Merge pull request #9973 from srzamfir/feature/BAEL-4371_Passing_cmd_line_args_in_gradle

BAEL-4371: Passing cmd line args in gradle

gradle-5/cmd-line-args/build.gradle

@@ -0,0 +1,38 @@
+apply plugin: "java"
+apply plugin: "application"
+description = "Gradle Command Line Arguments examples"
+
+ext.javaMainClass = "com.baeldung.cmd.MainClass"
+
+application {
+    mainClassName = javaMainClass
+}
+
+task propertyTypes(){
+    doLast{
+        if (project.hasProperty("args")) {
+            println "Our input argument with project property ["+project.getProperty("args")+"]"
+        }
+        println "Our input argument with system property ["+System.getProperty("args")+"]"
+    }
+}
+
+if (project.hasProperty("args")) {
+    ext.cmdargs = project.getProperty("args")
+} else { 
+    ext.cmdargs = "ls"
+}
+
+task cmdLineJavaExec(type: JavaExec) {
+    group = "Execution"
+    description = "Run the main class with JavaExecTask"
+    classpath = sourceSets.main.runtimeClasspath
+    main = javaMainClass
+    args cmdargs.split()
+}
+
+task cmdLineExec(type: Exec) {
+    group = "Execution"
+    description = "Run an external program with ExecTask"
+    commandLine cmdargs.split()
+}

gradle-5/cmd-line-args/src/main/java/com/baeldung/cmd/MainClass.java

@@ -0,0 +1,10 @@
+package com.baeldung.cmd;
+
+public class MainClass {
+    public static void main(String[] args) {
+        System.out.println("Gradle command line arguments example");
+        for (String arg : args) {
+            System.out.println("Got argument [" + arg + "]");
+        }
+    }
+}

gradle-5/settings.gradle

@@ -2,3 +2,4 @@ rootProject.name='gradle-5-articles'
 include 'java-exec'
 include 'unused-dependencies'
 include 'source-sets'
+include 'cmd-line-args'