ファイルをs3にアップロード中のAWS Cognito例外

public static void main(String[] args) { 
    AmazonCognitoIdentity identityClient = new AmazonCognitoIdentityClient(new AnonymousAWSCredentials()); 
    identityClient.setEndpoint("cognito-identity.us-east-1.amazonaws.com"); 
    identityClient.setRegion(Region.getRegion(Regions.US_EAST_1)); 
    GetIdRequest idRequest = new GetIdRequest(); 
    idRequest.setAccountId("XXXXXXXXX"); 
    idRequest.setIdentityPoolId("XXXXXXX"); 
    GetIdResult idResp = identityClient.getId(idRequest); 
    String identityId = idResp.getIdentityId(); 
    GetOpenIdTokenRequest tokenRequest = new GetOpenIdTokenRequest(); 
    tokenRequest.setIdentityId(identityId); 
    GetOpenIdTokenResult tokenResp = identityClient.getOpenIdToken(tokenRequest); 
    String openIdToken = tokenResp.getToken(); 
    AWSSecurityTokenService stsClient = new AWSSecurityTokenServiceClient(new AnonymousAWSCredentials()); 
    AssumeRoleWithWebIdentityRequest stsReq = new AssumeRoleWithWebIdentityRequest(); 
    stsReq.setRoleArn(
      "arn:aws:cognito-identity:us-east-1:XXXXXX:identitypool/us-east-1:XXXXXXX"); 
    stsReq.setWebIdentityToken(openIdToken); 
    stsReq.setRoleSessionName("AppTestSession"); 


    AssumeRoleWithWebIdentityResult stsResp = stsClient.assumeRoleWithWebIdentity(stsReq); 
    Credentials stsCredentials = stsResp.getCredentials(); 

    AWSSessionCredentials sessionCredentials = new BasicSessionCredentials(stsCredentials.getAccessKeyId(), 
      stsCredentials.getSecretAccessKey(), stsCredentials.getSessionToken()); 
    Date sessionCredentialsExpiration = stsCredentials.getExpiration(); 
    System.out.println("session credentials expiration -> " + sessionCredentialsExpiration); 

    String bucketName = "s3fileupload"; 
    String keyName = "cognitokey"; 
    String uploadFileName = "/home/fresher/Downloads/say-hello.jpg"; 
    AmazonS3 s3client = new AmazonS3Client(sessionCredentials); 
    s3client.setEndpoint("s3fileupload.s3-website-us-west-2.amazonaws.com"); 

    File file = new File(uploadFileName); 
    s3client.putObject(new PutObjectRequest(bucketName, keyName, file)); 
}

「ARNが無効です」という例外が表示されています。これで私を案内してもらえますか？ファイルをs3にアップロード中のAWS Cognito例外

要求ARNは（：;：400;エラーコード：ValidationErrorを、IDを要求します：ステータスコードAWSSecurityTokenServiceサービスXXXXXXXXXXXXXXXXXX）無効であるあなたのSTSで

出典

2016-04-05 Vinay Kumar