markheader.java.svn-base

java下操作rar文件,创建,压缩/解压缩等等.

/*
 * Copyright (c) 2007 innoSysTec (R) GmbH, Germany. All rights reserved.
 * Original author: Edmund Wagner
 * Creation date: 24.05.2007
 *
 * Source: $HeadURL$
 * Last changed: $LastChangedDate$
 * 
 * the unrar licence applies to all junrar source and binary distributions 
 * you are not allowed to use this source to re-create the RAR compression algorithm
 * 
 * Here some html entities which can be used for escaping javadoc tags:
 * "&":  "&" or "&"
 * "<":  "&#060;" or "&lt;"
 * ">":  "&#062;" or "&gt;"
 * "@":  "&#064;" 
 */
package de.innosystec.unrar.rarfile;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * DOCUMENT ME
 *
 * @author $LastChangedBy$
 * @version $LastChangedRevision$
 */
public class MarkHeader extends BaseBlock {
	
	private Log logger = LogFactory.getLog(MarkHeader.class.getName());
	
	public MarkHeader(BaseBlock bb){
		super(bb);
	}
	public boolean isValid(){
		if(!(getHeadCRC() == 0x6152)){
			return false;
		}
		if(!(getHeaderType() == UnrarHeadertype.MarkHeader)){
			return false;
		}
		if(!(getFlags() == 0x1a21)){
			return false;
		}
		if(!(getHeaderSize() == BaseBlockSize)){
			return false;
		}
		return true;
	}
	
	public void print(){
		super.print();
		logger.info("valid: "+isValid());
	}
}