github.com/songzhibin97/go-baseutils@v0.0.2-0.20240302024150-487d8ce9c082/structure/queues/lscq/lscq_safe.go (about)

     1  package lscq
     2  
     3  import (
     4  	"github.com/songzhibin97/go-baseutils/structure/queues"
     5  	"sync"
     6  )
     7  
     8  var _ queues.Queue[any] = (*QueueSafe[any])(nil)
     9  
    10  func NewSafe[E any]() *QueueSafe[E] {
    11  	return &QueueSafe[E]{
    12  		unsafe: New[E](),
    13  	}
    14  }
    15  
    16  type QueueSafe[E any] struct {
    17  	unsafe *Queue[E]
    18  	lock   sync.Mutex
    19  }
    20  
    21  func (s *QueueSafe[E]) Enqueue(value E) {
    22  	s.lock.Lock()
    23  	defer s.lock.Unlock()
    24  	s.unsafe.Enqueue(value)
    25  
    26  }
    27  
    28  func (s *QueueSafe[E]) Dequeue() (E, bool) {
    29  	s.lock.Lock()
    30  	defer s.lock.Unlock()
    31  	return s.unsafe.Dequeue()
    32  }
    33  
    34  func (s *QueueSafe[E]) Peek() (E, bool) {
    35  	s.lock.Lock()
    36  	defer s.lock.Unlock()
    37  	return s.unsafe.Peek()
    38  }
    39  
    40  func (s *QueueSafe[E]) Empty() bool {
    41  	s.lock.Lock()
    42  	defer s.lock.Unlock()
    43  	return s.unsafe.Empty()
    44  }
    45  
    46  func (s *QueueSafe[E]) Size() int {
    47  	s.lock.Lock()
    48  	defer s.lock.Unlock()
    49  	return s.unsafe.Size()
    50  }
    51  
    52  func (s *QueueSafe[E]) Clear() {
    53  	s.lock.Lock()
    54  	defer s.lock.Unlock()
    55  	s.unsafe.Clear()
    56  
    57  }
    58  
    59  func (s *QueueSafe[E]) Values() []E {
    60  	s.lock.Lock()
    61  	defer s.lock.Unlock()
    62  	return s.unsafe.Values()
    63  }
    64  
    65  func (s *QueueSafe[E]) String() string {
    66  	s.lock.Lock()
    67  	defer s.lock.Unlock()
    68  	return s.unsafe.String()
    69  }