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@@ -4,5 +4,6 @@ go 1.12 | |
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| require ( | ||
| github.com/gogf/gf v1.9.10 | ||
| github.com/xujiajun/nutsdb v0.4.0 | ||
| github.com/zserge/lorca v0.1.8 | ||
| ) | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| package nustdb | ||
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| import ( | ||
| "fmt" | ||
| "log" | ||
| "testing" | ||
| ) | ||
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| func TestDBClient(t *testing.T) { | ||
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| //最后关闭连接 | ||
| defer DBs.db.Close() | ||
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| //写入数据 | ||
| keys:="kkkk" | ||
| value:="vvvv" | ||
| if err := DBs.SetData(keys, value);err!=nil{ | ||
| log.Fatal(err) | ||
| }else{ | ||
| fmt.Println(keys) | ||
| } | ||
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| //查询数据 | ||
| if data,err:=DBs.GetData(keys);err!=nil{ | ||
| log.Fatal(err) | ||
| }else{ | ||
| fmt.Println(data) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package nustdb | ||
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| import ( | ||
| "github.com/xujiajun/nutsdb" | ||
| "log" | ||
| ) | ||
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| var DBs *DBClient | ||
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| // 创建并打开数据库 | ||
| func init(){ | ||
| DBs=&DBClient{ | ||
| bucket:"db0", | ||
| dbdir:"/tmp/nutsdb", | ||
| } | ||
| DBs.OpenDB() | ||
| } | ||
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| // IDBClient interface | ||
| type IDBClient interface { | ||
| OpenDB() | ||
| GetData(string) | ||
| SetData(string,string) | ||
| } | ||
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| // DBClient struct | ||
| type DBClient struct { | ||
| db *nutsdb.DB | ||
| dbdir string | ||
| bucket string | ||
| } | ||
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| // OpenDB() 打开数据库 | ||
| func (d *DBClient) OpenDB(){ | ||
| opt := nutsdb.DefaultOptions | ||
| opt.Dir = d.dbdir | ||
| db, err := nutsdb.Open(opt) | ||
| if err != nil {log.Fatal(err)} | ||
| d.db=db | ||
| } | ||
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| // GetData() 读取数据 | ||
| func (d *DBClient) GetData(keys string)(string,error){ | ||
| key := []byte(keys) | ||
| data:="" | ||
| if err := d.db.View( | ||
| func(tx *nutsdb.Tx) error { | ||
| if e, err := tx.Get(d.bucket, key);err!=nil{ | ||
| log.Fatal(err) | ||
| }else{ | ||
| data=string(e.Value) | ||
| } | ||
| return nil | ||
| }); err != nil { | ||
| return "",err | ||
| } | ||
| return data, nil | ||
| } | ||
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| // SetData(keys,value) 写入数据 | ||
| func (d *DBClient) SetData(keys,value string) error{ | ||
| key := []byte(keys) | ||
| val := []byte(value) | ||
| if err := d.db.Update( | ||
| func(tx *nutsdb.Tx) error { | ||
| if err := tx.Put(d.bucket, key, val, 0); err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| }); err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } |
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