Add mechanism for 3PID invites expiration (#120)

src/main/java/io/kamax/mxisd/config/InvitationConfig.java

@@ -31,10 +31,42 @@ public class InvitationConfig {
 
     private static final Logger log = LoggerFactory.getLogger(InvitationConfig.class);
 
+    public static class Expiration {
+
+        private Boolean enabled;
+        private long after;
+        private String resolveTo;
+
+        public Boolean isEnabled() {
+            return enabled;
+        }
+
+        public void setEnabled(boolean enabled) {
+            this.enabled = enabled;
+        }
+
+        public long getAfter() {
+            return after;
+        }
+
+        public void setAfter(long after) {
+            this.after = after;
+        }
+
+        public String getResolveTo() {
+            return resolveTo;
+        }
+
+        public void setResolveTo(String resolveTo) {
+            this.resolveTo = resolveTo;
+        }
+
+    }
+
     public static class Resolution {
 
         private boolean recursive = true;
-        private long timer = 1;
+        private long timer = 5;
 
         public boolean isRecursive() {
             return recursive;
@@ -80,9 +112,18 @@ public class InvitationConfig {
         }
     }
 
+    private Expiration expiration = new Expiration();
     private Resolution resolution = new Resolution();
     private Policies policy = new Policies();
 
+    public Expiration getExpiration() {
+        return expiration;
+    }
+
+    public void setExpiration(Expiration expiration) {
+        this.expiration = expiration;
+    }
+
     public Resolution getResolution() {
         return resolution;
     }
@@ -101,6 +142,7 @@ public class InvitationConfig {
 
     public void build() {
         log.info("--- Invite config ---");
+        log.info("Expiration: {}", GsonUtil.get().toJson(getExpiration()));
         log.info("Resolution: {}", GsonUtil.get().toJson(getResolution()));
         log.info("Policies: {}", GsonUtil.get().toJson(getPolicy()));
     }