Coverage Summary for Class: TopController (io.github.mkuchin.controller)

1 package io.github.mkuchin.controller; 2  3 import io.github.mkuchin.service.word.WordCountService; 4 import lombok.RequiredArgsConstructor; 5 import org.springframework.web.bind.annotation.GetMapping; 6 import org.springframework.web.bind.annotation.PathVariable; 7 import org.springframework.web.bind.annotation.RequestMapping; 8 import org.springframework.web.bind.annotation.RestController; 9  10 import javax.servlet.http.HttpServletResponse; 11 import java.io.IOException; 12  13 @RestController 14 @RequestMapping("/top") 15 @RequiredArgsConstructor 16 public class TopController { 17  18  private final WordCountService wordCountService; 19  private static final String TEXT_CSV = "text/csv"; 20  21  @GetMapping(value = "/{n}", produces = TEXT_CSV) 22  public void top(@PathVariable int n, HttpServletResponse response) throws IOException { 23  var writer = response.getWriter(); 24  response.setContentType(TEXT_CSV); 25  wordCountService.topWords(n).forEach(wordCount -> 26  writer.println(String.format("%s|%s", wordCount.getWord(), wordCount.getCount())) 27  ); 28  } 29 }