From c0041fb07fb5022a9f5b7da04f82680ea4aeb7c4 Mon Sep 17 00:00:00 2001
From: Egon Willighagen <egon.willighagen@gmail.com>
Date: Mon, 4 May 2015 15:05:14 +0200
Subject: [PATCH] Added more detail on how to get DataSource's

---
 UPGRADE_NOTES.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/UPGRADE_NOTES.md b/UPGRADE_NOTES.md
index adf683073..f6b3f5dab 100644
--- a/UPGRADE_NOTES.md
+++ b/UPGRADE_NOTES.md
@@ -19,3 +19,17 @@ Replace
 with
 
     DataSource ds = DataSource.getExistingBySystemCode("Ck");
+
+Similarly, and more important:
+
+    DataSource ds = DataSource.getByFullName("PubChem-compound");
+
+with
+
+    DataSource ds = DataSource.getExistingByFullName("PubChem-compound");
+
+The latter two new methods throw an IllegalArgumentException if the DataSource does not exist.
+Use one of the following two methods to check first:
+
+    DataSource.systemCodeExists("Ck");
+    DataSource.fullNameExists("PubChem-compound");