1 files changed, 55 insertions, 0 deletions
diff --git a/src/org/traccar/model/Extensible.java b/src/org/traccar/model/Extensible.java
new file mode 100644
index 000000000..954f3deac
--- /dev/null
+++ b/src/org/traccar/model/Extensible.java
@@ -0,0 +1,55 @@
+/*
+ * 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.model;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public abstract class Extensible {
+    
+    private Map<String, Object> attributes = new LinkedHashMap<>();
+
+    public Map<String, Object> getAttributes() {
+        return attributes;
+    }
+
+    public void setAttributes(Map<String, Object> attributes) {
+        this.attributes = attributes;
+    }
+
+    public void set(String key, boolean value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, int value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, long value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, double value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, String value) {
+        if (value != null && !value.isEmpty()) {
+            attributes.put(key, value);
+        }
+    }
+
+}