path: root/stage2/BuildBuild.scala

package cbt
import java.io.File
import scala.collection.immutable.Seq

class BuildBuild(context: Context) extends Build(context){
  override def dependencies = Seq( CbtDependency()(context.logger) ) ++ super.dependencies
  def managedBuildDirectory: File = lib.realpath( projectDirectory.parent )
  val managedBuild = try{
    val managedContext = context.copy( cwd = managedBuildDirectory )
    val cl = new cbt.URLClassLoader(
      exportedClasspath,
      classOf[BuildBuild].getClassLoader // FIXME: this looks wrong. Should be ClassLoader.getSystemClassLoader but that crashes
    )
    cl
      .loadClass(lib.buildClassName)
      .getConstructor(classOf[Context])
      .newInstance(managedContext)
      .asInstanceOf[Build]
  } catch {
    case e: ClassNotFoundException if e.getMessage == lib.buildClassName => 
      throw new Exception("You need to remove the directory or define a class Build in: "+context.cwd)
    case e: Exception =>
      throw new Exception("during build: "+context.cwd, e)
  }
  override def triggerLoopFiles = super.triggerLoopFiles ++ managedBuild.triggerLoopFiles
  override def finalBuild = managedBuild.finalBuild
}