| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.axis2.clustering.tribes; |
| |
| import org.apache.catalina.tribes.Channel; |
| import org.apache.catalina.tribes.ChannelException; |
| import org.apache.catalina.tribes.ChannelMessage; |
| import org.apache.catalina.tribes.Member; |
| import org.apache.catalina.tribes.MembershipListener; |
| import org.apache.catalina.tribes.MembershipProvider; |
| import org.apache.catalina.tribes.MembershipService; |
| import org.apache.catalina.tribes.membership.StaticMember; |
| import org.apache.catalina.tribes.util.UUIDGenerator; |
| |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| /** |
| * This is the MembershipService which manages group membership based on a Well-Known Addressing (WKA) |
| * scheme. |
| */ |
| public class WkaMembershipService implements MembershipService { |
| |
| private final MembershipManager membershipManager; |
| |
| private MembershipProvider membershipProvider; |
| |
| private Channel channel; |
| |
| /** |
| * The implementation specific properties |
| */ |
| protected Properties properties = new Properties(); |
| |
| /** |
| * This payload contains some membership information, such as some member specific properties |
| * e.g. HTTP/S ports |
| */ |
| protected byte[] payload; |
| |
| /** |
| * The domain name of this cluster |
| */ |
| protected byte[] domain; |
| |
| public WkaMembershipService(MembershipManager membershipManager) { |
| this.membershipManager = membershipManager; |
| } |
| |
| public void setProperties(Properties properties) { |
| this.properties = properties; |
| } |
| |
| public Properties getProperties() { |
| return properties; |
| } |
| |
| @Override |
| public Channel getChannel() { |
| return channel; |
| } |
| |
| @Override |
| public void setChannel(Channel channel) { |
| this.channel = channel; |
| } |
| |
| public void start() throws Exception { |
| // Nothing to do here |
| } |
| |
| public void start(int i) throws Exception { |
| // Nothing to do here |
| } |
| |
| public void stop(int i) { |
| // Nothing to do here |
| } |
| |
| public boolean hasMembers() { |
| return membershipManager.hasMembers(); |
| } |
| |
| public Member getMember(Member member) { |
| return membershipManager.getMember(member); |
| } |
| |
| public Member[] getMembers() { |
| return membershipManager.getMembers(); |
| } |
| |
| public Member getLocalMember(boolean b) { |
| return membershipManager.getLocalMember(); |
| } |
| |
| public String[] getMembersByName() { |
| Member[] currentMembers = getMembers(); |
| String[] membernames; |
| if (currentMembers != null) { |
| membernames = new String[currentMembers.length]; |
| for (int i = 0; i < currentMembers.length; i++) { |
| membernames[i] = currentMembers[i].toString(); |
| } |
| } else { |
| membernames = new String[0]; |
| } |
| return membernames; |
| } |
| |
| public Member findMemberByName(String name) { |
| Member[] currentMembers = getMembers(); |
| for (Member currentMember : currentMembers) { |
| if (name.equals(currentMember.toString())) { |
| return currentMember; |
| } |
| } |
| return null; |
| } |
| |
| public void setLocalMemberProperties(String s, int i, int i1, int i2) { |
| //Nothing to implement at the momenet |
| } |
| |
| public void setLocalMemberProperties(String listenHost, int listenPort) { |
| properties.setProperty("tcpListenHost", listenHost); |
| properties.setProperty("tcpListenPort", String.valueOf(listenPort)); |
| StaticMember localMember = (StaticMember) membershipManager.getLocalMember(); |
| try { |
| if (localMember != null) { |
| localMember.setHostname(listenHost); |
| localMember.setPort(listenPort); |
| } else { |
| localMember = new StaticMember(listenHost, listenPort, 0); |
| localMember.setUniqueId(UUIDGenerator.randomUUID(true)); |
| localMember.setPayload(payload); |
| localMember.setDomain(domain); |
| membershipManager.setLocalMember(localMember); |
| } |
| localMember.getData(true, true); |
| } catch (IOException x) { |
| throw new IllegalArgumentException(x); |
| } |
| } |
| |
| public void setMembershipListener(MembershipListener membershipListener) { |
| // Nothing to do |
| } |
| |
| public void removeMembershipListener() { |
| // Nothing to do |
| } |
| |
| public void setPayload(byte[] payload) { |
| this.payload = payload; |
| ((StaticMember) membershipManager.getLocalMember()).setPayload(payload); |
| } |
| |
| public void setDomain(byte[] domain) { |
| this.domain = domain; |
| ((StaticMember) membershipManager.getLocalMember()).setDomain(domain); |
| } |
| |
| public void broadcast(ChannelMessage channelMessage) throws ChannelException { |
| //Nothing to implement at the momenet |
| } |
| |
| @Override |
| public MembershipProvider getMembershipProvider() { |
| return membershipProvider; |
| } |
| |
| public void setMembershipProvider(MembershipProvider memberProvider) { |
| this.membershipProvider = memberProvider; |
| } |
| } |