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authorAnton Tananaev <anton.tananaev@gmail.com>2015-04-27 15:15:01 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2015-04-27 15:15:01 +1200
commitba9551ce3e4a3aade38d5f3b2ac7dee9d022a466 (patch)
tree6a07bddf4e23a6733fc891a5bea0660c9a7af282 /src/org/traccar/database/PermissionsManager.java
parent3083db3929e27933d3ab5eab9fa0c1e221e94eec (diff)
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Implement permissions manager
Diffstat (limited to 'src/org/traccar/database/PermissionsManager.java')
-rw-r--r--src/org/traccar/database/PermissionsManager.java69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/org/traccar/database/PermissionsManager.java b/src/org/traccar/database/PermissionsManager.java
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+++ b/src/org/traccar/database/PermissionsManager.java
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+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * 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.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import org.traccar.Context;
+import org.traccar.helper.Log;
+
+public class PermissionsManager {
+
+ private final Map<Long, Set<Long>> permissions = new HashMap<Long, Set<Long>>();
+
+ private Set<Long> getNotNull(long userId) {
+ if (!permissions.containsKey(userId)) {
+ permissions.put(userId, new HashSet<Long>());
+ }
+ return permissions.get(userId);
+ }
+
+ public PermissionsManager() {
+ refresh();
+ }
+
+ public final void refresh() {
+ permissions.clear();
+ try {
+ for (Map.Entry<Long, Long> entry : Context.getDataManager().getPermissions()) {
+ getNotNull(entry.getKey()).add(entry.getValue());
+ }
+ } catch (SQLException error) {
+ Log.warning(error);
+ }
+ }
+
+ public Collection<Long> allowedDevices(long userId) {
+ return getNotNull(userId);
+ }
+
+ public void checkDevice(long userId, long deviceId) throws SecurityException {
+ if (getNotNull(userId).contains(deviceId)) {
+ throw new SecurityException();
+ }
+ }
+
+ public void checkDevices(long userId, Collection<Long> devices) throws SecurityException {
+ if (getNotNull(userId).containsAll(devices)) {
+ throw new SecurityException();
+ }
+ }
+
+}