thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$ ll
total 28
drwxrwxr-x 4 thufir thufir 4096 Jan 30 02:46 ./
drwxrwxr-x 3 thufir thufir 4096 Jan 30 00:46 ../
-rw-rw-r-- 1 thufir thufir  234 Jan 30 02:45 build.gradle
drwxrwxr-x 3 thufir thufir 4096 Jan 30 02:41 .gradle/
drwxrwxr-x 3 thufir thufir 4096 Jan 30 02:39 src/
thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$ ll src/hellogradle/
total 20
drwxrwxr-x 2 thufir thufir 4096 Jan 30 02:38 ./
drwxrwxr-x 3 thufir thufir 4096 Jan 30 02:39 ../
-rw-rw-r-- 1 thufir thufir  434 Jan 30 00:51 HelloGradle.java
thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$ cat build.gradle
apply plugin: 'java'

repositories {
    jcenter()
}

dependencies {
    compile 'org.slf4j:slf4j-api:latest.release'
    testCompile 'junit:junit:latest.release'
}


archivesBaseName = "hellogradle.HelloGradle"
version = '1.0-FINAL'
thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$ gradle assemble
:compileJava UP-TO-DATE
:processResources UP-TO-DATE
:classes UP-TO-DATE
:jar
:assemble

BUILD SUCCESSFUL

Total time: 12.768 secs

This build could be faster, please consider using the Gradle Daemon: http://gradle.org/docs/2.5/userguide/gradle_daemon.html
thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$ java -jar build/libs/hellogradle.HelloGradle-1.0-FINAL.jar
no main manifest attribute, in build/libs/hellogradle.HelloGradle-1.0-FINAL.jar
thufir@mordor:~/NetBeansProjects/HelloGradle$
thufir@mordor:~/NetBeansProjects/HelloGradle$