checkpoint

[sbp.git] / src / edu / berkeley / sbp / util / StringUtil.java

diff --git a/src/edu/berkeley/sbp/util/StringUtil.java b/src/edu/berkeley/sbp/util/StringUtil.java
index fc8f8e1..41e67e9 100644 (file)
--- a/src/edu/berkeley/sbp/util/StringUtil.java
+++ b/src/edu/berkeley/sbp/util/StringUtil.java
@@ -2,6 +2,19 @@ package edu.berkeley.sbp.util;
 
 /** miscellaneous string utilities */
 public class StringUtil {
+
+    public static String pad(int i,String s) {
+        return s.length() >= i ? s : pad(i-1,s)+" ";
+    }
+
+    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++) {