diff -r 000000000000 -r 6474c204b198 mobile/android/base/fxa/login/State.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/fxa/login/State.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,66 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.fxa.login;
+
+import org.mozilla.gecko.fxa.login.FxAccountLoginStateMachine.ExecuteDelegate;
+import org.mozilla.gecko.sync.ExtendedJSONObject;
+import org.mozilla.gecko.sync.Utils;
+
+public abstract class State {
+  public static final long CURRENT_VERSION = 2L;
+
+  public enum StateLabel {
+    Engaged,
+    Cohabiting,
+    Married,
+    Separated,
+    Doghouse,
+  }
+
+  public enum Action {
+    NeedsUpgrade,
+    NeedsPassword,
+    NeedsVerification,
+    None,
+  }
+
+  protected final StateLabel stateLabel;
+  public final String email;
+  public final String uid;
+  public final boolean verified;
+
+  public State(StateLabel stateLabel, String email, String uid, boolean verified) {
+    Utils.throwIfNull(email, uid);
+    this.stateLabel = stateLabel;
+    this.email = email;
+    this.uid = uid;
+    this.verified = verified;
+  }
+
+  public StateLabel getStateLabel() {
+    return this.stateLabel;
+  }
+
+  public ExtendedJSONObject toJSONObject() {
+    ExtendedJSONObject o = new ExtendedJSONObject();
+    o.put("version", State.CURRENT_VERSION);
+    o.put("email", email);
+    o.put("uid", uid);
+    o.put("verified", verified);
+    return o;
+  }
+
+  public State makeSeparatedState() {
+    return new Separated(email, uid, verified);
+  }
+
+  public State makeDoghouseState() {
+    return new Doghouse(email, uid, verified);
+  }
+
+  public abstract void execute(ExecuteDelegate delegate);
+
+  public abstract Action getNeededAction();
+}