一个处理数据库异常的类，按照错误码弹出提示信…

public class MyErrorContext
{
public static class MyError
{
int errno;
String szErrorDesc;
public MyError(int errno, String errorDesc)
{
this.errno = errno;
this.szErrorDesc = errorDesc;
}
public int getErrorNo()
{
return errno;
}
public String getErrorDesc()
{
return szErrorDesc;
}
}
public static final int DB_ER_CANT_create_TABLE = 1005; //创建表失败
public static final int DB_ER_CANT_create_DB = 1006; //创建数据库失败
public static final int DB_ER_DB_create_EXISTS = 1007; //数据库已存在，创建数据库失败
public static final int DB_ER_DB_drop_EXISTS = 1008; //数据库不存在，删除数据库失败
public static final int DB_ER_DB_drop_delete = 1009; //不能删除数据库文件导致删除数据库失败
public static final int DB_ER_DB_drop_RMDIR = 1010; //不能删除数据目录导致删除数据库失败
public static final int DB_ER_CANT_delete_FILE = 1011; //删除数据库文件失败
public static final int DB_ER_CANT_FIND_SYSTEM_REC = 1012; //不能读取系统表中的记录
public static final int DB_ER_CHECKREAD = 1020; //记录已被其他用户修改
public static final int DB_ER_DISK_FULL = 1021; //硬盘剩余空间不足，请加大硬盘可用空间
public static final int DB_ER_DUP_KEY = 1022; //关键字重复，更改记录失败
public static final int DB_ER_ERROR_ON_CLOSE = 1023; //关闭时发生错误
public static final int DB_ER_ERROR_ON_READ = 1024; //读文件错误
public static final int DB_ER_ERROR_ON_rename = 1025; //更改名字时发生错误
public static final int DB_ER_ERROR_ON_WRITE = 1026; //写文件错误
public static final int DB_ER_KEY_NOT_FOUND = 1032; //记录不存在
public static final int DB_ER_OPEN_AS_READONLY = 1036; //数据表是只读的，不能对它进行修改
public static final int DB_ER_OUTOFMEMORY = 1037; //系统内存不足，请重启数据库或重启服务器
public static final int DB_ER_OUT_OF_SORTMEMORY = 1038; //用于排序的内存不足，请增大排序缓冲区
public static final int DB_ER_CON_COUNT_ERROR = 1040; //已到达数据库的最大连接数，请加大数据库可用连接数
public static final int DB_ER_OUT_OF_RESOURCES = 1041; //系统内存不足
public static final int DB_ER_BAD_HOST_ERROR = 1042; //无效的主机名
public static final int DB_ER_HANDSHAKE_ERROR = 1043; //无效连接
public static final int DB_ER_DBAccess_DENIED_ERROR = 1044; //当前用户没有访问数据库的权限
public static final int DB_ER_ACCESS_DENIED_ERROR = 1045; //不能连接数据库，用户名或密码错误
public static final int DB_ER_BAD_NULL_ERROR = 1048; //字段不能为空
public static final int DB_ER_BAD_DB_ERROR = 1049; //数据库不存在
public static final int DB_ER_TABLE_EXISTS_ERROR = 1050; //数据表已存在
public static final int DB_ER_BAD_TABLE_ERROR = 1051; //数据表不存在
public static final int DB_ER_BAD_FIELD_ERROR = 1054; //字段不存在
public static final int DB_ER_EMPTY_QUERY = 1065; //无效的SQL语句，SQL语句为空
public static final int DB_ER_IPSOCK_ERROR = 1081; //不能建立Socket连接
public static final int DB_ER_RECORD_FILE_FULL = 1114; //数据表已满，不能容纳任何记录
public static final int DB_ER_TOO_MANY_TABLES = 1116; //打开的数据表太多
public static final int DB_ER_HOST_IS_BLOCKED = 1129; //数据库出现异常，请重启数据库
public static final int DB_ER_HOST_NOT_PRIVILEGED = 1130; //连接数据库失败，没有连接数据库的权限
public static final int DB_ER_PASSWORD_NO_MATCH = 1133; //数据库用户不存在
public static final int DB_ER_NONEXISTING_GRANT = 1141; //当前用户无权访问数据库
public static final int DB_ER_TABLEACCESS_DENIED_ERROR = 1142; //当前用户无权访问数据表
public static final int DB_ER_COLUMNACCESS_DENIED_ERROR = 1143; //当前用户无权访问数据表中的字段
public static final int DB_ER_NO_SUCH_TABLE = 1146; //数据表不存在
public static final int DB_ER_NONEXISTING_TABLE_GRANT = 1147; //未定义用户对数据表的访问权限
public static final int DB_ER_SYNTAX_ERROR = 1149; //SQL语句语法错误
public static final int DB_ER_NET_READ_ERROR = 1158; //网络错误，出现读错误，请检查网络连接状况
public static final int DB_ER_NET_READ_INTERRUPTED = 1159; //网络错误，读超时，请检查网络连接状况
public static final int DB_ER_NET_ERROR_ON_WRITE = 1160; //网络错误，出现写错误，请检查网络连接状况
public static final int DB_ER_NET_WRITE_INTERRUPTED = 1161; //网络错误，写超时，请检查网络连接状况
public static final int DB_ER_DUP_ENTRY = 1062; //字段值重复，入库失败
public static final int DB_ER_DUP_UNIQUE = 1169; //字段值重复，更新记录失败
public static final int DB_ER_CHECK_NO_SUCH_TABLE = 1177; //打开数据表失败
public static final int DB_ER_ERROR_DURING_COMMIT = 1180; //提交事务失败
public static final int DB_ER_ERROR_DURING_ROLLBACK = 1181; //回滚事务失败
public static final int DB_ER_TOO_MANY_USER_CONNECTIONS = 1203; //当前用户和数据库建立的连接已到达数据库的最大连接数，请增大可用的数据库连接数或重启数据库
public static final int DB_ER_LOCK_WAIT_TIMEOUT = 1205; //加锁超时
public static final int DB_ER_NO_PERMISSION_TO_create_USER = 1211; //当前用户没有创建用户的权限

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