12622512440

Committed 05 Jan 2025 07:58PM UTC coverage: 27.495% (-39.9%) from 67.361%

Build # 12622512440

Build Type

Pull #419

github

Committed by

web-flow

Commit Message

Merge b3c17d928 into ac3a97277

Pull Request Pull Request #419: fix(ci): update to up/download-artifact v4

Run Details

1769 of 6434 relevant lines covered (27.49%)

1.41 hits per line

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0.0

/middleware/commandhandler/lock/local_lock.go

// Copyright (c) 2021 - The Event Horizon authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package lock

import "sync"

// LocalLock is a Lock implemention using local locking only. Not suitable for
// use in distributed environments.
type LocalLock struct {
        locks map[string]struct{}
        mu    sync.Mutex
}

// NewLocalLock creates a new LocalLock.
func NewLocalLock() *LocalLock {
        return &LocalLock{
                locks: map[string]struct{}{},
        }
}

// Lock implements the Lock method of the Lock interface.
func (l *LocalLock) Lock(id string) error {
        l.mu.Lock()
        defer l.mu.Unlock()

        if _, ok := l.locks[id]; ok {
                return ErrLockExists
        }

        l.locks[id] = struct{}{}

        return nil
}

// Unlock implements the Unlock method of the Lock interface.
func (l *LocalLock) Unlock(id string) error {
        l.mu.Lock()
        defer l.mu.Unlock()

        if _, ok := l.locks[id]; !ok {
                return ErrNoLockExists
        }

        delete(l.locks, id)

        return nil
}

1	// Copyright (c) 2021 - The Event Horizon authors.
2	//
3	// Licensed under the Apache License, Version 2.0 (the "License");
4	// you may not use this file except in compliance with the License.
5	// You may obtain a copy of the License at
6	//
7	// http://www.apache.org/licenses/LICENSE-2.0
8	//
9	// Unless required by applicable law or agreed to in writing, software
10	// distributed under the License is distributed on an "AS IS" BASIS,
11	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12	// See the License for the specific language governing permissions and
13	// limitations under the License.
14
15	package lock
16
17	import "sync"
18
19	// LocalLock is a Lock implemention using local locking only. Not suitable for
20	// use in distributed environments.
21	type LocalLock struct {
22	locks map[string]struct{}
23	mu sync.Mutex
24	}
25
26	// NewLocalLock creates a new LocalLock.
27	func NewLocalLock() *LocalLock {	×
28	return &LocalLock{	×
29	locks: map[string]struct{}{},	×
30	}	×
31	}	×
32
33	// Lock implements the Lock method of the Lock interface.
34	func (l *LocalLock) Lock(id string) error {	×
35	l.mu.Lock()	×
36	defer l.mu.Unlock()	×
37		×
38	if _, ok := l.locks[id]; ok {	×
39	return ErrLockExists	×
40	}	×
41
42	l.locks[id] = struct{}{}	×
43		×
44	return nil	×
45	}
46
47	// Unlock implements the Unlock method of the Lock interface.
48	func (l *LocalLock) Unlock(id string) error {	×
49	l.mu.Lock()	×
50	defer l.mu.Unlock()	×
51		×
52	if _, ok := l.locks[id]; !ok {	×
53	return ErrNoLockExists	×
54	}	×
55
56	delete(l.locks, id)	×
57		×
58	return nil	×
59	}

looplab / eventhorizon / 12622512440

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