1 files changed, 80 insertions, 0 deletions
diff --git a/src/com/p4square/grow/frontend/session/Sessions.java b/src/com/p4square/grow/frontend/session/Sessions.java
new file mode 100644
index 0000000..094d2f0
--- /dev/null
+++ b/src/com/p4square/grow/frontend/session/Sessions.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2013 Jesse Morgan
+ */
+
+package com.p4square.grow.frontend.session;
+
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.Map;
+
+import org.restlet.Response;
+import org.restlet.Request;
+import org.restlet.security.User;
+
+/**
+ * Singleton Session Manager.
+ *
+ * @author Jesse Morgan <jesse@jesterpm.net>
+ */
+public class Sessions {
+    private static final String COOKIE_NAME  = "S";
+
+    private static final Sessions THE = new Sessions();
+    public static Sessions getInstance() {
+        return THE;
+    }
+
+    private final Map<String, Session> mSessions;
+
+    private Sessions() {
+        mSessions = new ConcurrentHashMap<String, Session>();
+    }
+
+    public Session get(String sessionid) {
+        Session s = mSessions.get(sessionid);
+
+        if (s != null && !s.isExpired()) {
+            s.touch();
+            return s;
+        }
+
+        return null;
+    }
+
+    /**
+     * Get the Session associated with the Request.
+     * @return A session or null if no session is found.
+     */
+    public Session get(Request request) {
+        final String cookie = request.getCookies().getFirstValue(COOKIE_NAME);
+
+        if (cookie != null) {
+            return get(cookie);
+        }
+
+        return null;
+    }
+
+    public Session create(User user) {
+        if (user == null) {
+            throw new IllegalArgumentException("Can not create session for null user.");
+        }
+
+        Session s = new Session(user);
+        mSessions.put(s.getId(), s);
+
+        return s;
+    }
+
+    /**
+     * Create a new Session and add the Session cookie to the response.
+     */
+    public Session create(Request request, Response response) {
+        Session s = create(request.getClientInfo().getUser());
+
+        request.getCookies().add(COOKIE_NAME, s.getId());
+        response.getCookieSettings().add(COOKIE_NAME, s.getId());
+
+        return s;
+    }
+}