ForeksDockerGradleArticleScripts

build.gradle

apply plugin: 'scala' //this could be java or groovy
apply plugin: 'eclipse' //eclipse is my favourite ide
apply plugin: 'application'
apply plugin: 'maven-publish'
sourceCompatibility = 1.8
targetCompatibility = 1.8
version = '1.0.0-SNAPSHOT'
sourceSets {
  main {
    scala { srcDir 'src/main/scala' }
    resources { srcDir 'src/main/resources' }
  }
  test {
    scala { srcDir 'src/test/scala' }
    resources { srcDir 'src/test/resources' }
  }
}
dependencies {
  compile 'org.apache.commons:commons-math3:3.5'
  compile 'org.scala-lang:scala-library:2.11.7'
  //Test
  testCompile group: 'junit', name: 'junit', version: '4.11'
}
//application plugin wants you to set mainClassName and jvm args
mainClassName = ""com.coolcompany.coolapp.Swag""
applicationDefaultJvmArgs = ['-Dconf=conf/config.json',
   '-Dlog4j.configuration=file:conf/log4j.xml',
   '-Xmx3g',
   '-Xms3g',
   '-XX:MaxGCPauseMillis=100',
   '-XX:+UseG1GC',
   '-XX:+UseCompressedOops',
   .....etc.]
repositories {
  maven {
    credentials {
      username nexusUsername
      password nexusPassword
    }
    url myPublicUrl
  }
}
publishing {
  publications {
    mavenJava(MavenPublication) { from components.java }
  }
  repositories {
    maven {
      credentials {
        username nexusUsername
        password nexusPassword
      }
      if(project.version.endsWith('-SNAPSHOT')) {
        url mySnapshotUrl
      } else {
        url myReleaseUrl
      }
    }
  }
}
task copyConf(type: Copy) {
  from System.getProperty('user.dir') + ""/conf""
  into ""$buildDir/conf""
}
task createConf {
  def conf = file(""$buildDir/conf"")
  outputs.dir conf
  doLast {
    conf.mkdirs()
    copyConf.execute()
  }
}
//here we copy application config into the distribution zip or tar
//When we apply docker plugin this will be added to root path
//so it will be extracted under the root directory of container
//and we will have our config files under /conf in container
distributions {
  main {
    contents {
      from(createConf) { into ""/conf"" }
    }
  }
}
//just in case, this I find useful to add it makes my eclipse more stable with
//eclipse STS plugin
eclipse.project {
  natures 'org.springsource.ide.eclipse.gradle.core.nature'
}
task wrapper(type: Wrapper) { gradleVersion = '2.10' }