001/* 002 * Copyright (c) 2013 Maxim Yunusov 003 * Licensed under the Apache License, Version 2.0 (the "License"); 004 * you may not use this file except in compliance with the License. 005 * You may obtain a copy of the License at 006 * 007 * http://www.apache.org/licenses/LICENSE-2.0 008 * 009 * Unless required by applicable law or agreed to in writing, software 010 * distributed under the License is distributed on an "AS IS" BASIS, 011 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 * See the License for the specific language governing permissions and 013 * limitations under the License. 014 */ 015 016package org.maxur.perfmodel.backend.domain; 017 018import java.util.Collection; 019import java.util.Optional; 020 021/** 022 * @author Maxim Yunusov 023 * @version 1.0 07.11.13 024 */ 025public interface Repository<T> { 026 027 Optional<T> get(String key); 028 029 Optional<T> remove(String key); 030 031 Optional<T> add(T value) throws ConflictException; 032 033 Optional<T> amend(T value) throws ConflictException; 034 035 Optional<T> findByName(String name); 036 037 Collection<T> findAll(); 038}