github.com/songzhibin97/go-baseutils@v0.0.2-0.20240302024150-487d8ce9c082/structure/stacks/linkedliststack/linkedliststack_safe.go (about)

     1  package linkedliststack
     2  
     3  import (
     4  	"github.com/songzhibin97/go-baseutils/structure/stacks"
     5  	"sync"
     6  )
     7  
     8  var _ stacks.Stack[any] = (*StackSafe[any])(nil)
     9  
    10  func NewSafe[E any]() *StackSafe[E] {
    11  	return &StackSafe[E]{
    12  		unsafe: New[E](),
    13  	}
    14  }
    15  
    16  
    17  type StackSafe[E any] struct {
    18  	unsafe *Stack[E]
    19  	lock   sync.Mutex
    20  }
    21  
    22  func (s *StackSafe[E]) Push(value E) {
    23  	s.lock.Lock()
    24  	defer s.lock.Unlock()
    25  	s.unsafe.Push(value)
    26  
    27  }
    28  
    29  func (s *StackSafe[E]) Pop() (E, bool) {
    30  	s.lock.Lock()
    31  	defer s.lock.Unlock()
    32  	return s.unsafe.Pop()
    33  }
    34  
    35  func (s *StackSafe[E]) Peek() (E, bool) {
    36  	s.lock.Lock()
    37  	defer s.lock.Unlock()
    38  	return s.unsafe.Peek()
    39  }
    40  
    41  func (s *StackSafe[E]) Empty() bool {
    42  	s.lock.Lock()
    43  	defer s.lock.Unlock()
    44  	return s.unsafe.Empty()
    45  }
    46  
    47  func (s *StackSafe[E]) Size() int {
    48  	s.lock.Lock()
    49  	defer s.lock.Unlock()
    50  	return s.unsafe.Size()
    51  }
    52  
    53  func (s *StackSafe[E]) Clear() {
    54  	s.lock.Lock()
    55  	defer s.lock.Unlock()
    56  	s.unsafe.Clear()
    57  
    58  }
    59  
    60  func (s *StackSafe[E]) Values() []E {
    61  	s.lock.Lock()
    62  	defer s.lock.Unlock()
    63  	return s.unsafe.Values()
    64  }
    65  
    66  func (s *StackSafe[E]) String() string {
    67  	s.lock.Lock()
    68  	defer s.lock.Unlock()
    69  	return s.unsafe.String()
    70  }
    71  
    72  func (s *StackSafe[E]) UnmarshalJSON(bytes []byte) error {
    73  	s.lock.Lock()
    74  	defer s.lock.Unlock()
    75  	return s.unsafe.UnmarshalJSON(bytes)
    76  }
    77  
    78  func (s *StackSafe[E]) MarshalJSON() ([]byte, error) {
    79  	s.lock.Lock()
    80  	defer s.lock.Unlock()
    81  	return s.unsafe.MarshalJSON()
    82  }