Example usage for org.apache.commons.vfs UserAuthenticator requestAuthentication

Introduction

In this page you can find the example usage for org.apache.commons.vfs UserAuthenticator requestAuthentication.

Prototype

public UserAuthenticationData requestAuthentication(UserAuthenticationData.Type[] types);

Source Link

Document

queries the given type from the user

Usage

From source file:org.pentaho.s3.vfs.S3FileSystem.java

public S3Service getS3Service() {
    if (service == null || service.getProviderCredentials() == null
            || service.getProviderCredentials().getAccessKey() == null) {

        UserAuthenticator userAuthenticator = DefaultFileSystemConfigBuilder.getInstance()
                .getUserAuthenticator(getFileSystemOptions());

        String awsAccessKey = null;
        String awsSecretKey = null;

        if (userAuthenticator != null) {
            UserAuthenticationData data = userAuthenticator
                    .requestAuthentication(S3FileProvider.AUTHENTICATOR_TYPES);
            awsAccessKey = String.valueOf(data.getData(UserAuthenticationData.USERNAME));
            awsSecretKey = String.valueOf(data.getData(UserAuthenticationData.PASSWORD));
        } else {/*from   w  w  w  . j  a v  a 2 s  . com*/
            awsAccessKey = ((URLFileName) getRootName()).getUserName();
            awsSecretKey = ((URLFileName) getRootName()).getPassword();
        }
        ProviderCredentials awsCredentials = new AWSCredentials(awsAccessKey, awsSecretKey);
        try {
            service = new RestS3Service(awsCredentials);
        } catch (Throwable t) {
            System.out.println("Could not getS3Service() for " + awsCredentials.getLogString());
            t.printStackTrace();
        }
    }
    return service;
}

---