Call TMDB api to get movie info, put timeout on requests

Author: yigiterinc

movie-catalog-service/src/main/java/com/moviecatalogservice/MovieCatalogServiceApplication.java

@@ -5,16 +5,22 @@
 import org.springframework.cloud.client.loadbalancer.LoadBalanced;
 import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
 import org.springframework.context.annotation.Bean;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
 import org.springframework.web.client.RestTemplate;
 
 @SpringBootApplication
 @EnableEurekaClient
 public class MovieCatalogServiceApplication {
 
+    private final int TIMEOUT = 3000;   // 3 seconds
+
     @Bean
     @LoadBalanced
     public RestTemplate getRestTemplate() {
-        return new RestTemplate();
+        HttpComponentsClientHttpRequestFactory clientHttpRequestFactory = new HttpComponentsClientHttpRequestFactory();
+        clientHttpRequestFactory.setConnectTimeout(TIMEOUT);   // Set the timeout to 3 seconds
+
+        return new RestTemplate(clientHttpRequestFactory);
     }
 
     public static void main(String[] args) {

movie-info-service/src/main/java/com/example/movieinfoservice/MovieInfoServiceApplication.java

@@ -3,11 +3,23 @@
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
+import org.springframework.context.annotation.Bean;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.web.client.RestTemplate;
 
 @SpringBootApplication
 @EnableEurekaClient
 public class MovieInfoServiceApplication {
 
+    private final int TIMEOUT = 3000;   // 3 seconds
+
+    @Bean
+    public RestTemplate getRestTemplate() {
+        HttpComponentsClientHttpRequestFactory clientHttpRequestFactory = new HttpComponentsClientHttpRequestFactory();
+        clientHttpRequestFactory.setConnectTimeout(TIMEOUT);   // Set the timeout to 3 seconds
+        return new RestTemplate();
+    }
+
     public static void main(String[] args) {
         SpringApplication.run(MovieInfoServiceApplication.class, args);
     }

movie-info-service/src/main/java/com/example/movieinfoservice/models/MovieSummary.java

@@ -0,0 +1,31 @@
+package com.example.movieinfoservice.models;
+
+public class MovieSummary {
+    private String id;
+    private String title;
+    private String overview;
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getOverview() {
+        return overview;
+    }
+
+    public void setOverview(String overview) {
+        this.overview = overview;
+    }
+}

movie-info-service/src/main/java/com/example/movieinfoservice/resources/MovieResource.java

@@ -1,16 +1,33 @@
 package com.example.movieinfoservice.resources;
 
 import com.example.movieinfoservice.models.Movie;
+import com.example.movieinfoservice.models.MovieSummary;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestTemplate;
 
 @RestController
 @RequestMapping("/movies")
 public class MovieResource {
 
+    @Value("${api.key}")
+    private String apiKey;
+
+    private RestTemplate restTemplate;
+
+    public MovieResource(RestTemplate restTemplate) {
+        this.restTemplate = restTemplate;
+    }
+
     @RequestMapping("/{movieId}")
-    public Movie getMovieInfo(@PathVariable String movieId) {
-        return new Movie(movieId, "Test name", "Test description");
+    public Movie getMovieInfo(@PathVariable("movieId") String movieId) {
+        // Get the movie info from TMDB
+        final String url = "https://api.themoviedb.org/3/movie/" + movieId + "?api_key=" + apiKey;
+        MovieSummary movieSummary = restTemplate.getForObject(url, MovieSummary.class);
+
+        return new Movie(movieId, movieSummary.getTitle(), movieSummary.getOverview());
     }
 }

movie-info-service/src/main/resources/application.properties

@@ -1,2 +1,4 @@
 spring.application.name=movie-info-service
-server.port=8082
+server.port=8082
+
+api.key=b0af84324ea41ca39f4311c9156e94e3

ratings-data-service/src/main/java/com/example/ratingsservice/resources/RatingsResource.java

@@ -16,8 +16,7 @@ public class RatingsResource {
     @RequestMapping("/{userId}")
     public UserRating getRatingsOfUser(@PathVariable String userId) {
         List<Rating> ratings = Arrays.asList(
-                new Rating("1234", 4),
-                 new Rating("5678", 3)
+                new Rating("550", 4)
         );
 
         return new UserRating(ratings);