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VaccineDemo.java
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VaccineDemo.java
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package trinsic;
import org.junit.jupiter.api.Assertions;
import trinsic.okapi.DidException;
import trinsic.services.AccountService;
import trinsic.services.CredentialsService;
import trinsic.services.WalletService;
import trinsic.services.universalwallet.v1.UniversalWalletOuterClass;
import trinsic.services.verifiablecredentials.v1.VerifiableCredentials;
import java.io.*;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.concurrent.ExecutionException;
public class VaccineDemo {
public static void main(String[] args) throws IOException, DidException, ExecutionException, InterruptedException {
run();
}
public static void run() throws IOException, DidException, ExecutionException, InterruptedException {
// createService() {
var serverConfig = TrinsicUtilities.getTrinsicServiceOptions();
System.out.println("Connecting to:\n" + serverConfig);
var accountService = new AccountService(serverConfig);
// }
// setupActors() {
// Create 3 different profiles for each participant in the scenario
var allison = accountService.signIn().get();
var clinic = accountService.signIn().get();
var airline = accountService.signIn().get();
// }
// createService() {
var walletService = new WalletService(TrinsicUtilities.getTrinsicServiceOptions(allison));
var credentialsService = new CredentialsService(TrinsicUtilities.getTrinsicServiceOptions(clinic));
// }
// storeAndRecallProfile() {
var writeFile = new BufferedWriter(new FileWriter("allison.txt"));
writeFile.write(allison);
writeFile.flush();
writeFile.close();
// Create profile from existing data
var readFile = new BufferedReader(new FileReader("allison.txt"));
allison = readFile.readLine().strip();
readFile.close();
// }
// issueCredential() {
// Sign a credential as the clinic and send it to Allison
var credentialJson = Files.readString(vaccineCertUnsignedPath());
var issueResult = credentialsService.issueCredential(VerifiableCredentials.IssueRequest.newBuilder().setDocumentJson(credentialJson).build()).get();
var credential = issueResult.getSignedDocumentJson();
System.out.println("Credential: " + credential);
// }
// storeCredential() {
// Alice stores the credential in her cloud wallet.
var insertItemResponse = walletService.insertItem(UniversalWalletOuterClass.InsertItemRequest.newBuilder().setItemJson(credential).build()).get();
final var itemId = insertItemResponse.getItemId();
System.out.println("item id = " + itemId);
// }
// shareCredential() {
// Allison shares the credential with the venue.
// The venue has communicated with Allison the details of the credential
// that they require expressed as a JSON-LD frame.
credentialsService.setProfile(allison);
var proofRequestJson = Files.readString(vaccineCertFramePath());
var createProofResponse = credentialsService.createProof(VerifiableCredentials.CreateProofRequest.newBuilder().setItemId(itemId).setRevealDocumentJson(proofRequestJson).build()).get();
var credentialProof = createProofResponse.getProofDocumentJson();
System.out.println("Proof: " + credentialProof);
// }
// verifyCredential() {
// The airline verifies the credential
credentialsService.setProfile(airline);
var verifyProofResponse = credentialsService.verifyProof(VerifiableCredentials.VerifyProofRequest.newBuilder().setProofDocumentJson(credentialProof).build()).get();
var isValid = verifyProofResponse.getIsValid();
System.out.println("Verification result: " + isValid);
Assertions.assertTrue(isValid);
// }
accountService.shutdown();
credentialsService.shutdown();
walletService.shutdown();
}
// pathData() {
public static String baseTestPath() {
return Path.of(new File("").getAbsolutePath(), "..", "devops", "testdata").toAbsolutePath().toString();
}
public static Path vaccineCertUnsignedPath() {
return Path.of(baseTestPath(), "vaccination-certificate-unsigned.jsonld");
}
public static Path vaccineCertFramePath() {
return Path.of(baseTestPath(), "vaccination-certificate-frame.jsonld");
}
// }
}