Examples with RestHighLevelClient org.elasticsearch.client.RestHighLevelClient used on opensource projects

Example 1 with RestHighLevelClient

use of org.elasticsearch.client.RestHighLevelClient in project jnosql-diana-driver by eclipse.

the class EntityConverter method queryAsync.

static void queryAsync(DocumentQuery query, RestHighLevelClient client, String index, Consumer<List<DocumentEntity>> callBack) {
    FindAsyncListener listener = new FindAsyncListener(callBack, query.getDocumentCollection());
    QueryConverterResult select = QueryConverter.select(query);
    if (!select.getIds().isEmpty()) {
        MultiGetRequest multiGetRequest = new MultiGetRequest();
        select.getIds().stream().map(id -> new MultiGetRequest.Item(index, query.getDocumentCollection(), id)).forEach(multiGetRequest::add);
        client.multiGetAsync(multiGetRequest, listener.getIds());
    }
    if (select.hasStatement()) {
        SearchRequest searchRequest = new SearchRequest(index);
        searchRequest.types(query.getDocumentCollection());
        if (select.hasQuery()) {
            setQueryBuilder(query, select, searchRequest);
        }
        client.searchAsync(searchRequest, listener.getSearch());
    }
}

Example 2 with RestHighLevelClient

use of org.elasticsearch.client.RestHighLevelClient in project main by JohnPeng739.

the class ElasticAccessorRest method afterPropertiesSet.

/**
 * {@inheritDoc}
 *
 * @see InitializingBean#afterPropertiesSet()
 */
@Override
public void afterPropertiesSet() throws Exception {
    int servers = env.getProperty("elastic.servers", Integer.class, 0);
    if (servers <= 0) {
        if (logger.isErrorEnabled()) {
            logger.error("There are not define the elastic api server.");
        }
        return;
    }
    this.index = env.getProperty("elastic.index", "default");
    HttpHost[] elasticServers = new HttpHost[servers];
    for (int index = 1; index <= servers; index++) {
        String protocol = env.getProperty("elastic.api.protocol", "http");
        String server = env.getProperty("elastic.api.server", "localhost");
        int port = env.getProperty("elastic.api.port", Integer.class, 9200);
        elasticServers[index - 1] = new HttpHost(server, port, protocol);
    }
    client = new RestHighLevelClient(RestClient.builder(elasticServers));
    // 初始化Index
    try {
        OpenIndexRequest request = new OpenIndexRequest(this.index);
        client.indices().open(request);
    } catch (ElasticsearchStatusException ex) {
        if (ex.status() == RestStatus.NOT_FOUND) {
            CreateIndexRequest request = new CreateIndexRequest(this.index);
            client.indices().create(request);
        }
    } catch (IOException ex) {
        if (logger.isWarnEnabled()) {
            logger.warn("Open index fail.", ex);
        }
    }
    if (logger.isInfoEnabled()) {
        logger.info("Create the elastic search api connection successfully.");
    }
}

Example 3 with RestHighLevelClient

use of org.elasticsearch.client.RestHighLevelClient in project drill by apache.

the class ElasticInfoSchemaTest method prepareData.

private static void prepareData() throws IOException {
    restHighLevelClient = new RestHighLevelClient(RestClient.builder(HttpHost.create(HOST)));
    String indexName = "t1";
    indexNames.add(indexName);
    CreateIndexRequest createIndexRequest = new CreateIndexRequest(indexName);
    restHighLevelClient.indices().create(createIndexRequest, RequestOptions.DEFAULT);
    XContentBuilder builder = XContentFactory.jsonBuilder();
    builder.startObject();
    builder.field("string_field", "a");
    builder.field("int_field", 123);
    builder.endObject();
    IndexRequest indexRequest = new IndexRequest(indexName).source(builder);
    restHighLevelClient.index(indexRequest, RequestOptions.DEFAULT);
    restHighLevelClient.indices().refresh(new RefreshRequest(indexName), RequestOptions.DEFAULT);
    indexName = "t2";
    indexNames.add(indexName);
    createIndexRequest = new CreateIndexRequest(indexName);
    restHighLevelClient.indices().create(createIndexRequest, RequestOptions.DEFAULT);
    builder = XContentFactory.jsonBuilder();
    builder.startObject();
    builder.field("another_int_field", 321);
    builder.field("another_string_field", "b");
    builder.endObject();
    indexRequest = new IndexRequest(indexName).source(builder);
    restHighLevelClient.index(indexRequest, RequestOptions.DEFAULT);
    restHighLevelClient.indices().refresh(new RefreshRequest(indexName), RequestOptions.DEFAULT);
}

Example 4 with RestHighLevelClient

use of org.elasticsearch.client.RestHighLevelClient in project logging-log4j2 by apache.

the class LogstashIT method createClient.

private static RestHighLevelClient createClient() throws IOException {
    // Instantiate the client.
    LOGGER.info("instantiating the ES client");
    final HttpHost httpHost = new HttpHost(HOST_NAME, MavenHardcodedConstants.ES_PORT);
    final RestClientBuilder clientBuilder = RestClient.builder(httpHost);
    final RestHighLevelClient client = new RestHighLevelClient(clientBuilder);
    // Verify the connection.
    LOGGER.info("verifying the ES connection");
    final ClusterHealthResponse healthResponse = client.cluster().health(new ClusterHealthRequest(), RequestOptions.DEFAULT);
    Assertions.assertThat(healthResponse.getStatus()).isNotEqualTo(ClusterHealthStatus.RED);
    // Delete the index.
    LOGGER.info("deleting the ES index");
    final DeleteIndexRequest deleteRequest = new DeleteIndexRequest(MavenHardcodedConstants.ES_INDEX_NAME);
    try {
        final AcknowledgedResponse deleteResponse = client.indices().delete(deleteRequest, RequestOptions.DEFAULT);
        Assertions.assertThat(deleteResponse.isAcknowledged()).isTrue();
    } catch (ElasticsearchStatusException error) {
        Assertions.assertThat(error).satisfies(ignored -> Assertions.assertThat(error.status()).isEqualTo(RestStatus.NOT_FOUND));
    }
    return client;
}

Example 5 with RestHighLevelClient

use of org.elasticsearch.client.RestHighLevelClient in project logging-log4j2 by apache.

the class LogstashIT method testEvents.

private static void testEvents(final List<LogEvent> logEvents) throws IOException {
    try (final RestHighLevelClient client = createClient()) {
        final Appender appender = createStartedAppender(JSON_TEMPLATE_GELF_LAYOUT, MavenHardcodedConstants.LS_GELF_INPUT_PORT);
        try {
            // Append events.
            LOGGER.info("appending events");
            logEvents.forEach(appender::append);
            LOGGER.info("completed appending events");
            // Wait all messages to arrive.
            Awaitility.await().atMost(Duration.ofSeconds(60)).pollDelay(Duration.ofSeconds(2)).until(() -> queryDocumentCount(client) == LOG_EVENT_COUNT);
            // Verify indexed messages.
            final Set<String> expectedMessages = logEvents.stream().map(LogstashIT::expectedLogstashMessageField).collect(Collectors.toSet());
            final Set<String> actualMessages = queryDocuments(client).stream().map(source -> (String) source.get(ES_INDEX_MESSAGE_FIELD_NAME)).filter(Objects::nonNull).collect(Collectors.toSet());
            Assertions.assertThat(actualMessages).isEqualTo(expectedMessages);
        } finally {
            appender.stop();
        }
    }
}