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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2012 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.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
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 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 */

package org.glassfish.kernel.embedded;

import org.jvnet.hk2.annotations.Service;
import javax.inject.Inject;
import javax.inject.Named;

import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.internal.embedded.Port;
import org.glassfish.internal.embedded.Ports;

import java.io.IOException;
import java.util.*;
import org.glassfish.api.admin.ServerEnvironment;

import org.glassfish.grizzly.config.dom.NetworkConfig;
import org.glassfish.grizzly.config.dom.NetworkListener;

/**
 * @author Jerome Dochez
 */
@Service
public class PortsImpl implements Ports {


    @Inject @Named(ServerEnvironment.DEFAULT_INSTANCE_NAME)
    NetworkConfig network;

    @Inject
    ServiceLocator habitat;

    final Map ports = new HashMap();

    public Port createPort(int number) throws IOException {
        return createPort(Integer.valueOf(number));
    }

    private Port createPort(Integer portNumber) throws IOException {

        for (NetworkListener nl : network.getNetworkListeners().getNetworkListener()) {
            if (nl.getPort().equals(portNumber.toString())) {
                throw new IOException("Port " + portNumber + " is already configured");
            }
        }
        for (Integer pn : ports.keySet()) {
            if (pn.equals(portNumber)) {
                throw new IOException("Port " + portNumber + " is alredy open");
            }
        }
        PortImpl port = habitat.getService(PortImpl.class);
        port.setPortNumber(portNumber);
        ports.put(portNumber, port);
        return port;    }

    public Collection getPorts() {
        return ports.values();
    }

    public void remove(Port port) {
        ports.remove(port.getPortNumber());
    }
}