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/*
 * Copyright 2010-2016 Amazon.com, Inc. or its affiliates. All Rights
 * Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package com.amazonaws.services.securitytoken;
import com.amazonaws.services.securitytoken.model.*;
/**
 * Interface for accessing AWS STS asynchronously. Each asynchronous method will
 * return a Java Future object representing the asynchronous operation;
 * overloads which accept an {@code AsyncHandler} can be used to receive
 * notification when an asynchronous operation completes.
 * 
 * AWS Security Token Service 
 * 
 * The AWS Security Token Service (STS) is a web service that enables you to
 * request temporary, limited-privilege credentials for AWS Identity and Access
 * Management (IAM) users or for users that you authenticate (federated users).
 * This guide provides descriptions of the STS API. For more detailed
 * information about using this service, go to Temporary Security Credentials.
 * 
 * 
 * 
 * As an alternative to using the API, you can use one of the AWS SDKs, which
 * consist of libraries and sample code for various programming languages and
 * platforms (Java, Ruby, .NET, iOS, Android, etc.). The SDKs provide a
 * convenient way to create programmatic access to STS. For example, the SDKs
 * take care of cryptographically signing requests, managing errors, and
 * retrying requests automatically. For information about the AWS SDKs,
 * including how to download and install them, see the Tools for Amazon Web Services page.
 * 
 *  
 * 
 * For information about setting up signatures and authorization through the
 * API, go to Signing AWS API Requests in the AWS General Reference. For
 * general information about the Query API, go to Making Query Requests in Using IAM. For information about using
 * security tokens with other AWS products, go to AWS Services That Work with IAM in the IAM User Guide.
 * 
 * 
 * If you're new to AWS and need additional technical information about a
 * specific AWS product, you can find the product's technical documentation at
 * http://aws.amazon.com/
 * documentation/.
 * 
 * 
 * Endpoints
 * 
 * 
 * The AWS Security Token Service (STS) has a default endpoint of
 * https://sts.amazonaws.com that maps to the US East (N. Virginia) region.
 * Additional regions are available and are activated by default. For more
 * information, see Activating and Deactivating AWS STS in an AWS Region in the IAM User
 * Guide.
 * 
 * 
 * For information about STS endpoints, see Regions and Endpoints in the AWS General Reference.
 * 
 * 
 * Recording API requests
 * 
 * 
 * STS supports AWS CloudTrail, which is a service that records AWS calls for
 * your AWS account and delivers log files to an Amazon S3 bucket. By using
 * information collected by CloudTrail, you can determine what requests were
 * successfully made to STS, who made the request, when it was made, and so on.
 * To learn more about CloudTrail, including how to turn it on and find your log
 * files, see the AWS CloudTrail User Guide.
 * 
 */
public interface AWSSecurityTokenServiceAsync extends AWSSecurityTokenService {
    /**
     * 
     * Returns a set of temporary security credentials (consisting of an access
     * key ID, a secret access key, and a security token) that you can use to
     * access AWS resources that you might not normally have access to.
     * Typically, you use AssumeRole for cross-account access or
     * federation. For a comparison of AssumeRole with the other
     * APIs that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * Important: You cannot call AssumeRole by using AWS
     * root account credentials; access is denied. You must use credentials for
     * an IAM user or an IAM role to call AssumeRole.
     * 
     * 
     * For cross-account access, imagine that you own multiple accounts and need
     * to access resources in each account. You could create long-term
     * credentials in each account to access those resources. However, managing
     * all those credentials and remembering which one can access which account
     * can be time consuming. Instead, you can create one set of long-term
     * credentials in one account and then use temporary security credentials to
     * access all the other accounts by assuming roles in those accounts. For
     * more information about roles, see IAM
     * Roles (Delegation and Federation) in the IAM User Guide.
     * 
     * 
     * For federation, you can, for example, grant single sign-on access to the
     * AWS Management Console. If you already have an identity and
     * authentication system in your corporate network, you don't have to
     * recreate user identities in AWS in order to grant those user identities
     * access to AWS. Instead, after a user has been authenticated, you call
     * AssumeRole (and specify the role with the appropriate
     * permissions) to get temporary security credentials for that user. With
     * those temporary security credentials, you construct a sign-in URL that
     * users can use to access the console. For more information, see Common Scenarios for Temporary Credentials in the IAM User
     * Guide.
     * 
     * 
     * The temporary security credentials are valid for the duration that you
     * specified when calling AssumeRole, which can be from 900
     * seconds (15 minutes) to a maximum of 3600 seconds (1 hour). The default
     * is 1 hour.
     * 
     * 
     * The temporary security credentials created by AssumeRole can
     * be used to make API calls to any AWS service with the following
     * exception: you cannot call the STS service's
     * GetFederationToken or GetSessionToken APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * To assume a role, your AWS account must be trusted by the role. The trust
     * relationship is defined in the role's trust policy when the role is
     * created. That trust policy states which accounts are allowed to delegate
     * access to this account's role.
     * 
     * 
     * The user who wants to access the role must also have permissions
     * delegated from the role's administrator. If the user is in a different
     * account than the role, then the user's administrator must attach a policy
     * that allows the user to call AssumeRole on the ARN of the role in the
     * other account. If the user is in the same account as the role, then you
     * can either attach a policy to the user (identical to the previous
     * different account user), or you can add the user as a principal directly
     * in the role's trust policy
     * 
     * 
     * Using MFA with AssumeRole
     * 
     * 
     * You can optionally include multi-factor authentication (MFA) information
     * when you call AssumeRole. This is useful for cross-account
     * scenarios in which you want to make sure that the user who is assuming
     * the role has been authenticated using an AWS MFA device. In that
     * scenario, the trust policy of the role being assumed includes a condition
     * that tests for MFA authentication; if the caller does not include valid
     * MFA information, the request to assume the role is denied. The condition
     * in a trust policy that tests for MFA authentication might look like the
     * following example.
     * 
     * 
     * "Condition": {"Bool": {"aws:MultiFactorAuthPresent": true}}
     * 
     * 
     * For more information, see Configuring MFA-Protected API Access in the IAM User Guide
     * guide.
     * 
     * 
     * To use MFA with AssumeRole, you pass values for the
     * SerialNumber and TokenCode parameters. The
     * SerialNumber value identifies the user's hardware or virtual
     * MFA device. The TokenCode is the time-based one-time
     * password (TOTP) that the MFA devices produces.
     * 
     * 
     * @param assumeRoleRequest
     * @return A Java Future containing the result of the AssumeRole operation
     *         returned by the service.
     * @sample AWSSecurityTokenServiceAsync.AssumeRole
     */
    java.util.concurrent.Future assumeRoleAsync(
            AssumeRoleRequest assumeRoleRequest);
    /**
     * 
     * Returns a set of temporary security credentials (consisting of an access
     * key ID, a secret access key, and a security token) that you can use to
     * access AWS resources that you might not normally have access to.
     * Typically, you use AssumeRole for cross-account access or
     * federation. For a comparison of AssumeRole with the other
     * APIs that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * Important: You cannot call AssumeRole by using AWS
     * root account credentials; access is denied. You must use credentials for
     * an IAM user or an IAM role to call AssumeRole.
     * 
     * 
     * For cross-account access, imagine that you own multiple accounts and need
     * to access resources in each account. You could create long-term
     * credentials in each account to access those resources. However, managing
     * all those credentials and remembering which one can access which account
     * can be time consuming. Instead, you can create one set of long-term
     * credentials in one account and then use temporary security credentials to
     * access all the other accounts by assuming roles in those accounts. For
     * more information about roles, see IAM
     * Roles (Delegation and Federation) in the IAM User Guide.
     * 
     * 
     * For federation, you can, for example, grant single sign-on access to the
     * AWS Management Console. If you already have an identity and
     * authentication system in your corporate network, you don't have to
     * recreate user identities in AWS in order to grant those user identities
     * access to AWS. Instead, after a user has been authenticated, you call
     * AssumeRole (and specify the role with the appropriate
     * permissions) to get temporary security credentials for that user. With
     * those temporary security credentials, you construct a sign-in URL that
     * users can use to access the console. For more information, see Common Scenarios for Temporary Credentials in the IAM User
     * Guide.
     * 
     * 
     * The temporary security credentials are valid for the duration that you
     * specified when calling AssumeRole, which can be from 900
     * seconds (15 minutes) to a maximum of 3600 seconds (1 hour). The default
     * is 1 hour.
     * 
     * 
     * The temporary security credentials created by AssumeRole can
     * be used to make API calls to any AWS service with the following
     * exception: you cannot call the STS service's
     * GetFederationToken or GetSessionToken APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * To assume a role, your AWS account must be trusted by the role. The trust
     * relationship is defined in the role's trust policy when the role is
     * created. That trust policy states which accounts are allowed to delegate
     * access to this account's role.
     * 
     * 
     * The user who wants to access the role must also have permissions
     * delegated from the role's administrator. If the user is in a different
     * account than the role, then the user's administrator must attach a policy
     * that allows the user to call AssumeRole on the ARN of the role in the
     * other account. If the user is in the same account as the role, then you
     * can either attach a policy to the user (identical to the previous
     * different account user), or you can add the user as a principal directly
     * in the role's trust policy
     * 
     * 
     * Using MFA with AssumeRole
     * 
     * 
     * You can optionally include multi-factor authentication (MFA) information
     * when you call AssumeRole. This is useful for cross-account
     * scenarios in which you want to make sure that the user who is assuming
     * the role has been authenticated using an AWS MFA device. In that
     * scenario, the trust policy of the role being assumed includes a condition
     * that tests for MFA authentication; if the caller does not include valid
     * MFA information, the request to assume the role is denied. The condition
     * in a trust policy that tests for MFA authentication might look like the
     * following example.
     * 
     * 
     * "Condition": {"Bool": {"aws:MultiFactorAuthPresent": true}}
     * 
     * 
     * For more information, see Configuring MFA-Protected API Access in the IAM User Guide
     * guide.
     * 
     * 
     * To use MFA with AssumeRole, you pass values for the
     * SerialNumber and TokenCode parameters. The
     * SerialNumber value identifies the user's hardware or virtual
     * MFA device. The TokenCode is the time-based one-time
     * password (TOTP) that the MFA devices produces.
     * 
     * 
     * @param assumeRoleRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the AssumeRole operation
     *         returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.AssumeRole
     */
    java.util.concurrent.Future assumeRoleAsync(
            AssumeRoleRequest assumeRoleRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Returns a set of temporary security credentials for users who have been
     * authenticated via a SAML authentication response. This operation provides
     * a mechanism for tying an enterprise identity store or directory to
     * role-based AWS access without user-specific credentials or configuration.
     * For a comparison of AssumeRoleWithSAML with the other APIs
     * that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The temporary security credentials returned by this operation consist of
     * an access key ID, a secret access key, and a security token. Applications
     * can use these temporary security credentials to sign calls to AWS
     * services.
     * 
     * 
     * The temporary security credentials are valid for the duration that you
     * specified when calling AssumeRole, or until the time
     * specified in the SAML authentication response's
     * SessionNotOnOrAfter value, whichever is shorter. The
     * duration can be from 900 seconds (15 minutes) to a maximum of 3600
     * seconds (1 hour). The default is 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * AssumeRoleWithSAML can be used to make API calls to any AWS
     * service with the following exception: you cannot call the STS service's
     * GetFederationToken or GetSessionToken APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * Before your application can call AssumeRoleWithSAML, you
     * must configure your SAML identity provider (IdP) to issue the claims
     * required by AWS. Additionally, you must use AWS Identity and Access
     * Management (IAM) to create a SAML provider entity in your AWS account
     * that represents your identity provider, and create an IAM role that
     * specifies this SAML provider in its trust policy.
     * 
     * 
     * Calling AssumeRoleWithSAML does not require the use of AWS
     * security credentials. The identity of the caller is validated by using
     * keys in the metadata document that is uploaded for the SAML provider
     * entity for your identity provider.
     * 
     * 
     * 
     * Calling AssumeRoleWithSAML can result in an entry in your
     * AWS CloudTrail logs. The entry includes the value in the
     * NameID element of the SAML assertion. We recommend that you
     * use a NameIDType that is not associated with any personally identifiable
     * information (PII). For example, you could instead use the Persistent
     * Identifier (
     * urn:oasis:names:tc:SAML:2.0:nameid-format:persistent).
     * 
     *  
     * 
     * For more information, see the following resources:
     * 
     * 
     * - 
     * 
     * About SAML 2.0-based Federation in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Creating SAML Identity Providers in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Configuring a Relying Party and Claims in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Creating a Role for SAML 2.0 Federation in the IAM User
     * Guide.
     * 
     *  
     * 
     * 
     * @param assumeRoleWithSAMLRequest
     * @return A Java Future containing the result of the AssumeRoleWithSAML
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.AssumeRoleWithSAML
     */
    java.util.concurrent.Future assumeRoleWithSAMLAsync(
            AssumeRoleWithSAMLRequest assumeRoleWithSAMLRequest);
    /**
     * 
     * Returns a set of temporary security credentials for users who have been
     * authenticated via a SAML authentication response. This operation provides
     * a mechanism for tying an enterprise identity store or directory to
     * role-based AWS access without user-specific credentials or configuration.
     * For a comparison of AssumeRoleWithSAML with the other APIs
     * that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The temporary security credentials returned by this operation consist of
     * an access key ID, a secret access key, and a security token. Applications
     * can use these temporary security credentials to sign calls to AWS
     * services.
     * 
     * 
     * The temporary security credentials are valid for the duration that you
     * specified when calling AssumeRole, or until the time
     * specified in the SAML authentication response's
     * SessionNotOnOrAfter value, whichever is shorter. The
     * duration can be from 900 seconds (15 minutes) to a maximum of 3600
     * seconds (1 hour). The default is 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * AssumeRoleWithSAML can be used to make API calls to any AWS
     * service with the following exception: you cannot call the STS service's
     * GetFederationToken or GetSessionToken APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * Before your application can call AssumeRoleWithSAML, you
     * must configure your SAML identity provider (IdP) to issue the claims
     * required by AWS. Additionally, you must use AWS Identity and Access
     * Management (IAM) to create a SAML provider entity in your AWS account
     * that represents your identity provider, and create an IAM role that
     * specifies this SAML provider in its trust policy.
     * 
     * 
     * Calling AssumeRoleWithSAML does not require the use of AWS
     * security credentials. The identity of the caller is validated by using
     * keys in the metadata document that is uploaded for the SAML provider
     * entity for your identity provider.
     * 
     * 
     * 
     * Calling AssumeRoleWithSAML can result in an entry in your
     * AWS CloudTrail logs. The entry includes the value in the
     * NameID element of the SAML assertion. We recommend that you
     * use a NameIDType that is not associated with any personally identifiable
     * information (PII). For example, you could instead use the Persistent
     * Identifier (
     * urn:oasis:names:tc:SAML:2.0:nameid-format:persistent).
     * 
     *  
     * 
     * For more information, see the following resources:
     * 
     * 
     * - 
     * 
     * About SAML 2.0-based Federation in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Creating SAML Identity Providers in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Configuring a Relying Party and Claims in the IAM User Guide.
     * 
     *  
     * - 
     * 
     * Creating a Role for SAML 2.0 Federation in the IAM User
     * Guide.
     * 
     *  
     * 
     * 
     * @param assumeRoleWithSAMLRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the AssumeRoleWithSAML
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.AssumeRoleWithSAML
     */
    java.util.concurrent.Future assumeRoleWithSAMLAsync(
            AssumeRoleWithSAMLRequest assumeRoleWithSAMLRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Returns a set of temporary security credentials for users who have been
     * authenticated in a mobile or web application with a web identity
     * provider, such as Amazon Cognito, Login with Amazon, Facebook, Google, or
     * any OpenID Connect-compatible identity provider.
     * 
     * 
     * 
     * For mobile applications, we recommend that you use Amazon Cognito. You
     * can use Amazon Cognito with the AWS SDK for iOS and the AWS SDK for Android to
     * uniquely identify a user and supply the user with a consistent identity
     * throughout the lifetime of an application.
     * 
     * 
     * To learn more about Amazon Cognito, see Amazon Cognito Overview in the AWS SDK for Android Developer
     * Guide guide and Amazon Cognito Overview in the AWS SDK for iOS Developer
     * Guide.
     * 
     *  
     * 
     * Calling AssumeRoleWithWebIdentity does not require the use
     * of AWS security credentials. Therefore, you can distribute an application
     * (for example, on mobile devices) that requests temporary security
     * credentials without including long-term AWS credentials in the
     * application, and without deploying server-based proxy services that use
     * long-term AWS credentials. Instead, the identity of the caller is
     * validated by using a token from the web identity provider. For a
     * comparison of AssumeRoleWithWebIdentity with the other APIs
     * that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The temporary security credentials returned by this API consist of an
     * access key ID, a secret access key, and a security token. Applications
     * can use these temporary security credentials to sign calls to AWS service
     * APIs.
     * 
     * 
     * The credentials are valid for the duration that you specified when
     * calling AssumeRoleWithWebIdentity, which can be from 900
     * seconds (15 minutes) to a maximum of 3600 seconds (1 hour). The default
     * is 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * AssumeRoleWithWebIdentity can be used to make API calls to
     * any AWS service with the following exception: you cannot call the STS
     * service's GetFederationToken or GetSessionToken
     * APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * Before your application can call AssumeRoleWithWebIdentity,
     * you must have an identity token from a supported identity provider and
     * create a role that the application can assume. The role that your
     * application assumes must trust the identity provider that is associated
     * with the identity token. In other words, the identity provider must be
     * specified in the role's trust policy.
     * 
     * 
     * 
     * Calling AssumeRoleWithWebIdentity can result in an entry in
     * your AWS CloudTrail logs. The entry includes the Subject of the provided Web Identity Token. We recommend that you
     * avoid using any personally identifiable information (PII) in this field.
     * For example, you could instead use a GUID or a pairwise identifier, as suggested in the OIDC specification.
     * 
     *  
     * 
     * For more information about how to use web identity federation and the
     * AssumeRoleWithWebIdentity API, see the following resources:
     * 
     * 
     * - 
     * 
     * Using Web Identity Federation APIs for Mobile Apps and Federation Through a Web-based Identity Provider.
     * 
     *  
     * - 
     * 
     * 
     * Web Identity Federation Playground. This interactive website lets you
     * walk through the process of authenticating via Login with Amazon,
     * Facebook, or Google, getting temporary security credentials, and then
     * using those credentials to make a request to AWS.
     * 
     *  
     * - 
     * 
     * AWS SDK for iOS and AWS SDK for Android.
     * These toolkits contain sample apps that show how to invoke the identity
     * providers, and then how to use the information from these providers to
     * get and use temporary security credentials.
     * 
     *  
     * - 
     * 
     * Web Identity
     * Federation with Mobile Applications. This article discusses web
     * identity federation and shows an example of how to use web identity
     * federation to get access to content in Amazon S3.
     * 
     *  
     * 
     * 
     * @param assumeRoleWithWebIdentityRequest
     * @return A Java Future containing the result of the
     *         AssumeRoleWithWebIdentity operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.AssumeRoleWithWebIdentity
     */
    java.util.concurrent.Future assumeRoleWithWebIdentityAsync(
            AssumeRoleWithWebIdentityRequest assumeRoleWithWebIdentityRequest);
    /**
     * 
     * Returns a set of temporary security credentials for users who have been
     * authenticated in a mobile or web application with a web identity
     * provider, such as Amazon Cognito, Login with Amazon, Facebook, Google, or
     * any OpenID Connect-compatible identity provider.
     * 
     * 
     * 
     * For mobile applications, we recommend that you use Amazon Cognito. You
     * can use Amazon Cognito with the AWS SDK for iOS and the AWS SDK for Android to
     * uniquely identify a user and supply the user with a consistent identity
     * throughout the lifetime of an application.
     * 
     * 
     * To learn more about Amazon Cognito, see Amazon Cognito Overview in the AWS SDK for Android Developer
     * Guide guide and Amazon Cognito Overview in the AWS SDK for iOS Developer
     * Guide.
     * 
     *  
     * 
     * Calling AssumeRoleWithWebIdentity does not require the use
     * of AWS security credentials. Therefore, you can distribute an application
     * (for example, on mobile devices) that requests temporary security
     * credentials without including long-term AWS credentials in the
     * application, and without deploying server-based proxy services that use
     * long-term AWS credentials. Instead, the identity of the caller is
     * validated by using a token from the web identity provider. For a
     * comparison of AssumeRoleWithWebIdentity with the other APIs
     * that produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The temporary security credentials returned by this API consist of an
     * access key ID, a secret access key, and a security token. Applications
     * can use these temporary security credentials to sign calls to AWS service
     * APIs.
     * 
     * 
     * The credentials are valid for the duration that you specified when
     * calling AssumeRoleWithWebIdentity, which can be from 900
     * seconds (15 minutes) to a maximum of 3600 seconds (1 hour). The default
     * is 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * AssumeRoleWithWebIdentity can be used to make API calls to
     * any AWS service with the following exception: you cannot call the STS
     * service's GetFederationToken or GetSessionToken
     * APIs.
     * 
     * 
     * Optionally, you can pass an IAM access policy to this operation. If you
     * choose not to pass a policy, the temporary security credentials that are
     * returned by the operation have the permissions that are defined in the
     * access policy of the role that is being assumed. If you pass a policy to
     * this operation, the temporary security credentials that are returned by
     * the operation have the permissions that are allowed by both the access
     * policy of the role that is being assumed,  and  the policy
     * that you pass. This gives you a way to further restrict the permissions
     * for the resulting temporary security credentials. You cannot use the
     * passed policy to grant permissions that are in excess of those allowed by
     * the access policy of the role that is being assumed. For more
     * information, see Permissions for AssumeRole, AssumeRoleWithSAML, and
     * AssumeRoleWithWebIdentity in the IAM User Guide.
     * 
     * 
     * Before your application can call AssumeRoleWithWebIdentity,
     * you must have an identity token from a supported identity provider and
     * create a role that the application can assume. The role that your
     * application assumes must trust the identity provider that is associated
     * with the identity token. In other words, the identity provider must be
     * specified in the role's trust policy.
     * 
     * 
     * 
     * Calling AssumeRoleWithWebIdentity can result in an entry in
     * your AWS CloudTrail logs. The entry includes the Subject of the provided Web Identity Token. We recommend that you
     * avoid using any personally identifiable information (PII) in this field.
     * For example, you could instead use a GUID or a pairwise identifier, as suggested in the OIDC specification.
     * 
     *  
     * 
     * For more information about how to use web identity federation and the
     * AssumeRoleWithWebIdentity API, see the following resources:
     * 
     * 
     * - 
     * 
     * Using Web Identity Federation APIs for Mobile Apps and Federation Through a Web-based Identity Provider.
     * 
     *  
     * - 
     * 
     * 
     * Web Identity Federation Playground. This interactive website lets you
     * walk through the process of authenticating via Login with Amazon,
     * Facebook, or Google, getting temporary security credentials, and then
     * using those credentials to make a request to AWS.
     * 
     *  
     * - 
     * 
     * AWS SDK for iOS and AWS SDK for Android.
     * These toolkits contain sample apps that show how to invoke the identity
     * providers, and then how to use the information from these providers to
     * get and use temporary security credentials.
     * 
     *  
     * - 
     * 
     * Web Identity
     * Federation with Mobile Applications. This article discusses web
     * identity federation and shows an example of how to use web identity
     * federation to get access to content in Amazon S3.
     * 
     *  
     * 
     * 
     * @param assumeRoleWithWebIdentityRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the
     *         AssumeRoleWithWebIdentity operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.AssumeRoleWithWebIdentity
     */
    java.util.concurrent.Future assumeRoleWithWebIdentityAsync(
            AssumeRoleWithWebIdentityRequest assumeRoleWithWebIdentityRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Decodes additional information about the authorization status of a
     * request from an encoded message returned in response to an AWS request.
     * 
     * 
     * For example, if a user is not authorized to perform an action that he or
     * she has requested, the request returns a
     * Client.UnauthorizedOperation response (an HTTP 403
     * response). Some AWS actions additionally return an encoded message that
     * can provide details about this authorization failure.
     * 
     * 
     * 
     * Only certain AWS actions return an encoded authorization message. The
     * documentation for an individual action indicates whether that action
     * returns an encoded message in addition to returning an HTTP code.
     * 
     *  
     * 
     * The message is encoded because the details of the authorization status
     * can constitute privileged information that the user who requested the
     * action should not see. To decode an authorization status message, a user
     * must be granted permissions via an IAM policy to request the
     * DecodeAuthorizationMessage (
     * sts:DecodeAuthorizationMessage) action.
     * 
     * 
     * The decoded message includes the following type of information:
     * 
     * 
     * - 
     * 
     * Whether the request was denied due to an explicit deny or due to the
     * absence of an explicit allow. For more information, see Determining Whether a Request is Allowed or Denied in the IAM
     * User Guide.
     * 
     *  
     * - 
     * 
     * The principal who made the request.
     * 
     *  
     * - 
     * 
     * The requested action.
     * 
     *  
     * - 
     * 
     * The requested resource.
     * 
     *  
     * - 
     * 
     * The values of condition keys in the context of the user's request.
     * 
     *  
     * 
     * 
     * @param decodeAuthorizationMessageRequest
     * @return A Java Future containing the result of the
     *         DecodeAuthorizationMessage operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.DecodeAuthorizationMessage
     */
    java.util.concurrent.Future decodeAuthorizationMessageAsync(
            DecodeAuthorizationMessageRequest decodeAuthorizationMessageRequest);
    /**
     * 
     * Decodes additional information about the authorization status of a
     * request from an encoded message returned in response to an AWS request.
     * 
     * 
     * For example, if a user is not authorized to perform an action that he or
     * she has requested, the request returns a
     * Client.UnauthorizedOperation response (an HTTP 403
     * response). Some AWS actions additionally return an encoded message that
     * can provide details about this authorization failure.
     * 
     * 
     * 
     * Only certain AWS actions return an encoded authorization message. The
     * documentation for an individual action indicates whether that action
     * returns an encoded message in addition to returning an HTTP code.
     * 
     *  
     * 
     * The message is encoded because the details of the authorization status
     * can constitute privileged information that the user who requested the
     * action should not see. To decode an authorization status message, a user
     * must be granted permissions via an IAM policy to request the
     * DecodeAuthorizationMessage (
     * sts:DecodeAuthorizationMessage) action.
     * 
     * 
     * The decoded message includes the following type of information:
     * 
     * 
     * - 
     * 
     * Whether the request was denied due to an explicit deny or due to the
     * absence of an explicit allow. For more information, see Determining Whether a Request is Allowed or Denied in the IAM
     * User Guide.
     * 
     *  
     * - 
     * 
     * The principal who made the request.
     * 
     *  
     * - 
     * 
     * The requested action.
     * 
     *  
     * - 
     * 
     * The requested resource.
     * 
     *  
     * - 
     * 
     * The values of condition keys in the context of the user's request.
     * 
     *  
     * 
     * 
     * @param decodeAuthorizationMessageRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the
     *         DecodeAuthorizationMessage operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.DecodeAuthorizationMessage
     */
    java.util.concurrent.Future decodeAuthorizationMessageAsync(
            DecodeAuthorizationMessageRequest decodeAuthorizationMessageRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Returns details about the IAM identity whose credentials are used to call
     * the API.
     * 
     * 
     * @param getCallerIdentityRequest
     * @return A Java Future containing the result of the GetCallerIdentity
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.GetCallerIdentity
     */
    java.util.concurrent.Future getCallerIdentityAsync(
            GetCallerIdentityRequest getCallerIdentityRequest);
    /**
     * 
     * Returns details about the IAM identity whose credentials are used to call
     * the API.
     * 
     * 
     * @param getCallerIdentityRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the GetCallerIdentity
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.GetCallerIdentity
     */
    java.util.concurrent.Future getCallerIdentityAsync(
            GetCallerIdentityRequest getCallerIdentityRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Returns a set of temporary security credentials (consisting of an access
     * key ID, a secret access key, and a security token) for a federated user.
     * A typical use is in a proxy application that gets temporary security
     * credentials on behalf of distributed applications inside a corporate
     * network. Because you must call the GetFederationToken action
     * using the long-term security credentials of an IAM user, this call is
     * appropriate in contexts where those credentials can be safely stored,
     * usually in a server-based application. For a comparison of
     * GetFederationToken with the other APIs that produce
     * temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * 
     * If you are creating a mobile-based or browser-based app that can
     * authenticate users using a web identity provider like Login with Amazon,
     * Facebook, Google, or an OpenID Connect-compatible identity provider, we
     * recommend that you use Amazon
     * Cognito or AssumeRoleWithWebIdentity. For more
     * information, see Federation Through a Web-based Identity Provider.
     * 
     *  
     * 
     * The GetFederationToken action must be called by using the
     * long-term AWS security credentials of an IAM user. You can also call
     * GetFederationToken using the security credentials of an AWS
     * root account, but we do not recommended it. Instead, we recommend that
     * you create an IAM user for the purpose of the proxy application and then
     * attach a policy to the IAM user that limits federated users to only the
     * actions and resources that they need access to. For more information, see
     * IAM
     * Best Practices in the IAM User Guide.
     * 
     * 
     * The temporary security credentials that are obtained by using the
     * long-term credentials of an IAM user are valid for the specified
     * duration, from 900 seconds (15 minutes) up to a maximium of 129600
     * seconds (36 hours). The default is 43200 seconds (12 hours). Temporary
     * credentials that are obtained by using AWS root account credentials have
     * a maximum duration of 3600 seconds (1 hour).
     * 
     * 
     * The temporary security credentials created by
     * GetFederationToken can be used to make API calls to any AWS
     * service with the following exceptions:
     * 
     * 
     * - 
     * 
     * You cannot use these credentials to call any IAM APIs.
     * 
     *  
     * - 
     * 
     * You cannot call any STS APIs.
     * 
     *  
     * 
     * 
     * Permissions
     * 
     * 
     * The permissions for the temporary security credentials returned by
     * GetFederationToken are determined by a combination of the
     * following:
     * 
     * 
     * - 
     * 
     * The policy or policies that are attached to the IAM user whose
     * credentials are used to call GetFederationToken.
     * 
     *  
     * - 
     * 
     * The policy that is passed as a parameter in the call.
     * 
     *  
     * 
     * 
     * The passed policy is attached to the temporary security credentials that
     * result from the GetFederationToken API call--that is, to the
     * federated user. When the federated user makes an AWS request, AWS
     * evaluates the policy attached to the federated user in combination with
     * the policy or policies attached to the IAM user whose credentials were
     * used to call GetFederationToken. AWS allows the federated
     * user's request only when both the federated user  and  the
     * IAM user are explicitly allowed to perform the requested action. The
     * passed policy cannot grant more permissions than those that are defined
     * in the IAM user policy.
     * 
     * 
     * A typical use case is that the permissions of the IAM user whose
     * credentials are used to call GetFederationToken are designed
     * to allow access to all the actions and resources that any federated user
     * will need. Then, for individual users, you pass a policy to the operation
     * that scopes down the permissions to a level that's appropriate to that
     * individual user, using a policy that allows only a subset of permissions
     * that are granted to the IAM user.
     * 
     * 
     * If you do not pass a policy, the resulting temporary security credentials
     * have no effective permissions. The only exception is when the temporary
     * security credentials are used to access a resource that has a
     * resource-based policy that specifically allows the federated user to
     * access the resource.
     * 
     * 
     * For more information about how permissions work, see Permissions for GetFederationToken. For information about using
     * GetFederationToken to create temporary security credentials,
     * see GetFederationToken—Federation Through a Custom Identity Broker.
     * 
     * 
     * @param getFederationTokenRequest
     * @return A Java Future containing the result of the GetFederationToken
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.GetFederationToken
     */
    java.util.concurrent.Future getFederationTokenAsync(
            GetFederationTokenRequest getFederationTokenRequest);
    /**
     * 
     * Returns a set of temporary security credentials (consisting of an access
     * key ID, a secret access key, and a security token) for a federated user.
     * A typical use is in a proxy application that gets temporary security
     * credentials on behalf of distributed applications inside a corporate
     * network. Because you must call the GetFederationToken action
     * using the long-term security credentials of an IAM user, this call is
     * appropriate in contexts where those credentials can be safely stored,
     * usually in a server-based application. For a comparison of
     * GetFederationToken with the other APIs that produce
     * temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * 
     * If you are creating a mobile-based or browser-based app that can
     * authenticate users using a web identity provider like Login with Amazon,
     * Facebook, Google, or an OpenID Connect-compatible identity provider, we
     * recommend that you use Amazon
     * Cognito or AssumeRoleWithWebIdentity. For more
     * information, see Federation Through a Web-based Identity Provider.
     * 
     *  
     * 
     * The GetFederationToken action must be called by using the
     * long-term AWS security credentials of an IAM user. You can also call
     * GetFederationToken using the security credentials of an AWS
     * root account, but we do not recommended it. Instead, we recommend that
     * you create an IAM user for the purpose of the proxy application and then
     * attach a policy to the IAM user that limits federated users to only the
     * actions and resources that they need access to. For more information, see
     * IAM
     * Best Practices in the IAM User Guide.
     * 
     * 
     * The temporary security credentials that are obtained by using the
     * long-term credentials of an IAM user are valid for the specified
     * duration, from 900 seconds (15 minutes) up to a maximium of 129600
     * seconds (36 hours). The default is 43200 seconds (12 hours). Temporary
     * credentials that are obtained by using AWS root account credentials have
     * a maximum duration of 3600 seconds (1 hour).
     * 
     * 
     * The temporary security credentials created by
     * GetFederationToken can be used to make API calls to any AWS
     * service with the following exceptions:
     * 
     * 
     * - 
     * 
     * You cannot use these credentials to call any IAM APIs.
     * 
     *  
     * - 
     * 
     * You cannot call any STS APIs.
     * 
     *  
     * 
     * 
     * Permissions
     * 
     * 
     * The permissions for the temporary security credentials returned by
     * GetFederationToken are determined by a combination of the
     * following:
     * 
     * 
     * - 
     * 
     * The policy or policies that are attached to the IAM user whose
     * credentials are used to call GetFederationToken.
     * 
     *  
     * - 
     * 
     * The policy that is passed as a parameter in the call.
     * 
     *  
     * 
     * 
     * The passed policy is attached to the temporary security credentials that
     * result from the GetFederationToken API call--that is, to the
     * federated user. When the federated user makes an AWS request, AWS
     * evaluates the policy attached to the federated user in combination with
     * the policy or policies attached to the IAM user whose credentials were
     * used to call GetFederationToken. AWS allows the federated
     * user's request only when both the federated user  and  the
     * IAM user are explicitly allowed to perform the requested action. The
     * passed policy cannot grant more permissions than those that are defined
     * in the IAM user policy.
     * 
     * 
     * A typical use case is that the permissions of the IAM user whose
     * credentials are used to call GetFederationToken are designed
     * to allow access to all the actions and resources that any federated user
     * will need. Then, for individual users, you pass a policy to the operation
     * that scopes down the permissions to a level that's appropriate to that
     * individual user, using a policy that allows only a subset of permissions
     * that are granted to the IAM user.
     * 
     * 
     * If you do not pass a policy, the resulting temporary security credentials
     * have no effective permissions. The only exception is when the temporary
     * security credentials are used to access a resource that has a
     * resource-based policy that specifically allows the federated user to
     * access the resource.
     * 
     * 
     * For more information about how permissions work, see Permissions for GetFederationToken. For information about using
     * GetFederationToken to create temporary security credentials,
     * see GetFederationToken—Federation Through a Custom Identity Broker.
     * 
     * 
     * @param getFederationTokenRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the GetFederationToken
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.GetFederationToken
     */
    java.util.concurrent.Future getFederationTokenAsync(
            GetFederationTokenRequest getFederationTokenRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * 
     * Returns a set of temporary credentials for an AWS account or IAM user.
     * The credentials consist of an access key ID, a secret access key, and a
     * security token. Typically, you use GetSessionToken if you
     * want to use MFA to protect programmatic calls to specific AWS APIs like
     * Amazon EC2 StopInstances. MFA-enabled IAM users would need
     * to call GetSessionToken and submit an MFA code that is
     * associated with their MFA device. Using the temporary security
     * credentials that are returned from the call, IAM users can then make
     * programmatic calls to APIs that require MFA authentication. If you do not
     * supply a correct MFA code, then the API returns an access denied error.
     * For a comparison of GetSessionToken with the other APIs that
     * produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The GetSessionToken action must be called by using the
     * long-term AWS security credentials of the AWS account or an IAM user.
     * Credentials that are created by IAM users are valid for the duration that
     * you specify, from 900 seconds (15 minutes) up to a maximum of 129600
     * seconds (36 hours), with a default of 43200 seconds (12 hours);
     * credentials that are created by using account credentials can range from
     * 900 seconds (15 minutes) up to a maximum of 3600 seconds (1 hour), with a
     * default of 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * GetSessionToken can be used to make API calls to any AWS
     * service with the following exceptions:
     * 
     * 
     * - 
     * 
     * You cannot call any IAM APIs unless MFA authentication information is
     * included in the request.
     * 
     *  
     * - 
     * 
     * You cannot call any STS API except AssumeRole.
     * 
     *  
     * 
     * 
     * 
     * We recommend that you do not call GetSessionToken with root
     * account credentials. Instead, follow our best practices by creating one or more IAM users, giving them the
     * necessary permissions, and using IAM users for everyday interaction with
     * AWS.
     * 
     *  
     * 
     * The permissions associated with the temporary security credentials
     * returned by GetSessionToken are based on the permissions
     * associated with account or IAM user whose credentials are used to call
     * the action. If GetSessionToken is called using root account
     * credentials, the temporary credentials have root account permissions.
     * Similarly, if GetSessionToken is called using the
     * credentials of an IAM user, the temporary credentials have the same
     * permissions as the IAM user.
     * 
     * 
     * For more information about using GetSessionToken to create
     * temporary credentials, go to Temporary Credentials for Users in Untrusted Environments in the
     * IAM User Guide.
     * 
     * 
     * @param getSessionTokenRequest
     * @return A Java Future containing the result of the GetSessionToken
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsync.GetSessionToken
     */
    java.util.concurrent.Future getSessionTokenAsync(
            GetSessionTokenRequest getSessionTokenRequest);
    /**
     * 
     * Returns a set of temporary credentials for an AWS account or IAM user.
     * The credentials consist of an access key ID, a secret access key, and a
     * security token. Typically, you use GetSessionToken if you
     * want to use MFA to protect programmatic calls to specific AWS APIs like
     * Amazon EC2 StopInstances. MFA-enabled IAM users would need
     * to call GetSessionToken and submit an MFA code that is
     * associated with their MFA device. Using the temporary security
     * credentials that are returned from the call, IAM users can then make
     * programmatic calls to APIs that require MFA authentication. If you do not
     * supply a correct MFA code, then the API returns an access denied error.
     * For a comparison of GetSessionToken with the other APIs that
     * produce temporary credentials, see Requesting Temporary Security Credentials and Comparing the AWS STS APIs in the IAM User Guide.
     * 
     * 
     * The GetSessionToken action must be called by using the
     * long-term AWS security credentials of the AWS account or an IAM user.
     * Credentials that are created by IAM users are valid for the duration that
     * you specify, from 900 seconds (15 minutes) up to a maximum of 129600
     * seconds (36 hours), with a default of 43200 seconds (12 hours);
     * credentials that are created by using account credentials can range from
     * 900 seconds (15 minutes) up to a maximum of 3600 seconds (1 hour), with a
     * default of 1 hour.
     * 
     * 
     * The temporary security credentials created by
     * GetSessionToken can be used to make API calls to any AWS
     * service with the following exceptions:
     * 
     * 
     * - 
     * 
     * You cannot call any IAM APIs unless MFA authentication information is
     * included in the request.
     * 
     *  
     * - 
     * 
     * You cannot call any STS API except AssumeRole.
     * 
     *  
     * 
     * 
     * 
     * We recommend that you do not call GetSessionToken with root
     * account credentials. Instead, follow our best practices by creating one or more IAM users, giving them the
     * necessary permissions, and using IAM users for everyday interaction with
     * AWS.
     * 
     *  
     * 
     * The permissions associated with the temporary security credentials
     * returned by GetSessionToken are based on the permissions
     * associated with account or IAM user whose credentials are used to call
     * the action. If GetSessionToken is called using root account
     * credentials, the temporary credentials have root account permissions.
     * Similarly, if GetSessionToken is called using the
     * credentials of an IAM user, the temporary credentials have the same
     * permissions as the IAM user.
     * 
     * 
     * For more information about using GetSessionToken to create
     * temporary credentials, go to Temporary Credentials for Users in Untrusted Environments in the
     * IAM User Guide.
     * 
     * 
     * @param getSessionTokenRequest
     * @param asyncHandler
     *        Asynchronous callback handler for events in the lifecycle of the
     *        request. Users can provide an implementation of the callback
     *        methods in this interface to receive notification of successful or
     *        unsuccessful completion of the operation.
     * @return A Java Future containing the result of the GetSessionToken
     *         operation returned by the service.
     * @sample AWSSecurityTokenServiceAsyncHandler.GetSessionToken
     */
    java.util.concurrent.Future getSessionTokenAsync(
            GetSessionTokenRequest getSessionTokenRequest,
            com.amazonaws.handlers.AsyncHandler asyncHandler);
    /**
     * Simplified method form for invoking the GetSessionToken operation.
     *
     * @see #getSessionTokenAsync(GetSessionTokenRequest)
     */
    java.util.concurrent.Future getSessionTokenAsync();
    /**
     * Simplified method form for invoking the GetSessionToken operation with an
     * AsyncHandler.
     *
     * @see #getSessionTokenAsync(GetSessionTokenRequest,
     *      com.amazonaws.handlers.AsyncHandler)
     */
    java.util.concurrent.Future getSessionTokenAsync(
            com.amazonaws.handlers.AsyncHandler asyncHandler);
}