IteratorUtil: Add generic method to return sorted list out of a collection

yadvr · yadvr · commit cbdeeebc6c18 · 2013-01-23T14:57:41.000-08:00
Signed-off-by: Rohit Yadav &lt;bhaisaab@apache.org&gt;
diff --git a/utils/src/com/cloud/utils/IteratorUtil.java b/utils/src/com/cloud/utils/IteratorUtil.java
@@ -16,8 +16,11 @@
 // under the License.
 package com.cloud.utils;
 
+import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Enumeration;
 import java.util.Iterator;
+import java.util.List;
 
 public class IteratorUtil {
 	public static <T> Iterable<T> enumerationAsIterable(final Enumeration<T> e) {
@@ -51,4 +54,11 @@ public T nextElement() {
 		    }
 		};
 	}
+
+    public static
+    <T extends Comparable<? super T>> List<T> asSortedList(Collection<T> c) {
+        List<T> list = new ArrayList<T>(c);
+        java.util.Collections.sort(list);
+        return list;
+    }
 }
