* {@link IndicesClientInstrumentation} enhance the <code>create createAsync delete deleteAsync</code> method without argument in
* <code>org.elasticsearch.client.IndicesClient</code> by <code>org.apache.skywalking.apm.plugin.elasticsearch.v6.interceptor.IndicesClientCreateMethodsInterceptor
* {@link RestHighLevelClientInstrumentation} enhance the constructor method without argument in
* <code>org.elasticsearch.client.RestHighLevelClient</code> by <code>org.apache.skywalking.apm.plugin.elasticsearch.v6.interceptor.RestHighLevelClientConInterceptor</code>
* also enhance the <code>performRequestAndParseEntity</code> method in <code>org.elasticsearch.client.RestHighLevelClient</code> by <code>org.apache.skywalking.apm.plugin.elasticsearch.v6.interceptor.IndicesClientCreateMethodsInterceptor</code>,
* also enhance the <code>get getAsync search searchAsync index indexAsync update updateAsync</code> method in <code>org.apache.skywalking.apm.plugin.elasticsearch.v6.interceptor.RestHighLevelClientGetMethodsInterceptor
* also enhance the <code>indices</code> method in <code>org.elasticsearch.client.RestHighLevelClient</code> by <code>org.apache.skywalking.apm.plugin.elasticsearch.v6.interceptor.RestHighLevelClientIndicesMethodsInterceptor</code>