How to setup Eclipse for Play framework

1. open <play-project-home>\project\plugins.sbt (c:\play-java\project\plugins.sbt)
    add the following line.

addSbtPlugin("com.typesafe.sbteclipse" % "sbteclipse-plugin" % "4.0.0")

2. Open <play-project-home>\build.sbt
    add the following lines

EclipseKeys.preTasks := Seq(compile in Compile)

EclipseKeys.projectFlavor := EclipseProjectFlavor.Java

EclipseKeys.createSrc := EclipseCreateSrc.ValueSet(EclipseCreateSrc.ManagedClasses, EclipseCreateSrc.ManagedResources) 

3. restart the play sbt console, so that sbt performs update for the new plugins.

4. in sbt console, type "eclipse"

5. import the new project into eclipse workspace
    File > Import > Existing Projects into Workspace > Next > Select root directory > browse <play-project-home>, Finish.

source: https://www.playframework.com/documentation/2.5.x/IDE



Done!!