Add caching of App/Pkg data & use faster way to retrieve this data

[platform/core/security/askuser.git] / src / common / policy / AppInfo.h

diff --git a/src/common/policy/AppInfo.h b/src/common/policy/AppInfo.h
index 68cf4ab..7668596 100644 (file)
--- a/src/common/policy/AppInfo.h
+++ b/src/common/policy/AppInfo.h
@@ -1,5 +1,5 @@
 /*
- *  Copyright (c) 2017 Samsung Electronics Co.
+ *  Copyright (c) 2017-2018 Samsung Electronics Co.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -16,52 +16,66 @@
 /**
  * @file        src/common/policy/AppInfo.h
  * @author      Zofia Abramowska <z.abramowska@samsung.com>
- * @brief       Definition of pkgmgr-info wrappers
+ * @author      Tomasz Swierczek <t.swierczek@samsung.com>
+ * @brief       Definition of app-data wrapper/cache (sub)classes
  */
 
 #pragma once
 
 #include <string>
 #include <sys/types.h>
-#include <pkgmgr-info.h>
-
-#include <log/alog.h>
 
 namespace AskUser {
 
-struct AppInfo {
-    AppInfo(const std::string &appId, uid_t uid) : m_handle(nullptr) {
-        int ret = pkgmgrinfo_appinfo_get_usr_appinfo(appId.c_str(), uid, &m_handle);
-        if (ret != PMINFO_R_OK) {
-            ALOGE("pkgmgrinfo_appinfo_get_usr_appinfo failed for " << appId  << " with " << ret);
-            m_handle = nullptr;
-        }
+class AppInfo {
+public:
+
+    AppInfo() : m_uid(0) {};
+
+    virtual ~AppInfo() {};
+
+    virtual void purgeCache() {
+        m_appId.clear();
+        m_type.clear();
+        m_version.clear();
+        m_uid = 0;
     }
-    ~AppInfo() {
-        if (m_handle)
-            pkgmgrinfo_appinfo_destroy_appinfo(m_handle);
+
+    virtual std::string type(const std::string &appId, uid_t uid) {
+        update(appId, uid);
+        return m_type;
     }
-    const std::string type() {
-        char *type = nullptr;
-        int ret = pkgmgrinfo_appinfo_get_apptype(m_handle, &type);
-        if (ret != PMINFO_R_OK) {
-            ALOGE("pkgmgrinfo_appinfo_get_apptype failed with " << ret);
-            return "";
-        }
-        return type ? type : "";
+
+    virtual std::string apiVersion(const std::string &appId, uid_t uid) {
+        update(appId, uid);
+        return m_version;
     }
 
-    const std::string apiVersion() {
-        char *version = nullptr;
-        int ret = pkgmgrinfo_appinfo_get_api_version(m_handle, &version);
-        if (ret != PMINFO_R_OK) {
-            ALOGE("pkgmgrinfo_appinfo_get_api_version failed with " << ret);
-            return "";
+protected:
+    virtual void fetch(const std::string &appId, uid_t uid) = 0;
+
+    virtual void update(const std::string &appId, uid_t uid) {
+        if (m_appId != appId || uid != m_uid) {
+            purgeCache();
+            fetch(appId, uid);
         }
-        return version ? version : "";
     }
 
-    pkgmgrinfo_appinfo_h m_handle;
+    std::string m_appId;
+    uid_t m_uid;
+    std::string m_type;
+    std::string m_version;
+};
+
+class AulAppInfo : public AppInfo {
+protected:
+    virtual void fetch(const std::string &appId, uid_t uid);
 };
 
+class PkgMgrAppInfo : public AppInfo {
+protected:
+    virtual void fetch(const std::string &appId, uid_t uid);
+};
+
+
 } // namespace AskUser