[Upload Project][Sirius] Provide a user Message when the user try to load a uml file

Often, I used to import a uml model using the Upload Project. Of course this behavior doesn't work, but Papyrus-Web/Sirius-Web does just nothing without error message.

java.lang.NullPointerException: Cannot invoke "String.trim()" because "name" is null at org.eclipse.sirius.web.domain.boundedcontexts.project.services.ProjectNameValidator.sanitize(ProjectNameValidator.java:27) ~[sirius-web-domain-2025.1.5.jar!/:2025.1.5] at org.eclipse.sirius.web.domain.boundedcontexts.project.services.ProjectCreationService.createProject(ProjectCreationService.java:53) ~[sirius-web-domain-2025.1.5.jar!/:2025.1.5] at org.eclipse.sirius.web.application.project.services.ProjectApplicationService.createProject(ProjectApplicationService.java:82) ~[sirius-web-application-2025.1.5.jar!/:2025.1.5] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:359) ~[spring-aop-6.2.1.jar!/:6.2.1] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:196) ~[spring-aop-6.2.1.jar!/:6.2.1] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) ~[spring-aop-6.2.1.jar!/:6.2.1] at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:380) ~[spring-tx-6.2.1.jar!/:6.2.1] at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119) ~[spring-tx-6.2.1.jar!/:6.2.1] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) ~[spring-aop-6.2.1.jar!/:6.2.1] at org.springframework.aop.framework.CglibAopProxyDynamicAdvisedInterceptor.intercept(CglibAopProxy.java:727) \~\[spring-aop-6.2.1.jar!/:6.2.1\] at org.eclipse.sirius.web.application.project.services.ProjectApplicationServiceSpringCGLIB0.createProject() \~\[sirius-web-application-2025.1.5.jar!/:2025.1.5\] at org.eclipse.sirius.web.application.project.services.ProjectImportService.importProject(ProjectImportService.java:150) \~\[sirius-web-application-2025.1.5.jar!/:2025.1.5\] at org.eclipse.sirius.web.application.project.controllers.MutationUploadProjectDataFetcher.get(MutationUploadProjectDataFetcher.java:69) \~\[sirius-web-application-2025.1.5.jar!/:2025.1.5\] at org.eclipse.sirius.web.application.project.controllers.MutationUploadProjectDataFetcher.get(MutationUploadProjectDataFetcher.java:36) \~\[sirius-web-application-2025.1.5.jar!/:2025.1.5\] at graphql.execution.ExecutionStrategy.invokeDataFetcher(ExecutionStrategy.java:533) \~\[graphql-java-22.3.jar!/:na\] at graphql.execution.ExecutionStrategy.fetchField(ExecutionStrategy.java:497) \~\[graphql-java-22.3.jar!/:na\] at graphql.execution.ExecutionStrategy.fetchField(ExecutionStrategy.java:438) \~\[graphql-java-22.3.jar!/:na\] at graphql.execution.ExecutionStrategy.resolveFieldWithInfo(ExecutionStrategy.java:397) \~\[graphql-java-22.3.jar!/:na\] at graphql.execution.ExecutionStrategy.resolveField(ExecutionStrategy.java:361) \~\[graphql-java-22.3.jar!/:na\] at graphql.execution.AsyncSerialExecutionStrategy.lambdaexecute1(AsyncSerialExecutionStrategy.java:57) ~[graphql-java-22.3.jar!/:na] at graphql.execution.Async.eachSequentiallyPolymorphicImpl(Async.java:329) ~[graphql-java-22.3.jar!/:na] at graphql.execution.Async.eachSequentially(Async.java:317) ~[graphql-java-22.3.jar!/:na] at graphql.execution.AsyncSerialExecutionStrategy.execute(AsyncSerialExecutionStrategy.java:52) ~[graphql-java-22.3.jar!/:na] at graphql.execution.Execution.executeOperation(Execution.java:181) ~[graphql-java-22.3.jar!/:na] at graphql.execution.Execution.execute(Execution.java:117) ~[graphql-java-22.3.jar!/:na] at graphql.GraphQL.execute(GraphQL.java:546) ~[graphql-java-22.3.jar!/:na] at graphql.GraphQL.lambdaparseValidateAndExecute13(GraphQL.java:476) ~[graphql-java-22.3.jar!/:na] at java.base/java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:1187) ~[na:na] at java.base/java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2309) ~[na:na] at graphql.GraphQL.parseValidateAndExecute(GraphQL.java:471) ~[graphql-java-22.3.jar!/:na] at graphql.GraphQL.lambdaexecuteAsync9(GraphQL.java:429) ~[graphql-java-22.3.jar!/:na] at java.base/java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:1187) ~[na:na] at java.base/java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2309) ~[na:na] at graphql.GraphQL.executeAsync(GraphQL.java:418) ~[graphql-java-22.3.jar!/:na] at graphql.GraphQL.execute(GraphQL.java:359) ~[graphql-java-22.3.jar!/:na] at org.eclipse.sirius.components.graphql.controllers.GraphQLController.uploadDocument(GraphQLController.java:211) ~[sirius-components-graphql-2025.1.5.jar!/:2025.1.5] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:257) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:190) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:118) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:986) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:891) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1088) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:978) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:590) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.2.1.jar!/:6.2.1] at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:195) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) ~[tomcat-embed-websocket-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.1.jar!/:6.2.1] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.1.jar!/:6.2.1] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.springframework.web.filter.ServerHttpObservationFilter.doFilterInternal(ServerHttpObservationFilter.java:114) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.1.jar!/:6.2.1] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.2.1.jar!/:6.2.1] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.1.jar!/:6.2.1] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:397) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.coyote.AbstractProtocolConnectionHandler.process(AbstractProtocol.java:905) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.util.net.NioEndpointSocketProcessor.doRun(NioEndpoint.java:1741) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.util.threads.ThreadPoolExecutorWorker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.34.jar!/:na] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) ~[tomcat-embed-core-10.1.34.jar!/:na] at java.base/java.lang.Thread.run(Thread.java:842) ~[na:na]

2025-02-19T15:18:08.418+01:00 WARN 31616 --- [nio-8080-exec-2] o.e.s.c.g.controllers.GraphQLController : { "errors" : [ { "message" : "Exception while fetching data (/uploadProject) : Cannot invoke "String.trim()" because "name" is null", "locations" : [ { "line" : 3, "column" : 5 } ], "path" : [ "uploadProject" ], "extensions" : { "classification" : "DataFetchingException" } } ], "data" : null }