1 files changed, 96 insertions, 0 deletions
diff --git a/src/org/traccar/helper/LogAction.java b/src/org/traccar/helper/LogAction.java
new file mode 100644
index 000000000..d2c7ef5c1
--- /dev/null
+++ b/src/org/traccar/helper/LogAction.java
@@ -0,0 +1,96 @@
+/*
+ * 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.helper;
+
+import java.beans.Introspector;
+
+import org.traccar.model.BaseModel;
+
+public final class LogAction {
+
+    private LogAction() {
+    }
+
+    private static final String ACTION_CREATE = "create";
+    private static final String ACTION_EDIT = "edit";
+    private static final String ACTION_REMOVE = "remove";
+
+    private static final String ACTION_LINK = "link";
+    private static final String ACTION_UNLINK = "unlink";
+
+    private static final String ACTION_LOGIN = "login";
+    private static final String ACTION_LOGOUT = "logout";
+
+    private static final String ACTION_TOTAL_DISTANCE = "resetTotalDistance";
+
+    private static final String PATTERN_OBJECT = "user: %d, action: %s, object: %s, id: %d";
+    private static final String PATTERN_LINK = "user: %d, action: %s, owner: %s, id: %d, property: %s, id: %d";
+    private static final String PATTERN_LOGIN = "user: %d, action: %s";
+    private static final String PATTERN_TOTAL_DISTANCE = "user: %d, action: %s, deviceId: %d";
+
+    public static void create(long userId, BaseModel object) {
+        logObjectAction(ACTION_CREATE, userId, object.getClass(), object.getId());
+    }
+
+    public static void edit(long userId, BaseModel object) {
+        logObjectAction(ACTION_EDIT, userId, object.getClass(), object.getId());
+    }
+
+    public static void remove(long userId, Class<?> clazz, long objectId) {
+        logObjectAction(ACTION_REMOVE, userId, clazz, objectId);
+    }
+
+    public static void link(long userId, Class<?> owner, long ownerId, Class<?> property, long propertyId) {
+        logLinkAction(ACTION_LINK, userId, owner, ownerId, property, propertyId);
+    }
+
+    public static void unlink(long userId, Class<?> owner, long ownerId, Class<?> property, long propertyId) {
+        logLinkAction(ACTION_UNLINK, userId, owner, ownerId, property, propertyId);
+    }
+
+    public static void login(long userId) {
+        logLoginAction(ACTION_LOGIN, userId);
+    }
+
+    public static void logout(long userId) {
+        logLoginAction(ACTION_LOGOUT, userId);
+    }
+
+    public static void resetTotalDistance(long userId, long deviceId) {
+        log(String.format(PATTERN_TOTAL_DISTANCE, userId, ACTION_TOTAL_DISTANCE, deviceId));
+    }
+
+    private static void logObjectAction(String action, long userId, Class<?> clazz, long objectId) {
+        log(String.format(PATTERN_OBJECT, userId, action, Introspector.decapitalize(clazz.getSimpleName()), objectId));
+    }
+
+    private static void logLinkAction(String action, long userId,
+            Class<?> owner, long ownerId, Class<?> property, long propertyId) {
+        log(String.format(PATTERN_LINK, userId, action,
+                Introspector.decapitalize(owner.getSimpleName()), ownerId,
+                Introspector.decapitalize(property.getSimpleName()), propertyId));
+    }
+
+    private static void logLoginAction(String action, long userId) {
+        log(String.format(PATTERN_LOGIN, userId, action));
+    }
+
+    private static void log(String msg) {
+        Log.info(msg);
+    }
+
+}