1 /* 2 * junixsocket 3 * 4 * Copyright 2009-2024 Christian Kohlschütter 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 package org.newsclub.net.unix; 19 20 import java.net.SocketException; 21 import java.net.URI; 22 import java.util.Set; 23 24 import org.newsclub.net.unix.AFSocketAddress.AFSocketAddressConstructor; 25 26 /** 27 * The implementation-specifics for a given {@link AFSocketAddress} subclass implementation. 28 * 29 * @param <A> The supported address type. 30 * @author Christian Kohlschütter 31 * @see AFAddressFamilyConfig 32 */ 33 public abstract class AFSocketAddressConfig<A extends AFSocketAddress> { 34 35 /** 36 * Constructor. 37 */ 38 protected AFSocketAddressConfig() { 39 } 40 41 /** 42 * Tries to parse the given address-specific URI. 43 * 44 * @param u The URI. 45 * @param port The port to use, or {@code -1} for "unspecified". 46 * @return The address. 47 * @throws SocketException on error. 48 */ 49 protected abstract A parseURI(URI u, int port) throws SocketException; 50 51 /** 52 * Returns the implementation's address constructor. 53 * 54 * @return The implementation's address constructor. 55 */ 56 protected abstract AFSocketAddressConstructor<A> addressConstructor(); 57 58 /** 59 * Returns the name of the implementation's selector provider class. 60 * 61 * @return The name of the implementation's selector provider class. 62 */ 63 protected abstract String selectorProviderClassname(); 64 65 /** 66 * Returns the set of supported URI schemes that can be parsed via {@link #parseURI(URI,int)}. 67 * 68 * These schemes must be unique to this {@link AFSocketAddress} type. 69 * 70 * @return The set of supported URI schemes. 71 */ 72 protected abstract Set<String> uriSchemes(); 73 }