X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=common%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fxmlrouter%2Fcommon%2FId.java;h=f057b416ee8572570b018fd83594fa40869ffd63;hb=19413a6699295b4bbebc1b3bdb9838fd4370e581;hp=704aac937c12fb20bc9d8c8ca35a6a14b6230365;hpb=f77e29e9ae2505009ffc9270f4c4adfde331fa62;p=xmlrouter

diff --git a/common/src/main/java/org/wamblee/xmlrouter/common/Id.java b/common/src/main/java/org/wamblee/xmlrouter/common/Id.java
index 704aac9..f057b41 100644
--- a/common/src/main/java/org/wamblee/xmlrouter/common/Id.java
+++ b/common/src/main/java/org/wamblee/xmlrouter/common/Id.java
@@ -15,14 +15,31 @@
  */
 package org.wamblee.xmlrouter.common;
 
-public class Id<T> {
+/**
+ * This class provides a generic typesafe id wrapping a long value.
+ * 
+ * @author Erik Brakkee
+ * 
+ * @param <T>
+ *            Type the id refers to.
+ */
+public class Id<T> implements Comparable<Id<T>> {
 
     private long id;
 
+    /**
+     * Constructs the id.
+     * 
+     * @param aId
+     *            Integer id.
+     */
     public Id(long aId) {
         id = aId;
     }
 
+    /**
+     * @return The underlying id.
+     */
     public long getId() {
         return id;
     }
@@ -47,4 +64,9 @@ public class Id<T> {
     public String toString() {
         return id + "";
     }
+
+    @Override
+    public int compareTo(Id<T> aId) {
+        return ((Long) id).compareTo((Long) aId.getId());
+    }
 }