groovyx.gpars.csp.util.PriMultiplex.groovy Maven / Gradle / Ivy

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The Groovy and Java high-level concurrency library offering actors, dataflow, CSP, agents, parallel collections, fork/join and more

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// GPars - Groovy Parallel Systems
//
// Copyright © 2008-10  The original author or authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package groovyx.gpars.csp.util

import groovyx.gpars.csp.ALT
import groovyx.gpars.csp.ChannelInputList
import org.jcsp.lang.CSProcess
import org.jcsp.lang.ChannelOutput

class PriMultiplex implements CSProcess {

    ChannelInputList inChannels
    ChannelOutput outChannel

    def void run() {
        def alt = new ALT(inChannels)
        while (true) {
            def index = alt.priSelect()
            outChannel.write(inChannels[index].read())
        }
    }
}