| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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.jetbrains.idea.svn; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class LimitedStringsList { |
| private static final int ourMaxTypedUrls = 20; |
| private final List<String> myList; |
| |
| public LimitedStringsList(final List<String> list) { |
| myList = new ArrayList<String>((list.size() > ourMaxTypedUrls ? list.subList(0, ourMaxTypedUrls) : list)); |
| } |
| |
| public void add(final String value) { |
| myList.remove(value); |
| |
| if (myList.size() >= ourMaxTypedUrls) { |
| // leave space for 1 to be added |
| final int numToRemove = myList.size() - ourMaxTypedUrls + 1; |
| for (int i = 0; i < numToRemove; i++) { |
| myList.remove(0); |
| } |
| } |
| |
| // more recent first |
| myList.add(0, value); |
| } |
| |
| public List<String> getList() { |
| return Collections.unmodifiableList(myList); |
| } |
| } |