support String.Join

CS2JLibrary/NetFramework/System/String.xml

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!--
 
     This file is
@@ -251,6 +251,24 @@
       <Name>IsNullOrEmpty</Name>
       <Return>System.Boolean</Return>
     </Method>
+    <Method>
+      <Imports>
+        <Import>CS2JNet.System.StringSupport</Import>
+      </Imports>
+      <Java>StringSupport.join(${value}, ${separator})</Java>
+      <Params>
+        <Param>
+          <Type>System.String</Type>
+          <Name>separator</Name>
+        </Param>
+        <Param>
+          <Type>System.String[]</Type>
+          <Name>value</Name>
+        </Param>
+      </Params>
+      <Name>Join</Name>
+      <Return>System.String</Return>
+    </Method>
     <Method>
       <Imports>
         <Import>CS2JNet.System.StringSupport</Import>

CS2JLibrary/src/CS2JNet/System/StringSupport.java

@@ -24,6 +24,7 @@ package CS2JNet.System;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.Iterator;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -101,6 +102,31 @@ public class StringSupport {
 		}
 	}
 
+	public static String join(Collection<?> s, String delimiter) {
+	     StringBuilder builder = new StringBuilder();
+	     Iterator<?> iter = s.iterator();
+	     while (iter.hasNext()) {
+	         builder.append(iter.next());
+	         if (!iter.hasNext()) {
+	           break;                  
+	         }
+	         builder.append(delimiter);
+	     }
+	     return builder.toString();
+	 }
+	
+	public static String join(Object[] s, String delimiter) {
+	     StringBuilder builder = new StringBuilder();
+	     for (int i = 0; i < s.length; i++) {
+	         builder.append(s[i].toString());
+	         if (i == s.length - 1) {
+	           break;                  
+	         }
+	         builder.append(delimiter);
+	     }
+	     return builder.toString();
+	 }
+	
 	public static String Trim(String in, char[] filters, boolean trimStart, boolean trimEnd)
 	{
 		// Locate first non-trimmable index