| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 pulsar |
| |
| import ( |
| "reflect" |
| "time" |
| |
| "github.com/apache/pulsar-client-go/pulsar/log" |
| ) |
| |
| // TableViewOptions contains the options for creating a TableView |
| type TableViewOptions struct { |
| // Topic specifies the topic this table view will subscribe on. |
| // This argument is required when constructing the table view. |
| Topic string |
| |
| // Set the interval of updating partitions. Default to 1 minute. |
| AutoUpdatePartitionsInterval time.Duration |
| |
| // Schema represents the schema implementation. |
| Schema Schema |
| |
| // SchemaValueType represents the type of values for the given schema. |
| SchemaValueType reflect.Type |
| |
| // Configure the logger used by the TableView. |
| // By default, a wrapped logrus.StandardLogger will be used, namely, |
| // log.NewLoggerWithLogrus(logrus.StandardLogger()) |
| Logger log.Logger |
| } |
| |
| // TableView provides a key-value map view of a compacted topic. Messages without keys will be ignored. |
| type TableView interface { |
| // Size returns the number of key-value mappings in the TableView. |
| Size() int |
| |
| // IsEmpty returns true if this TableView contains no key-value mappings. |
| IsEmpty() bool |
| |
| // ContainsKey returns true if this TableView contains a mapping for the specified key. |
| ContainsKey(key string) bool |
| |
| // Get returns the value to which the specified key is mapped, or nil if this map contains no mapping for the key. |
| Get(key string) interface{} |
| |
| // Entries returns a map view of the mappings contained in this TableView. |
| Entries() map[string]interface{} |
| |
| // Keys returns a slice of the keys contained in this TableView. |
| Keys() []string |
| |
| // ForEach performs the give action for each entry in this map until all entries have been processed or the action |
| // returns an error. |
| ForEach(func(string, interface{}) error) error |
| |
| // ForEachAndListen performs the give action for each entry in this map until all entries have been processed or |
| // the action returns an error. |
| ForEachAndListen(func(string, interface{}) error) error |
| |
| // Close closes the table view and releases resources allocated. |
| Close() |
| } |