com.sun.media.util.Registry Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of fmj Show documentation
Freedom for Media in Java
The newest version!
package com.sun.media.util;

import java.io.*;
import java.util.*;

/**
 *
 * @author Lyubomir Marinov
 */
public class Registry
{
    private static final Map hash
        = new HashMap();

    public static boolean commit() throws IOException
    {
        // TODO Auto-generated method stub
        return false;
    }

    public static Object get(String key)
    {
        return (key == null) ? null : hash.get(key);
    }

    /**
     * Gets a boolean representation of the value associated with a
     * specific key if such an association exists and it is possible to parse
     * the value as a boolean; otherwise, returns a specific default
     * value.
     *
     * @param key the key whose associated value is to be returned in the form
     * of a boolean
     * @param defaultValue a boolean value to be returned if no value
     * is associated with the specified key
     * @return a boolean representation of the value associated with
     * the specified key if such an association exists and it is
     * possible to parse the value as a boolean; otherwise,
     * defaultValue
     */
    public static boolean getBoolean(String key, boolean defaultValue)
    {
        Object value = get(key);

        return
            (value == null)
                ? defaultValue
                : Boolean.parseBoolean(value.toString());
    }

    /**
     * Gets an int representation of the value associated with a
     * specific key if such an association exists and it is possible to parse
     * the value as an int; otherwise, returns a specific default
     * value.
     *
     * @param key the key whose associated value is to be returned in the form
     * of an int
     * @param defaultValue an int value to be returned if no value is
     * associated with the specified key
     * @return an int representation of the value associated with the
     * specified key if such an association exists and it is possible
     * to parse the value as an int; otherwise, defaultValue
     */
    public static int getInt(String key, int defaultValue)
    {
        Object value = get(key);

        if (value != null)
        {
            try
            {
                return Integer.parseInt(value.toString());
            }
            catch (NumberFormatException nfe)
            {
                // defaultValue
            }
        }
        return defaultValue;
    }

    public static boolean set(String key, Object value)
    {
        if ((key != null) && (value != null))
        {
            hash.put(key, value);
            return true;
        }
        else
            return false;
    }
}