1 files changed, 37 insertions, 0 deletions
diff --git a/config-provisioning/src/main/java/com/yahoo/config/provision/ZoneId.java b/config-provisioning/src/main/java/com/yahoo/config/provision/ZoneId.java
new file mode 100644
index 00000000000..07a4b8c4d79
--- /dev/null
+++ b/config-provisioning/src/main/java/com/yahoo/config/provision/ZoneId.java
@@ -0,0 +1,37 @@
+package com.yahoo.config.provision;
+
+public class ZoneId {
+
+    protected final Environment environment;
+    protected final RegionName region;
+
+    public ZoneId(Environment environment, RegionName region) {
+        this.environment = environment;
+        this.region = region;
+    }
+
+    /** Returns the current environment */
+    public Environment environment() { return environment; }
+
+    /** Returns the current region */
+    public RegionName region() { return region; }
+
+    @Override
+    public String toString() {
+        return "zone " + environment + "." + region;
+    }
+
+    @Override
+    public int hashCode() { return environment().hashCode() + 7 * region.hashCode();}
+
+    @Override
+    public boolean equals(Object o) {
+        if (o == this) return true;
+        if ( ! (o instanceof Zone)) return false;
+
+        ZoneId other = (ZoneId)o;
+        if ( this.environment() != other.environment()) return false;
+        if ( ! this.region.equals(other.region)) return false;
+        return true;
+    }
+}