import groovyx.gpars.csp.PAR
import org.jcsp.lang.CSProcess
import org.jcsp.lang.Channel
import org.jcsp.lang.ChannelOutput
import org.jcsp.lang.One2OneChannel
import groovyx.gpars.csp.plugAndPlay.GPrefix
import groovyx.gpars.csp.plugAndPlay.GPCopy
import groovyx.gpars.csp.plugAndPlay.GPairs
import groovyx.gpars.csp.plugAndPlay.GPrint
class FibonacciV2Process implements CSProcess {
    ChannelOutput outChannel
    void run() {
        One2OneChannel a = Channel.createOne2One()
        One2OneChannel b = Channel.createOne2One()
        One2OneChannel c = Channel.createOne2One()
        One2OneChannel d = Channel.createOne2One()
        def testList = [
                new GPrefix(prefixValue: 0, inChannel: d.in(), outChannel: a.out()),
                new GPrefix(prefixValue: 1, inChannel: c.in(), outChannel: d.out()),
                new GPCopy(inChannel: a.in(), outChannel0: b.out(), outChannel1: outChannel),
                new GPairs(inChannel: b.in(), outChannel: c.out()),
        ]
        new PAR(testList).run()
    }
}
One2OneChannel N2P = Channel.createOne2One()
def testList = [
        new FibonacciV2Process(outChannel: N2P.out()),
        new GPrint(inChannel: N2P.in(), heading: "Fibonacci Numbers")
]
final def par = new PAR(testList)
par.run()