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event_deleted.go
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/
event_deleted.go
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/*
* Copyright 2014-2015 Jason Woods.
*
* 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 registrar
import (
"github.com/driskell/log-courier/lc-lib/core"
)
type DeletedEvent struct {
stream core.Stream
}
func NewDeletedEvent(stream core.Stream) *DeletedEvent {
return &DeletedEvent{
stream: stream,
}
}
func (e *DeletedEvent) Process(state map[core.Stream]*FileState) {
if _, ok := state[e.stream]; ok {
log.Debug("Registrar received a deletion event for %s", *state[e.stream].Source)
} else {
log.Warning("Registrar received a deletion event for UNKNOWN (%p)", e.stream)
}
// Purge the registrar entry - means the file is deleted so we can't resume
// This keeps the state clean so it doesn't build up after thousands of log files
delete(state, e.stream)
}