| /* |
| * Copyright 2002-2005 Sascha Weinreuter |
| * |
| * Licensed 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 org.intellij.plugins.xpathView.util; |
| |
| import java.util.List; |
| import java.util.Collection; |
| import java.util.ArrayList; |
| |
| public interface Copyable<T> { |
| T copy(); |
| |
| class Util { |
| private Util() { } |
| |
| @SuppressWarnings({"unchecked"}) |
| public static <T extends Copyable> List<T> copy(Collection<T> stuff) { |
| final List<Copyable<T>> l = new ArrayList<Copyable<T>>(stuff.size()); |
| for (Copyable<T> copyable : stuff) { |
| if (copyable != null) l.add(copyable.copy()); |
| } |
| return (List<T>)l; |
| } |
| } |
| } |