elasticsearch.SampleElasticsearchApplication.java Source code

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Here is the source code for elasticsearch.SampleElasticsearchApplication.java

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/*
 * Copyright 2012-2015 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
 *
 *      http://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 elasticsearch;

import org.elasticsearch.index.query.QueryBuilders;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class SampleElasticsearchApplication implements CommandLineRunner {

    @Autowired
    private CustomerRepository repository;

    public void run(String... args) throws Exception {
        this.repository.deleteAll();
        saveCustomers();
        fetchAllCustomers();
        fetchIndividualCustomers();
    }

    private void saveCustomers() {
        this.repository.save(new Customer("Alice", "Smith"));
        this.repository.save(new Customer("Bob", "Smith"));
    }

    private void fetchAllCustomers() {
        System.out.println("Customers found with findAll():");
        System.out.println("-------------------------------");
        for (Customer customer : this.repository.findAll()) {
            System.out.println(customer);
        }
        System.out.println();
    }

    private void fetchIndividualCustomers() {
        System.out.println("Customer found with findByFirstName('Alice'):");
        System.out.println("--------------------------------");
        System.out.println(this.repository.findByFirstName("Alice"));

        System.out.println("Customers found with findByLastName('Smith'):");
        System.out.println("--------------------------------");
        for (Customer customer : this.repository.findByLastName("Smith")) {
            System.out.println(customer);
        }
    }

    public static void main(String[] args) throws Exception {
        SpringApplication.run(SampleElasticsearchApplication.class, "--debug").close();
        Thread.sleep(1000000l);
    }

}