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envoy
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Some refactorings based on suggestions from @delvh

This commit is contained in:
Kai S. K. Engelbart 2020-06-14 16:40:51 +02:00
parent d9175721cc
commit 07e84448c5
12 changed files with 31 additions and 40 deletions
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20
src/main/java/envoy/server/data/PersistenceManager.java
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@ -213,26 +213,26 @@ public class PersistenceManager {
}
/**
* Adds a user to the contact list of another user and vice versa.
* Adds a contact to the contact list of another contact and vice versa.
*
* @param userId1 the ID of the first user
* @param userId2 the ID of the second user
* @param contactID1 the ID of the first contact
* @param contactID2 the ID of the second contact
* @since Envoy Server Standalone v0.1-alpha
*/
public void addUserContact(long userId1, long userId2) {
public void addContactBidirectional(long contactID1, long contactID2) {
// Get users by ID
Contact u1 = getContactByID(userId1);
Contact u2 = getContactByID(userId2);
Contact c1 = getContactByID(contactID1);
Contact c2 = getContactByID(contactID2);
// Add users to each others contact lists
u1.getContacts().add(u2);
u2.getContacts().add(u1);
c1.getContacts().add(c2);
c2.getContacts().add(c1);
// Synchronize changes with the database
transaction.begin();
entityManager.merge(u1);
entityManager.merge(u2);
entityManager.merge(c1);
entityManager.merge(c2);
transaction.commit();
}

14
src/main/java/envoy/server/net/ConnectionManager.java
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@ -1,10 +1,6 @@
package envoy.server.net;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.*;
import java.util.stream.Collectors;
import com.jenkov.nioserver.ISocketIdListener;
@ -53,7 +49,7 @@ public class ConnectionManager implements ISocketIdListener {
public void socketCancelled(long socketID) {
if (!pendingSockets.remove(socketID)) {
// Notify contacts of this users offline-going
envoy.server.data.User user = PersistenceManager.getInstance().getUserByID(getUserIdBySocketId(socketID));
envoy.server.data.User user = PersistenceManager.getInstance().getUserByID(getUserIdBySocketID(socketID));
user.setStatus(UserStatus.OFFLINE);
user.setLastSeen(new Date());
UserStatusChangeProcessor.updateUserStatus(user);
@ -83,14 +79,14 @@ public class ConnectionManager implements ISocketIdListener {
* @return the ID of the socket
* @since Envoy Server Standalone v0.1-alpha
*/
public long getSocketId(long userID) { return sockets.get(userID); }
public long getSocketID(long userID) { return sockets.get(userID); }
/**
* @param socketID the id of the socket whose User is needed
* @return the userId associated with this socketId
* @since Envoy Server Standalone v0.1-alpha
*/
public long getUserIdBySocketId(long socketID) {
public long getUserIdBySocketID(long socketID) {
return sockets.entrySet().stream().filter(entry -> entry.getValue().equals(socketID)).findFirst().get().getKey();
}
@ -108,8 +104,6 @@ public class ConnectionManager implements ISocketIdListener {
public Set<Long> getOnlineUsers() { return sockets.keySet(); }
/**
* Returns all members of a group who are currently online.
*
* @param group the group to search for
* @return a set of all IDs of currently active members in this group
* @since Envoy Server Standalone v0.1-beta

6
src/main/java/envoy/server/processors/ContactOperationProcessor.java
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@ -27,15 +27,15 @@ public class ContactOperationProcessor implements ObjectProcessor<ContactOperati
public void process(ContactOperationEvent evt, long socketId, ObjectWriteProxy writeProxy) throws IOException {
switch (evt.getOperationType()) {
case ADD:
final long userID = ConnectionManager.getInstance().getUserIdBySocketId(socketId);
final long userID = ConnectionManager.getInstance().getUserIdBySocketID(socketId);
final long contactId = evt.get().getID();
logger.fine(String.format("Adding user %s to the contact list of user %d.%n", evt.get(), userID));
PersistenceManager.getInstance().addUserContact(userID, contactId);
PersistenceManager.getInstance().addContactBidirectional(userID, contactId);
// Notify the contact if online
if (ConnectionManager.getInstance().isOnline(contactId))
writeProxy.write(connectionManager.getSocketId(contactId),
writeProxy.write(connectionManager.getSocketID(contactId),
new ContactOperationEvent(PersistenceManager.getInstance().getUserByID(userID).toCommon(), ElementOperation.ADD));
break;
default:

2
src/main/java/envoy/server/processors/ContactSearchProcessor.java
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@ -33,7 +33,7 @@ public class ContactSearchProcessor implements ObjectProcessor<ContactSearchRequ
public void process(ContactSearchRequest request, long socketID, ObjectWriteProxy writeProxy) throws IOException {
writeProxy.write(socketID,
new ContactSearchResult(PersistenceManager.getInstance()
.searchUsers(request.get(), ConnectionManager.getInstance().getUserIdBySocketId(socketID))
.searchUsers(request.get(), ConnectionManager.getInstance().getUserIdBySocketID(socketID))
.stream()
.map(User::toCommon)
.collect(Collectors.toList())));

6
src/main/java/envoy/server/processors/GroupCreationProcessor.java
View File

@ -30,15 +30,15 @@ public class GroupCreationProcessor implements ObjectProcessor<GroupCreationEven
group.setName(input.get());
group.setContacts(new HashSet<>());
input.getInitialMemberIDs().stream().map(persistenceManager::getUserByID).forEach(group.getContacts()::add);
group.getContacts().add(persistenceManager.getContactByID(connectionManager.getUserIdBySocketId(socketID)));
group.getContacts().add(persistenceManager.getContactByID(connectionManager.getUserIdBySocketID(socketID)));
group.getContacts().forEach(c -> c.getContacts().add(group));
group.getContacts().add(persistenceManager.getUserByID(connectionManager.getUserIdBySocketId(socketID)));
group.getContacts().add(persistenceManager.getUserByID(connectionManager.getUserIdBySocketID(socketID)));
persistenceManager.addContact(group);
group.getContacts()
.stream()
.map(Contact::getID)
.filter(connectionManager::isOnline)
.map(connectionManager::getSocketId)
.map(connectionManager::getSocketID)
.forEach(memberSocketID -> {
try {
writeProxy.write(memberSocketID, new ContactOperationEvent(group.toCommon(), ElementOperation.ADD));

8
src/main/java/envoy/server/processors/GroupMessageProcessor.java
View File

@ -31,10 +31,8 @@ public class GroupMessageProcessor implements ObjectProcessor<GroupMessage> {
ConnectionManager connectionManager = ConnectionManager.getInstance();
final var members = PersistenceManager.getInstance().getGroupByID(groupMessage.getRecipientID()).getContacts();
for (long i = 0; i < groupMessage.getMemberStatuses().size(); i++) {
groupMessage.getMemberStatuses().replace(i, MessageStatus.SENT);
}
members.forEach(user -> { setMemberStatus(connectionManager, groupMessage, user.getID()); });
groupMessage.getMemberStatuses().replaceAll((id, oldStatus) -> MessageStatus.SENT);
members.forEach(user -> setMemberStatus(connectionManager, groupMessage, user.getID()));
// Checks if all memberMessageStatuses are RECEIVED and if so sets the
// groupMessage Status to RECEIVED.
@ -51,7 +49,7 @@ public class GroupMessageProcessor implements ObjectProcessor<GroupMessage> {
private void sendToMember(ConnectionManager connectionManager, GroupMessage groupMessage, long memberID, ObjectWriteProxy writeProxy) {
if (connectionManager.isOnline(memberID)) try {
// If recipient is online, send the groupMessage directly
writeProxy.write(connectionManager.getSocketId(memberID), groupMessage);
writeProxy.write(connectionManager.getSocketID(memberID), groupMessage);
} catch (IOException e) {
logger.warning("Recipient online. Failed to send message" + groupMessage.getID());
e.printStackTrace();

2
src/main/java/envoy/server/processors/GroupResizeProcessor.java
View File

@ -46,7 +46,7 @@ public class GroupResizeProcessor implements ObjectProcessor<GroupResizeEvent> {
.stream()
.map(Contact::getID)
.filter(connectionManager::isOnline)
.map(connectionManager::getSocketId)
.map(connectionManager::getSocketID)
.forEach(memberSocketID -> {
try {
writeProxy.write(memberSocketID, commonGroup);

2
src/main/java/envoy/server/processors/LoginCredentialProcessor.java
View File

@ -69,7 +69,7 @@ public class LoginCredentialProcessor implements ObjectProcessor<LoginCredential
if (connectionManager.isOnline(msg.getSender().getID())) {
var evt = new MessageStatusChangeEvent(msg.toCommon());
logger.info("Sending messageStatusChangeEvent to sender " + evt);
writeProxy.write(connectionManager.getSocketId(msg.getSender().getID()), evt);
writeProxy.write(connectionManager.getSocketID(msg.getSender().getID()), evt);
}
PersistenceManager.getInstance().updateMessage(msg);
} else {

5
src/main/java/envoy/server/processors/MessageProcessor.java
View File

@ -8,7 +8,6 @@ import javax.persistence.EntityExistsException;
import envoy.data.Message;
import envoy.data.Message.MessageStatus;
import envoy.event.MessageStatusChangeEvent;
import envoy.server.data.PersistenceManager;
import envoy.server.net.ConnectionManager;
import envoy.server.net.ObjectWriteProxy;
@ -31,7 +30,7 @@ public class MessageProcessor implements ObjectProcessor<Message> {
@Override
public void process(Message message, long socketID, ObjectWriteProxy writeProxy) {
if (message.getStatus!=MessageStatus.WAITING) {
if (message.getStatus() != MessageStatus.WAITING) {
logger.warning("Received message with invalid status: " + message);
return;
}
@ -49,7 +48,7 @@ public class MessageProcessor implements ObjectProcessor<Message> {
private void sendToUser(ConnectionManager connectionManager, Message message, ObjectWriteProxy writeProxy) {
if (connectionManager.isOnline(message.getRecipientID())) try {
// If recipient is online, send the message directly
writeProxy.write(connectionManager.getSocketId(message.getRecipientID()), message);
writeProxy.write(connectionManager.getSocketID(message.getRecipientID()), message);
// Update the message status to RECEIVED
message.setReceivedDate(new Date());
message.nextStatus();

2
src/main/java/envoy/server/processors/MessageStatusChangeProcessor.java
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@ -34,7 +34,7 @@ public class MessageStatusChangeProcessor implements ObjectProcessor<MessageStat
// Notifies the sender of the message about the status-update to READ
final long senderID = msg.getSender().getID();
if (connectionManager.isOnline(senderID)) writeProxy.write(connectionManager.getSocketId(senderID), input);
if (connectionManager.isOnline(senderID)) writeProxy.write(connectionManager.getSocketID(senderID), input);
}
@Override

2
src/main/java/envoy/server/processors/UserStatusChangeProcessor.java
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@ -76,7 +76,7 @@ public class UserStatusChangeProcessor implements ObjectProcessor<UserStatusChan
ConnectionManager connectionManager = ConnectionManager.getInstance();
try {
for (envoy.server.data.Contact contact : user.getContacts())
if (connectionManager.isOnline(contact.getID())) writeProxy.write(connectionManager.getSocketId(contact.getID()), evt);
if (connectionManager.isOnline(contact.getID())) writeProxy.write(connectionManager.getSocketID(contact.getID()), evt);
} catch (IOException e) {
e.printStackTrace();
logger.warning("Could not notify online contacts of user " + evt.getID() + " that his status has been changed");

2
src/main/resources/META-INF/persistence.xml
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@ -24,4 +24,4 @@
</properties>
</persistence-unit>
</persistence>
</persistence>