X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Futil%2FStringUtil.java;fp=src%2Fedu%2Fberkeley%2Fsbp%2Futil%2FStringUtil.java;h=5e39447c08737ad0b5e6fdd6f6886a1577d6eed1;hb=927dc9b785de472f2237c5adbc4d2ad12f16cc2d;hp=fc8f8e1a0ebf809ca990e66050544e64bd1658a7;hpb=0ce98222058f782ee31638da5dce46a295d7e1bb;p=sbp.git

diff --git a/src/edu/berkeley/sbp/util/StringUtil.java b/src/edu/berkeley/sbp/util/StringUtil.java
index fc8f8e1..5e39447 100644
--- a/src/edu/berkeley/sbp/util/StringUtil.java
+++ b/src/edu/berkeley/sbp/util/StringUtil.java
@@ -2,6 +2,15 @@ package edu.berkeley.sbp.util;
 
 /** miscellaneous string utilities */
 public class StringUtil {
+
+    public static String join(String[] s, String sep) {
+        StringBuffer ret = new StringBuffer();
+        for(int i=0; i<s.length; i++) {
+            if (i>0) ret.append(sep);
+            ret.append(s[i]);
+        }
+        return ret.toString();
+    }
     public static String toJavaString(String s) {
         StringBuffer sb = new StringBuffer();
         for(int i=0; i<s.length(); i++) {