/**

 * Alt2XML

 * Copyright © 2014 František Kučera (frantovo.cz)

 *

 * This program 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, version 3 of the License.

 *

 * This program 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, see <http://www.gnu.org/licenses/>.

 */

package cz.frantovo.alt2xml.in.fs;

import java.nio.ByteBuffer;

import java.nio.charset.Charset;

public class ExtendedAttribute {

	private String key;

	private String value;

	public ExtendedAttribute(String key, String value) {

		this.key = key;

		this.value = value;

	}

	public ExtendedAttribute(String key, ByteBuffer value) {

		this.key = key;

		setValue(value);

	}

	public ExtendedAttribute() {

	}

	public String getKey() {

		return key;

	}

	public void setKey(String key) {

		this.key = key;

	}

	public String getValue() {

		return value;

	}

	public final ByteBuffer getValueBytes() {

		return encode(getValue());

	}

	public void setValue(String value) {

		this.value = value;

	}

	public final void setValue(ByteBuffer value) {

		setValue(decode(value));

	}

	private static String decode(ByteBuffer bytes) {

		bytes.flip();

		return Charset.defaultCharset().decode(bytes).toString();

	}

	private static ByteBuffer encode(String text) {

		if (text == null) {

			return null;

		} else {

			return Charset.defaultCharset().encode(text);

		}

	}

}