    String typesStr = request.param(TYPE);
    String rawPath = request.rawPath();
    if (!Strings.isEmpty(typesStr) || rawPath.endsWith(PROFILE) || rawPath.endsWith(PROFILE + "/")) {
        boolean all = request.paramAsBoolean("_all", false);
        return channel -> profileRunner
            .profile(detectorId, getProfileActionListener(channel, detectorId), getProfilesToCollect(typesStr, all));
    } else {
        boolean returnJob = request.paramAsBoolean("job", false);
        MultiGetRequest.Item adItem = new MultiGetRequest.Item(ANOMALY_DETECTORS_INDEX, detectorId)
            .version(RestActions.parseVersion(request));
        MultiGetRequest multiGetRequest = new MultiGetRequest().add(adItem);
        if (returnJob) {
            MultiGetRequest.Item adJobItem = new MultiGetRequest.Item(ANOMALY_DETECTOR_JOB_INDEX, detectorId)
                .version(RestActions.parseVersion(request));
            multiGetRequest.add(adJobItem);
        }

        return channel -> client.multiGet(multiGetRequest, onMultiGetResponse(channel, returnJob, detectorId));
    }
}

Source File: ElasticSearchUtil.java From ranger with Apache License 2.0

5 votes

public MultiGetItemResponse[] fetch(RestHighLevelClient client, String index, SearchHit... hits) throws IOException {
    if(0 == hits.length) {
        return new MultiGetItemResponse[0];
    }
    MultiGetRequest multiGetRequest = new MultiGetRequest();
    for (SearchHit hit : hits) {
        MultiGetRequest.Item item = new MultiGetRequest.Item(index, null, hit.getId());
        item.fetchSourceContext(FetchSourceContext.FETCH_SOURCE);
        multiGetRequest.add(item);
    }
    return client.multiGet(multiGetRequest, RequestOptions.DEFAULT).getResponses();
}

Source File: TermVectorsRequest.java From Elasticsearch with Apache License 2.0

5 votes

public TermVectorsRequest(MultiGetRequest.Item item) {
    super(item.index());
    this.id = item.id();
    this.type = item.type();
    this.selectedFields(item.fields());
    this.routing(item.routing());
}

Source File: ClientWithStats.java From rdf4j with BSD 3-Clause "New" or "Revised" License

4 votes

@Override
public ActionFuture<MultiGetResponse> multiGet(MultiGetRequest request) {
	return wrapped.multiGet(request);
}

Source File: MultiGetRequestBuilder.java From elasticshell with Apache License 2.0

4 votes

@Override
protected ActionFuture<MultiGetResponse> doExecute(MultiGetRequest request) {
    return client.multiGet(request);
}

Source File: MultiGetRequestBuilder.java From elasticshell with Apache License 2.0

4 votes

public MultiGetRequestBuilder(Client client, JsonToString<JsonInput> jsonToString, StringToJson<JsonOutput> stringToJson) {
    super(client, new MultiGetRequest(), jsonToString, stringToJson);
}

Source File: FessEsClient.java From fess with Apache License 2.0

4 votes

@Override
public void multiGet(final MultiGetRequest request, final ActionListener<MultiGetResponse> listener) {
    client.multiGet(request, listener);
}

Source File: FessEsClient.java From fess with Apache License 2.0

4 votes

@Override
public ActionFuture<MultiGetResponse> multiGet(final MultiGetRequest request) {
    return client.multiGet(request);
}

Source File: RequestUtils.java From ranger with Apache License 2.0

4 votes

public static <Request extends ActionRequest> List<String> getIndexFromRequest(Request request) {
	List<String> indexs = new ArrayList<>();

	if (request instanceof SingleShardRequest) {
		indexs.add(((SingleShardRequest<?>) request).index());
		return indexs;
	}

	if (request instanceof ReplicationRequest) {
		indexs.add(((ReplicationRequest<?>) request).index());
		return indexs;
	}

	if (request instanceof InstanceShardOperationRequest) {
		indexs.add(((InstanceShardOperationRequest<?>) request).index());
		return indexs;
	}

	if (request instanceof CreateIndexRequest) {
		indexs.add(((CreateIndexRequest) request).index());
		return indexs;
	}

	if (request instanceof PutMappingRequest) {
		indexs.add(((PutMappingRequest) request).getConcreteIndex().getName());
		return indexs;
	}

	if (request instanceof SearchRequest) {
		return Arrays.asList(((SearchRequest) request).indices());
	}

	if (request instanceof IndicesStatsRequest) {
		return Arrays.asList(((IndicesStatsRequest) request).indices());
	}

	if (request instanceof OpenIndexRequest) {
		return Arrays.asList(((OpenIndexRequest) request).indices());
	}

	if (request instanceof DeleteIndexRequest) {
		return Arrays.asList(((DeleteIndexRequest) request).indices());
	}

	if (request instanceof BulkRequest) {
		@SuppressWarnings("rawtypes") List<DocWriteRequest<?>> requests = ((BulkRequest) request).requests();

		if (CollectionUtils.isNotEmpty(requests)) {
			for (DocWriteRequest<?> docWriteRequest : requests) {
				indexs.add(docWriteRequest.index());
			}
			return indexs;
		}
	}

	if (request instanceof MultiGetRequest) {
		List<Item> items = ((MultiGetRequest) request).getItems();
		if (CollectionUtils.isNotEmpty(items)) {
			for (Item item : items) {
				indexs.add(item.index());
			}
			return indexs;
		}
	}

	// No matched request type to find specific index , set default value *
	indexs.add("*");
	return indexs;
}

Source File: ConfigurationLoader.java From openshift-elasticsearch-plugin with Apache License 2.0

4 votes

public void loadAsync(final String[] events, final ConfigCallback callback) {        
    if(events == null || events.length == 0) {
        log.warn("No config events requested to load");
        return;
    }
    
    final MultiGetRequest mget = new MultiGetRequest();

    for (int i = 0; i < events.length; i++) {
        final String event = events[i];
        mget.add(searchguardIndex, event, "0");
    }
    
    mget.refresh(true);
    mget.realtime(true);
    
    try (StoredContext ctx = threadContext.stashContext()) {
        threadContext.putHeader(ConfigConstants.SG_CONF_REQUEST_HEADER, "true");
    
        client.multiGet(mget, new ActionListener<MultiGetResponse>() {
            @Override
            public void onResponse(MultiGetResponse response) {
                MultiGetItemResponse[] responses = response.getResponses();
                for (int i = 0; i < responses.length; i++) {
                    MultiGetItemResponse singleResponse = responses[i];
                    if(singleResponse != null && !singleResponse.isFailed()) {
                        GetResponse singleGetResponse = singleResponse.getResponse();
                        if(singleGetResponse.isExists() && !singleGetResponse.isSourceEmpty()) {
                            //success
                            Long version = singleGetResponse.getVersion();
                            final Settings _settings = toSettings(singleGetResponse.getSourceAsBytesRef(), singleGetResponse.getType());
                            if(_settings != null) {
                                callback.success(singleGetResponse.getType(), _settings, version);
                            } else {
                                log.error("Cannot parse settings for " + singleGetResponse.getType());
                            }
                        } else {
                            //does not exist or empty source
                            callback.noData(singleGetResponse.getType());
                        }
                    } else {
                        //failure
                        callback.singleFailure(singleResponse == null ? null : singleResponse.getFailure());
                    }
                }
            }           
            
            @Override
            public void onFailure(Exception e) {
                callback.failure(e);
            }
        });
    }
}

Source File: DefaultElasticSearchService.java From vertx-elasticsearch-service with Apache License 2.0

4 votes

@Override
public void multiGet(final List<MultiGetQueryOptions> multiGetQueryOptions,
                     final MultiGetOptions options,
                     final Handler<AsyncResult<com.hubrick.vertx.elasticsearch.model.MultiGetResponse>> resultHandler) {

    final MultiGetRequestBuilder builder = client.prepareMultiGet();

    if (options != null) {
        if (options.getRefresh() != null) {
            builder.setRefresh(options.getRefresh());
        }
        if (options.getRealtime() != null) {
            builder.setRealtime(options.getRealtime());
        }
        if (options.getPreference() != null) {
            builder.setPreference(options.getPreference());
        }
    }

    for (MultiGetQueryOptions multiGetQueryOptionsItem : multiGetQueryOptions) {
        final MultiGetRequest.Item item = new MultiGetRequest.Item(multiGetQueryOptionsItem.getIndex(), multiGetQueryOptionsItem.getType(), multiGetQueryOptionsItem.getId());
        if (multiGetQueryOptionsItem.getParent() != null) item.parent(multiGetQueryOptionsItem.getParent());
        if (multiGetQueryOptionsItem.getRouting() != null) item.routing(multiGetQueryOptionsItem.getRouting());
        if (multiGetQueryOptionsItem.getStoredFields() != null)
            item.storedFields(multiGetQueryOptionsItem.getStoredFields().toArray(new String[0]));
        if (multiGetQueryOptionsItem.getFetchSource() != null) {
            item.fetchSourceContext(
                    new FetchSourceContext(
                            multiGetQueryOptionsItem.getFetchSource(),
                            multiGetQueryOptionsItem.getFetchSourceIncludes().toArray(new String[0]),
                            multiGetQueryOptionsItem.getFetchSourceExcludes().toArray(new String[0])
                    )
            );
        }

        builder.add(item);
    }

    builder.execute(new ActionListener<MultiGetResponse>() {
        @Override
        public void onResponse(final MultiGetResponse multiGetResponse) {
            resultHandler.handle(Future.succeededFuture(mapToMultiGetResponse(multiGetResponse)));
        }

        @Override
        public void onFailure(final Exception e) {
            handleFailure(resultHandler, e);
        }
    });
}

Source File: ClientWithStats.java From rdf4j with BSD 3-Clause "New" or "Revised" License

4 votes

@Override
public void multiGet(MultiGetRequest request, ActionListener<MultiGetResponse> listener) {
	wrapped.multiGet(request, listener);
}

Source File: ElasticRequestUtils.java From vind with Apache License 2.0

4 votes

public static MultiGetRequest getRealTimeGetRequest(String index, List<String> docIds) {
    final MultiGetRequest request = new MultiGetRequest();
    docIds.forEach(id -> request.add(new MultiGetRequest.Item(index, id)));
    return request;
}

Source File: ElasticVindClient.java From vind with Apache License 2.0

4 votes

public MultiGetResponse realTimeGet(List<String> ids) throws IOException {
    final MultiGetRequest request = ElasticRequestUtils.getRealTimeGetRequest(defaultIndex, ids);
    return client.mget(request, RequestOptions.DEFAULT);
}

Source File: EsHighLevelRestTest2.java From java-study with Apache License 2.0

4 votes

/**
	 * 多查询使用
	 * 
	 * @throws IOException
	 */
	private static void multiGet() throws IOException {

		MultiGetRequest request = new MultiGetRequest();
		request.add(new MultiGetRequest.Item("estest", "estest", "1"));
		request.add(new MultiGetRequest.Item("user", "userindex", "2"));
		// 禁用源检索，默认启用
//		request.add(new MultiGetRequest.Item("user", "userindex", "2").fetchSourceContext(FetchSourceContext.DO_NOT_FETCH_SOURCE));

		// 同步构建
		MultiGetResponse response = client.mget(request, RequestOptions.DEFAULT);

		// 异步构建
//		MultiGetResponse response2 = client.mgetAsync(request, RequestOptions.DEFAULT, listener);

		/*
		 * 返回的MultiGetResponse包含在' getResponses中的MultiGetItemResponse的列表，其顺序与请求它们的顺序相同。
		 * 如果成功，MultiGetItemResponse包含GetResponse或MultiGetResponse。如果失败了就失败。
		 * 成功看起来就像一个正常的GetResponse
		 */

		for (MultiGetItemResponse item : response.getResponses()) {
			assertNull(item.getFailure());
			GetResponse get = item.getResponse();
			String index = item.getIndex();
			String type = item.getType();
			String id = item.getId();
			// 如果请求存在
			if (get.isExists()) {
				long version = get.getVersion();
				String sourceAsString = get.getSourceAsString();
				Map<String, Object> sourceAsMap = get.getSourceAsMap();
				byte[] sourceAsBytes = get.getSourceAsBytes();
				System.out.println("查询的结果:" + sourceAsMap);
			} else {
				System.out.println("没有找到该文档!");
			}

		}

	}

Source File: EnhancedRestHighLevelClient.java From super-cloudops with Apache License 2.0

2 votes

/**
 * Asynchronously retrieves multiple documents by id using the Multi Get API
 *
 * See <a href=
 * "https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-multi-get.html">Multi
 * Get API on elastic.co</a>
 */
public void multiGetAsync(MultiGetRequest multiGetRequest, ActionListener<MultiGetResponse> listener, Header... headers) {
	execReturnVoid((r) -> r.multiGetAsync(multiGetRequest, listener, headers), false);
}

Source File: EnhancedRestHighLevelClient.java From super-cloudops with Apache License 2.0

2 votes

/**
 * Retrieves multiple documents by id using the Multi Get API
 *
 * See <a href=
 * "https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-multi-get.html">Multi
 * Get API on elastic.co</a>
 */
public final MultiGetResponse multiGet(MultiGetRequest multiGetRequest, Header... headers) throws IOException {
	return (MultiGetResponse) exec((r) -> r.multiGet(multiGetRequest, headers));
}

org.elasticsearch.action.get.MultiGetRequest Java Examples