setbaseupdatefile.java

一个手机上的考试系统的有服务器源码

/*
 * Author :  胡家宝
 * Date   :  2006-6-30 10:54:53
 */
 
 package WebExam;
 
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
 import java.util.*;
 
public class SetBaseUpdateFile
{
	private int m_UpdateFileID;
	private int m_UpdateID;
	private String m_FileName;
	// Image can't auto deal :  Image filed FileContent nIndex = 4
	private int m_Other;

	public SetBaseUpdateFile()
	{
	}

	public SetBaseUpdateFile(int UpdateFileID,int UpdateID,String FileName,int Other)
	{
		m_UpdateFileID = UpdateFileID;
		m_UpdateID = UpdateID;
		m_FileName = FileName;
		m_Other = Other;
	}

	public int getUpdateFileID()
	{
		return m_UpdateFileID;
	}

	public void setUpdateFileID( int UpdateFileID  )
	{
		m_UpdateFileID = UpdateFileID;
	}

	public int getUpdateID()
	{
		return m_UpdateID;
	}

	public void setUpdateID( int UpdateID  )
	{
		m_UpdateID = UpdateID;
	}

	public String getFileName()
	{
		return m_FileName;
	}

	public void setFileName( String FileName  )
	{
	if( FileName == null )
			FileName= "default";
		m_FileName = FileName;
	}

	public int getOther()
	{
		return m_Other;
	}

	public void setOther( int Other  )
	{
		m_Other = Other;
	}

	//序列化
	public byte[] serialize() throws IOException
	{
		ByteArrayOutputStream bout = new ByteArrayOutputStream();
		DataOutputStream dout = new DataOutputStream(bout);

		dout.writeInt( m_UpdateFileID );
		dout.writeInt( m_UpdateID );
		dout.writeUTF( m_FileName );
		dout.writeInt( m_Other );

		return bout.toByteArray();
	}

	//反序列化
	public  void  deserialize(byte[] data) throws IOException
	{
		ByteArrayInputStream bin = new ByteArrayInputStream(data);
		DataInputStream din = new DataInputStream(bin);
		m_UpdateFileID = din.readInt();
		m_UpdateID = din.readInt();
		m_FileName = din.readUTF();
		m_Other = din.readInt();

		bin.close();
		din.close();

	}

	public static boolean matches(byte[] data, String userName) throws IOException 
 	{
 		ByteArrayInputStream bais = new ByteArrayInputStream(data);
 		DataInputStream dis = new DataInputStream(bais);
 		try
 		{
 			return (dis.readUTF()).equals(userName);
 		}
 		catch (IOException e)
 		{
 			e.printStackTrace();
 			return false;
 		}
 	}
}