001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. 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.apache.commons.mail; 018 019import javax.activation.DataSource; 020import java.io.IOException; 021 022/** 023 * Creates a <code>DataSource</code> based on an URL. 024 * 025 * @since 1.3 026 */ 027public interface DataSourceResolver 028{ 029 /** 030 * Resolves the given resource location to a <code>DataSource</code>. 031 * 032 * @param resourceLocation the location of the resource 033 * @return the <code>DataSource</code> 034 * @throws IOException the resource was not found 035 */ 036 DataSource resolve(final String resourceLocation) throws IOException; 037 038 /** 039 * Resolves the given resource location to a <code>DataSource</code>. 040 * 041 * @param resourceLocation the location of the resource 042 * @param isLenient shall we ignore resources not found or complain with an exception? 043 * @return the data source containing the resource or null if the resource was not found in lenient mode 044 * @throws IOException resolving the resource failed 045 */ 046 DataSource resolve(final String resourceLocation, final boolean isLenient) 047 throws IOException; 048}