001/*-------------------------------------------------------------------------+
002|                                                                          |
003| Copyright 2005-2011 The ConQAT Project                                   |
004|                                                                          |
005| Licensed under the Apache License, Version 2.0 (the "License");          |
006| you may not use this file except in compliance with the License.         |
007| You may obtain a copy of the License at                                  |
008|                                                                          |
009|    http://www.apache.org/licenses/LICENSE-2.0                            |
010|                                                                          |
011| Unless required by applicable law or agreed to in writing, software      |
012| distributed under the License is distributed on an "AS IS" BASIS,        |
013| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
014| See the License for the specific language governing permissions and      |
015| limitations under the License.                                           |
016+-------------------------------------------------------------------------*/
017package org.conqat.lib.commons.factory;
018
019import java.util.function.Supplier;
020
021import org.conqat.lib.commons.error.NeverThrownRuntimeException;
022
023/**
024 * Generic factory interface. In many cases you should use {@link Supplier} now,
025 * but this interface also support to throw an exception.
026 * 
027 * @param <T>
028 *            Type that gets created by the factory.
029 * @param <X>
030 *            Exception that can get thrown during execution of the factory
031 *            method. If no exception is thrown, use
032 *            {@link NeverThrownRuntimeException}.
033 */
034@FunctionalInterface
035public interface IFactory<T, X extends Exception> {
036
037        /** Factory method */
038        T create() throws X;
039
040}