Added util function concat(List) and concat(string, list) to concatenate lists into a string.

Updated powertool to use new concat method.

2 files changed, 25 insertions, 2 deletions

diff --git a/Essentials/src/com/earth2me/essentials/Util.java b/Essentials/src/com/earth2me/essentials/Util.java
index 82231cb06..e850f9732 100644
--- a/Essentials/src/com/earth2me/essentials/Util.java
+++ b/Essentials/src/com/earth2me/essentials/Util.java
@@ -14,6 +14,7 @@ import java.text.MessageFormat;
 import java.util.Calendar;
 import java.util.Enumeration;
 import java.util.GregorianCalendar;
+import java.util.List;
 import java.util.Locale;
 import java.util.MissingResourceException;
 import java.util.ResourceBundle;
@@ -488,4 +489,26 @@ public class Util
 	{
 		return s.toUpperCase().charAt(0) + s.toLowerCase().substring(1);
 	}
+	
+	public static String concat(List list)
+	{
+		return concat(",", list);
+	}
+	
+	public static String concat(String seperator, List list)
+	{
+		StringBuilder sb = new StringBuilder();
+		
+		for(Object item : list)
+		{
+			if(sb.length() > 0)
+			{
+				sb.append(seperator);
+			}
+			
+			sb.append(item.toString());
+		}
+		
+		return sb.toString();
+	}
 }
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commandpowertool.java b/Essentials/src/com/earth2me/essentials/commands/Commandpowertool.java
index bc1ccd801..054419a86 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commandpowertool.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commandpowertool.java
@@ -39,7 +39,7 @@ public class Commandpowertool extends EssentialsCommand
 				}
 				else
 				{
-					user.sendMessage(Util.format("powerToolList", powertools.toString(), itemName));
+					user.sendMessage(Util.format("powerToolList", Util.concat(powertools), itemName));
 				}
 				return;
 			}
@@ -85,7 +85,7 @@ public class Commandpowertool extends EssentialsCommand
 				}
 
 				powertools.add(command);
-				user.sendMessage(Util.format("powerToolAttach", powertools.toString(), itemName));
+				user.sendMessage(Util.format("powerToolAttach", Util.concat(powertools), itemName));
 			}
 		}
 		else