Add Deployment java.lang.NullPointerException

本文介绍了在使用Myeclipse部署项目过程中遇到的部署失败问题及其解决方案。问题源于项目Web-root目录配置错误,通过调整.mymetadata文件中的webrootdir值来解决。
1. 在用Myeclipse部署项目时候突然报错:



无法进行部署操作

2. 原因1. 可能是你的Web-root的值不对。通过右击项目->Properties->MyEclipse->Web
   查看自己的web根目录是否正确。


  



    发现Web-root 的值为 WebRoot 和 项目的 web 不一致。可会导致上面的错误。

3. 解决方法: 在项目路径目录下找到 .mymetadata 打开
Xml代码  收藏代码
  1. <?xml version="1.0" encoding="UTF-8"?>  
  2. <project-module  
  3.   type="WEB"  
  4.   name="wlms"  
  5.   id="myeclipse.1345519075437"  
  6.   context-root="/wlms"  
  7.   j2ee-spec="1.4"  
  8.   archive="wlms.war">  
  9.   <attributes>  
  10.     <attribute name="webrootdir" value="/WebRoot" />  
  11.   </attributes>  
  12. </project-module>  


修改配置项
Xml代码  收藏代码
  1. <attributes>  
  2.   <attribute name="webrootdir" value="/WebRoot" />  
  3. </attributes>  
  4.   
  5. 为  
  6. <attributes>  
  7.   <attribute name="webrootdir" value="/web" />  
  8. </attributes>  


保存。。重新启动Myeclipse就可以
org.apache.flink.client.program.ProgramInvocationException: The main method caused an error: jdbc url is empty at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:372) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:222) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:105) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.client.deployment.application.DetachedApplicationRunner.tryExecuteJobs(DetachedApplicationRunner.java:84) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.client.deployment.application.DetachedApplicationRunner.run(DetachedApplicationRunner.java:70) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleRequest$0(JarRunHandler.java:108) ~[flink-dist-1.18.1.jar:1.18.1] at java.util.concurrent.CompletableFuture$AsyncSupply.run(Unknown Source) [?:?] at java.lang.Thread.run(Unknown Source) [?:?] Caused by: java.lang.NullPointerException: jdbc url is empty at org.apache.flink.util.Preconditions.checkNotNull(Preconditions.java:76) ~[flink-dist-1.18.1.jar:1.18.1] at org.apache.flink.connector.jdbc.JdbcConnectionOptions.<init>(JdbcConnectionOptions.java:53) ~[?:?] at org.apache.flink.connector.jdbc.JdbcConnectionOptions$JdbcConnectionOptionsBuilder.build(JdbcConnectionOptions.java:149) ~[?:?] at com.bees360.flink.ActivityMigrateJob.main(ActivityMigrateJob.java:38) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:355) ~[flink-dist-1.18.1.jar:1.18.1] ... 7 more 涉及 flink 的哪些依赖,我的 破灭
09-30
D:\IDEA\data\StoreOrderManagementService\src\main\java\com\huawei\it\isrp\soms\converter\ReverseOrderVoMapper.java:19:8 java: Internal error in the mapping processor: java.lang.NullPointerException at org.mapstruct.ap.internal.processor.DefaultVersionInformation.createManifestUrl(DefaultVersionInformation.java:182) at org.mapstruct.ap.internal.processor.DefaultVersionInformation.openManifest(DefaultVersionInformation.java:153) at org.mapstruct.ap.internal.processor.DefaultVersionInformation.getLibraryName(DefaultVersionInformation.java:129) at org.mapstruct.ap.internal.processor.DefaultVersionInformation.getCompiler(DefaultVersionInformation.java:122) at org.mapstruct.ap.internal.processor.DefaultVersionInformation.fromProcessingEnvironment(DefaultVersionInformation.java:95) at org.mapstruct.ap.internal.processor.DefaultModelElementProcessorContext.<init>(DefaultModelElementProcessorContext.java:50) at org.mapstruct.ap.MappingProcessor.processMapperElements(MappingProcessor.java:218) at org.mapstruct.ap.MappingProcessor.process(MappingProcessor.java:156) at org.jetbrains.jps.javac.APIWrappers$ProcessorWrapper.process(APIWrappers.java:209) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.jetbrains.jps.javac.APIWrappers$1.invoke(APIWrappers.java:366) at org.mapstruct.ap.MappingProcessor.process(Unknown Source) at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:802) at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:713) at com.sun.tools.javac.processing.JavacProcessingEnvironment.access$1800(JavacProcessingEnvironment.java:91) at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.run(JavacProcessingEnvironment.java:1043) at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1184) at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1170) at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:856) at com.sun.tools.javac.main.Main.compile(Main.java:523) at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129) at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138) at org.jetbrains.jps.javac.JavacMain.compile(JavacMain.java:238) at org.jetbrains.jps.javac.ExternalJavacProcess.compile(ExternalJavacProcess.java:192) at org.jetbrains.jps.javac.ExternalJavacProcess.access$400(ExternalJavacProcess.java:31) at org.jetbrains.jps.javac.ExternalJavacProcess$CompilationRequestsHandler$1.run(ExternalJavacProcess.java:265) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)
08-08
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