Added equals implementations on model classes.

src/main/groovy/com/jdbernard/nlsongs/model/Performance.groovy

@@ -10,4 +10,22 @@ public class Performance implements Serializable {
     String drummer
     String guitarist
     String leader
+
+    @Override public boolean equals(Object thatObj) {
+        if (thatObj == null) return false
+        if (!(thatObj instanceof Performance)) return false
+
+        Performance that = (Performance) thatObj
+
+        return (this.serviceId == that.serviceId &&
+                this.songId == that.songId &&
+                this.pianist == that.pianist &&
+                this.organist == that.organist &&
+                this.bassist == that.bassist &&
+                this.drummer == that.drummer &&
+                this.guitarist == that.guitarist &&
+                this.leader == that.leader) }
+
+    @Override String toString() {
+        return "($serviceId, $songId): $leader - $pianist" }
 }

src/main/groovy/com/jdbernard/nlsongs/model/Service.groovy

@@ -1,8 +1,28 @@
 package com.jdbernard.nlsongs.model
 
+import org.joda.time.LocalDate
+
 public class Service implements Serializable {
 
     int id
-    Date date
+    private LocalDate date
     ServiceType serviceType
+
+    public boolean equals(Object thatObj) {
+        if (thatObj == null) return false
+        if (!(thatObj instanceof Service)) return false
+
+        Service that = (Service) thatObj
+
+        return (this.id == that.id &&
+                this.date == (that.@date) &&
+                this.serviceType == that.serviceType) }
+
+    public void setDate(Date date) { this.date = LocalDate.fromDateFields(date) }
+
+    public void setDate(LocalDate date) { this.date = date }
+
+    public Date getDate() { return this.date.toDate() }
+
+    public String toString() { return "$id: $date - $serviceType" }
 }

src/main/groovy/com/jdbernard/nlsongs/model/Song.groovy

@@ -5,4 +5,15 @@ public class Song implements Serializable {
     int id
     String name
     List<String> artists
+
+    @Override public boolean equals(Object thatObj) {
+        if (thatObj == null) return false
+        if (!(thatObj instanceof Song)) return false
+
+        Song that = (Song) thatObj
+        return (this.id == that.id &&
+                this.name == that.name &&
+                this.artists == that.artists) }
+
+    @Override public String toString() { return "$id: $name ($artists)" }
 }

src/main/groovy/com/jdbernard/nlsongs/model/Token.groovy

@@ -2,10 +2,26 @@ package com.jdbernard.nlsongs.model
 
 public class Token implements Serializable {
 
+    public static final long EXPIRY_WINDOW = 1000 * 60 * 60 * 24;
+
     String token
     User user
     Date expires
 
+    public Token(Map namedArgs) {
+        if (!namedArgs.user) throw new IllegalArgumentException(
+            "Cannot create Token object: missing user property.")
+
+        if (namedArgs.expire) this.expires = namedArgs.expires
+        else this.expires = new Date((new Date()).time + EXPIRY_WINDOW)
+
+        if (namedArgs.token) this.token = namedArgs.token
+        else this.token = UUID.randomUUID().toString() }
+
+    public Token(User user) { this([user: user]) }
+
+    public void refresh() { this.expires = new Date((new Date()).time + EXPIRY_WINDOW) }
+
     @Override
     public boolean equals(Object thatObj) {
         if (thatObj == null) return false