EclipseProject

plugins {
    id 'java'
    id 'eclipse'
}

eclipse {
  project {
    //if you don't like the name Gradle has chosen
    name = 'someBetterName'

    //if you want to specify the Eclipse project's comment
    comment = 'Very interesting top secret project'

    //if you want to append some extra referenced projects in a declarative fashion:
    referencedProjects 'someProject', 'someOtherProject'
    //if you want to assign referenced projects
    referencedProjects = ['someProject'] as Set

    //if you want to append some extra natures in a declarative fashion:
    natures 'some.extra.eclipse.nature', 'some.another.interesting.nature'
    //if you want to assign natures in a groovy fashion:
    natures = ['some.extra.eclipse.nature', 'some.another.interesting.nature']

    //if you want to append some extra build command:
    buildCommand 'buildThisLovelyProject'
    //if you want to append a build command with parameters:
    buildCommand 'buildItWithTheArguments', argumentOne: "I'm first", argumentTwo: "I'm second"

    //if you want to create an extra link in the eclipse project,
    //by location uri:
    linkedResource name: 'someLinkByLocationUri', type: 'someLinkType', locationUri: 'file://someUri'
    //by location:
    linkedResource name: 'someLinkByLocation', type: 'someLinkType', location: '/some/location'

    //if you don't want any node_modules folder to appear in Eclipse, you can filter it out:
    resourceFilter {
      appliesTo = 'FOLDERS'
      type = 'EXCLUDE_ALL'
      matcher {
        id = 'org.eclipse.ui.ide.multiFilter'
        arguments = '1.0-name-matches-false-false-node_modules'
      }
    }
  }
}

plugins {
    id 'java'
    id 'eclipse'
}

eclipse {
  project {

    file {
      //if you want to mess with the resulting XML in whatever way you fancy
      withXml {
        def node = it.asNode()
        node.appendNode('xml', 'is what I love')
      }

      //closure executed after .project content is loaded from existing file
      //but before gradle build information is merged
      beforeMerged { project ->
        //if you want skip merging natures... (a very abstract example)
        project.natures.clear()
      }

      //closure executed after .project content is loaded from existing file
      //and after gradle build information is merged
      whenMerged { project ->
        //you can tinker with the Project here
      }
    }
  }
}