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全面解析JDBC

时间:2007-10-22  来源:不详  作者:林子

}
catch(SQLException e)
{
msg = "!!数据库连接失败";
if (xdebug)
{
msg = "(错误信息='" e.getMessage() "' SQL状态值='" e.getSQLState() "' 错误代码='" e.getErrorCode() "')";
}
throw new Exception(msg);
}
return con;
}
protected void finalize()
throws Throwable
{
super.finalize();
if (stmt != null) stmt.close();
if (result != null) result.close();
}
//最近一次对数据库查询受影响的行数
public int getAffectedRows()
{
return affectedRows;
}
public Connection getCon()
{
return con;
}
public String getConp()
{
return conp;
}
public String getDBDriver()
{
return DBDriver;
}
public String getDBName()
{
return DBName;
}
public boolean getDebug()
{
return xdebug;
}
public String getPassword()
{
return password;
}
public ResultSet getResult()
{
return result;
}

织梦内容管理系统


public String getSql()
{
return sql;
}
public String getUsername()
{
return username;
}
public void over()
throws Throwable
{
finalize();
}
public ResultSet query()
throws Exception
{
result = null;
affectedRows = 0;
if (con == null)
Connect();
if (stmt == null)
stmt = con.createStatement();
if (sql.substring(0,6).equalsIgnoreCase("select"))
{
result = stmt.executeQuery(sql);
}
else
{
affectedRows = stmt.executeUpdate(sql);
}
return result;
}
public ResultSet query(String s)
throws Exception
{
sql = s;
return query();
}
public void setDBDriver(String s)
{
DBDriver = s;
}
public void setDebug(boolean b)
{
xdebug = b;
}
public void setgetConp(String s)
{
conp = s;
}
public void setgetDBName(String s)
{
DBName = s;
}
public void setgetUsername(String s)

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