Java 11 : repeat method example
repeat method accept a integer parameter and repeat variable that many time.
System.out.println(test.repear(3));
Output:
hello hello hello
Spring Elasticsearch Operations
Elasticsearch Operations Spring Data Elasticsearch uses two interfaces to define the operations that can be called against an Elasticsearch index. These are ElasticsearchOperations and ReactiveElasticsearchOperations. Whereas the first is used with the classic synchronous implementations, the second one uses reactive infrastructure. The default implementations of the interfaces offer: Read/Write mapping support for domain types. A rich query and criteria api. Resource management and Exception translation. ElasticsearchTemplate The ElasticsearchTemplate is an implementation of the ElasticsearchOperations interface using the Transport Client. @Configuration public class TransportClientConfig extends ElasticsearchConfigurationSupport { @Bean public Client elasticsearchClient() throws UnknownHostException { Settings settings = Settings.builder().put("cluster.name", "elasticsearch")....
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