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java.lang.Objectorg.omg.PortableServer.Servant
org.omg.CosConcurrencyControl.LockSetPOA
org.openorb.ccs.kernel.LockSet
public class LockSet
This class provides operatiosn to acquire and release locks
Constructor Summary | |
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LockSet()
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Method Summary | |
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void |
change_mode(lock_mode held_mode,
lock_mode new_mode)
Changes the mode of a single lock. |
boolean |
isLockable(lock_mode mode)
return whether the current lock mode permits the required lock mode |
void |
lock(lock_mode mode)
Acquires a lock on the specified lock set in the specified mode |
void |
setRelatedLockSet(LockSet related_lockset)
sets the related lock set |
boolean |
try_lock(lock_mode mode)
Attempts to acquire a lock on the specified lock set. |
void |
unlock(lock_mode mode)
Drops a single lock on the specified lock set in the specified mode. |
Methods inherited from class org.omg.CosConcurrencyControl.LockSetPOA |
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_all_interfaces, _invoke, _this, _this |
Methods inherited from class org.omg.PortableServer.Servant |
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_default_POA, _get_delegate, _get_interface_def, _is_a, _non_existent, _object_id, _orb, _poa, _set_delegate, _this_object, _this_object |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public LockSet()
Method Detail |
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public void lock(lock_mode mode)
mode
- the specified modepublic boolean try_lock(lock_mode mode)
mode
- The lock mode.
public void unlock(lock_mode mode) throws LockNotHeld
mode
- The lock mode.
LockNotHeld
- If being called to a
lock that is not held.public void change_mode(lock_mode held_mode, lock_mode new_mode) throws LockNotHeld
held_mode
- The current held mode.new_mode
- The new mode.
LockNotHeld
- Thrown when
when no lock is held.public boolean isLockable(lock_mode mode)
mode
- the required lock mode
public void setRelatedLockSet(LockSet related_lockset)
related_lockset
- the related lock set
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