[英]How to run main method using Gradle from within IntelliJ IDEA?
[英]run main method using gradle “run” task
我想通過gradle任務運行我的main
方法
這是我通過cmd運行的方式:
java -cp RTMonitor.jar com.bla.MainRunner first_arg
應該如何用gradle寫?
run {
args += ['java -cp RTMonitor.jar com.bla.MainRunner first_arg']
}
更新
我試過了
task myRun(type: JavaExec) {
classpath configurations.main
main = "com.bla.runners.StatsLogGenerator"
args "arg1", "arg2"
}
我得到了:
Error:(71, 0) Could not find property 'main' on configuration container.
the I have tried:
task myRun(type: JavaExec) {
classpath "configurations.main"
main = "com.bla.runners.StatsLogGenerator"
args "arg1", "arg2"
}
我收到一個錯誤:
FAILURE: Build failed with an exception.
17:49:21.855 [ERROR] [org.gradle.BuildExceptionReporter]
17:49:21.856 [ERROR] [org.gradle.BuildExceptionReporter] * What went wrong:
17:49:21.856 [ERROR] [org.gradle.BuildExceptionReporter] Execution failed for task ':myRun'.
17:49:21.856 [ERROR] [org.gradle.BuildExceptionReporter] > Process 'command '/Library/Java/JavaVirtualMachines/jdk1.8.0_25.jdk/Contents/Home/bin/java'' finished with non-zero exit value 1
17:49:21.864 [ERROR] [org.gradle.BuildExceptionReporter]
17:49:21.865 [ERROR] [org.gradle.BuildExceptionReporter] * Exception is:
17:49:21.866 [ERROR] [org.gradle.BuildExceptionReporter] org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':myRun'.
17:49:21.867 [ERROR] [org.gradle.BuildExceptionReporter] at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:69)
17:49:21.882 [ERROR] [org.gradle.BuildExceptionReporter] at org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:361)
17:49:21.882 [ERROR] [org.gradle.BuildExceptionReporter] at org.gradle.process.internal.DefaultJavaExecAction.execute(DefaultJavaExecAction.java:31)
但是當我通過Intellij運行時,每個thig工作正常
最簡單的可能就是使用應用程序插件。 將apply plugin: 'application'
添加到build.gradle並設置mainClassName = com.bla.MainRunner
。 要向主類添加參數,請修改運行任務並編輯args屬性
run {
args += 'first_arg'
}
Classpath是從主sourceSet自動獲取的,如果你想要不同的,你可以編輯run task的classpath屬性。
如果您需要更多自定義,可以像這樣定義自己的JavaExec類型的任務
task myRun(type: JavaExec) {
classpath sourceSets.main.runtimeClasspath
main = "com.bla.MainRunner"
args "arg1", "arg2"
}
task run(type: JavaExec) {
group = 'Run' // <-- change the name as per your need
description = 'Small description what this run will do'
classpath sourceSets.main.runtimeClasspath // <-- Don't change this
main = "com.mypackage.myclassNameContaingMainMethod"
args "arg1", "arg2"
}
這是一個獨立的注冊任務,也可以具有組和描述以及任務的其他屬性。
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