Package com.twl.xg.dao

Class BorderRouterRepository

java.lang.Object

com.twl.xg.dao.BorderRouterRepository

@Repository
public class BorderRouterRepository
extends java.lang.Object

persistence layer class for BorderRouterEntity. Defines basic database operation methods for border router entity.

Version:

1.0

Author:

Xiaozheng Guo

See Also:

BorderRouterEntity

Field Summary

Fields

Modifier and Type	Field	Description
private static org.apache.log4j.Logger	logger
private org.hibernate.SessionFactory	sessionFactory

Constructor Summary

Constructors

Constructor	Description
BorderRouterRepository()

Method Summary

Modifier and Type	Method	Description
void	clear()	Delete all entries in borderRouter table.
BorderRouterEntity	get(java.lang.String borderRouterIp)	Get a BorderRouterEntity instance for the input border router IP.
java.util.List<BorderRouterEntity>	getAll()	Fetch all border router from database, ordered by border router name.
java.lang.String	save(BorderRouterEntity borderRouterEntity)	Save the input border router in database; Throws NullPointerException if the input borderRouterEntity is null;
long	size()	Get the number of borderRouter entries in database.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

sessionFactory

@Autowired
private org.hibernate.SessionFactory sessionFactory

logger

private static final org.apache.log4j.Logger logger

Constructor Detail

BorderRouterRepository

public BorderRouterRepository()

Method Detail

save

public java.lang.String save(BorderRouterEntity borderRouterEntity)

Save the input border router in database; Throws NullPointerException if the input borderRouterEntity is null;

Parameters:

borderRouterEntity - The model of border router you want to save.

Returns:

Return the ID of border router entity, in this case, the ID is its IPv6 address.

getAll

public java.util.List<BorderRouterEntity> getAll()

Fetch all border router from database, ordered by border router name.

Returns:

A list of BorderRouterEntity.

size

public long size()

Get the number of borderRouter entries in database.

Returns:

The number of entries in database.

clear

public void clear()

Delete all entries in borderRouter table. Note: This method will also delete all entries in sensor table and sensorData table, because these two tables are delete-cascade.

get

public BorderRouterEntity get(java.lang.String borderRouterIp)

Get a BorderRouterEntity instance for the input border router IP. Return null if the input border router IP doesn't exist in database.

Parameters:

borderRouterIp - The IPv6 address of the border router you want to get.

Returns:

BorderRouterEntity