001package ball.upnp.ssdp; 002/*- 003 * ########################################################################## 004 * UPnP/SSDP Implementation Classes 005 * $Id: SSDPDiscoveryRequest.java 5285 2020-02-05 04:23:21Z ball $ 006 * $HeadURL: svn+ssh://svn.hcf.dev/var/spool/scm/repository.svn/ball-upnp/trunk/src/main/java/ball/upnp/ssdp/SSDPDiscoveryRequest.java $ 007 * %% 008 * Copyright (C) 2013 - 2020 Allen D. Ball 009 * %% 010 * Licensed under the Apache License, Version 2.0 (the "License"); 011 * you may not use this file except in compliance with the License. 012 * You may obtain a copy of the License at 013 * 014 * http://www.apache.org/licenses/LICENSE-2.0 015 * 016 * Unless required by applicable law or agreed to in writing, software 017 * distributed under the License is distributed on an "AS IS" BASIS, 018 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 019 * See the License for the specific language governing permissions and 020 * limitations under the License. 021 * ########################################################################## 022 */ 023import org.apache.http.HttpHeaders; 024 025/** 026 * SSDP discovery ({@value #METHOD}) {@link SSDPRequest}. 027 * 028 * {@bean.info} 029 * 030 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball} 031 * @version $Revision: 5285 $ 032 */ 033public class SSDPDiscoveryRequest extends SSDPRequest { 034 035 /** 036 * {@link SSDPRequest} method name ({@value #METHOD}) 037 */ 038 public static final String METHOD = "M-SEARCH"; 039 040 /** 041 * Sole constructor. 042 */ 043 public SSDPDiscoveryRequest() { 044 super(METHOD); 045 046 addHeader(HttpHeaders.HOST.toUpperCase(), toString(ADDRESS)); 047 addHeader(MAN, "\"ssdp:discover\""); 048 addHeader(MX, String.valueOf(120)); 049 addHeader(ST, "ssdp:all"); 050 } 051}