1 files changed, 37 insertions, 0 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/Infinite.java b/container-search/src/main/java/com/yahoo/search/grouping/request/Infinite.java
new file mode 100644
index 00000000000..dfee7d0e48a
--- /dev/null
+++ b/container-search/src/main/java/com/yahoo/search/grouping/request/Infinite.java
@@ -0,0 +1,37 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.search.grouping.request;
+
+/**
+ * This class represents an Infinite value that may be used as a bucket
+ * size specifier.
+ *
+ * @author <a href="mailto:lulf@yahoo-inc.com">Ulf Lilleengen</a>
+ */
+@SuppressWarnings("rawtypes")
+public class Infinite implements Comparable {
+    private final boolean negative;
+
+    /**
+     * Create an Infinite object with positive or negative sign.
+     * @param negative the signedness.
+     */
+    public Infinite(boolean negative) {
+        this.negative = negative;
+    }
+
+    /**
+     * Override the toString method in order to be re-parseable.
+     */
+    @Override
+    public String toString() {
+        return (negative ? "-inf" : "inf");
+    }
+
+    /**
+     * An infinity value is always less than or greater than.
+     */
+    @Override
+    public int compareTo(Object rhs) {
+        return (negative ? -1 : 1);
+    }
+}