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-rw-r--r--plugin/icedteanp/java/sun/applet/PluginObjectStore.java3
1 files changed, 2 insertions, 1 deletions
diff --git a/plugin/icedteanp/java/sun/applet/PluginObjectStore.java b/plugin/icedteanp/java/sun/applet/PluginObjectStore.java
index 07a94e5..b06f7ad 100644
--- a/plugin/icedteanp/java/sun/applet/PluginObjectStore.java
+++ b/plugin/icedteanp/java/sun/applet/PluginObjectStore.java
@@ -40,7 +40,8 @@ package sun.applet;
import java.util.HashMap;
import java.util.Map;
-// Enums are the best way to implement singletons.
+// Enums are the best way to implement singletons:
+// Bloch, Joshua. Effective Java, 2nd Edition. Item 3, Chapter 2. ISBN: 0-321-35668-3.
enum PluginObjectStore {
INSTANCE;