// Path: src/main/java/net/utp4j/data/bytes/UnsignedTypesUtil.java
// public static byte longToUbyte(long longvalue) {
// 	if (longvalue > MAX_UBYTE) {
// 		throw new ByteOverflowException(getExceptionText(MAX_UBYTE, longvalue));
// 	} else if (longvalue < 0) {
// 		throw new SignedNumberException(getExceptionText(MAX_UBYTE, longvalue));
// 	}
// 	return (byte) (longvalue & 0xFF);
// }


import static net.utp4j.data.bytes.UnsignedTypesUtil.longToUbyte;

/* Copyright 2013 Ivan Iljkic
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package net.utp4j.data;

/**
 * Header Extension, uTP might support other header extensions someday.
 * @author Ivan Iljkic (i.iljkic@gmail.com)
 *
 */
public abstract class UtpHeaderExtension {
	
	public static UtpHeaderExtension resolve(byte b) {

// Path: src/main/java/net/utp4j/data/bytes/UnsignedTypesUtil.java
// public static byte longToUbyte(long longvalue) {
// 	if (longvalue > MAX_UBYTE) {
// 		throw new ByteOverflowException(getExceptionText(MAX_UBYTE, longvalue));
// 	} else if (longvalue < 0) {
// 		throw new SignedNumberException(getExceptionText(MAX_UBYTE, longvalue));
// 	}
// 	return (byte) (longvalue & 0xFF);
// }


// Path: src/main/java/net/utp4j/data/UtpHeaderExtension.java
import static net.utp4j.data.bytes.UnsignedTypesUtil.longToUbyte;

/* Copyright 2013 Ivan Iljkic
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package net.utp4j.data;

/**
 * Header Extension, uTP might support other header extensions someday.
 * @author Ivan Iljkic (i.iljkic@gmail.com)
 *
 */
public abstract class UtpHeaderExtension {
	
	public static UtpHeaderExtension resolve(byte b) {

		if (b == longToUbyte(1)) {
