ESClientMgr.java
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package com.yoho.search.service.base;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import javax.annotation.PostConstruct;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Component;
import org.springframework.util.Assert;
import com.yoho.search.base.utils.Configuration;
import com.yoho.search.base.utils.ISearchConstants;
import com.yoho.search.core.es.IElasticsearchClient;
import com.yoho.search.core.es.IYohoIndexClientFactory;
import com.yoho.search.core.es.impl.YohoIndexClientFactoryImpl;
/**
* Created by ginozhang on 2016/11/2.
*/
@Component
@Lazy(value=false)
public class ESClientMgr {
private volatile Map<String, IElasticsearchClient> nameToClientMap = new ConcurrentHashMap<String, IElasticsearchClient>(50);
private static final Logger logger = LoggerFactory.getLogger(ESClientMgr.class);
@PostConstruct
void init(){
Configuration.getConfiguration().initConfig("configuration.xml");
List<String> indexNames = new ArrayList<String>();
indexNames.add(ISearchConstants.INDEX_NAME_PRODUCT_COLOR);
indexNames.add(ISearchConstants.INDEX_NAME_PRODUCT_SORT);
indexNames.add(ISearchConstants.INDEX_NAME_PRODUCT_INDEX);
indexNames.add(ISearchConstants.INDEX_NAME_SUGGEST);
indexNames.add(ISearchConstants.INDEX_NAME_CONVERSION);
indexNames.add(ISearchConstants.INDEX_NAME_STYLE);
indexNames.add(ISearchConstants.INDEX_NAME_STANDARD);
indexNames.add(ISearchConstants.INDEX_NAME_BRAND);
indexNames.add(ISearchConstants.INDEX_NAME_SIZE);
indexNames.add(ISearchConstants.INDEX_NAME_TBLPRODUCT);
indexNames.add(ISearchConstants.INDEX_NAME_PRODUCT_PRICE_PLAN);
indexNames.add(ISearchConstants.INDEX_NAME_ROBOTQUESTION);
indexNames.add(ISearchConstants.INDEX_NAME_HELPER);
indexNames.add(ISearchConstants.INDEX_NAME_SHOPS);
indexNames.add(ISearchConstants.INDEX_NAME_PROMOTION);
indexNames.add(ISearchConstants.INDEX_NAME_IMAGE_VECTORS);
indexNames.add(ISearchConstants.INDEX_NAME_IMAGE_VECTORS);
indexNames.add(ISearchConstants.INDEX_NAME_PROMOTIONINDEX);
new Thread(new Runnable() {
@Override
public void run() {
for (String indexName : indexNames) {
getClient(indexName);
}
}
}).start();
}
public IElasticsearchClient getClient(String indexName) {
return nameToClientMap.computeIfAbsent(indexName, (name) -> {
IYohoIndexClientFactory factory = new YohoIndexClientFactoryImpl();
String clusterName = Configuration.getString("search.es.cluster.name");
String servers = Configuration.getString("search.es.servers");
Assert.notNull(clusterName, "ClusterName for ES cannot be null.");
Assert.notNull(servers, "Servers for ES cannot be null.");
logger.warn("begin to createIndexClient, clusterName is [{}],servers is [{}],name is[{}]",clusterName,servers,name);
return factory.createIndexClient(clusterName, servers, name);
});
}
}