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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2006-2012 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
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// Portions Copyright [2019-2021] [Payara Foundation and/or its affiliates]

package org.glassfish.internal.data;

import org.glassfish.api.container.Sniffer;
import org.glassfish.hk2.api.ServiceLocator;

import org.jvnet.hk2.annotations.Service;
import jakarta.inject.Singleton;

import jakarta.inject.Inject;
import java.util.*;

/**
 * The container Registry holds references to the currently running containers.
 *
 * @author Jerome Dochez
 */
@Service
@Singleton
public class ContainerRegistry {

    @Inject
    ServiceLocator habitat;
    
    Map containers = new HashMap();


    public synchronized void addContainer(String name, EngineInfo info) {
        containers.put(name, info);
        info.setRegistry(this);
    }

    public List getStartedContainersSniffers() {

        ArrayList sniffers = new ArrayList();

        for (EngineInfo info : getContainers() ) {
            sniffers.add(info.getSniffer());
        }
        return sniffers;
    }

    public synchronized EngineInfo getContainer(String containerType) {
        return containers.get(containerType);
    }

    public synchronized EngineInfo removeContainer(EngineInfo container) {
        for (Map.Entry entry : containers.entrySet()) {
            if (entry.getValue().equals(container)) {
                return containers.remove(entry.getKey());
            }
        }
        return null;
    }

    public Iterable getContainers() {
        ArrayList copy = new ArrayList(containers.size());
        copy.addAll(containers.values());
        return copy;
    }
}