add 新增 ruoyi-common-doc 整合 springdoc 基于 javadoc 实现无注解零入侵生成接口文档

This commit is contained in:
疯狂的狮子li
2022-07-23 14:10:00 +08:00
parent 9256e938c6
commit bbec3b5d8d
21 changed files with 615 additions and 387 deletions

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package com.ruoyi.common.doc.config;
import com.ruoyi.common.doc.handler.OpenApiHandler;
import com.ruoyi.common.doc.config.properties.SwaggerProperties;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.info.Info;
import io.swagger.v3.oas.models.security.SecurityRequirement;
import lombok.RequiredArgsConstructor;
import org.springdoc.core.*;
import org.springdoc.core.customizers.OpenApiBuilderCustomizer;
import org.springdoc.core.customizers.ServerBaseUrlCustomizer;
import org.springdoc.core.providers.JavadocProvider;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
/**
* Swagger 文档配置
*
* @author Lion Li
*/
@RequiredArgsConstructor
@AutoConfiguration(before = SpringDocConfiguration.class)
@EnableConfigurationProperties(SwaggerProperties.class)
@ConditionalOnProperty(name = "swagger.enabled", havingValue = "true", matchIfMissing = true)
public class SwaggerAutoConfiguration {
private final SwaggerProperties swaggerProperties;
@Bean
@ConditionalOnMissingBean(OpenAPI.class)
public OpenAPI openApi() {
OpenAPI openApi = new OpenAPI();
// 文档基本信息
SwaggerProperties.InfoProperties infoProperties = swaggerProperties.getInfo();
Info info = convertInfo(infoProperties);
openApi.info(info);
// 扩展文档信息
openApi.externalDocs(swaggerProperties.getExternalDocs());
openApi.tags(swaggerProperties.getTags());
openApi.paths(swaggerProperties.getPaths());
openApi.components(swaggerProperties.getComponents());
List<SecurityRequirement> list = new ArrayList<>();
list.add(new SecurityRequirement().addList("apikey"));
openApi.security(list);
return openApi;
}
private Info convertInfo(SwaggerProperties.InfoProperties infoProperties) {
Info info = new Info();
info.setTitle(infoProperties.getTitle());
info.setDescription(infoProperties.getDescription());
info.setContact(infoProperties.getContact());
info.setLicense(infoProperties.getLicense());
info.setVersion(infoProperties.getVersion());
return info;
}
/**
* 自定义 openapi 处理器
*/
@Bean
public OpenAPIService openApiBuilder(Optional<OpenAPI> openAPI,
SecurityService securityParser,
SpringDocConfigProperties springDocConfigProperties, PropertyResolverUtils propertyResolverUtils,
Optional<List<OpenApiBuilderCustomizer>> openApiBuilderCustomisers,
Optional<List<ServerBaseUrlCustomizer>> serverBaseUrlCustomisers, Optional<JavadocProvider> javadocProvider) {
return new OpenApiHandler(openAPI, securityParser, springDocConfigProperties, propertyResolverUtils, openApiBuilderCustomisers, serverBaseUrlCustomisers, javadocProvider);
}
}

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package com.ruoyi.common.doc.config.properties;
import io.swagger.v3.oas.models.Components;
import io.swagger.v3.oas.models.ExternalDocumentation;
import io.swagger.v3.oas.models.Paths;
import io.swagger.v3.oas.models.info.Contact;
import io.swagger.v3.oas.models.info.License;
import io.swagger.v3.oas.models.tags.Tag;
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.properties.NestedConfigurationProperty;
import java.util.List;
/**
* swagger 配置属性
*
* @author Lion Li
*/
@Data
@ConfigurationProperties(prefix = "swagger")
public class SwaggerProperties {
/**
* 是否开启 openApi 文档
*/
private Boolean enabled = true;
/**
* 文档基本信息
*/
@NestedConfigurationProperty
private InfoProperties info = new InfoProperties();
/**
* 扩展文档地址
*/
@NestedConfigurationProperty
private ExternalDocumentation externalDocs;
/**
* 标签
*/
private List<Tag> tags = null;
/**
* 路径
*/
@NestedConfigurationProperty
private Paths paths = null;
/**
* 组件
*/
@NestedConfigurationProperty
private Components components = null;
/**
* <p>
* 文档的基础属性信息
* </p>
*
* @see io.swagger.v3.oas.models.info.Info
*
* 为了 springboot 自动生产配置提示信息,所以这里复制一个类出来
*/
@Data
public static class InfoProperties {
/**
* 标题
*/
private String title = null;
/**
* 描述
*/
private String description = null;
/**
* 联系人信息
*/
@NestedConfigurationProperty
private Contact contact = null;
/**
* 许可证
*/
@NestedConfigurationProperty
private License license = null;
/**
* 版本
*/
private String version = null;
}
}

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package com.ruoyi.common.doc.handler;
import cn.hutool.core.io.IoUtil;
import io.swagger.v3.core.jackson.TypeNameResolver;
import io.swagger.v3.core.util.AnnotationsUtils;
import io.swagger.v3.oas.annotations.tags.Tags;
import io.swagger.v3.oas.models.Components;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.Operation;
import io.swagger.v3.oas.models.Paths;
import io.swagger.v3.oas.models.tags.Tag;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springdoc.core.OpenAPIService;
import org.springdoc.core.PropertyResolverUtils;
import org.springdoc.core.SecurityService;
import org.springdoc.core.SpringDocConfigProperties;
import org.springdoc.core.customizers.OpenApiBuilderCustomizer;
import org.springdoc.core.customizers.ServerBaseUrlCustomizer;
import org.springdoc.core.providers.JavadocProvider;
import org.springframework.context.ApplicationContext;
import org.springframework.core.annotation.AnnotatedElementUtils;
import org.springframework.util.CollectionUtils;
import org.springframework.web.method.HandlerMethod;
import java.io.StringReader;
import java.lang.reflect.Method;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.Stream;
/**
* 自定义 openapi 处理器
* 对源码功能进行修改 增强使用
*/
@SuppressWarnings("all")
public class OpenApiHandler extends OpenAPIService {
/**
* The constant LOGGER.
*/
private static final Logger LOGGER = LoggerFactory.getLogger(OpenAPIService.class);
/**
* The Context.
*/
private ApplicationContext context;
/**
* The Security parser.
*/
private final SecurityService securityParser;
/**
* The Mappings map.
*/
private final Map<String, Object> mappingsMap = new HashMap<>();
/**
* The Springdoc tags.
*/
private final Map<HandlerMethod, Tag> springdocTags = new HashMap<>();
/**
* The Open api builder customisers.
*/
private final Optional<List<OpenApiBuilderCustomizer>> openApiBuilderCustomisers;
/**
* The server base URL customisers.
*/
private final Optional<List<ServerBaseUrlCustomizer>> serverBaseUrlCustomizers;
/**
* The Spring doc config properties.
*/
private final SpringDocConfigProperties springDocConfigProperties;
/**
* The Open api.
*/
private OpenAPI openAPI;
/**
* The Cached open api map.
*/
private final Map<String, OpenAPI> cachedOpenAPI = new HashMap<>();
/**
* The Is servers present.
*/
private boolean isServersPresent;
/**
* The Server base url.
*/
private String serverBaseUrl;
/**
* The Property resolver utils.
*/
private final PropertyResolverUtils propertyResolverUtils;
/**
* The javadoc provider.
*/
private final Optional<JavadocProvider> javadocProvider;
/**
* The Basic error controller.
*/
private static Class<?> basicErrorController;
static {
try {
//spring-boot 2
basicErrorController = Class.forName("org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController");
} catch (ClassNotFoundException e) {
//spring-boot 1
try {
basicErrorController = Class.forName("org.springframework.boot.autoconfigure.web.BasicErrorController");
} catch (ClassNotFoundException classNotFoundException) {
//Basic error controller class not found
LOGGER.trace(classNotFoundException.getMessage());
}
}
}
/**
* Instantiates a new Open api builder.
*
* @param openAPI the open api
* @param securityParser the security parser
* @param springDocConfigProperties the spring doc config properties
* @param propertyResolverUtils the property resolver utils
* @param openApiBuilderCustomizers the open api builder customisers
* @param serverBaseUrlCustomizers the server base url customizers
* @param javadocProvider the javadoc provider
*/
public OpenApiHandler(Optional<OpenAPI> openAPI, SecurityService securityParser,
SpringDocConfigProperties springDocConfigProperties, PropertyResolverUtils propertyResolverUtils,
Optional<List<OpenApiBuilderCustomizer>> openApiBuilderCustomizers,
Optional<List<ServerBaseUrlCustomizer>> serverBaseUrlCustomizers,
Optional<JavadocProvider> javadocProvider) {
super(openAPI, securityParser, springDocConfigProperties, propertyResolverUtils, openApiBuilderCustomizers, serverBaseUrlCustomizers, javadocProvider);
if (openAPI.isPresent()) {
this.openAPI = openAPI.get();
if (this.openAPI.getComponents() == null)
this.openAPI.setComponents(new Components());
if (this.openAPI.getPaths() == null)
this.openAPI.setPaths(new Paths());
if (!CollectionUtils.isEmpty(this.openAPI.getServers()))
this.isServersPresent = true;
}
this.propertyResolverUtils = propertyResolverUtils;
this.securityParser = securityParser;
this.springDocConfigProperties = springDocConfigProperties;
this.openApiBuilderCustomisers = openApiBuilderCustomizers;
this.serverBaseUrlCustomizers = serverBaseUrlCustomizers;
this.javadocProvider = javadocProvider;
if (springDocConfigProperties.isUseFqn())
TypeNameResolver.std.setUseFqn(true);
}
@Override
public Operation buildTags(HandlerMethod handlerMethod, Operation operation, OpenAPI openAPI, Locale locale) {
Set<Tag> tags = new HashSet<>();
Set<String> tagsStr = new HashSet<>();
buildTagsFromMethod(handlerMethod.getMethod(), tags, tagsStr, locale);
buildTagsFromClass(handlerMethod.getBeanType(), tags, tagsStr, locale);
if (!CollectionUtils.isEmpty(tagsStr))
tagsStr = tagsStr.stream()
.map(str -> propertyResolverUtils.resolve(str, locale))
.collect(Collectors.toSet());
if (springdocTags.containsKey(handlerMethod)) {
Tag tag = springdocTags.get(handlerMethod);
tagsStr.add(tag.getName());
if (openAPI.getTags() == null || !openAPI.getTags().contains(tag)) {
openAPI.addTagsItem(tag);
}
}
if (!CollectionUtils.isEmpty(tagsStr)) {
if (CollectionUtils.isEmpty(operation.getTags()))
operation.setTags(new ArrayList<>(tagsStr));
else {
Set<String> operationTagsSet = new HashSet<>(operation.getTags());
operationTagsSet.addAll(tagsStr);
operation.getTags().clear();
operation.getTags().addAll(operationTagsSet);
}
}
if (isAutoTagClasses(operation)) {
if (javadocProvider.isPresent()) {
String description = javadocProvider.get().getClassJavadoc(handlerMethod.getBeanType());
if (StringUtils.isNotBlank(description)) {
Tag tag = new Tag();
// 自定义部分 修改使用java注释当tag名
List<String> list = IoUtil.readLines(new StringReader(description), new ArrayList<>());
// tag.setName(tagAutoName);
tag.setName(list.get(0));
operation.addTagsItem(list.get(0));
tag.setDescription(description);
if (openAPI.getTags() == null || !openAPI.getTags().contains(tag)) {
openAPI.addTagsItem(tag);
}
}
} else {
String tagAutoName = splitCamelCase(handlerMethod.getBeanType().getSimpleName());
operation.addTagsItem(tagAutoName);
}
}
if (!CollectionUtils.isEmpty(tags)) {
// Existing tags
List<Tag> openApiTags = openAPI.getTags();
if (!CollectionUtils.isEmpty(openApiTags))
tags.addAll(openApiTags);
openAPI.setTags(new ArrayList<>(tags));
}
// Handle SecurityRequirement at operation level
io.swagger.v3.oas.annotations.security.SecurityRequirement[] securityRequirements = securityParser
.getSecurityRequirements(handlerMethod);
if (securityRequirements != null) {
if (securityRequirements.length == 0)
operation.setSecurity(Collections.emptyList());
else
securityParser.buildSecurityRequirement(securityRequirements, operation);
}
return operation;
}
private void buildTagsFromMethod(Method method, Set<Tag> tags, Set<String> tagsStr, Locale locale) {
// method tags
Set<Tags> tagsSet = AnnotatedElementUtils
.findAllMergedAnnotations(method, Tags.class);
Set<io.swagger.v3.oas.annotations.tags.Tag> methodTags = tagsSet.stream()
.flatMap(x -> Stream.of(x.value())).collect(Collectors.toSet());
methodTags.addAll(AnnotatedElementUtils.findAllMergedAnnotations(method, io.swagger.v3.oas.annotations.tags.Tag.class));
if (!CollectionUtils.isEmpty(methodTags)) {
tagsStr.addAll(methodTags.stream().map(tag -> propertyResolverUtils.resolve(tag.name(), locale)).collect(Collectors.toSet()));
List<io.swagger.v3.oas.annotations.tags.Tag> allTags = new ArrayList<>(methodTags);
addTags(allTags, tags, locale);
}
}
private void addTags(List<io.swagger.v3.oas.annotations.tags.Tag> sourceTags, Set<Tag> tags, Locale locale) {
Optional<Set<Tag>> optionalTagSet = AnnotationsUtils
.getTags(sourceTags.toArray(new io.swagger.v3.oas.annotations.tags.Tag[0]), true);
optionalTagSet.ifPresent(tagsSet -> {
tagsSet.forEach(tag -> {
tag.name(propertyResolverUtils.resolve(tag.getName(), locale));
tag.description(propertyResolverUtils.resolve(tag.getDescription(), locale));
if (tags.stream().noneMatch(t -> t.getName().equals(tag.getName())))
tags.add(tag);
});
});
}
}

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com.ruoyi.common.doc.config.SwaggerAutoConfiguration