Update SNAPSHOT to 4.0.0-M1

Updates to java 17, framework 6, boot 3 and javax -> jakarta

.github/workflows/maven.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        java: ["8", "11", "16"]
+        java: ["17"]
 
     steps:
       - uses: actions/checkout@v2

.sdkmanrc

@@ -1,3 +1,3 @@
 # Enable auto-env through the sdkman_auto_env config
 # Add key=value pairs of SDKs to use below
-java=8.0.292.hs-adpt
+java=17.0.1-tem

docs/pom.xml

@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-openfeign</artifactId>
-		<version>3.1.1-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 	</parent>
 	<artifactId>spring-cloud-openfeign-docs</artifactId>
 	<packaging>jar</packaging>

docs/src/main/asciidoc/_configprops.adoc

@@ -26,7 +26,7 @@
 |feign.httpclient.hc5.socket-timeout-unit |  | Default value for socket timeout unit.
 |feign.httpclient.max-connections | `200` | 
 |feign.httpclient.max-connections-per-route | `50` | 
-|feign.httpclient.ok-http-client-properties.read-timeout | `60s` | {@link OkHttpClient} read timeout; defaults to 60 seconds.
+|feign.httpclient.ok-http.read-timeout | `60s` | {@link OkHttpClient} read timeout; defaults to 60 seconds.
 |feign.httpclient.time-to-live | `900` | 
 |feign.httpclient.time-to-live-unit |  | 
 |feign.metrics.enabled | `true` | Enables metrics capability for Feign.

pom.xml

@@ -4,14 +4,14 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-openfeign</artifactId>
-	<version>3.1.1-SNAPSHOT</version>
+	<version>4.0.0-M1</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud OpenFeign</name>
 	<description>Spring Cloud OpenFeign</description>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>3.1.1-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 		<relativePath/>
 	</parent>
 	<scm>
@@ -26,7 +26,7 @@
 	<properties>
 		<main.basedir>${basedir}</main.basedir>
 		<jackson.version>2.11.3</jackson.version>
-		<spring-cloud-commons.version>3.1.1-SNAPSHOT</spring-cloud-commons.version>
+		<spring-cloud-commons.version>4.0.0-M1</spring-cloud-commons.version>
 
 		<!-- Plugin versions -->
 		<maven-eclipse-plugin.version>2.10</maven-eclipse-plugin.version>
@@ -64,13 +64,6 @@
 					</additionalConfig>
 				</configuration>
 			</plugin>
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<configuration>
-					<source>1.8</source>
-					<target>1.8</target>
-				</configuration>
-			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-checkstyle-plugin</artifactId>

spring-cloud-openfeign-core/pom.xml

@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-openfeign</artifactId>
-		<version>3.1.1-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 	<artifactId>spring-cloud-openfeign-core</artifactId>

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/FeignAutoConfiguration.java

@@ -25,8 +25,6 @@ import java.util.Timer;
 import java.util.TimerTask;
 import java.util.concurrent.TimeUnit;
 
-import javax.annotation.PreDestroy;
-
 import com.fasterxml.jackson.databind.Module;
 import feign.Capability;
 import feign.Client;
@@ -36,6 +34,7 @@ import feign.Target;
 import feign.hc5.ApacheHttp5Client;
 import feign.httpclient.ApacheHttpClient;
 import feign.okhttp.OkHttpClient;
+import jakarta.annotation.PreDestroy;
 import okhttp3.ConnectionPool;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -287,7 +286,7 @@ public class FeignAutoConfiguration {
 			boolean followRedirects = httpClientProperties.isFollowRedirects();
 			int connectTimeout = httpClientProperties.getConnectionTimeout();
 			boolean disableSslValidation = httpClientProperties.isDisableSslValidation();
-			Duration readTimeout = httpClientProperties.getOkHttpClientProperties().getReadTimeout();
+			Duration readTimeout = httpClientProperties.getOkHttp().getReadTimeout();
 			this.okHttpClient = httpClientFactory.createBuilder(disableSslValidation)
 					.connectTimeout(connectTimeout, TimeUnit.MILLISECONDS).followRedirects(followRedirects)
 					.readTimeout(readTimeout).connectionPool(connectionPool).build();

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/FeignClientFactoryBean.java

@@ -448,6 +448,9 @@ public class FeignClientFactoryBean
 	}
 
 	private String cleanPath() {
+		if (path == null) {
+			return "";
+		}
 		String path = this.path.trim();
 		if (StringUtils.hasLength(path)) {
 			if (!path.startsWith("/")) {

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/FeignClientsRegistrar.java

@@ -302,7 +302,11 @@ class FeignClientsRegistrar implements ImportBeanDefinitionRegistrar, ResourceLo
 			if (resolver == null) {
 				return resolved;
 			}
-			return String.valueOf(resolver.evaluate(resolved, new BeanExpressionContext(beanFactory, null)));
+			Object evaluateValue = resolver.evaluate(resolved, new BeanExpressionContext(beanFactory, null));
+			if (evaluateValue != null) {
+				return String.valueOf(evaluateValue);
+			}
+			return null;
 		}
 		return value;
 	}

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/clientconfig/HttpClient5FeignConfiguration.java

@@ -23,11 +23,11 @@ import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;
 import java.util.concurrent.TimeUnit;
 
-import javax.annotation.PreDestroy;
 import javax.net.ssl.SSLContext;
 import javax.net.ssl.TrustManager;
 import javax.net.ssl.X509TrustManager;
 
+import jakarta.annotation.PreDestroy;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hc.client5.http.config.RequestConfig;

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/clientconfig/HttpClientFeignConfiguration.java

@@ -20,8 +20,7 @@ import java.io.IOException;
 import java.util.Timer;
 import java.util.TimerTask;
 
-import javax.annotation.PreDestroy;
-
+import jakarta.annotation.PreDestroy;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.http.client.config.RequestConfig;

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/clientconfig/OkHttpFeignConfiguration.java

@@ -19,8 +19,7 @@ package org.springframework.cloud.openfeign.clientconfig;
 import java.time.Duration;
 import java.util.concurrent.TimeUnit;
 
-import javax.annotation.PreDestroy;
-
+import jakarta.annotation.PreDestroy;
 import okhttp3.ConnectionPool;
 import okhttp3.OkHttpClient;
 
@@ -60,7 +59,7 @@ public class OkHttpFeignConfiguration {
 			FeignHttpClientProperties httpClientProperties) {
 		boolean followRedirects = httpClientProperties.isFollowRedirects();
 		int connectTimeout = httpClientProperties.getConnectionTimeout();
-		Duration reaTimeout = httpClientProperties.getOkHttpClientProperties().getReadTimeout();
+		Duration reaTimeout = httpClientProperties.getOkHttp().getReadTimeout();
 		this.okHttpClient = httpClientFactory.createBuilder(httpClientProperties.isDisableSslValidation())
 				.connectTimeout(connectTimeout, TimeUnit.MILLISECONDS).followRedirects(followRedirects)
 				.readTimeout(reaTimeout).connectionPool(connectionPool).build();

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/hateoas/WebConvertersCustomizer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 the original author or authors.
+ * Copyright 2016-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/security/OAuth2FeignRequestInterceptorBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2021 the original author or authors.
+ * Copyright 2015-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/FeignHttpClientProperties.java

@@ -95,7 +95,7 @@ public class FeignHttpClientProperties {
 	/**
 	 * Additional {@link OkHttpClient}-specific properties.
 	 */
-	private OkHttpClientProperties okHttpClientProperties = new OkHttpClientProperties();
+	private OkHttp okHttp = new OkHttp();
 
 	public int getConnectionTimerRepeat() {
 		return connectionTimerRepeat;
@@ -169,12 +169,12 @@ public class FeignHttpClientProperties {
 		this.hc5 = hc5;
 	}
 
-	public OkHttpClientProperties getOkHttpClientProperties() {
-		return okHttpClientProperties;
+	public OkHttp getOkHttp() {
+		return okHttp;
 	}
 
-	public void setOkHttpClientProperties(OkHttpClientProperties okHttpClientProperties) {
-		this.okHttpClientProperties = okHttpClientProperties;
+	public void setOkHttp(OkHttp okHttp) {
+		this.okHttp = okHttp;
 	}
 
 	public static class Hc5Properties {
@@ -292,7 +292,7 @@ public class FeignHttpClientProperties {
 	/**
 	 * {@link OkHttpClient}-specific properties.
 	 */
-	public static class OkHttpClientProperties {
+	public static class OkHttp {
 
 		/**
 		 * {@link OkHttpClient} read timeout; defaults to 60 seconds.

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/HttpMessageConverterCustomizer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 the original author or authors.
+ * Copyright 2016-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/FeignClientUsingPropertiesTests.java

@@ -32,8 +32,6 @@ import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import javax.servlet.http.HttpServletRequest;
-
 import feign.Capability;
 import feign.Feign;
 import feign.InvocationHandlerFactory;
@@ -47,6 +45,7 @@ import feign.codec.EncodeException;
 import feign.codec.Encoder;
 import feign.codec.ErrorDecoder;
 import feign.micrometer.MicrometerCapability;
+import jakarta.servlet.http.HttpServletRequest;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.condition.DisabledForJreRange;
 import org.junit.jupiter.api.condition.JRE;

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/FeignClientsRegistrarTests.java

@@ -18,24 +18,30 @@ package org.springframework.cloud.openfeign;
 
 import java.util.Collections;
 
+import feign.Target;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.DisabledForJreRange;
+import org.junit.jupiter.api.condition.JRE;
 
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.mock.env.MockEnvironment;
+import org.springframework.test.util.ReflectionTestUtils;
 import org.springframework.web.bind.annotation.GetMapping;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
+import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
 
 /**
  * @author Spencer Gibb
  * @author Gang Li
  * @author Michal Domagala
  * @author Szymon Linowski
+ * @author Olga Maciaszek-Sharma
  */
 class FeignClientsRegistrarTests {
 
@@ -97,14 +103,39 @@ class FeignClientsRegistrarTests {
 
 	@Test
 	void shouldPassSubLevelFeignClient() {
-		AnnotationConfigApplicationContext config = new AnnotationConfigApplicationContext();
-		((DefaultListableBeanFactory) config.getBeanFactory()).setAllowBeanDefinitionOverriding(false);
-		config.register(TopLevelSubLevelTestConfig.class);
-		assertThatCode(() -> config.refresh())
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+		((DefaultListableBeanFactory) context.getBeanFactory()).setAllowBeanDefinitionOverriding(false);
+		context.register(TopLevelSubLevelTestConfig.class);
+		assertThatCode(context::refresh)
 				.as("Case https://github.com/spring-cloud/spring-cloud-openfeign/issues/331 should be solved")
 				.doesNotThrowAnyException();
 	}
 
+	@Test
+	@DisabledForJreRange(min = JRE.JAVA_16)
+	void shouldResolveNullUrl() {
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+		context.register(NullUrlFeignClientTestConfig.class);
+		context.refresh();
+
+		Object feignClientBean = context.getBean(NullUrlFeignClient.class);
+
+		Object invocationHandlerLambda = ReflectionTestUtils.getField(feignClientBean, "h");
+		Target.HardCodedTarget<NullUrlFeignClient> target = (Target.HardCodedTarget<NullUrlFeignClient>) ReflectionTestUtils
+				.getField(invocationHandlerLambda, "arg$3");
+		assertThat(target.name()).isEqualTo("nullUrlFeignClient");
+		assertThat(target.url()).isEqualTo("http://nullUrlFeignClient");
+	}
+
+	@Test
+	void shouldResolveAndValidateNullName() {
+		assertThatIllegalStateException().isThrownBy(() -> {
+			AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+			context.register(NullExpressionNameFeignClientTestConfig.class);
+			context.refresh();
+		});
+	}
+
 	@FeignClient(name = "fallbackTestClient", url = "http://localhost:8080/", fallback = FallbackClient.class)
 	protected interface FallbackClient {
 
@@ -122,6 +153,16 @@ class FeignClientsRegistrarTests {
 
 	}
 
+	@FeignClient(name = "nullUrlFeignClient", url = "${test.url:#{null}}", path = "${test.path:#{null}}")
+	protected interface NullUrlFeignClient {
+
+	}
+
+	@FeignClient(name = "${test.name:#{null}}")
+	protected interface NullExpressionNameFeignClient {
+
+	}
+
 	@Configuration(proxyBeanMethods = false)
 	@EnableAutoConfiguration
 	@EnableFeignClients(clients = { FeignClientsRegistrarTests.FallbackClient.class })
@@ -142,4 +183,18 @@ class FeignClientsRegistrarTests {
 
 	}
 
+	@Configuration(proxyBeanMethods = false)
+	@EnableAutoConfiguration
+	@EnableFeignClients(clients = NullUrlFeignClient.class)
+	protected static class NullUrlFeignClientTestConfig {
+
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	@EnableAutoConfiguration
+	@EnableFeignClients(clients = NullExpressionNameFeignClient.class)
+	protected static class NullExpressionNameFeignClientTestConfig {
+
+	}
+
 }

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/FeignHttpClientUrlTestsWithRetryableLoadBalancer.java

@@ -48,8 +48,9 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
  * @author Olga Maciaszek-Sharma
  */
 @SpringBootTest(classes = FeignHttpClientUrlTestsWithRetryableLoadBalancer.TestConfig.class,
-		webEnvironment = DEFINED_PORT, value = { "spring.application.name=feignclienturlwithretryableloadbalancertest",
-				"feign.hystrix.enabled=false", "feign.okhttp.enabled=false" })
+		webEnvironment = DEFINED_PORT,
+		value = { "spring.application.name=feignclienturlwithretryableloadbalancertest", "feign.hystrix.enabled=false",
+				"feign.okhttp.enabled=false" })
 @DirtiesContext
 class FeignHttpClientUrlTestsWithRetryableLoadBalancer {
 

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/FeignOkHttpConfigurationTests.java

@@ -45,7 +45,7 @@ class FeignOkHttpConfigurationTests {
 	void setUp() {
 		this.context = new SpringApplicationBuilder()
 				.properties("debug=true", "feign.httpclient.disableSslValidation=true", "feign.okhttp.enabled=true",
-						"feign.httpclient.enabled=false", "feign.httpclient.okhttp-client-properties.read-timeout=9s")
+						"feign.httpclient.enabled=false", "feign.httpclient.okhttp.read-timeout=9s")
 				.web(WebApplicationType.NONE).sources(HttpClientConfiguration.class, FeignAutoConfiguration.class)
 				.run();
 	}

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/circuitbreaker/AsyncCircuitBreakerTest.java

@@ -21,9 +21,8 @@ import java.util.Objects;
 import java.util.UUID;
 import java.util.function.Function;
 
-import javax.servlet.http.HttpServletRequest;
-
 import feign.RequestInterceptor;
+import jakarta.servlet.http.HttpServletRequest;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.beans.factory.ObjectProvider;

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/circuitbreaker/CircuitBreakerTests.java

@@ -51,8 +51,9 @@ import static org.assertj.core.api.Assertions.assertThat;
 /**
  * @author Spencer Gibb
  */
-@SpringBootTest(classes = CircuitBreakerTests.Application.class, webEnvironment = WebEnvironment.DEFINED_PORT, value = {
-		"spring.application.name=springcircuittest", "spring.jmx.enabled=false", "feign.circuitbreaker.enabled=true" })
+@SpringBootTest(classes = CircuitBreakerTests.Application.class, webEnvironment = WebEnvironment.DEFINED_PORT,
+		value = { "spring.application.name=springcircuittest", "spring.jmx.enabled=false",
+				"feign.circuitbreaker.enabled=true" })
 @DirtiesContext
 class CircuitBreakerTests {
 

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/loadbalancer/FeignBlockingLoadBalancerClientTests.java

@@ -65,9 +65,9 @@ import static org.mockito.Mockito.when;
  * Commons project, so here we are only testing the interactions between
  * {@link FeignBlockingLoadBalancerClient} and its delegates.
  *
+ * @author Olga Maciaszek-Sharma
  * @see <a href=
  * "https://github.com/spring-cloud/spring-cloud-commons/blob/main/spring-cloud-loadbalancer/src/test/java/org/springframework/cloud/loadbalancer/blocking/client/BlockingLoadBalancerClientTests.java">BlockingLoadBalancerClientTests</a>
- * @author Olga Maciaszek-Sharma
  */
 @ExtendWith(MockitoExtension.class)
 class FeignBlockingLoadBalancerClientTests {

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/loadbalancer/FeignLoadBalancerAutoConfigurationTests.java

@@ -59,11 +59,11 @@ class FeignLoadBalancerAutoConfigurationTests {
 	@Test
 	void shouldInstantiateOkHttpFeignClientWhenEnabled() {
 		ConfigurableApplicationContext context = initContext("feign.httpclient.enabled=false",
-			"feign.okhttp.enabled=true", "spring.cloud.loadbalancer.retry.enabled=false",
-			"feign.httpclient.okhttp-client-properties.read-timeout=9s");
+				"feign.okhttp.enabled=true", "spring.cloud.loadbalancer.retry.enabled=false",
+				"feign.httpclient.okhttp.read-timeout=9s");
 		assertThatOneBeanPresent(context, BlockingLoadBalancerClient.class);
 		Map<String, FeignBlockingLoadBalancerClient> beans = context
-			.getBeansOfType(FeignBlockingLoadBalancerClient.class);
+				.getBeansOfType(FeignBlockingLoadBalancerClient.class);
 		assertThat(beans).as("Missing bean of type %s", OkHttpClient.class).hasSize(1);
 		Client client = beans.get("feignClient").getDelegate();
 		assertThat(client).isInstanceOf(OkHttpClient.class);

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/loadbalancer/RetryableFeignBlockingLoadBalancerClientTests.java

@@ -69,9 +69,9 @@ import static org.mockito.Mockito.when;
  * Commons project, so here we are only testing the interactions between
  * {@link RetryableFeignBlockingLoadBalancerClient} and its delegates.
  *
+ * @author Olga Maciaszek-Sharma
  * @see <a href=
  * "https://github.com/spring-cloud/spring-cloud-commons/blob/main/spring-cloud-loadbalancer/src/test/java/org/springframework/cloud/loadbalancer/blocking/client/BlockingLoadBalancerClientTests.java">BlockingLoadBalancerClientTests</a>
- * @author Olga Maciaszek-Sharma
  */
 @ExtendWith(MockitoExtension.class)
 class RetryableFeignBlockingLoadBalancerClientTests {

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/security/AccessTokenProviderWithLoadBalancerInterceptorTests.java

@@ -16,8 +16,7 @@
 
 package org.springframework.cloud.openfeign.security;
 
-import javax.servlet.http.HttpServletRequest;
-
+import jakarta.servlet.http.HttpServletRequest;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.beans.factory.annotation.Autowired;

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/security/AccessTokenProviderWithoutLoadBalancerInterceptorTests.java

@@ -16,8 +16,7 @@
 
 package org.springframework.cloud.openfeign.security;
 
-import javax.servlet.http.HttpServletRequest;
-
+import jakarta.servlet.http.HttpServletRequest;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.beans.factory.annotation.Autowired;

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/valid/ValidFeignClientTests.java

@@ -32,13 +32,12 @@ import java.util.Optional;
 import java.util.UUID;
 import java.util.stream.Collectors;
 
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.Part;
-
 import feign.Client;
 import feign.Logger;
 import feign.RequestInterceptor;
 import feign.codec.EncodeException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.Part;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.beans.factory.annotation.Autowired;

spring-cloud-openfeign-dependencies/pom.xml

@@ -6,11 +6,11 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>3.1.0</version>
+		<version>4.0.0-M1</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-openfeign-dependencies</artifactId>
-	<version>3.1.1-SNAPSHOT</version>
+	<version>4.0.0-M1</version>
 	<packaging>pom</packaging>
 	<name>spring-cloud-openfeign-dependencies</name>
 	<description>Spring Cloud OpenFeign Dependencies</description>

spring-cloud-starter-openfeign/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-openfeign</artifactId>
-		<version>3.1.1-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-openfeign</artifactId>