Bug 522083 - Simplify StringUtils classes

No need for multiple concat methods - just use varargs.
No need for split method - pre 1.4 JVM is not supported now.

Change-Id: I1c1e349746d7c817933c1451393b8abfd67ba37a
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>

1 files changed, 7 insertions, 34 deletions

diff --git a/org.eclipse.ui.intro.universal/src/org/eclipse/ui/internal/intro/universal/util/StringUtil.java b/org.eclipse.ui.intro.universal/src/org/eclipse/ui/internal/intro/universal/util/StringUtil.java
index 3b57ab79a..77eccf017 100644
--- a/org.eclipse.ui.intro.universal/src/org/eclipse/ui/internal/intro/universal/util/StringUtil.java
+++ b/org.eclipse.ui.intro.universal/src/org/eclipse/ui/internal/intro/universal/util/StringUtil.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2004, 2006 IBM Corporation and others.
+ * Copyright (c) 2004, 2017 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -10,40 +10,13 @@
  *******************************************************************************/
 package org.eclipse.ui.internal.intro.universal.util;
 
-
-
 public class StringUtil {
 
-    public static StringBuffer concat(String string1, String string2,
-            String string3) {
-        StringBuffer buffer = new StringBuffer(string1);
-        buffer.append(string2);
-        buffer.append(string3);
-        return buffer;
-    }
-
-    public static StringBuffer concat(String string1, String string2,
-            String string3, String string4) {
-        StringBuffer buffer = concat(string1, string2, string3);
-        buffer.append(string4);
-        return buffer;
-    }
-
-    public static StringBuffer concat(String string1, String string2,
-            String string3, String string4, String string5) {
-        StringBuffer buffer = concat(string1, string2, string3, string4);
-        buffer.append(string5);
-        return buffer;
+	public static StringBuffer concat(String... strings) {
+    	StringBuffer buffer = new StringBuffer();
+    	for (String string : strings) {
+			buffer.append(string);
+		}
+    	return buffer;
     }
-
-    public static StringBuffer concat(String string1, String string2,
-            String string3, String string4, String string5, String string6) {
-        StringBuffer buffer = concat(string1, string2, string3, string4,
-            string5);
-        buffer.append(string6);
-        return buffer;
-    }
-
-
-
 }