1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.mail; 18 19 import javax.activation.DataSource; 20 import java.io.IOException; 21 22 /** 23 * Creates a <code>DataSource</code> based on an URL. 24 * 25 * @since 1.3 26 */ 27 public interface DataSourceResolver 28 { 29 /** 30 * Resolves the given resource location to a <code>DataSource</code>. 31 * 32 * @param resourceLocation the location of the resource 33 * @return the <code>DataSource</code> 34 * @throws IOException the resource was not found 35 */ 36 DataSource resolve(final String resourceLocation) throws IOException; 37 38 /** 39 * Resolves the given resource location to a <code>DataSource</code>. 40 * 41 * @param resourceLocation the location of the resource 42 * @param isLenient shall we ignore resources not found or complain with an exception? 43 * @return the data source containing the resource or null if the resource was not found in lenient mode 44 * @throws IOException resolving the resource failed 45 */ 46 DataSource resolve(final String resourceLocation, final boolean isLenient) 47 throws IOException; 48 }