/
example_json_loader.go
55 lines (44 loc) · 1.5 KB
/
example_json_loader.go
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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
// Example for: *jsonparser2v2*
// This example demonstrates loading an SPDX json from disk into memory,
// and then logging out some attributes to the console .
package main
import (
"fmt"
"os"
"strings"
"github.com/spdx/tools-golang/jsonloader"
)
func main() {
// check that we've received the right number of arguments
args := os.Args
if len(args) != 3 {
fmt.Printf("Usage: %v <spdx-file-in> <spdx-file-out>\n", args[0])
fmt.Printf(" Load SPDX 2.2 tag-value file <spdx-file-in>, and\n")
fmt.Printf(" save it out to <spdx-file-out>.\n")
return
}
// open the SPDX file
fileIn := args[1]
r, err := os.Open(fileIn)
if err != nil {
fmt.Printf("Error while opening %v for reading: %v", fileIn, err)
return
}
defer r.Close()
// try to load the SPDX file's contents as a json file, version 2.2
doc, err := jsonloader.Load2_2(r)
if err != nil {
fmt.Printf("Error while parsing %v: %v", args[1], err)
return
}
// if we got here, the file is now loaded into memory.
fmt.Printf("Successfully loaded %s\n", args[1])
fmt.Println(strings.Repeat("=", 80))
fmt.Println("Some Attributes of the Document:")
fmt.Printf("Document Name: %s\n", doc.CreationInfo.DocumentName)
fmt.Printf("DataLicense: %s\n", doc.CreationInfo.DataLicense)
fmt.Printf("Document NameSpace: %s\n", doc.CreationInfo.DocumentNamespace)
fmt.Printf("SPDX Document Version: %s\n", doc.CreationInfo.SPDXVersion)
fmt.Println(strings.Repeat("=", 80))
}