1 files changed, 56 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..b4052dbda
--- /dev/null
+++ b/src/org/traccar/model/Extensible.java
@@ -0,0 +1,56 @@
+package org.traccar.model;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class Extensible {
+
+    private long id;
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    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);
+        }
+    }
+
+    public void add(Map.Entry<String, Object> entry) {
+        if (entry != null && entry.getValue() != null) {
+            attributes.put(entry.getKey(), entry.getValue());
+        }
+    }
+
+}