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pkg/jsonhelper/jsonhelper.go

@@ -0,0 +1,36 @@
+package jsonhelper
+
+import (
+	"github.com/bytedance/sonic"
+	jsonIterator "github.com/json-iterator/go"
+	"github.com/vmihailenco/msgpack/v5"
+)
+
+var (
+	IJson = jsonIterator.ConfigCompatibleWithStandardLibrary
+	// Marshal is exported by common package.
+	Marshal = IJson.Marshal
+	// Unmarshal is exported by common package.
+	Unmarshal = IJson.Unmarshal
+	// MarshalIndent is exported by common package.
+	MarshalIndent = IJson.MarshalIndent
+	// NewDecoder is exported by common package.
+	NewDecoder = IJson.NewDecoder
+	// NewEncoder is exported by common package.
+	NewEncoder = IJson.NewEncoder
+
+	// MarshalMsgPack msgpack方式序列化
+	MarshalMsgPack = msgpack.Marshal
+	// msgpack方式反序列化
+	UnmarshalMsgPack  = msgpack.Unmarshal
+	NewDecoderMsgPack = msgpack.NewDecoder
+	NewEncoderMsgPack = msgpack.NewEncoder
+)
+
+func ToJsonString(v interface{}) string {
+	if result, err := sonic.Marshal(v); err == nil {
+		return string(result)
+	}
+
+	return ""
+}

pkg/jsonhelper/jsonhelper_test.go

@@ -0,0 +1,31 @@
+package jsonhelper
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+var jsonStr = `{"W":1561651}`
+
+var obj struct {
+	W int
+}
+
+// 对比下 IJson 和 系统自带的 json 的效率
+// go test -bench=_QE_ -benchmem -run=^$
+// -benchtime 默认为1秒  -benchmem 获得内存分配的统计数据
+func Benchmark_QE_1(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		json.Unmarshal([]byte(jsonStr), &obj)
+	}
+}
+
+func Benchmark_QE_2(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		Unmarshal([]byte(jsonStr), &obj)
+	}
+}
+
+// Benchmark_QE_1-6         2252055               531.2 ns/op           240 B/op          6 allocs/op
+// Benchmark_QE_2-6         7650109               158.7 ns/op            16 B/op          1 allocs/op
+// 确实快了很多  不知道复杂的结构会不会不一样