foedus::xct::McsOwnerlessLockScope Class Reference

Detailed Description

Definition at line 1157 of file xct_id.hpp.

#include <xct_id.hpp>

Public Member Functions
	McsOwnerlessLockScope ()
	McsOwnerlessLockScope (McsWwLock *lock, bool acquire_now=true, bool non_racy_acquire=false)
	~McsOwnerlessLockScope ()
bool	is_valid () const
bool	is_locked_by_me () const
void	acquire (bool non_racy_acquire)
	Acquires the lock. More...
void	release ()
	Release the lock if acquired. More...

Constructor & Destructor Documentation

foedus::xct::McsOwnerlessLockScope::McsOwnerlessLockScope

(

)

Definition at line 90 of file xct_id.cpp.

: lock_(nullptr), locked_by_me_(false) {}

foedus::xct::McsOwnerlessLockScope::McsOwnerlessLockScope	(	McsWwLock *	lock,
		bool	acquire_now = true,
		bool	non_racy_acquire = false
	)

Definition at line 91 of file xct_id.cpp.

References acquire().

  : lock_(lock), locked_by_me_(false) {
  if (acquire_now) {
    acquire(non_racy_acquire);
  }
}

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foedus::xct::McsOwnerlessLockScope::~McsOwnerlessLockScope

(

)

Definition at line 100 of file xct_id.cpp.

References release().

                                              {
  release();
  lock_ = nullptr;
  locked_by_me_ = false;
}

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Member Function Documentation

void foedus::xct::McsOwnerlessLockScope::acquire

(

bool

non_racy_acquire

)

Acquires the lock.

Does nothing if already acquired or !is_valid().

Definition at line 106 of file xct_id.cpp.

References is_locked_by_me(), is_valid(), foedus::xct::McsWwLock::ownerless_acquire_lock(), and foedus::xct::McsWwLock::ownerless_initial_lock().

Referenced by McsOwnerlessLockScope().

                                                         {
  if (is_valid()) {
    if (!is_locked_by_me()) {
      if (non_racy_acquire) {
        lock_->ownerless_initial_lock();
      } else {
        lock_->ownerless_acquire_lock();
      }
      locked_by_me_ = true;
    }
  }
}

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bool foedus::xct::McsOwnerlessLockScope::is_locked_by_me ( ) const

inline

Definition at line 1167 of file xct_id.hpp.

Referenced by acquire(), and release().

{ return locked_by_me_; }

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bool foedus::xct::McsOwnerlessLockScope::is_valid ( ) const

inline

Definition at line 1166 of file xct_id.hpp.

Referenced by acquire(), and release().

{ return lock_; }

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void foedus::xct::McsOwnerlessLockScope::release

(

)

Release the lock if acquired.

Does nothing if not or !is_valid().

Definition at line 119 of file xct_id.cpp.

References is_locked_by_me(), is_valid(), and foedus::xct::McsWwLock::ownerless_release_lock().

Referenced by ~McsOwnerlessLockScope().

                                    {
  if (is_valid()) {
    if (is_locked_by_me()) {
      lock_->ownerless_release_lock();
      locked_by_me_ = false;
    }
  }
}

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The documentation for this class was generated from the following files:

• /home/shino/foedus_code/foedus-core/include/foedus/xct/xct_id.hpp
• /home/shino/foedus_code/foedus-core/src/foedus/xct/xct_id.cpp