From d267dd1dda606f0c56d8afaa7187485e60ebfd86 Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Thu, 28 Nov 2024 17:32:28 -0500
Subject: move replica2 to top level

---
 src/main/java/derms/replica2/Hosts.java | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/main/java/derms/replica2/Hosts.java

(limited to 'src/main/java/derms/replica2/Hosts.java')

diff --git a/src/main/java/derms/replica2/Hosts.java b/src/main/java/derms/replica2/Hosts.java
new file mode 100644
index 0000000..1392b15
--- /dev/null
+++ b/src/main/java/derms/replica2/Hosts.java
@@ -0,0 +1,26 @@
+package derms.replica2;
+
+import java.net.UnknownHostException;
+import java.util.HashMap;
+import java.util.Map;
+
+class Hosts {
+    private static Map<City, String> hosts = null;
+
+    static String get(City city) throws UnknownHostException {
+        if (hosts == null)
+            init();
+
+        String host = hosts.get(city);
+        if (host == null)
+            throw new UnknownHostException("unknown host: "+city);
+        return host;
+    }
+
+    private static void init() {
+        hosts = new HashMap<City, String>();
+        hosts.put(new City("MTL"), "alpine1");
+        hosts.put(new City("QUE"), "alpine2");
+        hosts.put(new City("SHE"), "alpine3");
+    }
+}
-- 
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