grpc-java gradle build错误

我在构建grpc-java（https://github.com/grpc/grpc-java/）示例时遇到了附加错误。我有gradle.properties文件中有一个属性grpc-java\examples文件夹，这是skipCodegen=truegrpc-java gradle build错误
C:\gRPC\grpc-java\examples>gradlew build --stacktrace 
:extractIncludeProto UP-TO-DATE 
:extractProto UP-TO-DATE 
:generateProto UP-TO-DATE 
:compileJava 
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:299: error: illegal character: '\u2020' 
     double ╧å1 = toRadians(lat1); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:300: error: illegal character: '\u2020' 
     double ╧å2 = toRadians(lat2); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:301: error: illegal character: '\u201d' 
     double ╬ö╧å = toRadians(lat2 - lat1); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:301: error: illegal character: '\u2020' 
     double ╬ö╧å = toRadians(lat2 - lat1); 
       ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:301: error: not a statement 
     double ╬ö╧å = toRadians(lat2 - lat1); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:302: error: illegal character: '\u201d' 
     double ╬ö╬╗ = toRadians(lon2 - lon1); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:302: error: illegal character: '\u00bb' 
     double ╬ö╬╗ = toRadians(lon2 - lon1); 
       ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:302: error: not a statement 
     double ╬ö╬╗ = toRadians(lon2 - lon1); 
      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u201d' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
        ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u2020' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
         ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
        ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u201d' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
            ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u2020' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
             ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
            ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u2020' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: ';' expected 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                 ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u2020' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                   ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                   ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: ';' expected 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                   ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u201d' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u00bb' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                      ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u201d' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                          ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: illegal character: '\u00bb' 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                          ^
C:\gRPC\grpc-java\examples\src\main\java\io\grpc\examples\routeguide\RouteGuideServer.java:304: error: not a statement 
     double a = sin(╬ö╧å/2) * sin(╬ö╧å/2) + cos(╧å1) * cos(╧å2) * sin(╬ö╬╗/2) * sin(╬ö╬╗/2); 
                          ^
26 errors 
:compileJava FAILED 

FAILURE: Build failed with an exception. 

* What went wrong: 
Execution failed for task ':compileJava'. 
> Compilation failed; see the compiler error output for details. 

* Try: 
Run with --info or --debug option to get more log output. 

* Exception is: 
org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':compileJava'. 
     at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:69) 
     at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:46) 
     at org.gradle.api.internal.tasks.execution.PostExecutionAnalysisTaskExecuter.execute(PostExecutionAnalysisTaskExecuter.java:35) 
     at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:68) 
     at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58) 
     at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:52) 
     at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52) 
     at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:53) 
     at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43) 
     at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:203) 
     at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:185) 
     at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:66) 
     at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:50) 
     at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:25) 
     at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:110) 
     at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:37) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37) 
     at org.gradle.execution.DefaultBuildExecuter.access$000(DefaultBuildExecuter.java:23) 
     at org.gradle.execution.DefaultBuildExecuter$1.proceed(DefaultBuildExecuter.java:43) 
     at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37) 
     at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:30) 
     at org.gradle.initialization.DefaultGradleLauncher$4.run(DefaultGradleLauncher.java:154) 
     at org.gradle.internal.Factories$1.create(Factories.java:22) 
     at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:90) 
     at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:52) 
     at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:151) 
     at org.gradle.initialization.DefaultGradleLauncher.access$200(DefaultGradleLauncher.java:32) 
     at org.gradle.initialization.DefaultGradleLauncher$1.create(DefaultGradleLauncher.java:99) 
     at org.gradle.initialization.DefaultGradleLauncher$1.create(DefaultGradleLauncher.java:93) 
     at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:90) 
     at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:62) 
     at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:93) 
     at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:82) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildController.run(InProcessBuildActionExecuter.java:94) 
     at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:28) 
     at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:43) 
     at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:28) 
     at org.gradle.launcher.exec.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:81) 
     at org.gradle.launcher.exec.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:46) 
     at org.gradle.launcher.exec.DaemonUsageSuggestingBuildActionExecuter.execute(DaemonUsageSuggestingBuildActionExecuter.java:51) 
     at org.gradle.launcher.exec.DaemonUsageSuggestingBuildActionExecuter.execute(DaemonUsageSuggestingBuildActionExecuter.java:28) 
     at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:43) 
     at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.java:173) 
     at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:241) 
     at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:214) 
     at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:35) 
     at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:24) 
     at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:207) 
     at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:169) 
     at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:33) 
     at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:22) 
     at org.gradle.launcher.Main.doAction(Main.java:33) 
     at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45) 
     at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBootstrap.java:55) 
     at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.java:36) 
     at org.gradle.launcher.GradleMain.main(GradleMain.java:23) 
     at org.gradle.wrapper.BootstrapMainStarter.start(BootstrapMainStarter.java:30) 
     at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:129) 
     at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61) 
Caused by: org.gradle.api.internal.tasks.compile.CompilationFailedException: Compilation failed; see the compiler error output for details. 
     at org.gradle.api.internal.tasks.compile.JdkJavaCompiler.execute(JdkJavaCompiler.java:48) 
     at org.gradle.api.internal.tasks.compile.JdkJavaCompiler.execute(JdkJavaCompiler.java:33) 
     at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.delegateAndHandleErrors(NormalizingJavaCompiler.java:104) 
     at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:53) 
     at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:38) 
     at org.gradle.api.internal.tasks.compile.CleaningJavaCompilerSupport.execute(CleaningJavaCompilerSupport.java:35) 
     at org.gradle.api.internal.tasks.compile.CleaningJavaCompilerSupport.execute(CleaningJavaCompilerSupport.java:25) 
     at org.gradle.api.tasks.compile.JavaCompile.performCompilation(JavaCompile.java:163) 
     at org.gradle.api.tasks.compile.JavaCompile.compile(JavaCompile.java:145) 
     at org.gradle.api.tasks.compile.JavaCompile.compile(JavaCompile.java:93) 
     at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:75) 
     at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$IncrementalTaskAction.doExecute(AnnotationProcessingTaskFactory.java:245) 
     at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:221) 
     at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$IncrementalTaskAction.execute(AnnotationProcessingTaskFactory.java:232) 
     at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:210) 
     at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:80) 
     at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:61) 
     ... 60 more 


BUILD FAILED 

Total time: 7.853 secs
来源
2016-11-01 naga1990
@ ejona86和@卡尔mastrangelo，感谢您的帮助，
设置以下两个成功帮助解决问题
gradle.properties = compileJava.options.encoding = 'UTF-8' pom.xml = <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
我能在Gradle和Maven中编译
相同的答案在https://github.com/grpc/grpc-java/issues/2394
来源
2016-11-01 22:57:27 naga1990
grpc-java gradle build错误

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