Line data    Source code

       1             : /*
       2             :     Copyright 2013-2015 Paul Colby
       3             : 
       4             :     This file is part of libqtaws.
       5             : 
       6             :     Libqtaws is free software: you can redistribute it and/or modify
       7             :     it under the terms of the GNU Lesser General Public License as published by
       8             :     the Free Software Foundation, either version 3 of the License, or
       9             :     (at your option) any later version.
      10             : 
      11             :     Libqtaws is distributed in the hope that it will be useful,
      12             :     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :     GNU Lesser General Public License for more details.
      15             : 
      16             :     You should have received a copy of the GNU Lesser General Public License
      17             :     along with libqtaws.  If not, see <http://www.gnu.org/licenses/>.
      18             : */
      19             : 
      20             : #ifndef AWSABSTRACTCREDENTIALS_H
      21             : #define AWSABSTRACTCREDENTIALS_H
      22             : 
      23             : #include "qtawsglobal.h"
      24             : 
      25             : #include <QDateTime>
      26             : #include <QObject>
      27             : 
      28             : QTAWS_BEGIN_NAMESPACE
      29             : 
      30         140 : class QTAWS_EXPORT AwsAbstractCredentials : public QObject {
      31             :     Q_OBJECT
      32             : 
      33             : public:
      34             :     AwsAbstractCredentials(QObject * const parent = 0);
      35             : 
      36             :     virtual QString accessKeyId() const = 0;
      37             :     virtual QString secretKey() const = 0;
      38             :     virtual QString token() const = 0;
      39             : 
      40             :     // Support for refreshable credentials.  Note, we could use meta-data inspection
      41             :     // here, such as QObject::inherits and QObject::qobject_cast, but isRefreshable()
      42             :     // is likely to be called before every service call, so performance is especially
      43             :     // important here
      44             :     virtual QDateTime expiration() const;
      45             :     virtual bool isExpired() const;
      46             :     virtual bool isRefreshable() const;
      47             : 
      48             : public slots:
      49             :     virtual bool refresh();
      50             : 
      51             : signals:
      52             :     void changed();
      53             : 
      54             : };
      55             : 
      56             : QTAWS_END_NAMESPACE
      57             : 
      58             : #endif