org.kurento.tree.server.kms.Pipeline.java Source code

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Here is the source code for org.kurento.tree.server.kms.Pipeline.java

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/*
 * (C) Copyright 2016 Kurento (http://kurento.org/)
 *
 * 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 org.kurento.tree.server.kms;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.kurento.tree.server.app.TreeElementSession;

import com.google.common.collect.Iterables;

public class Pipeline extends KurentoObj {

    protected Kms kms;
    protected List<WebRtc> webRtcs = new ArrayList<>();
    protected List<Plumber> plumbers = new ArrayList<>();

    public Pipeline(Kms kms) {
        this.kms = kms;
    }

    public Kms getKms() {
        return kms;
    }

    public WebRtc createWebRtc(TreeElementSession session) {

        checkReleased();

        WebRtc webRtc = newWebRtc(session);
        webRtcs.add(webRtc);
        return webRtc;
    }

    public Plumber createPlumber() {

        checkReleased();

        Plumber plumber = newPlumber();
        plumbers.add(plumber);
        return plumber;
    }

    public List<WebRtc> getWebRtcs() {

        checkReleased();

        return webRtcs;
    }

    public List<Plumber> getPlumbers() {

        checkReleased();

        return plumbers;
    }

    public Iterable<Element> getElements() {

        checkReleased();

        return Iterables.concat(webRtcs, plumbers);
    }

    public Plumber[] link(Pipeline sinkPipeline) {

        checkReleased();

        Plumber sourcePipelinePlumber = this.createPlumber();
        Plumber sinkPipelinePlumber = sinkPipeline.createPlumber();

        sourcePipelinePlumber.link(sinkPipelinePlumber);

        return new Plumber[] { sourcePipelinePlumber, sinkPipelinePlumber };
    }

    protected WebRtc newWebRtc(TreeElementSession session) {

        checkReleased();

        return new WebRtc(this);
    }

    protected Plumber newPlumber() {

        checkReleased();

        return new Plumber(this);
    }

    void removeElement(Element element) {

        checkReleased();

        this.webRtcs.remove(element);
        this.plumbers.remove(element);
    }

    @Override
    public String toString() {
        return "[webRtcs=" + webRtcs.size() + ", plumbers=" + plumbers.size() + "]";
    }

    @Override
    public void release() {

        Iterator<Element> it = getElements().iterator();
        while (it.hasNext()) {
            Element element = it.next();
            it.remove();
            element.release();
        }

        this.getKms().removePipeline(this);

        super.release();
    }

}