类 ResourceHolderSupport
- java.lang.Object
- org.springframework.transaction.support.ResourceHolderSupport
- 所有已实现的接口:
ResourceHolder
- 直接已知子类:
ConnectionHolder
,ConnectionHolder
,EntityManagerHolder
,JmsResourceHolder
,PersistenceManagerHolder
,SessionHolder
,SessionHolder
,SessionHolder
public abstract class ResourceHolderSupport extends Object implements ResourceHolder
Convenient base class for resource holders.Features rollback-only support for participating transactions. Can expire after a certain number of seconds or milliseconds in order to determine a transactional timeout.
构造器概要
构造器 构造器 说明 ResourceHolderSupport()
方法概要
所有方法 实例方法 具体方法 修饰符和类型 方法 说明 void
clear()
Clear the transactional state of this resource holder.Date
getDeadline()
Return the expiration deadline of this object.long
getTimeToLiveInMillis()
Return the time to live for this object in milliseconds.int
getTimeToLiveInSeconds()
Return the time to live for this object in seconds.boolean
hasTimeout()
Return whether this object has an associated timeout.boolean
isOpen()
Return whether there are still open references to this holder.boolean
isRollbackOnly()
Return whether the resource transaction is marked as rollback-only.boolean
isSynchronizedWithTransaction()
Return whether the resource is synchronized with a transaction.boolean
isVoid()
Determine whether this holder is considered as 'void', i.e. as a leftover from a previous thread.void
released()
Decrease the reference count by one because the holder has been released (i.e. someone released the resource held by it).void
requested()
Increase the reference count by one because the holder has been requested (i.e. someone requested the resource held by it).void
reset()
Reset this resource holder - transactional state as well as reference count.void
setRollbackOnly()
Mark the resource transaction as rollback-only.void
setSynchronizedWithTransaction(boolean synchronizedWithTransaction)
Mark the resource as synchronized with a transaction.void
setTimeoutInMillis(long millis)
Set the timeout for this object in milliseconds.void
setTimeoutInSeconds(int seconds)
Set the timeout for this object in seconds.void
unbound()
Notify this holder that it has been unbound from transaction synchronization.
构造器详细资料
ResourceHolderSupport
public ResourceHolderSupport()
方法详细资料
setSynchronizedWithTransaction
public void setSynchronizedWithTransaction(boolean synchronizedWithTransaction)
Mark the resource as synchronized with a transaction.
isSynchronizedWithTransaction
public boolean isSynchronizedWithTransaction()
Return whether the resource is synchronized with a transaction.
setRollbackOnly
public void setRollbackOnly()
Mark the resource transaction as rollback-only.
isRollbackOnly
public boolean isRollbackOnly()
Return whether the resource transaction is marked as rollback-only.
setTimeoutInSeconds
public void setTimeoutInSeconds(int seconds)
Set the timeout for this object in seconds.- 参数:
seconds
- number of seconds until expiration
setTimeoutInMillis
public void setTimeoutInMillis(long millis)
Set the timeout for this object in milliseconds.- 参数:
millis
- number of milliseconds until expiration
hasTimeout
public boolean hasTimeout()
Return whether this object has an associated timeout.
getDeadline
public Date getDeadline()
Return the expiration deadline of this object.- 返回:
- the deadline as Date object
getTimeToLiveInSeconds
public int getTimeToLiveInSeconds()
Return the time to live for this object in seconds. Rounds up eagerly, e.g. 9.00001 still to 10.- 返回:
- number of seconds until expiration
- 抛出:
TransactionTimedOutException
- if the deadline has already been reached
getTimeToLiveInMillis
public long getTimeToLiveInMillis() throws TransactionTimedOutException
Return the time to live for this object in milliseconds.- 返回:
- number of millseconds until expiration
- 抛出:
TransactionTimedOutException
- if the deadline has already been reached
requested
public void requested()
Increase the reference count by one because the holder has been requested (i.e. someone requested the resource held by it).
released
public void released()
Decrease the reference count by one because the holder has been released (i.e. someone released the resource held by it).
isOpen
public boolean isOpen()
Return whether there are still open references to this holder.
clear
public void clear()
Clear the transactional state of this resource holder.
reset
public void reset()
Reset this resource holder - transactional state as well as reference count.- 指定者:
reset
在接口中ResourceHolder
unbound
public void unbound()
从接口复制的说明:ResourceHolder
Notify this holder that it has been unbound from transaction synchronization.- 指定者:
unbound
在接口中ResourceHolder
isVoid
public boolean isVoid()
从接口复制的说明:ResourceHolder
Determine whether this holder is considered as 'void', i.e. as a leftover from a previous thread.- 指定者:
isVoid
在接口中ResourceHolder