killbill-aplcache

diff --git a/invoice/src/main/java/com/ning/billing/invoice/tree/ItemsNodeInterval.java b/invoice/src/main/java/com/ning/billing/invoice/tree/ItemsNodeInterval.java
index fdf29f0..3762783 100644
--- a/invoice/src/main/java/com/ning/billing/invoice/tree/ItemsNodeInterval.java
+++ b/invoice/src/main/java/com/ning/billing/invoice/tree/ItemsNodeInterval.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2010-2014 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
 package com.ning.billing.invoice.tree;
 
 import java.io.IOException;

diff --git a/invoice/src/test/java/com/ning/billing/invoice/tree/TestSubscriptionItemTree.java b/invoice/src/test/java/com/ning/billing/invoice/tree/TestSubscriptionItemTree.java
index b3fd61e..f34b1e9 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/tree/TestSubscriptionItemTree.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/tree/TestSubscriptionItemTree.java
@@ -18,13 +18,13 @@ package com.ning.billing.invoice.tree;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
-import java.io.OutputStream;
 import java.math.BigDecimal;
 import java.util.List;
 import java.util.UUID;
 
 import org.joda.time.DateTime;
 import org.joda.time.LocalDate;
+import org.testng.Assert;
 import org.testng.annotations.Test;
 
 import com.ning.billing.catalog.api.Currency;
@@ -35,9 +35,7 @@ import com.ning.billing.invoice.model.RecurringInvoiceItem;
 import com.ning.billing.invoice.model.RepairAdjInvoiceItem;
 import com.ning.billing.util.jackson.ObjectMapper;
 
-import com.apple.jobjc.appkit.NSToolbarItemGroup;
 import com.google.common.collect.Lists;
-import junit.framework.Assert;
 
 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertTrue;
@@ -804,12 +802,11 @@ public class TestSubscriptionItemTree /* extends InvoiceTestSuiteNoDB  */ {
         final InvoiceItem repair = new RepairAdjInvoiceItem(id3, new DateTime(), invoiceId, accountId, new LocalDate("2014-08-01"), new LocalDate("2015-01-01"), BigDecimal.TEN.negate(), currency, yearly1.getId());
         tree.addItem(repair);
 
-
         final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
         try {
             tree.getRoot().jsonSerializeTree(new ObjectMapper(), outputStream);
 
-            final  String json = outputStream.toString("UTF-8");
+            final String json = outputStream.toString("UTF-8");
             System.out.println(json);
 
             final String expectedJson = "[{\"start\":\"2014-01-01\",\"end\":\"2015-01-01\",\"items\":[{\"id\":\"e8ba6ce7-9bd4-417d-af53-70951ecaa99f\",\"startDate\":\"2014-01-01\",\"endDate\":\"2015-01-01\",\"amount\":10,\"currency\":\"USD\",\"linkedId\":null,\"action\":\"ADD\"}]},[{\"start\":\"2014-08-01\",\"end\":\"2015-01-01\",\"items\":[{\"id\":\"48db1317-9a6e-4666-bcc5-fc7d3d0defc8\",\"startDate\":\"2014-08-01\",\"endDate\":\"2015-01-01\",\"amount\":1,\"currency\":\"USD\",\"linkedId\":null,\"action\":\"ADD\"},{\"id\":\"02ec57f5-2723-478b-86ba-ebeaedacb9db\",\"startDate\":\"2014-08-01\",\"endDate\":\"2015-01-01\",\"amount\":10,\"currency\":\"USD\",\"linkedId\":\"e8ba6ce7-9bd4-417d-af53-70951ecaa99f\",\"action\":\"CANCEL\"}]}]]";