/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.client;
import com.hazelcast.client.config.ClientConfig;
import com.hazelcast.client.test.TestHazelcastFactory;
import com.hazelcast.config.Config;
import com.hazelcast.config.JoinConfig;
import com.hazelcast.config.ListenerConfig;
import com.hazelcast.config.MemberAttributeConfig;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.Member;
import com.hazelcast.core.MemberAttributeEvent;
import com.hazelcast.core.MembershipEvent;
import com.hazelcast.core.MembershipListener;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.After;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.Collection;
import java.util.concurrent.CountDownLatch;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class ClientMemberAttributeTest extends HazelcastTestSupport {
private final TestHazelcastFactory hazelcastFactory = new TestHazelcastFactory();
@After
public void cleanup() {
hazelcastFactory.terminateAll();
}
@Test
public void testChangeMemberAttributes() throws Exception {
final int count = 10;
final HazelcastInstance instance = hazelcastFactory.newHazelcastInstance();
final ClientConfig config = new ClientConfig();
final ListenerConfig listenerConfig = new ListenerConfig();
final CountDownLatch countDownLatch = new CountDownLatch(count);
listenerConfig.setImplementation(new LatchMembershipListener(countDownLatch));
config.addListenerConfig(listenerConfig);
hazelcastFactory.newHazelcastClient(config);
final Member localMember = instance.getCluster().getLocalMember();
for (int i = 0; i < count; i++) {
localMember.setStringAttribute("key" + i, HazelcastTestSupport.randomString());
}
assertOpenEventually(countDownLatch);
}
@Test(timeout = 120000)
public void testConfigAttributes() throws Exception {
Config c = new Config();
JoinConfig join = c.getNetworkConfig().getJoin();
join.getTcpIpConfig().addMember("127.0.0.1").setEnabled(true);
join.getMulticastConfig().setEnabled(false);
MemberAttributeConfig memberAttributeConfig = c.getMemberAttributeConfig();
memberAttributeConfig.setIntAttribute("Test", 123);
HazelcastInstance h1 = hazelcastFactory.newHazelcastInstance(c);
Member m1 = h1.getCluster().getLocalMember();
assertEquals(123, (int) m1.getIntAttribute("Test"));
HazelcastInstance h2 = hazelcastFactory.newHazelcastInstance(c);
Member m2 = h2.getCluster().getLocalMember();
assertEquals(123, (int) m2.getIntAttribute("Test"));
assertClusterSize(2, h2);
Member member = null;
for (Member m : h2.getCluster().getMembers()) {
if (m == h2.getCluster().getLocalMember()) {
continue;
}
member = m;
}
assertNotNull(member);
assertEquals(m1, member);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(123, (int) member.getIntAttribute("Test"));
HazelcastInstance client = hazelcastFactory.newHazelcastClient();
Collection<Member> members = client.getCluster().getMembers();
for (Member m : members) {
assertEquals(123, (int) m.getIntAttribute("Test"));
}
}
@Test(timeout = 120000)
public void testPresharedAttributes() throws Exception {
Config c = new Config();
JoinConfig join = c.getNetworkConfig().getJoin();
join.getTcpIpConfig().addMember("127.0.0.1").setEnabled(true);
join.getMulticastConfig().setEnabled(false);
HazelcastInstance h1 = hazelcastFactory.newHazelcastInstance(c);
Member m1 = h1.getCluster().getLocalMember();
m1.setIntAttribute("Test", 123);
HazelcastInstance h2 = hazelcastFactory.newHazelcastInstance(c);
assertClusterSize(2, h2);
Member member = null;
for (Member m : h2.getCluster().getMembers()) {
if (m == h2.getCluster().getLocalMember()) {
continue;
}
member = m;
}
assertNotNull(member);
assertEquals(m1, member);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(123, (int) member.getIntAttribute("Test"));
boolean found = false;
HazelcastInstance client = hazelcastFactory.newHazelcastClient();
Collection<Member> members = client.getCluster().getMembers();
for (Member m : members) {
if (m.equals(m1)) {
assertEquals(123, (int) m.getIntAttribute("Test"));
found = true;
}
}
assertTrue(found);
}
@Test(timeout = 120000)
public void testAddAttributes() throws Exception {
Config c = new Config();
JoinConfig join = c.getNetworkConfig().getJoin();
join.getTcpIpConfig().addMember("127.0.0.1").setEnabled(true);
join.getMulticastConfig().setEnabled(false);
HazelcastInstance h1 = hazelcastFactory.newHazelcastInstance(c);
Member m1 = h1.getCluster().getLocalMember();
m1.setIntAttribute("Test", 123);
HazelcastInstance h2 = hazelcastFactory.newHazelcastInstance(c);
assertClusterSize(2, h2);
Member member = null;
for (Member m : h2.getCluster().getMembers()) {
if (m == h2.getCluster().getLocalMember()) {
continue;
}
member = m;
}
assertNotNull(member);
assertEquals(m1, member);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(123, (int) member.getIntAttribute("Test"));
HazelcastInstance client = hazelcastFactory.newHazelcastClient();
final CountDownLatch latch = new CountDownLatch(3);
final MembershipListener listener = new LatchMembershipListener(latch);
h2.getCluster().addMembershipListener(listener);
h1.getCluster().addMembershipListener(listener);
client.getCluster().addMembershipListener(listener);
m1.setIntAttribute("Test2", 321);
// Force sleep to distribute value
assertOpenEventually(latch);
assertNotNull(member.getIntAttribute("Test2"));
assertEquals(321, (int) member.getIntAttribute("Test2"));
boolean found = false;
Collection<Member> members = client.getCluster().getMembers();
for (Member m : members) {
if (m.equals(m1)) {
assertEquals(321, (int) m.getIntAttribute("Test2"));
found = true;
}
}
assertTrue(found);
}
@Test(timeout = 120000)
public void testChangeAttributes() throws Exception {
Config c = new Config();
JoinConfig join = c.getNetworkConfig().getJoin();
join.getTcpIpConfig().addMember("127.0.0.1").setEnabled(true);
join.getMulticastConfig().setEnabled(false);
HazelcastInstance h1 = hazelcastFactory.newHazelcastInstance(c);
Member m1 = h1.getCluster().getLocalMember();
m1.setIntAttribute("Test", 123);
HazelcastInstance h2 = hazelcastFactory.newHazelcastInstance(c);
assertClusterSize(2, h2);
Member member = null;
for (Member m : h2.getCluster().getMembers()) {
if (m == h2.getCluster().getLocalMember()) {
continue;
}
member = m;
}
assertNotNull(member);
assertEquals(m1, member);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(123, (int) member.getIntAttribute("Test"));
HazelcastInstance client = hazelcastFactory.newHazelcastClient();
final CountDownLatch latch = new CountDownLatch(3);
final MembershipListener listener = new LatchMembershipListener(latch);
h2.getCluster().addMembershipListener(listener);
h1.getCluster().addMembershipListener(listener);
client.getCluster().addMembershipListener(listener);
m1.setIntAttribute("Test", 321);
// Force sleep to distribute value
assertOpenEventually(latch);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(321, (int) member.getIntAttribute("Test"));
boolean found = false;
Collection<Member> members = client.getCluster().getMembers();
for (Member m : members) {
if (m.equals(m1)) {
assertEquals(321, (int) m.getIntAttribute("Test"));
found = true;
}
}
assertTrue(found);
}
@Test(timeout = 120000)
public void testRemoveAttributes() throws Exception {
Config c = new Config();
JoinConfig join = c.getNetworkConfig().getJoin();
join.getTcpIpConfig().addMember("127.0.0.1").setEnabled(true);
join.getMulticastConfig().setEnabled(false);
HazelcastInstance h1 = hazelcastFactory.newHazelcastInstance(c);
Member m1 = h1.getCluster().getLocalMember();
m1.setIntAttribute("Test", 123);
HazelcastInstance h2 = hazelcastFactory.newHazelcastInstance(c);
assertClusterSize(2, h2);
Member member = null;
for (Member m : h2.getCluster().getMembers()) {
if (m == h2.getCluster().getLocalMember()) {
continue;
}
member = m;
}
assertNotNull(member);
assertEquals(m1, member);
assertNotNull(member.getIntAttribute("Test"));
assertEquals(123, (int) member.getIntAttribute("Test"));
HazelcastInstance client = hazelcastFactory.newHazelcastClient();
final CountDownLatch latch = new CountDownLatch(3);
final MembershipListener listener = new LatchMembershipListener(latch);
h2.getCluster().addMembershipListener(listener);
h1.getCluster().addMembershipListener(listener);
client.getCluster().addMembershipListener(listener);
m1.removeAttribute("Test");
// Force sleep to distribute value
assertOpenEventually(latch);
assertNull(member.getIntAttribute("Test"));
boolean found = false;
Collection<Member> members = client.getCluster().getMembers();
for (Member m : members) {
if (m.equals(m1)) {
assertNull(m.getIntAttribute("Test"));
found = true;
}
}
assertTrue(found);
}
private static class LatchMembershipListener implements MembershipListener {
private final CountDownLatch latch;
private LatchMembershipListener(CountDownLatch latch) {
this.latch = latch;
}
@Override
public void memberAdded(MembershipEvent membershipEvent) {
}
@Override
public void memberRemoved(MembershipEvent membershipEvent) {
}
@Override
public void memberAttributeChanged(MemberAttributeEvent memberAttributeEvent) {
latch.countDown();
}
}
}