Support Spring RestClient as TransportClientFactory #4281
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,129 @@ | ||
| /* | ||
| * Copyright 2017-2024 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. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.springframework.cloud.netflix.eureka.http; | ||
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| import java.net.URI; | ||
| import java.net.URISyntaxException; | ||
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| import com.fasterxml.jackson.databind.BeanDescription; | ||
| import com.fasterxml.jackson.databind.DeserializationFeature; | ||
| import com.fasterxml.jackson.databind.JsonSerializer; | ||
| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import com.fasterxml.jackson.databind.PropertyNamingStrategies; | ||
| import com.fasterxml.jackson.databind.SerializationConfig; | ||
| import com.fasterxml.jackson.databind.SerializationFeature; | ||
| import com.fasterxml.jackson.databind.module.SimpleModule; | ||
| import com.fasterxml.jackson.databind.ser.BeanSerializerModifier; | ||
| import com.fasterxml.jackson.databind.ser.std.BeanSerializerBase; | ||
| import com.netflix.appinfo.InstanceInfo; | ||
| import com.netflix.discovery.converters.jackson.mixin.ApplicationsJsonMixIn; | ||
| import com.netflix.discovery.converters.jackson.mixin.InstanceInfoJsonMixIn; | ||
| import com.netflix.discovery.converters.jackson.serializer.InstanceInfoJsonBeanSerializer; | ||
| import com.netflix.discovery.shared.Applications; | ||
| import com.netflix.discovery.shared.transport.EurekaHttpClient; | ||
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| import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter; | ||
| import org.springframework.lang.Nullable; | ||
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| /** | ||
| * Utility class for dealing with {@link EurekaHttpClient}. | ||
| * | ||
| * @author Daniel Lavoie | ||
| * @author Wonchul Heo | ||
| * @since 4.2.0 | ||
| */ | ||
| final class EurekaHttpClientUtils { | ||
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| private EurekaHttpClientUtils() { | ||
| throw new AssertionError("Must not instantiate constant utility class"); | ||
| } | ||
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| /** | ||
| * Provides the serialization configurations required by the Eureka Server. JSON | ||
| * content exchanged with eureka requires a root node matching the entity being | ||
| * serialized or deserialized. Achieved with | ||
| * {@link SerializationFeature#WRAP_ROOT_VALUE} and | ||
| * {@link DeserializationFeature#UNWRAP_ROOT_VALUE}. | ||
| * {@link PropertyNamingStrategies.SnakeCaseStrategy} is applied to the underlying | ||
| * {@link ObjectMapper}. | ||
| * @return a {@link MappingJackson2HttpMessageConverter} object | ||
| */ | ||
| static MappingJackson2HttpMessageConverter mappingJacksonHttpMessageConverter() { | ||
| final MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter(); | ||
| converter.setObjectMapper(objectMapper()); | ||
| return converter; | ||
| } | ||
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||
| /** | ||
| * Provides the serialization configurations required by the Eureka Server. JSON | ||
| * content exchanged with eureka requires a root node matching the entity being | ||
| * serialized or deserialized. Achieved with | ||
| * {@link SerializationFeature#WRAP_ROOT_VALUE} and | ||
| * {@link DeserializationFeature#UNWRAP_ROOT_VALUE}. | ||
| * {@link PropertyNamingStrategies.SnakeCaseStrategy} is applied to the underlying | ||
| * {@link ObjectMapper}. | ||
| * @return a {@link ObjectMapper} object | ||
| */ | ||
| static ObjectMapper objectMapper() { | ||
| final ObjectMapper objectMapper = new ObjectMapper(); | ||
| objectMapper.setPropertyNamingStrategy(PropertyNamingStrategies.SNAKE_CASE); | ||
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| final SimpleModule jsonModule = new SimpleModule(); | ||
| jsonModule.setSerializerModifier(createJsonSerializerModifier()); | ||
| objectMapper.registerModule(jsonModule); | ||
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| objectMapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true); | ||
| objectMapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true); | ||
| objectMapper.addMixIn(Applications.class, ApplicationsJsonMixIn.class); | ||
| objectMapper.addMixIn(InstanceInfo.class, InstanceInfoJsonMixIn.class); | ||
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| return objectMapper; | ||
| } | ||
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| private static BeanSerializerModifier createJsonSerializerModifier() { | ||
| return new BeanSerializerModifier() { | ||
| @Override | ||
| public JsonSerializer<?> modifySerializer(SerializationConfig config, BeanDescription beanDesc, | ||
| JsonSerializer<?> serializer) { | ||
| if (beanDesc.getBeanClass().isAssignableFrom(InstanceInfo.class)) { | ||
| return new InstanceInfoJsonBeanSerializer((BeanSerializerBase) serializer, false); | ||
| } | ||
| return serializer; | ||
| } | ||
| }; | ||
| } | ||
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| @Nullable | ||
| static UserInfo extractUserInfo(String serviceUrl) { | ||
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| try { | ||
| final URI serviceURI = new URI(serviceUrl); | ||
| if (serviceURI.getUserInfo() != null) { | ||
| final String[] credentials = serviceURI.getUserInfo().split(":"); | ||
| if (credentials.length == 2) { | ||
| return new UserInfo(credentials[0], credentials[1]); | ||
| } | ||
| } | ||
| } | ||
| catch (URISyntaxException ignore) { | ||
| } | ||
| return null; | ||
| } | ||
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| record UserInfo(String username, String password) { | ||
| } | ||
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| } | ||
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We still want to keep the
JerseyClientNotPresentOrNotEnabledConditionhere.