From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 31 Mar 2019 22:35:39 -0700
Subject: Convert project to gradle

---
 .../traccar/database/ExtendedObjectManager.java    | 115 +++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 src/main/java/org/traccar/database/ExtendedObjectManager.java

(limited to 'src/main/java/org/traccar/database/ExtendedObjectManager.java')

diff --git a/src/main/java/org/traccar/database/ExtendedObjectManager.java b/src/main/java/org/traccar/database/ExtendedObjectManager.java
new file mode 100644
index 000000000..ceb85b537
--- /dev/null
+++ b/src/main/java/org/traccar/database/ExtendedObjectManager.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2017 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License 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 org.traccar.database;
+
+import java.sql.SQLException;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.traccar.Context;
+import org.traccar.model.Device;
+import org.traccar.model.Group;
+import org.traccar.model.Permission;
+import org.traccar.model.BaseModel;
+
+public abstract class ExtendedObjectManager<T extends BaseModel> extends SimpleObjectManager<T> {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ExtendedObjectManager.class);
+
+    private final Map<Long, Set<Long>> deviceItems = new ConcurrentHashMap<>();
+    private final Map<Long, Set<Long>> deviceItemsWithGroups = new ConcurrentHashMap<>();
+    private final Map<Long, Set<Long>> groupItems = new ConcurrentHashMap<>();
+
+    protected ExtendedObjectManager(DataManager dataManager, Class<T> baseClass) {
+        super(dataManager, baseClass);
+        refreshExtendedPermissions();
+    }
+
+    public final Set<Long> getGroupItems(long groupId) {
+        if (!groupItems.containsKey(groupId)) {
+            groupItems.put(groupId, new HashSet<Long>());
+        }
+        return groupItems.get(groupId);
+    }
+
+    public final Set<Long> getDeviceItems(long deviceId) {
+        if (!deviceItems.containsKey(deviceId)) {
+            deviceItems.put(deviceId, new HashSet<Long>());
+        }
+        return deviceItems.get(deviceId);
+    }
+
+    public Set<Long> getAllDeviceItems(long deviceId) {
+        if (!deviceItemsWithGroups.containsKey(deviceId)) {
+            deviceItemsWithGroups.put(deviceId, new HashSet<Long>());
+        }
+        return deviceItemsWithGroups.get(deviceId);
+    }
+
+    @Override
+    public void removeItem(long itemId) throws SQLException {
+        super.removeItem(itemId);
+        refreshExtendedPermissions();
+    }
+
+    public void refreshExtendedPermissions() {
+        if (getDataManager() != null) {
+            try {
+
+                Collection<Permission> databaseGroupPermissions =
+                        getDataManager().getPermissions(Group.class, getBaseClass());
+
+                groupItems.clear();
+                for (Permission groupPermission : databaseGroupPermissions) {
+                    getGroupItems(groupPermission.getOwnerId()).add(groupPermission.getPropertyId());
+                }
+
+                Collection<Permission> databaseDevicePermissions =
+                        getDataManager().getPermissions(Device.class, getBaseClass());
+
+                deviceItems.clear();
+                deviceItemsWithGroups.clear();
+
+                for (Permission devicePermission : databaseDevicePermissions) {
+                    getDeviceItems(devicePermission.getOwnerId()).add(devicePermission.getPropertyId());
+                    getAllDeviceItems(devicePermission.getOwnerId()).add(devicePermission.getPropertyId());
+                }
+
+                for (Device device : Context.getDeviceManager().getAllDevices()) {
+                    long groupId = device.getGroupId();
+                    while (groupId != 0) {
+                        getAllDeviceItems(device.getId()).addAll(getGroupItems(groupId));
+                        Group group = Context.getGroupsManager().getById(groupId);
+                        if (group != null) {
+                            groupId = group.getGroupId();
+                        } else {
+                            groupId = 0;
+                        }
+                    }
+                }
+
+            } catch (SQLException | ClassNotFoundException error) {
+                LOGGER.warn("Refresh permissions error", error);
+            }
+        }
+    }
+}
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