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package com.example.restservice;
 
import java.util.concurrent.atomic.AtomicLong;
 
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
 
@RestController
@RequestMapping( "${app.server.path}" )
public class GreetingController {
 
	private static final String template = "Hello, %s!";
	private final AtomicLong counter = new AtomicLong();
 
	@GetMapping("/greeting")
	public ResponseEntity<Greeting> greeting(@RequestParam(value = "name", defaultValue = "World") String name) {
		Greeting greeting = new Greeting(counter.incrementAndGet(), String.format(template, name));
                return new ResponseEntity<>ResponseEntity.ok(greeting, HttpStatus.OK);
	}
}