modify the sample main function, let the implementation of a single sample

sample.go

@@ -3,12 +3,38 @@
 package main
 
 import (
+	"flag"
 	"fmt"
+	"os"
 
 	"github.com/aliyun/aliyun-oss-go-sdk/sample"
 )
 
+// sampleMap contains all samples
+var sampleMap = map[string]interface{}{
+	"CreateBucketSample":    sample.CreateBucketSample,
+	"NewBucketSample":       sample.NewBucketSample,
+	"ListBucketsSample":     sample.ListBucketsSample,
+	"BucketACLSample":       sample.BucketACLSample,
+	"BucketLifecycleSample": sample.BucketLifecycleSample,
+	"BucketRefererSample":   sample.BucketRefererSample,
+	"BucketLoggingSample":   sample.BucketLoggingSample,
+	"BucketCORSSample":      sample.BucketCORSSample,
+	"ObjectACLSample":       sample.ObjectACLSample,
+	"ObjectMetaSample":      sample.ObjectMetaSample,
+	"ListObjectsSample":     sample.ListObjectsSample,
+	"DeleteObjectSample":    sample.DeleteObjectSample,
+	"AppendObjectSample":    sample.AppendObjectSample,
+	"CopyObjectSample":      sample.CopyObjectSample,
+	"PutObjectSample":       sample.PutObjectSample,
+	"GetObjectSample":       sample.GetObjectSample,
+	"CnameSample":           sample.CnameSample,
+	"SignURLSample":         sample.SignURLSample,
+	"ArchiveSample":         sample.ArchiveSample,
+}
+
 func main() {
+<<<<<<< HEAD
 	sample.CreateBucketSample()
 	sample.NewBucketSample()
 	sample.ListBucketsSample()
@@ -34,4 +60,45 @@ func main() {
 	sample.ObjectTaggingSample()
 
 	fmt.Println("All samples completed")
+=======
+	var name string
+	flag.StringVar(&name, "name", "", "the sample name")
+	flag.Parse()
+
+	if len(name) <= 0 {
+		fmt.Println("please enter your sample's name\n like '-name CreateBucketSample'")
+		os.Exit(-1)
+	} else {
+		if sampleMap[name] == nil {
+			fmt.Println("the " + name + "is not exist.")
+			os.Exit(-1)
+		}
+		sampleMap[name].(func())()
+	}
+
+	// sample.CreateBucketSample()
+	// sample.NewBucketSample()
+	// sample.ListBucketsSample()
+	// sample.BucketACLSample()
+	// sample.BucketLifecycleSample()
+	// sample.BucketRefererSample()
+	// sample.BucketLoggingSample()
+	// sample.BucketCORSSample()
+
+	// sample.ObjectACLSample()
+	// sample.ObjectMetaSample()
+	// sample.ListObjectsSample()
+	// sample.DeleteObjectSample()
+	// sample.AppendObjectSample()
+	// sample.CopyObjectSample()
+	// sample.PutObjectSample()
+	// sample.GetObjectSample()
+
+	// sample.CnameSample()
+	// sample.SignURLSample()
+
+	// sample.ArchiveSample()
+
+	// fmt.Println("All samples completed")
+>>>>>>> 86eaf1f... modify the sample main function, let the implementation of a single sample
 }