/*
JTestServer is a client/server framework for testing any JVM implementation.

 
Copyright (C) 2008  Fabien DUMINY (fduminy@jnode.org)

JTestServer is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

JTestServer is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
package org.jtestserver.client.process.kvm;

import java.io.File;
import java.util.Properties;

import org.jtestserver.client.process.ServerProcess;
import org.jtestserver.client.process.VMConfig;
import org.jtestserver.common.ConfigUtils;

/**
 * Implementation of {@link VMConfig} to configure {@link KVM} and specify 
 * the parameters of the machine to run in the 
 * <a href="http://kvm.qumranet.com/kvmwiki/Front_Page">Kernel Virtual Machine</a>.
 * 
 * @author Fabien DUMINY (fduminy@jnode.org)
 *
 */
public class KVMConfig implements VMConfig {
    /**
     * Megabytes to give to the machine.
     */
    private final int memory;
    
    /**
     * CDROM file to use.
     */
    private final File cdrom;
    
    /**
     * Miscellaneous options.
     */
    private final String options;
    
    /**
     * Destination of data sent to the serial port of the machine.
     */
    private final String serial;
    
    /**
     * Locale used for the machine's keyboard.
     */
    private final String keyboard;
    
    /**
     * Name of the VM. It's computed dynamically when given to {@link KVM}'s constructor.
     */
    private String vmName;
    
    /**
     * Build an instance from the given {@link Properties}. 
     * Only properties whose key starts with <b>kvm.</b> will be used.
     * @param properties
     */
    public KVMConfig(Properties properties) {
        memory = ConfigUtils.getInt(properties, "kvm.memory", 256);
        cdrom = ConfigUtils.getFile(properties, "kvm.cdrom", true);
        options = ConfigUtils.getString(properties, "kvm.options");
        serial = ConfigUtils.getString(properties, "kvm.serial");
        keyboard = ConfigUtils.getString(properties, "kvm.keyboard");
    }

    public int getMemory() {
        return memory;
    }

    public File getCdrom() {
        return cdrom;
    }

    public String getOptions() {
        return options;
    }

    public String getSerial() {
        return serial;
    }

    public String getKeyboard() {
        return keyboard;
    }
    
    /**
     * {@inheritDoc}
     */
    @Override
    public String getVmName() {
        return vmName;
    }
    
    /**
     * {@inheritDoc}
     */
    @Override
    public final ServerProcess createServerProcess() {
        return new KVMServerProcess(this);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getVmType() {
        return "KVM";
    }
    
    /**
     * @param vmName name of the VM
     */
    void setVmName(String vmName) {
        this.vmName = vmName;
    }
}