setdata_library.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 10:54:52
 */
 
 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 SetData_Library
{
	private int m_Data_Id;
	private int m_Subject_ID;
	private int m_SubjectBook_ID;
	private String m_Tm_Zsd;
	private long m_CreateTime;
	private String m_CreateName;
	private String m_Data_FileName;
	// Image can't auto deal :  Image filed Data_Content nIndex = 8
	private String m_Data_Point;
	private String m_Data_Difficulty;
	private String m_Data_Describe;
	private int m_Data_Order;

	public SetData_Library()
	{
	}

	public SetData_Library(int Data_Id,int Subject_ID,int SubjectBook_ID,String Tm_Zsd,long CreateTime,String CreateName,String Data_FileName,String Data_Point,String Data_Difficulty,String Data_Describe,int Data_Order)
	{
		m_Data_Id = Data_Id;
		m_Subject_ID = Subject_ID;
		m_SubjectBook_ID = SubjectBook_ID;
		m_Tm_Zsd = Tm_Zsd;
		m_CreateTime = CreateTime;
		m_CreateName = CreateName;
		m_Data_FileName = Data_FileName;
		m_Data_Point = Data_Point;
		m_Data_Difficulty = Data_Difficulty;
		m_Data_Describe = Data_Describe;
		m_Data_Order = Data_Order;
	}

	public int getData_Id()
	{
		return m_Data_Id;
	}

	public void setData_Id( int Data_Id  )
	{
		m_Data_Id = Data_Id;
	}

	public int getSubject_ID()
	{
		return m_Subject_ID;
	}

	public void setSubject_ID( int Subject_ID  )
	{
		m_Subject_ID = Subject_ID;
	}

	public int getSubjectBook_ID()
	{
		return m_SubjectBook_ID;
	}

	public void setSubjectBook_ID( int SubjectBook_ID  )
	{
		m_SubjectBook_ID = SubjectBook_ID;
	}

	public String getTm_Zsd()
	{
		return m_Tm_Zsd;
	}

	public void setTm_Zsd( String Tm_Zsd  )
	{
	if( Tm_Zsd == null )
			Tm_Zsd= "default";
		m_Tm_Zsd = Tm_Zsd;
	}

	public long getCreateTime()
	{
		return m_CreateTime;
	}

	public void setCreateTime( long CreateTime  )
	{
		m_CreateTime = CreateTime;
	}

	public String getCreateName()
	{
		return m_CreateName;
	}

	public void setCreateName( String CreateName  )
	{
	if( CreateName == null )
			CreateName= "default";
		m_CreateName = CreateName;
	}

	public String getData_FileName()
	{
		return m_Data_FileName;
	}

	public void setData_FileName( String Data_FileName  )
	{
	if( Data_FileName == null )
			Data_FileName= "default";
		m_Data_FileName = Data_FileName;
	}

	public String getData_Point()
	{
		return m_Data_Point;
	}

	public void setData_Point( String Data_Point  )
	{
	if( Data_Point == null )
			Data_Point= "default";
		m_Data_Point = Data_Point;
	}

	public String getData_Difficulty()
	{
		return m_Data_Difficulty;
	}

	public void setData_Difficulty( String Data_Difficulty  )
	{
	if( Data_Difficulty == null )
			Data_Difficulty= "default";
		m_Data_Difficulty = Data_Difficulty;
	}

	public String getData_Describe()
	{
		return m_Data_Describe;
	}

	public void setData_Describe( String Data_Describe  )
	{
	if( Data_Describe == null )
			Data_Describe= "default";
		m_Data_Describe = Data_Describe;
	}

	public int getData_Order()
	{
		return m_Data_Order;
	}

	public void setData_Order( int Data_Order  )
	{
		m_Data_Order = Data_Order;
	}

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

		dout.writeInt( m_Data_Id );
		dout.writeInt( m_Subject_ID );
		dout.writeInt( m_SubjectBook_ID );
		dout.writeUTF( m_Tm_Zsd );
		dout.writeLong( m_CreateTime );
		dout.writeUTF( m_CreateName );
		dout.writeUTF( m_Data_FileName );
		dout.writeUTF( m_Data_Point );
		dout.writeUTF( m_Data_Difficulty );
		dout.writeUTF( m_Data_Describe );
		dout.writeInt( m_Data_Order );

		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_Data_Id = din.readInt();
		m_Subject_ID = din.readInt();
		m_SubjectBook_ID = din.readInt();
		m_Tm_Zsd = din.readUTF();
		m_CreateTime = din.readLong();
		m_CreateName = din.readUTF();
		m_Data_FileName = din.readUTF();
		m_Data_Point = din.readUTF();
		m_Data_Difficulty = din.readUTF();
		m_Data_Describe = din.readUTF();
		m_Data_Order = 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;
 		}
 	}
}