Ich versuche, ein Spring Boot-Projekt mit zu initiieren OpenJDK 15, Springboot 2.6.0, Springfox 3.
Wir arbeiten an einem Projekt, das ersetzt Netty als Webserver verwendet und stattdessen Jetty verwendet, da wir keine nicht blockierende Umgebung benötigen.
Im Code hängen wir hauptsächlich von Reactor API (Flux, Mono) ab, also können wir es nicht entfernen org.springframework.boot:spring-boot-starter-webflux
Abhängigkeiten.
Ich habe das Problem repliziert, das wir in einem neuen Projekt haben: https://github.com/jvacaq/spring-fox.
Ich habe herausgefunden, dass diese Zeilen in unserem build.gradle Datei sind der Ursprung des Problems.
compile("org.springframework.boot:spring-boot-starter-web") {
exclude module: "spring-boot-starter-tomcat"
}
compile("org.springframework.boot:spring-boot-starter-jetty")
Hier ist der build.gradle Datei:
plugins {
id 'org.springframework.boot' version '2.6.0'
id 'io.spring.dependency-management' version '1.0.11.RELEASE'
id 'java'
}
group = 'com.example'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = '11'
repositories {
mavenCentral()
}
dependencies {
compile("org.springframework.boot:spring-boot-starter-web") {
exclude module: "spring-boot-starter-tomcat"
}
compile("org.springframework.boot:spring-boot-starter-jetty")
implementation 'org.springframework.boot:spring-boot-starter-webflux'
testImplementation 'org.springframework.boot:spring-boot-starter-test'
testImplementation 'io.projectreactor:reactor-test'
implementation "io.springfox:springfox-boot-starter:3.0.0"
}
test {
useJUnitPlatform()
}
Ich habe den Befehl gegeben gradle clean bootrun
. Das Ergebnis ist dieser Fehler:
gradle clean bootrun
> Task :bootRun FAILED
. ____ _ __ _ _
/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v2.6.0)
2021-11-19 09:41:06.665 INFO 16666 --- [ main] c.e.springfox.SpringFoxApplication : Starting SpringFoxApplication using Java 15.0.2 on advance-Inspiron-5379 with PID 16666 (/home/advance/projects/spring-fox/build/classes/java/main started by advance in /home/advance/projects/spring-fox)
2021-11-19 09:41:06.666 INFO 16666 --- [ main] c.e.springfox.SpringFoxApplication : No active profile set, falling back to default profiles: default
2021-11-19 09:41:07.294 INFO 16666 --- [ main] org.eclipse.jetty.util.log : Logging initialized @1132ms to org.eclipse.jetty.util.log.Slf4jLog
2021-11-19 09:41:07.396 INFO 16666 --- [ main] o.s.b.w.e.j.JettyServletWebServerFactory : Server initialized with port: 8080
2021-11-19 09:41:07.398 INFO 16666 --- [ main] org.eclipse.jetty.server.Server : jetty-9.4.44.v20210927; built: 2021-09-27T23:02:44.612Z; git: 8da83308eeca865e495e53ef315a249d63ba9332; jvm 15.0.2+7-27
2021-11-19 09:41:07.417 INFO 16666 --- [ main] o.e.j.s.h.ContextHandler.application : Initializing Spring embedded WebApplicationContext
2021-11-19 09:41:07.417 INFO 16666 --- [ main] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 713 ms
2021-11-19 09:41:07.474 INFO 16666 --- [ main] org.eclipse.jetty.server.session : DefaultSessionIdManager workerName=node0
2021-11-19 09:41:07.474 INFO 16666 --- [ main] org.eclipse.jetty.server.session : No SessionScavenger set, using defaults
2021-11-19 09:41:07.475 INFO 16666 --- [ main] org.eclipse.jetty.server.session : node0 Scavenging every 660000ms
2021-11-19 09:41:07.480 INFO 16666 --- [ main] o.e.jetty.server.handler.ContextHandler : Started o.s.b.w.e.j.JettyEmbeddedWebAppContext@6aa3bfc{application,/,[file:///tmp/jetty-docbase.8080.2024342829220941812/, jar:file:/home/advance/.gradle/caches/modules-2/files-2.1/io.springfox/springfox-swagger-ui/3.0.0/1e665fbe22148f7c36fa8a08e515a0047cd4390b/springfox-swagger-ui-3.0.0.jar!/META-INF/resources],AVAILABLE}
2021-11-19 09:41:07.480 INFO 16666 --- [ main] org.eclipse.jetty.server.Server : Started @1318ms
2021-11-19 09:41:07.920 INFO 16666 --- [ main] o.e.j.s.h.ContextHandler.application : Initializing Spring DispatcherServlet 'dispatcherServlet'
2021-11-19 09:41:07.920 INFO 16666 --- [ main] o.s.web.servlet.DispatcherServlet : Initializing Servlet 'dispatcherServlet'
2021-11-19 09:41:07.921 INFO 16666 --- [ main] o.s.web.servlet.DispatcherServlet : Completed initialization in 1 ms
2021-11-19 09:41:07.931 INFO 16666 --- [ main] o.e.jetty.server.AbstractConnector : Started ServerConnector@2643d762{HTTP/1.1, (http/1.1)}{0.0.0.0:8080}
2021-11-19 09:41:07.932 INFO 16666 --- [ main] o.s.b.web.embedded.jetty.JettyWebServer : Jetty started on port(s) 8080 (http/1.1) with context path "https://stackoverflow.com/"
2021-11-19 09:41:07.934 WARN 16666 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException: Cannot invoke "org.springframework.web.servlet.mvc.condition.PatternsRequestCondition.getPatterns()" because "this.condition" is null
2021-11-19 09:41:07.949 INFO 16666 --- [ main] o.e.jetty.server.AbstractConnector : Stopped ServerConnector@2643d762{HTTP/1.1, (http/1.1)}{0.0.0.0:8080}
2021-11-19 09:41:07.950 INFO 16666 --- [ main] org.eclipse.jetty.server.session : node0 Stopped scavenging
2021-11-19 09:41:07.951 INFO 16666 --- [ main] o.e.j.s.h.ContextHandler.application : Destroying Spring FrameworkServlet 'dispatcherServlet'
2021-11-19 09:41:07.951 INFO 16666 --- [ main] o.e.jetty.server.handler.ContextHandler : Stopped o.s.b.w.e.j.JettyEmbeddedWebAppContext@6aa3bfc{application,/,[file:///tmp/jetty-docbase.8080.2024342829220941812/, jar:file:/home/advance/.gradle/caches/modules-2/files-2.1/io.springfox/springfox-swagger-ui/3.0.0/1e665fbe22148f7c36fa8a08e515a0047cd4390b/springfox-swagger-ui-3.0.0.jar!/META-INF/resources],STOPPED}
2021-11-19 09:41:07.958 INFO 16666 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2021-11-19 09:41:07.970 ERROR 16666 --- [ main] o.s.boot.SpringApplication : Application run failed
org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException: Cannot invoke "org.springframework.web.servlet.mvc.condition.PatternsRequestCondition.getPatterns()" because "this.condition" is null
at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:181) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:54) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:356) ~[spring-context-5.3.13.jar:5.3.13]
at java.base/java.lang.Iterable.forEach(Iterable.java:75) ~[na:na]
at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:155) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:123) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:935) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:586) ~[spring-context-5.3.13.jar:5.3.13]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:145) ~[spring-boot-2.6.0.jar:2.6.0]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:730) ~[spring-boot-2.6.0.jar:2.6.0]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:412) ~[spring-boot-2.6.0.jar:2.6.0]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:302) ~[spring-boot-2.6.0.jar:2.6.0]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1301) ~[spring-boot-2.6.0.jar:2.6.0]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1290) ~[spring-boot-2.6.0.jar:2.6.0]
at com.example.springfox.SpringFoxApplication.main(SpringFoxApplication.java:10) ~[main/:na]
Caused by: java.lang.NullPointerException: Cannot invoke "org.springframework.web.servlet.mvc.condition.PatternsRequestCondition.getPatterns()" because "this.condition" is null
at springfox.documentation.spring.web.WebMvcPatternsRequestConditionWrapper.getPatterns(WebMvcPatternsRequestConditionWrapper.java:56) ~[springfox-spring-webmvc-3.0.0.jar:3.0.0]
at springfox.documentation.RequestHandler.sortedPaths(RequestHandler.java:113) ~[springfox-core-3.0.0.jar:3.0.0]
at springfox.documentation.spi.service.contexts.Orderings.lambda$byPatternsCondition$3(Orderings.java:89) ~[springfox-spi-3.0.0.jar:3.0.0]
at java.base/java.util.Comparator.lambda$comparing$77a9974f$1(Comparator.java:469) ~[na:na]
at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355) ~[na:na]
at java.base/java.util.TimSort.sort(TimSort.java:220) ~[na:na]
at java.base/java.util.Arrays.sort(Arrays.java:1306) ~[na:na]
at java.base/java.util.ArrayList.sort(ArrayList.java:1721) ~[na:na]
at java.base/java.util.stream.SortedOps$RefSortingSink.end(SortedOps.java:392) ~[na:na]
at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:258) ~[na:na]
at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:258) ~[na:na]
at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:258) ~[na:na]
at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:258) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) ~[na:na]
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[na:na]
at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) ~[na:na]
at springfox.documentation.spring.web.plugins.WebMvcRequestHandlerProvider.requestHandlers(WebMvcRequestHandlerProvider.java:81) ~[springfox-spring-webmvc-3.0.0.jar:3.0.0]
at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195) ~[na:na]
at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) ~[na:na]
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[na:na]
at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) ~[na:na]
at springfox.documentation.spring.web.plugins.AbstractDocumentationPluginsBootstrapper.withDefaults(AbstractDocumentationPluginsBootstrapper.java:107) ~[springfox-spring-web-3.0.0.jar:3.0.0]
at springfox.documentation.spring.web.plugins.AbstractDocumentationPluginsBootstrapper.buildContext(AbstractDocumentationPluginsBootstrapper.java:91) ~[springfox-spring-web-3.0.0.jar:3.0.0]
at springfox.documentation.spring.web.plugins.AbstractDocumentationPluginsBootstrapper.bootstrapDocumentationPlugins(AbstractDocumentationPluginsBootstrapper.java:82) ~[springfox-spring-web-3.0.0.jar:3.0.0]
at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper.start(DocumentationPluginsBootstrapper.java:100) ~[springfox-spring-web-3.0.0.jar:3.0.0]
at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:178) ~[spring-context-5.3.13.jar:5.3.13]
... 14 common frames omitted
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':bootRun'.
> Process 'command '/home/advance/.sdkman/candidates/java/15.0.2-open/bin/java'' finished with non-zero exit value 1
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.9.1/userguide/command_line_interface.html#sec:command_line_warnings
BUILD FAILED in 2s
5 actionable tasks: 5 executed
Wie kann ich es lösen?
Ziehen Sie eine Migration in Betracht springdoc
– Anatoly Shipov
25. November 2021 um 5:19 Uhr
Danke, ich bin zu Springdoc migriert. Ich kann nicht auf eine Lösung vom Springfox-Team warten.
– jvacaq
25. November 2021 um 15:24 Uhr
Nur das Hinzufügen von @EnableWebMvc in der Hauptklasse löste das Problem. stackoverflow.com/a/70703081/5626568
– ℛɑƒæĿᴿᴹᴿ
13. Januar um 21:20 Uhr
Es ist kein triviales Unterfangen, ein Springfox-Setup nach Springdoc zu migrieren, wenn Ihre Konfiguration etwas komplex ist.
– IcedDante
18. Januar um 18:14 Uhr
Auch nach springdoc migriert. Die Komplexität dieser Aufgabe wird wahrscheinlich von Ihrem Projekt abhängen, aber es hat mein Problem gelöst und mich auf eine Bibliothek gebracht, die vor einem Monat statt vor anderthalb Jahren aktualisiert wurde.
– matt forsythe
18. März um 13:36 Uhr