[BAEL-14088] - Moved code for RequestBody and ResponseBody annotations article

2019-04-13 23:16:33 +05:30
parent 9df90567d4
commit 6b0a96291e
9 changed files with 26 additions and 23 deletions
@@ -0,0 +1,29 @@
+package com.baeldung.config;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.client.ClientHttpRequestInterceptor;
+import org.springframework.util.CollectionUtils;
+import org.springframework.web.client.RestTemplate;
+
+import com.baeldung.interceptors.RestTemplateHeaderModifierInterceptor;
+
+@Configuration
+public class RestClientConfig {
+
+    @Bean
+    public RestTemplate restTemplate() {
+        RestTemplate restTemplate = new RestTemplate();
+
+        List<ClientHttpRequestInterceptor> interceptors = restTemplate.getInterceptors();
+        if (CollectionUtils.isEmpty(interceptors)) {
+            interceptors = new ArrayList<ClientHttpRequestInterceptor>();
+        }
+        interceptors.add(new RestTemplateHeaderModifierInterceptor());
+        restTemplate.setInterceptors(interceptors);
+        return restTemplate;
+    }
+}
@@ -0,0 +1,18 @@
+package com.baeldung.interceptors;
+
+import java.io.IOException;
+
+import org.springframework.http.HttpRequest;
+import org.springframework.http.client.ClientHttpRequestExecution;
+import org.springframework.http.client.ClientHttpRequestInterceptor;
+import org.springframework.http.client.ClientHttpResponse;
+
+public class RestTemplateHeaderModifierInterceptor implements ClientHttpRequestInterceptor {
+
+    @Override
+    public ClientHttpResponse intercept(HttpRequest request, byte[] body, ClientHttpRequestExecution execution) throws IOException {
+        ClientHttpResponse response = execution.execute(request, body); 
+        response.getHeaders().add("Foo", "bar");
+        return response;
+    }
+}
@@ -0,0 +1,12 @@
+package com.baeldung.services;
+
+import com.baeldung.transfer.LoginForm;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ExampleService {
+
+    public boolean fakeAuthenticate(LoginForm lf) {
+        return true;
+    }
+}
@@ -0,0 +1,31 @@
+package com.baeldung.transfer;
+
+public class LoginForm {
+    private String username;
+    private String password;
+
+    public LoginForm() {
+    }
+
+    public LoginForm(String username, String password) {
+        super();
+        this.username = username;
+        this.password = password;
+    }
+    
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+}
@@ -0,0 +1,18 @@
+package com.baeldung.transfer;
+
+public class ResponseTransfer {
+
+    private String text;
+
+    public ResponseTransfer(String text) {
+        this.setText(text);
+    }
+
+    public String getText() {
+        return text;
+    }
+
+    public void setText(String text) {
+        this.text = text;
+    }
+}
@@ -0,0 +1,38 @@
+package com.baeldung.web.controller;
+
+import com.baeldung.services.ExampleService;
+import com.baeldung.transfer.ResponseTransfer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import com.baeldung.transfer.LoginForm;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+@RequestMapping("/post")
+public class ExamplePostController {
+
+    private static Logger log = LoggerFactory.getLogger(ExamplePostController.class);
+
+    @Autowired ExampleService exampleService;
+
+    @PostMapping("/request")
+    public ResponseEntity postController(@RequestBody LoginForm loginForm) {
+        log.debug("POST received - serializing LoginForm: " + loginForm.getPassword() + " " + loginForm.getUsername());
+        exampleService.fakeAuthenticate(loginForm);
+        return ResponseEntity.ok(HttpStatus.OK);
+    }
+
+    @PostMapping("/response")
+    @ResponseBody
+    public ResponseTransfer postResponseController(@RequestBody LoginForm loginForm) {
+        log.debug("POST received - serializing LoginForm: " + loginForm.getPassword() + " " + loginForm.getUsername());
+        return new ResponseTransfer("Thanks For Posting!!!");
+    }
+}