rclone/fs/accounting/inprogress.go

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package accounting
import (
"context"
"sync"
"github.com/rclone/rclone/fs"
)
// inProgress holds a synchronized map of in progress transfers
type inProgress struct {
mu sync.Mutex
m map[string]*Account
}
// newInProgress makes a new inProgress object
func newInProgress(ctx context.Context) *inProgress {
ci := fs.GetConfig(ctx)
return &inProgress{
m: make(map[string]*Account, ci.Transfers),
}
}
// set marks the name as in progress
func (ip *inProgress) set(name string, acc *Account) {
ip.mu.Lock()
defer ip.mu.Unlock()
ip.m[name] = acc
}
// clear marks the name as no longer in progress
func (ip *inProgress) clear(name string) {
ip.mu.Lock()
defer ip.mu.Unlock()
delete(ip.m, name)
}
// get gets the account for name, of nil if not found
func (ip *inProgress) get(name string) *Account {
ip.mu.Lock()
defer ip.mu.Unlock()
return ip.m[name]
}
// merge adds items from another inProgress
func (ip *inProgress) merge(m *inProgress) {
ip.mu.Lock()
defer ip.mu.Unlock()
m.mu.Lock()
defer m.mu.Unlock()
for key, val := range m.m {
ip.m[key] = val
}
}