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Introduce QueueManager to make seperation between store and manager (c…
…adence-workflow#3605) * Introduce QueueManager to make seperation between store and manager
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| // The MIT License (MIT) | ||
| // | ||
| // Copyright (c) 2017-2020 Uber Technologies Inc. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in all | ||
| // copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| // SOFTWARE. | ||
|
|
||
| package persistence | ||
|
|
||
| import ( | ||
| "context" | ||
| ) | ||
|
|
||
| type ( | ||
| queueManager struct { | ||
| persistence Queue | ||
| } | ||
| ) | ||
|
|
||
| var _ QueueManager = (*queueManager)(nil) | ||
|
|
||
| // NewQueueManager returns a new QueueManager | ||
| func NewQueueManager( | ||
| persistence Queue, | ||
| ) QueueManager { | ||
| return &queueManager{ | ||
| persistence: persistence, | ||
| } | ||
| } | ||
|
|
||
| func (q *queueManager) Close() { | ||
| q.persistence.Close() | ||
| } | ||
|
|
||
| func (q *queueManager) EnqueueMessage(ctx context.Context, messagePayload []byte) error { | ||
| return q.persistence.EnqueueMessage(ctx, messagePayload) | ||
| } | ||
|
|
||
| func (q *queueManager) ReadMessages(ctx context.Context, lastMessageID int64, maxCount int) ([]*QueueMessage, error) { | ||
| resp, err := q.persistence.ReadMessages(ctx, lastMessageID, maxCount) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| var output []*QueueMessage | ||
| for _, message := range resp { | ||
| output = append(output, q.fromInternalQueueMessage(message)) | ||
| } | ||
| return output, nil | ||
| } | ||
|
|
||
| func (q *queueManager) DeleteMessagesBefore(ctx context.Context, messageID int64) error { | ||
| return q.persistence.DeleteMessagesBefore(ctx, messageID) | ||
| } | ||
|
|
||
| func (q *queueManager) UpdateAckLevel(ctx context.Context, messageID int64, clusterName string) error { | ||
| return q.persistence.UpdateAckLevel(ctx, messageID, clusterName) | ||
| } | ||
|
|
||
| func (q *queueManager) GetAckLevels(ctx context.Context) (map[string]int64, error) { | ||
| return q.persistence.GetAckLevels(ctx) | ||
| } | ||
|
|
||
| func (q *queueManager) EnqueueMessageToDLQ(ctx context.Context, messagePayload []byte) (int64, error) { | ||
| return q.persistence.EnqueueMessageToDLQ(ctx, messagePayload) | ||
| } | ||
|
|
||
| func (q *queueManager) ReadMessagesFromDLQ(ctx context.Context, firstMessageID int64, lastMessageID int64, pageSize int, pageToken []byte) ([]*QueueMessage, []byte, error) { | ||
| resp, data, err := q.persistence.ReadMessagesFromDLQ(ctx, firstMessageID, lastMessageID, pageSize, pageToken) | ||
| if resp == nil { | ||
| return nil, data, err | ||
| } | ||
| var output []*QueueMessage | ||
| for _, message := range resp { | ||
| output = append(output, q.fromInternalQueueMessage(message)) | ||
| } | ||
| return output, data, err | ||
| } | ||
|
|
||
| func (q *queueManager) DeleteMessageFromDLQ(ctx context.Context, messageID int64) error { | ||
| return q.persistence.DeleteMessageFromDLQ(ctx, messageID) | ||
| } | ||
|
|
||
| func (q *queueManager) RangeDeleteMessagesFromDLQ(ctx context.Context, firstMessageID int64, lastMessageID int64) error { | ||
| return q.persistence.RangeDeleteMessagesFromDLQ(ctx, firstMessageID, lastMessageID) | ||
| } | ||
|
|
||
| func (q *queueManager) UpdateDLQAckLevel(ctx context.Context, messageID int64, clusterName string) error { | ||
| return q.persistence.UpdateDLQAckLevel(ctx, messageID, clusterName) | ||
| } | ||
|
|
||
| func (q *queueManager) GetDLQAckLevels(ctx context.Context) (map[string]int64, error) { | ||
| return q.persistence.GetDLQAckLevels(ctx) | ||
| } | ||
|
|
||
| func (q *queueManager) fromInternalQueueMessage(message *InternalQueueMessage) *QueueMessage { | ||
| return &QueueMessage{ | ||
| ID: message.ID, | ||
| QueueType: message.QueueType, | ||
| Payload: message.Payload, | ||
| } | ||
| } |
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