OS.java

package net.minecraftforge.gradle.util.json.version;

import java.util.Locale;

public enum OS
{
    LINUX("linux", "bsd", "unix"),
    WINDOWS("windows", "win"),
    OSX("osx", "mac"),
    UNKNOWN("unknown");

    private String name;
    private String[] aliases;
    
    public static final OS CURRENT = getCurrentPlatform();
    public static final String VERSION = System.getProperty("os.version");

    private OS(String name, String... aliases)
    {
        this.name = name;
        this.aliases = aliases;
    }

    public static OS getCurrentPlatform()
    {
        String osName = System.getProperty("os.name").toLowerCase(Locale.US);
        for (OS os : values())
        {
            if (osName.contains(os.name)) return os;
            for (String alias : os.aliases)
            {
                if (osName.contains(alias)) return os;
            }
        }
        return UNKNOWN;
    }
    
    @Override
    public String toString()
    {
        return name;
    }
}