1 files changed, 19 insertions, 0 deletions
diff --git a/third_party/java/jopt-simple/src/test/java/joptsimple/examples/Strings.java b/third_party/java/jopt-simple/src/test/java/joptsimple/examples/Strings.java
new file mode 100644
index 0000000000..432350632e
--- /dev/null
+++ b/third_party/java/jopt-simple/src/test/java/joptsimple/examples/Strings.java
@@ -0,0 +1,19 @@
+package joptsimple.examples;
+
+import java.util.Iterator;
+
+import static java.util.Arrays.*;
+
+public class Strings {
+    public static String join( char delimiter, String... pieces ) {
+        StringBuilder builder = new StringBuilder();
+
+        for ( Iterator<String> iter = asList( pieces ).iterator(); iter.hasNext(); ) {
+            builder.append( iter.next() );
+            if ( iter.hasNext() )
+                builder.append( delimiter );
+        }
+
+        return builder.toString();
+    }
+}