more refinements for Group

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@684047 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Davies 2008-08-08 18:48:06 +00:00
parent b11c28615e
commit 9e1dad4cc2
13 changed files with 2373 additions and 1294 deletions

View File

@ -22,12 +22,12 @@ package org.apache.activemq.group;
*/
public class DefaultMapChangedListener implements MapChangedListener{
public void mapInsert(Member owner, Object key, Object value) {
public void mapInsert(Member owner, Object key, Object value) {
}
public void mapRemove(Member owner, Object key, Object value,boolean expired) {
public void mapRemove(Member owner, Object key, Object value,boolean expired) {
}
public void mapUpdate(Member owner, Object Key, Object oldValue,Object newValue) {
public void mapUpdate(Member owner, Object key, Object oldValue,Object newValue) {
}
}

View File

@ -28,9 +28,11 @@ import java.io.ObjectOutput;
class EntryKey<K> implements Externalizable {
private Member owner;
private K key;
private boolean share;
private boolean locked;
private boolean removeOnExit;
private boolean releaseLockOnExit;
private long expiration;
private long lockExpiration;
/**
* Default constructor - for serialization
@ -53,6 +55,10 @@ class EntryKey<K> implements Externalizable {
public Member getOwner() {
return this.owner;
}
public void setOwner(Member member) {
this.owner=member;
}
/**
* @return the key
@ -64,15 +70,15 @@ class EntryKey<K> implements Externalizable {
/**
* @return the share
*/
public boolean isShare() {
return this.share;
public boolean isLocked() {
return this.locked;
}
/**
* @param share the share to set
*/
public void setShare(boolean share) {
this.share = share;
public void setLocked(boolean locked) {
this.locked = locked;
}
/**
@ -104,6 +110,34 @@ class EntryKey<K> implements Externalizable {
this.expiration = expiration;
}
/**
* @return the lockExpiration
*/
public long getLockExpiration() {
return lockExpiration;
}
/**
* @param lockExpiration the lockExpiration to set
*/
public void setLockExpiration(long lockExpiration) {
this.lockExpiration = lockExpiration;
}
/**
* @return the releaseLockOnExit
*/
public boolean isReleaseLockOnExit() {
return releaseLockOnExit;
}
/**
* @param releaseLockOnExit the releaseLockOnExit to set
*/
public void setReleaseLockOnExit(boolean releaseLockOnExit) {
this.releaseLockOnExit = releaseLockOnExit;
}
void setTimeToLive(long ttl) {
if (ttl > 0 ) {
this.expiration=ttl+System.currentTimeMillis();
@ -112,6 +146,14 @@ class EntryKey<K> implements Externalizable {
}
}
void setLockTimeToLive(long ttl) {
if(ttl > 0) {
this.lockExpiration=ttl+System.currentTimeMillis();
}else {
this.lockExpiration=0l;
}
}
boolean isExpired() {
return isExpired(System.currentTimeMillis());
}
@ -120,6 +162,14 @@ class EntryKey<K> implements Externalizable {
return this.expiration > 0 && this.expiration < currentTime;
}
boolean isLockExpired() {
return isLockExpired(System.currentTimeMillis());
}
boolean isLockExpired(long currentTime) {
return this.lockExpiration > 0 && this.lockExpiration < currentTime;
}
public boolean equals(Object obj) {
@ -134,21 +184,27 @@ class EntryKey<K> implements Externalizable {
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(this.owner);
out.writeObject(this.key);
out.writeBoolean(isShare());
out.writeBoolean(isLocked());
out.writeBoolean(isRemoveOnExit());
out.writeBoolean(isReleaseLockOnExit());
out.writeLong(getExpiration());
out.writeLong(getLockExpiration());
}
public void readExternal(ObjectInput in) throws IOException,
ClassNotFoundException {
this.owner = (Member) in.readObject();
this.key = (K) in.readObject();
this.share = in.readBoolean();
this.locked = in.readBoolean();
this.removeOnExit=in.readBoolean();
this.releaseLockOnExit=in.readBoolean();
this.expiration=in.readLong();
this.lockExpiration=in.readLong();
}
public String toString() {
return "key:"+this.key;
}
}

View File

@ -29,9 +29,12 @@ public class EntryMessage implements Externalizable{
static enum MessageType{INSERT,DELETE,SYNC};
private EntryKey key;
private Object value;
private Object oldValue;
private MessageType type;
private boolean mapUpdate;
private boolean expired;
private boolean lockExpired;
private boolean lockUpdate;
/**
* @return the owner
@ -58,6 +61,19 @@ public class EntryMessage implements Externalizable{
this.value = value;
}
/**
* @return the oldValue
*/
public Object getOldValue() {
return this.oldValue;
}
/**
* @param oldValue the oldValue to set
*/
public void setOldValue(Object oldValue) {
this.oldValue = oldValue;
}
/**
* @return the type
*/
@ -97,6 +113,32 @@ public class EntryMessage implements Externalizable{
this.expired = expired;
}
/**
* @return the lockExpired
*/
public boolean isLockExpired() {
return lockExpired;
}
/**
* @param lockExpired the lockExpired to set
*/
public void setLockExpired(boolean lockExpired) {
this.lockExpired = lockExpired;
}
/**
* @return the lockUpdate
*/
public boolean isLockUpdate() {
return lockUpdate;
}
/**
* @param lockUpdate the lockUpdate to set
*/
public void setLockUpdate(boolean lockUpdate) {
this.lockUpdate = lockUpdate;
}
/**
* @return if insert message
*/
@ -115,13 +157,17 @@ public class EntryMessage implements Externalizable{
return this.type != null && this.type.equals(MessageType.SYNC);
}
public EntryMessage copy() {
EntryMessage result = new EntryMessage();
result.key=this.key;
result.value=this.value;
result.oldValue=this.oldValue;
result.type=this.type;
result.mapUpdate=this.mapUpdate;
result.expired=this.expired;
result.lockExpired=this.lockExpired;
result.lockUpdate=this.lockUpdate;
return result;
}
@ -131,21 +177,28 @@ public class EntryMessage implements Externalizable{
ClassNotFoundException {
this.key=(EntryKey) in.readObject();
this.value=in.readObject();
this.oldValue=in.readObject();
this.type=(MessageType) in.readObject();
this.mapUpdate=in.readBoolean();
this.expired=in.readBoolean();
this.lockExpired=in.readBoolean();
this.lockUpdate=in.readBoolean();
}
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(this.key);
out.writeObject(this.value);
out.writeObject(this.oldValue);
out.writeObject(this.type);
out.writeBoolean(this.mapUpdate);
out.writeBoolean(this.expired);
out.writeBoolean(this.lockExpired);
out.writeBoolean(this.lockUpdate);
}
public String toString() {
return "EntryMessage: "+this.type + "[" + this.key + "," + this.value +
"]{update=" + this.mapUpdate + "}";
}
}

View File

@ -22,20 +22,20 @@ package org.apache.activemq.group;
*
*/
class EntryValue<V> {
private Member owner;
private EntryKey key;
private V value;
EntryValue(Member owner, V value){
this.owner=owner;
EntryValue(EntryKey key, V value){
this.key=key;
this.value=value;
}
/**
* @return the owner
*/
public Member getOwner() {
return this.owner;
public EntryKey getKey() {
return this.key;
}
/**

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@ -0,0 +1,34 @@
/**
* 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.activemq.group;
/**
* A listener for message communication
*
*/
public interface GroupMessageListener {
/**
* Called when a message is delivered to the <CODE>Group</CODE> from another member
* @param sender the member who sent the message
* @param replyId the id to use to respond to a message
* @param message the message object
*/
void messageDelivered(Member sender, String replyId, Object message);
}

View File

@ -22,6 +22,7 @@ import java.io.ObjectInput;
import java.io.ObjectOutput;
import javax.jms.Destination;
import org.apache.activemq.util.IdGenerator;
import com.sun.jndi.url.corbaname.corbanameURLContextFactory;
/**
*<P>
@ -32,9 +33,10 @@ public class Member implements Externalizable {
private String name;
private String id;
private String hostname;
private long timeStamp;
private long startTime;
private int coordinatorWeight;
private Destination inBoxDestination;
private transient long timeStamp;
/**
@ -94,12 +96,41 @@ public class Member implements Externalizable {
this.inBoxDestination=dest;
}
/**
* @return the timeStamp
*/
long getTimeStamp() {
return this.timeStamp;
}
/**
* @param timeStamp the timeStamp to set
*/
void setTimeStamp(long timeStamp) {
this.timeStamp = timeStamp;
}
/**
* @return the coordinatorWeight
*/
public int getCoordinatorWeight() {
return this.coordinatorWeight;
}
/**
* @param coordinatorWeight the coordinatorWeight to set
*/
public void setCoordinatorWeight(int coordinatorWeight) {
this.coordinatorWeight = coordinatorWeight;
}
public String toString() {
return this.name+"["+this.id+"]@"+this.hostname;
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
this.coordinatorWeight=in.readInt();;
this.name = in.readUTF();
this.id = in.readUTF();
this.hostname = in.readUTF();
@ -108,6 +139,7 @@ public class Member implements Externalizable {
}
public void writeExternal(ObjectOutput out) throws IOException {
out.writeInt(this.coordinatorWeight);
out.writeUTF(this.name != null ? this.name : "");
out.writeUTF(this.id != null ? this.id : "");
out.writeUTF(this.hostname != null ? this.hostname : "");
@ -127,20 +159,4 @@ public class Member implements Externalizable {
}
return result;
}
/**
* @return the timeStamp
*/
long getTimeStamp() {
return this.timeStamp;
}
/**
* @param timeStamp the timeStamp to set
*/
void setTimeStamp(long timeStamp) {
this.timeStamp = timeStamp;
}
}

View File

@ -18,7 +18,7 @@
package org.apache.activemq.group;
/**
* @author rajdavies
* A listener for membership changes to a group
*
*/
public interface MemberChangedListener {

View File

@ -19,7 +19,7 @@
</head>
<body>
Shared state and membership information between members of a remote group
Shared state, messaging and membership information between members of a distributed group
</body>
</html>

View File

@ -34,12 +34,12 @@ public class GroupMapTest extends TestCase {
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#addMemberChangedListener(org.apache.activemq.group.MemberChangedListener)}.
* {@link org.apache.activemq.group.Group#addMemberChangedListener(org.apache.activemq.group.MemberChangedListener)}.
* @throws Exception
*/
public void testAddMemberChangedListener() throws Exception {
final AtomicInteger counter = new AtomicInteger();
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
map1.addMemberChangedListener(new MemberChangedListener(){
public void memberStarted(Member member) {
@ -65,7 +65,7 @@ public class GroupMapTest extends TestCase {
}
}
assertEquals(1, counter.get());
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
synchronized(counter) {
if (counter.get()<2) {
@ -76,7 +76,7 @@ public class GroupMapTest extends TestCase {
map2.stop();
synchronized(counter) {
if (counter.get()>=2) {
counter.wait(GroupMap.DEFAULT_HEART_BEAT_INTERVAL*3);
counter.wait(Group.DEFAULT_HEART_BEAT_INTERVAL*3);
}
}
assertEquals(1, counter.get());
@ -85,14 +85,14 @@ public class GroupMapTest extends TestCase {
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#addMapChangedListener(org.apache.activemq.group.MapChangedListener)}.
* {@link org.apache.activemq.group.Group#addMapChangedListener(org.apache.activemq.group.MapChangedListener)}.
* @throws Exception
*/
public void testAddMapChangedListener() throws Exception {
final AtomicBoolean called1 = new AtomicBoolean();
final AtomicBoolean called2 = new AtomicBoolean();
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -104,7 +104,7 @@ public class GroupMapTest extends TestCase {
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -133,12 +133,13 @@ public class GroupMapTest extends TestCase {
map1.stop();
map2.stop();
}
public void testGetWriteLock() throws Exception {
GroupMap map1 = new GroupMap(connection1, "map1");
public void testGetImplicitWriteLock() throws Exception {
Group map1 = new Group(connection1, "map1");
final AtomicBoolean called = new AtomicBoolean();
map1.start();
GroupMap map2 = new GroupMap(connection2, "map2");
Group map2 = new Group(connection2, "map2");
map2.setAlwaysLock(true);
map2.setMinimumGroupSize(2);
map2.start();
map2.put("test", "foo");
@ -150,15 +151,84 @@ public class GroupMapTest extends TestCase {
map1.stop();
map2.stop();
}
public void testExpireImplicitWriteLock() throws Exception {
Group map1 = new Group(connection1, "map1");
final AtomicBoolean called = new AtomicBoolean();
map1.start();
Group map2 = new Group(connection2, "map2");
map2.setAlwaysLock(true);
map2.setLockTimeToLive(1000);
map2.setMinimumGroupSize(2);
map2.start();
map2.put("test", "foo");
try {
map1.put("test", "bah");
fail("Should have thrown an exception!");
} catch (GroupMapUpdateException e) {
}
Thread.sleep(2000);
map1.put("test", "bah");
map1.stop();
map2.stop();
}
public void testExpireImplicitLockOnExit() throws Exception {
Group map1 = new Group(connection1, "map1");
final AtomicBoolean called = new AtomicBoolean();
map1.start();
Group map2 = new Group(connection2, "map2");
map2.setAlwaysLock(true);
map2.setMinimumGroupSize(2);
map2.start();
map2.put("test", "foo");
try {
map1.put("test", "bah");
fail("Should have thrown an exception!");
} catch (GroupMapUpdateException e) {
}
map2.stop();
map1.put("test", "bah");
map1.stop();
}
public void testGetExplicitWriteLock() throws Exception {
Group map1 = new Group(connection1, "map1");
map1.setAlwaysLock(true);
final AtomicBoolean called = new AtomicBoolean();
map1.start();
Group map2 = new Group(connection2, "map2");
map2.setAlwaysLock(true);
map2.setMinimumGroupSize(2);
map2.start();
map2.put("test", "foo");
map2.lock("test");
try {
map1.put("test", "bah");
fail("Should have thrown an exception!");
} catch (GroupMapUpdateException e) {
}
map2.unlock("test");
map1.lock("test");
try {
map2.lock("test");
fail("Should have thrown an exception!");
} catch (GroupMapUpdateException e) {
}
map1.stop();
map2.stop();
}
/**
* Test method for {@link org.apache.activemq.group.GroupMap#clear()}.
* Test method for {@link org.apache.activemq.group.Group#clear()}.
*
* @throws Exception
*/
public void testClear() throws Exception {
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -176,7 +246,7 @@ public class GroupMapTest extends TestCase {
}
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
map2.put("test","foo");
synchronized(called) {
@ -202,12 +272,12 @@ public class GroupMapTest extends TestCase {
* Test a new map is populated for existing values
*/
public void testMapUpdatedOnStart() throws Exception {
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.start();
map1.put("test", "foo");
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
synchronized(called) {
@ -230,9 +300,9 @@ public class GroupMapTest extends TestCase {
map1.stop();
map2.stop();
}
public void testContainsKey() throws Exception {
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -243,7 +313,7 @@ public class GroupMapTest extends TestCase {
}
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
map2.put("test","foo");
synchronized(called) {
@ -261,11 +331,11 @@ public class GroupMapTest extends TestCase {
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#containsValue(java.lang.Object)}.
* {@link org.apache.activemq.group.Group#containsValue(java.lang.Object)}.
* @throws Exception
*/
public void testContainsValue() throws Exception {
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -276,7 +346,7 @@ public class GroupMapTest extends TestCase {
}
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
map2.put("test","foo");
synchronized(called) {
@ -299,11 +369,11 @@ public class GroupMapTest extends TestCase {
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#get(java.lang.Object)}.
* {@link org.apache.activemq.group.Group#get(java.lang.Object)}.
* @throws Exception
*/
public void testGet() throws Exception {
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -314,7 +384,7 @@ public class GroupMapTest extends TestCase {
}
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
map2.put("test","foo");
synchronized(called) {
@ -327,15 +397,29 @@ public class GroupMapTest extends TestCase {
map1.stop();
map2.stop();
}
public void testPut() throws Exception {
Group map1 = new Group(connection1,"map1");
map1.start();
Group map2 = new Group(connection2,"map2");
map2.setMinimumGroupSize(2);
map2.start();
Object value = map1.put("foo", "blob");
assertNull(value);
value = map1.put("foo", "blah");
assertEquals(value, "blob");
map1.stop();
map2.stop();
}
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#remove(java.lang.Object)}.
* {@link org.apache.activemq.group.Group#remove(java.lang.Object)}.
*/
public void testRemove() throws Exception{
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
final AtomicBoolean called = new AtomicBoolean();
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapInsert(Member owner,Object Key, Object Value) {
@ -353,7 +437,7 @@ public class GroupMapTest extends TestCase {
}
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.start();
map2.put("test","foo");
synchronized(called) {
@ -380,7 +464,7 @@ public class GroupMapTest extends TestCase {
final AtomicBoolean called1 = new AtomicBoolean();
final AtomicBoolean called2 = new AtomicBoolean();
GroupMap map1 = new GroupMap(connection1,"map1");
Group map1 = new Group(connection1,"map1");
map1.setTimeToLive(1000);
map1.addMapChangedListener(new DefaultMapChangedListener() {
public void mapRemove(Member owner, Object key, Object value,boolean expired) {
@ -392,7 +476,7 @@ public class GroupMapTest extends TestCase {
});
map1.start();
GroupMap map2 = new GroupMap(connection2,"map2");
Group map2 = new Group(connection2,"map2");
map2.addMapChangedListener(new DefaultMapChangedListener() {
public void mapRemove(Member owner, Object key, Object value,boolean expired) {

View File

@ -26,27 +26,45 @@ import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
public class GroupMapMemberTest extends TestCase {
public class GroupMemberTest extends TestCase {
protected BrokerService broker;
protected String bindAddress = ActiveMQConnectionFactory.DEFAULT_BROKER_BIND_URL;
public void testCoordinatorSelection() throws Exception{
Group group = new Group(null,"");
List<Member>list = new ArrayList<Member>();
final int number =10;
Member choosen = null;
for (int i =0;i< number;i++) {
Member m = new Member("group"+i);
m.setId(""+i);
if (number/2==i) {
m.setCoordinatorWeight(10);
choosen=m;
}
list.add(m);
}
Member c = group.selectCordinator(list);
assertEquals(c,choosen);
}
/**
* Test method for
* {@link org.apache.activemq.group.GroupMap#addMemberChangedListener(org.apache.activemq.group.MemberChangedListener)}.
* {@link org.apache.activemq.group.Group#addMemberChangedListener(org.apache.activemq.group.MemberChangedListener)}.
* @throws Exception
*/
public void testGroup() throws Exception {
int number = 20;
final int number = 10;
List<Connection>connections = new ArrayList<Connection>();
List<GroupMap>groupMaps = new ArrayList<GroupMap>();
List<Group>groupMaps = new ArrayList<Group>();
ConnectionFactory factory = createConnectionFactory();
for (int i =0; i < number; i++) {
Connection connection = factory.createConnection();
connection.start();
connections.add(connection);
GroupMap map = new GroupMap(connection,"map"+i);
map.setHeartBeatInterval(20000);
Group map = new Group(connection,"map"+i);
map.setHeartBeatInterval(200);
if(i ==number-1) {
map.setMinimumGroupSize(number);
}
@ -54,20 +72,56 @@ public class GroupMapMemberTest extends TestCase {
groupMaps.add(map);
}
int coordinatorNumber = 0;
for (Group map:groupMaps) {
if (map.isCoordinator()) {
coordinatorNumber++;
}
}
for(Group map:groupMaps) {
map.stop();
}
for (Connection connection:connections) {
connection.stop();
}
}
public void XtestWeightedGroup() throws Exception {
final int number = 10;
List<Connection>connections = new ArrayList<Connection>();
List<Group>groupMaps = new ArrayList<Group>();
Group last = null;
ConnectionFactory factory = createConnectionFactory();
for (int i =0; i < number; i++) {
Connection connection = factory.createConnection();
connection.start();
connections.add(connection);
Group map = new Group(connection,"map"+i);
map.setHeartBeatInterval(200);
if(i ==number-1) {
map.setMinimumGroupSize(number);
map.setCoordinatorWeight(10);
last=map;
}
map.start();
groupMaps.add(map);
}
int coordinator = 0;
for (GroupMap map:groupMaps) {
Group groupCoordinator = null;
for (Group map:groupMaps) {
if (map.isCoordinator()) {
coordinator++;
groupCoordinator=map;
}
}
assertNotNull(groupCoordinator);
assertEquals(groupCoordinator, last);
assertEquals(1,coordinator);
groupMaps.get(0).put("key", "value");
Thread.sleep(2000);
for (GroupMap map:groupMaps) {
assertTrue(map.get("key").equals("value"));
}
for(GroupMap map:groupMaps) {
for(Group map:groupMaps) {
map.stop();
}
for (Connection connection:connections) {

View File

@ -0,0 +1,256 @@
/**
* 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.activemq.group;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.JMSException;
import junit.framework.TestCase;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
public class GroupMessageTest extends TestCase {
protected BrokerService broker;
protected String bindAddress = ActiveMQConnectionFactory.DEFAULT_BROKER_BIND_URL;
public void testGroupBroadcast() throws Exception {
final int number = 10;
final AtomicInteger count = new AtomicInteger();
List<Connection> connections = new ArrayList<Connection>();
List<Group> groups = new ArrayList<Group>();
ConnectionFactory factory = createConnectionFactory();
for (int i = 0; i < number; i++) {
Connection connection = factory.createConnection();
connection.start();
connections.add(connection);
Group group = new Group(connection, "group" + i);
group.setHeartBeatInterval(20000);
if (i == number - 1) {
group.setMinimumGroupSize(number);
}
group.start();
groups.add(group);
group.addGroupMessageListener(new GroupMessageListener() {
public void messageDelivered(Member sender, String replyId,
Object message) {
synchronized (count) {
if (count.incrementAndGet() == number) {
count.notifyAll();
}
}
}
});
}
groups.get(0).broadcastMessage("hello");
synchronized (count) {
if (count.get() < number) {
count.wait(5000);
}
}
assertEquals(number, count.get());
for (Group map : groups) {
map.stop();
}
for (Connection connection : connections) {
connection.stop();
}
}
public void testsendMessage() throws Exception {
final int number = 10;
final AtomicInteger count = new AtomicInteger();
List<Connection> connections = new ArrayList<Connection>();
List<Group> groups = new ArrayList<Group>();
ConnectionFactory factory = createConnectionFactory();
for (int i = 0; i < number; i++) {
Connection connection = factory.createConnection();
connection.start();
connections.add(connection);
Group group = new Group(connection, "group" + i);
group.setHeartBeatInterval(20000);
if (i == number - 1) {
group.setMinimumGroupSize(number);
}
group.start();
groups.add(group);
group.addGroupMessageListener(new GroupMessageListener() {
public void messageDelivered(Member sender, String replyId,
Object message) {
synchronized (count) {
count.incrementAndGet();
count.notifyAll();
}
}
});
}
groups.get(0).sendMessage("hello");
synchronized (count) {
if (count.get() == 0) {
count.wait(5000);
}
}
// wait a while to check that only one got it
Thread.sleep(2000);
assertEquals(1, count.get());
for (Group map : groups) {
map.stop();
}
for (Connection connection : connections) {
connection.stop();
}
}
public void testSendToSingleMember() throws Exception {
ConnectionFactory factory = createConnectionFactory();
Connection connection1 = factory.createConnection();
Connection connection2 = factory.createConnection();
connection1.start();
connection2.start();
Group group1 = new Group(connection1, "group1");
final AtomicBoolean called = new AtomicBoolean();
group1.addGroupMessageListener(new GroupMessageListener() {
public void messageDelivered(Member sender, String replyId,
Object message) {
synchronized (called) {
called.set(true);
called.notifyAll();
}
}
});
group1.start();
Group group2 = new Group(connection2, "group2");
group2.setMinimumGroupSize(2);
group2.start();
Member member1 = group2.getMemberByName("group1");
group2.sendMessage(member1, "hello");
synchronized (called) {
if (!called.get()) {
called.wait(5000);
}
}
assertTrue(called.get());
group1.stop();
group2.stop();
connection1.close();
connection2.close();
}
public void testSendRequestReply() throws Exception {
ConnectionFactory factory = createConnectionFactory();
Connection connection1 = factory.createConnection();
Connection connection2 = factory.createConnection();
connection1.start();
connection2.start();
final int number = 1000;
final AtomicInteger requestCount = new AtomicInteger();
final AtomicInteger replyCount = new AtomicInteger();
final List<String> requests = new ArrayList<String>();
final List<String> replies = new ArrayList<String>();
for (int i = 0; i < number; i++) {
requests.add("request" + i);
replies.add("reply" + i);
}
final Group group1 = new Group(connection1, "group1");
final AtomicBoolean finished = new AtomicBoolean();
group1.addGroupMessageListener(new GroupMessageListener() {
public void messageDelivered(Member sender, String replyId,
Object message) {
if (!replies.isEmpty()) {
String reply = replies.remove(0);
try {
group1.sendMessageResponse(sender, replyId, reply);
} catch (JMSException e) {
e.printStackTrace();
}
}
}
});
group1.start();
final Group group2 = new Group(connection2, "group2");
group2.setMinimumGroupSize(2);
group2.addGroupMessageListener(new GroupMessageListener() {
public void messageDelivered(Member sender, String replyId,
Object message) {
if (!requests.isEmpty()) {
String request = requests.remove(0);
try {
group2.sendMessage(sender, request);
} catch (JMSException e) {
e.printStackTrace();
}
}else {
synchronized (finished) {
finished.set(true);
finished.notifyAll();
}
}
}
});
group2.start();
Member member1 = group2.getMemberByName("group1");
group2.sendMessage(member1, requests.remove(0));
synchronized (finished) {
if (!finished.get()) {
finished.wait(10000);
}
}
assertTrue(finished.get());
group1.stop();
group2.stop();
connection1.close();
connection2.close();
}
protected void setUp() throws Exception {
if (broker == null) {
broker = createBroker();
}
super.setUp();
}
protected void tearDown() throws Exception {
super.tearDown();
if (broker != null) {
broker.stop();
}
}
protected ActiveMQConnectionFactory createConnectionFactory()
throws Exception {
ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory(
ActiveMQConnection.DEFAULT_BROKER_URL);
return cf;
}
protected BrokerService createBroker() throws Exception {
BrokerService answer = new BrokerService();
configureBroker(answer);
answer.start();
return answer;
}
protected void configureBroker(BrokerService answer) throws Exception {
answer.setPersistent(false);
answer.addConnector(bindAddress);
answer.setDeleteAllMessagesOnStartup(true);
}
}