BAEL-1149 - Spring ResponseStatusException (#3648)

spring-5/src/main/java/com/baeldung/execption/ActorController.java

@@ -0,0 +1,41 @@
+package com.baeldung.execption;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.server.ResponseStatusException;
+
+@RestController
+public class ActorController {
+
+    @Autowired
+    ActorService actorService;
+
+    @GetMapping("/actor/{id}")
+    public String getActorName(@PathVariable("id") int id) {
+        try {
+            return actorService.getActor(id);
+        } catch (ActorNotFoundException ex) {
+            throw new ResponseStatusException(HttpStatus.NOT_FOUND, "Actor Not Found", ex);
+        }
+    }
+
+    @DeleteMapping("/actor/{id}")
+    public String getActor(@PathVariable("id") int id) {
+        return actorService.removeActor(id);
+    }
+
+    @PutMapping("/actor/{id}/{name}")
+    public String updateActorName(@PathVariable("id") int id, @PathVariable("name") String name) {
+        try {
+            return actorService.updateActor(id, name);
+        } catch (ActorNotFoundException ex) {
+            throw new ResponseStatusException(HttpStatus.BAD_REQUEST, "Provide correct Actor Id", ex);
+        }
+    }
+
+}

spring-5/src/main/java/com/baeldung/execption/ActorNotFoundException.java

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+package com.baeldung.execption;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(code = HttpStatus.NOT_FOUND, reason = "Actor Not Found")
+public class ActorNotFoundException extends Exception {
+    private static final long serialVersionUID = 1L;
+
+    public ActorNotFoundException(String errorMessage) {
+        super(errorMessage);
+    }
+}

spring-5/src/main/java/com/baeldung/execption/ActorService.java

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+package com.baeldung.execption;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+import org.springframework.web.server.ResponseStatusException;
+
+@Service
+public class ActorService {
+    List<String> actors = Arrays.asList("Jack Nicholson", "Marlon Brando", "Robert De Niro", "Al Pacino", "Tom Hanks");
+
+    public String getActor(int index) throws ActorNotFoundException {
+        if (index >= actors.size()) {
+            throw new ActorNotFoundException("Actor Not Found in Repsoitory");
+        }
+        return actors.get(index);
+    }
+
+    public String updateActor(int index, String actorName) throws ActorNotFoundException {
+        if (index >= actors.size()) {
+            throw new ActorNotFoundException("Actor Not Found in Repsoitory");
+        }
+        actors.set(index, actorName);
+        return actorName;
+    }
+
+    public String removeActor(int index) {
+        if (index >= actors.size()) {
+            throw new ResponseStatusException(HttpStatus.BAD_REQUEST, "Actor Not Found in Repsoitory");
+        }
+        return actors.remove(index);
+    }
+}

spring-5/src/main/java/com/baeldung/execption/SpringExceptionApplication.java

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+package com.baeldung.execption;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.security.SecurityAutoConfiguration;
+import org.springframework.context.annotation.ComponentScan;
+
+@SpringBootApplication(exclude = SecurityAutoConfiguration.class)
+@ComponentScan(basePackages = { "com.baeldung.execption" })
+public class SpringExceptionApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(SpringExceptionApplication.class, args);
+    }
+}