org.springframework.data.elasticsearch.client.TransportClientFactoryBean.java Source code

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Here is the source code for org.springframework.data.elasticsearch.client.TransportClientFactoryBean.java

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/*
 * Copyright 2013-2019 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.data.elasticsearch.client;

import java.util.Properties;

import org.elasticsearch.client.transport.TransportClient;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.transport.client.PreBuiltTransportClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;

/**
 * TransportClientFactoryBean
 *
 * @author Rizwan Idrees
 * @author Mohsin Husen
 * @author Jakub Vavrik
 * @author Piotr Betkier
 * @author Ilkang Na
 * @author Oliver Gierke
 */
public class TransportClientFactoryBean implements FactoryBean<TransportClient>, InitializingBean, DisposableBean {

    private static final Logger logger = LoggerFactory.getLogger(TransportClientFactoryBean.class);
    private ClusterNodes clusterNodes = ClusterNodes.of("127.0.0.1:9300");
    private String clusterName = "elasticsearch";
    private Boolean clientTransportSniff = true;
    private Boolean clientIgnoreClusterName = Boolean.FALSE;
    private String clientPingTimeout = "5s";
    private String clientNodesSamplerInterval = "5s";
    private TransportClient client;
    private Properties properties;

    @Override
    public void destroy() throws Exception {
        try {
            logger.info("Closing elasticSearch  client");
            if (client != null) {
                client.close();
            }
        } catch (final Exception e) {
            logger.error("Error closing ElasticSearch client: ", e);
        }
    }

    @Override
    public TransportClient getObject() throws Exception {
        return client;
    }

    @Override
    public Class<TransportClient> getObjectType() {
        return TransportClient.class;
    }

    @Override
    public boolean isSingleton() {
        return true;
    }

    @Override
    public void afterPropertiesSet() throws Exception {
        buildClient();
    }

    protected void buildClient() throws Exception {

        client = new PreBuiltTransportClient(settings());

        clusterNodes.stream() //
                .peek(it -> logger.info("Adding transport node : " + it.toString())) //
                .forEach(client::addTransportAddress);

        client.connectedNodes();
    }

    private Settings settings() {
        if (properties != null) {
            Settings.Builder builder = Settings.builder();

            properties.forEach((key, value) -> {
                builder.put(key.toString(), value.toString());
            });

            return builder.build();
        }
        return Settings.builder().put("cluster.name", clusterName)
                .put("client.transport.sniff", clientTransportSniff)
                .put("client.transport.ignore_cluster_name", clientIgnoreClusterName)
                .put("client.transport.ping_timeout", clientPingTimeout)
                .put("client.transport.nodes_sampler_interval", clientNodesSamplerInterval).build();
    }

    public void setClusterNodes(String clusterNodes) {
        this.clusterNodes = ClusterNodes.of(clusterNodes);
    }

    public void setClusterName(String clusterName) {
        this.clusterName = clusterName;
    }

    public void setClientTransportSniff(Boolean clientTransportSniff) {
        this.clientTransportSniff = clientTransportSniff;
    }

    public String getClientNodesSamplerInterval() {
        return clientNodesSamplerInterval;
    }

    public void setClientNodesSamplerInterval(String clientNodesSamplerInterval) {
        this.clientNodesSamplerInterval = clientNodesSamplerInterval;
    }

    public String getClientPingTimeout() {
        return clientPingTimeout;
    }

    public void setClientPingTimeout(String clientPingTimeout) {
        this.clientPingTimeout = clientPingTimeout;
    }

    public Boolean getClientIgnoreClusterName() {
        return clientIgnoreClusterName;
    }

    public void setClientIgnoreClusterName(Boolean clientIgnoreClusterName) {
        this.clientIgnoreClusterName = clientIgnoreClusterName;
    }

    public void setProperties(Properties properties) {
        this.properties = properties;
    }
}