| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package freemarker.core; |
| |
| /** Don't use this; used internally by FreeMarker, might changes without notice. */ |
| public class _DelayedJoinWithComma extends _DelayedConversionToString { |
| |
| public _DelayedJoinWithComma(String[] items) { |
| super(items); |
| } |
| |
| @Override |
| protected String doConversion(Object obj) { |
| String[] items = (String[]) obj; |
| |
| int totalLength = 0; |
| for (int i = 0; i < items.length; i++) { |
| if (i != 0) totalLength += 2; |
| totalLength += items[i].length(); |
| } |
| |
| StringBuilder sb = new StringBuilder(totalLength); |
| for (int i = 0; i < items.length; i++) { |
| if (i != 0) sb.append(", "); |
| sb.append(items[i]); |
| } |
| |
| return sb.toString(); |
| } |
| |
| } |