iSharkFly-Docs/java-tutorials
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

JAVA-23235 Split or move spring-cloud-openfeign module (conti-4) (moved-8) (#14450)

Browse Source 
Co-authored-by: timis1 <noreplay@yahoo.com>
This commit is contained in:
timis1
2023-07-22 21:05:37 +03:00
committed by GitHub
parent d0348f344e
commit 817170a1bf
22 changed files with 104 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/client/AlbumClient.java
-15
View File
@@ -1,15 +0,0 @@
package com.baeldung.cloud.openfeign.client;
import com.baeldung.cloud.openfeign.model.Album;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
@FeignClient(name = "albumClient", url = "https://jsonplaceholder.typicode.com/albums/")
public interface AlbumClient {
@GetMapping(value = "/{id}")
Album getAlbumById(@PathVariable(value = "id") Integer id);
@GetMapping(value = "/{id}")
Album getAlbumByIdAndDynamicUrl(@PathVariable(name = "id") Integer id);
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/client/JSONPlaceHolderClient.java
-25
View File
@@ -1,25 +0,0 @@
package com.baeldung.cloud.openfeign.client;
import com.baeldung.cloud.openfeign.config.ClientConfiguration;
import com.baeldung.cloud.openfeign.hystrix.JSONPlaceHolderFallback;
import com.baeldung.cloud.openfeign.model.Post;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import java.util.List;
@FeignClient(value = "jplaceholder",
url = "https://jsonplaceholder.typicode.com/",
configuration = ClientConfiguration.class,
fallback = JSONPlaceHolderFallback.class)
public interface JSONPlaceHolderClient {
@RequestMapping(method = RequestMethod.GET, value = "/posts")
List<Post> getPosts();
@RequestMapping(method = RequestMethod.GET, value = "/posts/{postId}", produces = "application/json")
Post getPostById(@PathVariable("postId") Long postId);
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/client/PostClient.java
-12
View File
@@ -1,12 +0,0 @@
package com.baeldung.cloud.openfeign.client;
import com.baeldung.cloud.openfeign.model.Post;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
@FeignClient(name = "postClient", url = "${spring.cloud.openfeign.client.config.postClient.url}")
public interface PostClient {
@GetMapping(value = "/{id}")
Post getPostById(@PathVariable(value = "id") Integer id);
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/client/TodoClient.java
-13
View File
@@ -1,13 +0,0 @@
package com.baeldung.cloud.openfeign.client;
import com.baeldung.cloud.openfeign.model.Todo;
import feign.RequestLine;
import org.springframework.cloud.openfeign.FeignClient;
import java.net.URI;
@FeignClient(name = "todoClient")
public interface TodoClient {
@RequestLine(value = "GET")
Todo getTodoById(URI uri);
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/config/ClientConfiguration.java
-42
View File
@@ -1,42 +0,0 @@
package com.baeldung.cloud.openfeign.config;
import org.apache.http.entity.ContentType;
import org.springframework.context.annotation.Bean;
import feign.Logger;
import feign.RequestInterceptor;
import feign.auth.BasicAuthRequestInterceptor;
import feign.codec.ErrorDecoder;
import feign.okhttp.OkHttpClient;
public class ClientConfiguration {
@Bean
public Logger.Level feignLoggerLevel() {
return Logger.Level.FULL;
}
@Bean
public ErrorDecoder errorDecoder() {
return new CustomErrorDecoder();
}
@Bean
public OkHttpClient client() {
return new OkHttpClient();
}
@Bean
public RequestInterceptor requestInterceptor() {
return requestTemplate -> {
requestTemplate.header("user", "ajeje");
requestTemplate.header("password", "brazof");
requestTemplate.header("Accept", ContentType.APPLICATION_JSON.getMimeType());
};
}
// @Bean - uncomment to use this interceptor and remove @Bean from the requestInterceptor()
public BasicAuthRequestInterceptor basicAuthRequestInterceptor() {
return new BasicAuthRequestInterceptor("ajeje", "brazof");
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/config/CustomErrorDecoder.java
-21
View File
@@ -1,21 +0,0 @@
package com.baeldung.cloud.openfeign.config;
import com.baeldung.cloud.openfeign.exception.BadRequestException;
import com.baeldung.cloud.openfeign.exception.NotFoundException;
import feign.Response;
import feign.codec.ErrorDecoder;
public class CustomErrorDecoder implements ErrorDecoder {
@Override
public Exception decode(String methodKey, Response response) {
switch (response.status()){
case 400:
return new BadRequestException();
case 404:
return new NotFoundException("Not found !!!");
default:
return new Exception("Generic error");
}
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/config/DynamicUrlInterceptor.java
-23
View File
@@ -1,23 +0,0 @@
package com.baeldung.cloud.openfeign.config;
import feign.RequestInterceptor;
import feign.RequestTemplate;
import java.util.function.Supplier;
public class DynamicUrlInterceptor implements RequestInterceptor {
private final Supplier<String> urlSupplier;
public DynamicUrlInterceptor(Supplier<String> urlSupplier) {
this.urlSupplier = urlSupplier;
}
@Override
public void apply(RequestTemplate template) {
String url = urlSupplier.get();
if (url != null) {
template.target(url);
}
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/controller/ConfigureFeignUrlController.java
-82
View File
@@ -1,82 +0,0 @@
package com.baeldung.cloud.openfeign.controller;
import com.baeldung.cloud.openfeign.config.DynamicUrlInterceptor;
import com.baeldung.cloud.openfeign.client.AlbumClient;
import com.baeldung.cloud.openfeign.client.PostClient;
import com.baeldung.cloud.openfeign.client.TodoClient;
import com.baeldung.cloud.openfeign.model.Album;
import com.baeldung.cloud.openfeign.model.Post;
import com.baeldung.cloud.openfeign.model.Todo;
import feign.Feign;
import feign.Target;
import feign.codec.Decoder;
import feign.codec.Encoder;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.cloud.openfeign.FeignClientsConfiguration;
import org.springframework.cloud.openfeign.support.HttpMessageConverterCustomizer;
import org.springframework.cloud.openfeign.support.SpringDecoder;
import org.springframework.cloud.openfeign.support.SpringEncoder;
import org.springframework.cloud.openfeign.support.SpringMvcContract;
import org.springframework.context.annotation.Import;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import java.net.URI;
@RestController
@Import(FeignClientsConfiguration.class)
public class ConfigureFeignUrlController {
private final AlbumClient albumClient;
private final PostClient postClient;
private final TodoClient todoClient;
private final ObjectFactory<HttpMessageConverters> messageConverters;
private final ObjectProvider<HttpMessageConverterCustomizer> customizers;
public ConfigureFeignUrlController(AlbumClient albumClient,
PostClient postClient,
Decoder decoder,
Encoder encoder,
ObjectFactory<HttpMessageConverters> messageConverters, ObjectProvider<HttpMessageConverterCustomizer> customizers) {
this.albumClient = albumClient;
this.postClient = postClient;
this.messageConverters = messageConverters;
this.customizers = customizers;
this.todoClient = Feign.builder().encoder(encoder).decoder(decoder).target(Target.EmptyTarget.create(TodoClient.class));
}
@GetMapping(value = "albums/{id}")
public Album getAlbumById(@PathVariable(value = "id") Integer id) {
return albumClient.getAlbumById(id);
}
@GetMapping(value = "posts/{id}")
public Post getPostById(@PathVariable(value = "id") Integer id) {
return postClient.getPostById(id);
}
@GetMapping(value = "todos/{id}")
public Todo getTodoById(@PathVariable(value = "id") Integer id) {
return todoClient.getTodoById(URI.create("https://jsonplaceholder.typicode.com/todos/" + id));
}
@GetMapping(value = "/dynamicAlbums/{id}")
public Album getAlbumByIdAndDynamicUrl(@PathVariable(value = "id") Integer id) {
AlbumClient client = Feign.builder()
.requestInterceptor(new DynamicUrlInterceptor(() -> "https://jsonplaceholder.typicode.com/albums/"))
.contract(new SpringMvcContract())
.encoder(new SpringEncoder(messageConverters))
.decoder(new SpringDecoder(messageConverters, customizers))
.target(Target.EmptyTarget.create(AlbumClient.class));
return client.getAlbumByIdAndDynamicUrl(id);
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/hystrix/JSONPlaceHolderFallback.java
-22
View File
@@ -1,22 +0,0 @@
package com.baeldung.cloud.openfeign.hystrix;
import com.baeldung.cloud.openfeign.client.JSONPlaceHolderClient;
import com.baeldung.cloud.openfeign.model.Post;
import org.springframework.stereotype.Component;
import java.util.Collections;
import java.util.List;
@Component
public class JSONPlaceHolderFallback implements JSONPlaceHolderClient {
@Override
public List<Post> getPosts() {
return Collections.emptyList();
}
@Override
public Post getPostById(Long postId) {
return null;
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/model/Album.java
-32
View File
@@ -1,32 +0,0 @@
package com.baeldung.cloud.openfeign.model;
public class Album {
private Integer id;
private Integer userId;
private String title;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Integer getUserId() {
return userId;
}
public void setUserId(Integer userId) {
this.userId = userId;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/model/Post.java
-41
View File
@@ -1,41 +0,0 @@
package com.baeldung.cloud.openfeign.model;
public class Post {
private String userId;
private Long id;
private String title;
private String body;
public String getUserId() {
return userId;
}
public void setUserId(String userId) {
this.userId = userId;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/model/Todo.java
-40
View File
@@ -1,40 +0,0 @@
package com.baeldung.cloud.openfeign.model;
public class Todo {
private Integer id;
private Integer userId;
private String title;
private Boolean completed;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Integer getUserId() {
return userId;
}
public void setUserId(Integer userId) {
this.userId = userId;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public Boolean getCompleted() {
return completed;
}
public void setCompleted(Boolean completed) {
this.completed = completed;
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/service/JSONPlaceHolderService.java
-12
View File
@@ -1,12 +0,0 @@
package com.baeldung.cloud.openfeign.service;
import com.baeldung.cloud.openfeign.model.Post;
import java.util.List;
public interface JSONPlaceHolderService {
List<Post> getPosts();
Post getPostById(Long id);
}
spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/service/impl/JSONPlaceHolderServiceImpl.java
-26
View File
@@ -1,26 +0,0 @@
package com.baeldung.cloud.openfeign.service.impl;
import com.baeldung.cloud.openfeign.client.JSONPlaceHolderClient;
import com.baeldung.cloud.openfeign.model.Post;
import com.baeldung.cloud.openfeign.service.JSONPlaceHolderService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class JSONPlaceHolderServiceImpl implements JSONPlaceHolderService {
@Autowired
private JSONPlaceHolderClient jsonPlaceHolderClient;
@Override
public List<Post> getPosts() {
return jsonPlaceHolderClient.getPosts();
}
@Override
public Post getPostById(Long id) {
return jsonPlaceHolderClient.getPostById(id);
}
}
spring-cloud-modules/spring-cloud-openfeign/src/main/resources/application.properties
+1 -3
View File
@@ -7,6 +7,4 @@ feign.hystrix.enabled=true
spring.security.oauth2.client.registration.keycloak.authorization-grant-type=client_credentials
spring.security.oauth2.client.registration.keycloak.client-id=payment-app
spring.security.oauth2.client.registration.keycloak.client-secret=863e9de4-33d4-4471-b35e-f8d2434385bb
spring.security.oauth2.client.provider.keycloak.token-uri=http://localhost:8083/auth/realms/master/protocol/openid-connect/token
spring.cloud.openfeign.client.config.postClient.url=https://jsonplaceholder.typicode.com/posts/
spring.security.oauth2.client.provider.keycloak.token-uri=http://localhost:8083/auth/realms/master/protocol/openid-connect/token