remove pkg directory;

remove build directory;
remove githook directory;

client/cache/cache.go

@@ -0,0 +1,104 @@
+// Copyright 2014 beego Author. All Rights Reserved.
+//
+// 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 cache provide a Cache interface and some implement engine
+// Usage:
+//
+// import(
+//   "github.com/astaxie/beego/cache"
+// )
+//
+// bm, err := cache.NewCache("memory", `{"interval":60}`)
+//
+// Use it like this:
+//
+//	bm.Put("astaxie", 1, 10 * time.Second)
+//	bm.Get("astaxie")
+//	bm.IsExist("astaxie")
+//	bm.Delete("astaxie")
+//
+//  more docs http://beego.me/docs/module/cache.md
+package cache
+
+import (
+	"context"
+	"fmt"
+	"time"
+)
+
+// Cache interface contains all behaviors for cache adapter.
+// usage:
+//	cache.Register("file",cache.NewFileCache) // this operation is run in init method of file.go.
+//	c,err := cache.NewCache("file","{....}")
+//	c.Put("key",value, 3600 * time.Second)
+//	v := c.Get("key")
+//
+//	c.Incr("counter")  // now is 1
+//	c.Incr("counter")  // now is 2
+//	count := c.Get("counter").(int)
+type Cache interface {
+	// Get a cached value by key.
+	Get(ctx context.Context, key string) (interface{}, error)
+	// GetMulti is a batch version of Get.
+	GetMulti(ctx context.Context, keys []string) ([]interface{}, error)
+	// Set a cached value with key and expire time.
+	Put(ctx context.Context, key string, val interface{}, timeout time.Duration) error
+	// Delete cached value by key.
+	Delete(ctx context.Context, key string) error
+	// Increment a cached int value by key, as a counter.
+	Incr(ctx context.Context, key string) error
+	// Decrement a cached int value by key, as a counter.
+	Decr(ctx context.Context, key string) error
+	// Check if a cached value exists or not.
+	IsExist(ctx context.Context, key string) (bool, error)
+	// Clear all cache.
+	ClearAll(ctx context.Context) error
+	// Start gc routine based on config string settings.
+	StartAndGC(config string) error
+}
+
+// Instance is a function create a new Cache Instance
+type Instance func() Cache
+
+var adapters = make(map[string]Instance)
+
+// Register makes a cache adapter available by the adapter name.
+// If Register is called twice with the same name or if driver is nil,
+// it panics.
+func Register(name string, adapter Instance) {
+	if adapter == nil {
+		panic("cache: Register adapter is nil")
+	}
+	if _, ok := adapters[name]; ok {
+		panic("cache: Register called twice for adapter " + name)
+	}
+	adapters[name] = adapter
+}
+
+// NewCache creates a new cache driver by adapter name and config string.
+// config: must be in JSON format such as {"interval":360}.
+// Starts gc automatically.
+func NewCache(adapterName, config string) (adapter Cache, err error) {
+	instanceFunc, ok := adapters[adapterName]
+	if !ok {
+		err = fmt.Errorf("cache: unknown adapter name %q (forgot to import?)", adapterName)
+		return
+	}
+	adapter = instanceFunc()
+	err = adapter.StartAndGC(config)
+	if err != nil {
+		adapter = nil
+	}
+	return
+}