package org.limewire.setting;

import java.util.Properties;


/**
 * Provides a byte setting value. As a subclass of 
 * <code>Setting</code>, the setting has a key.
 * <p>
 * Create a <code>ByteSetting</code> object with a 
 * {@link SettingsFactory#createByteSetting(String, byte)}.
 */
public final class ByteSetting extends AbstractNumberSetting<Byte> {
    
    private volatile byte value;

	/**
	 * Creates a new <tt>SettingBool</tt> instance with the specified
	 * key and default value.
	 *
	 * @param key the constant key to use for the setting
	 * @param defaultByte the default value to use for the setting
	 */
	ByteSetting(Properties defaultProps, Properties props, String key, 
                                                             byte defaultByte) {
		super(defaultProps, props, key, String.valueOf(defaultByte), 
                                                             false, null, null);
	}

	ByteSetting(Properties defaultProps, Properties props, String key, 
                byte defaultByte, byte min, byte max) {
		super(defaultProps, props, key, String.valueOf(defaultByte), 
              true, min, max);
	}
	
	@Override
	public Byte get() {
	    return getValue();
	}
	
	@Override
	public void set(Byte newValue) {
	    setValue(newValue);
	}
        
	/**
	 * Returns the value of this setting.
	 * 
	 * @return the value of this setting
	 */
	public byte getValue() {
		return value;
	}

	/**
	 * Mutator for this setting.
	 *
	 * @param value the value to store
	 */
	public void setValue(byte value) {
		setValueInternal(String.valueOf(value));
	}
     
    /**
     * Load value from property string value
     * @param sValue property string value
     */
    @Override
    protected void loadValue(String sValue) {
        try {
            value = Byte.parseByte(sValue.trim());
        } catch(NumberFormatException nfe) {
            revertToDefault();
        }
    }
    @Override
    protected Comparable<Byte> convertToComparable(String value) {
        return new Byte(value);
    }
}
