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use CoW data structure for read markers. fixes #3904

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This commit is contained in:
Daniel Gultsch 2020-11-13 20:37:32 +01:00
parent 952387cb5a
commit afb2fb1326
2 changed files with 15 additions and 15 deletions
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6
src/main/java/eu/siacs/conversations/entities/Message.java
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@ -15,10 +15,10 @@ import java.lang.ref.WeakReference;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
@ -113,7 +113,7 @@ public class Message extends AbstractEntity implements AvatarService.Avatarable
private Message mPreviousMessage = null;
private String axolotlFingerprint = null;
private String errorMessage = null;
private Set<ReadByMarker> readByMarkers = new HashSet<>();
private Set<ReadByMarker> readByMarkers = new CopyOnWriteArraySet<>();
private Boolean isGeoUri = null;
private Boolean isEmojisOnly = null;
@ -206,7 +206,7 @@ public class Message extends AbstractEntity implements AvatarService.Avatarable
this.edits = Edit.fromJson(edited);
this.oob = oob;
this.errorMessage = errorMessage;
this.readByMarkers = readByMarkers == null ? new HashSet<>() : readByMarkers;
this.readByMarkers = readByMarkers == null ? new CopyOnWriteArraySet<>() : readByMarkers;
this.markable = markable;
this.deleted = deleted;
this.bodyLanguage = bodyLanguage;

24
src/main/java/eu/siacs/conversations/entities/ReadByMarker.java
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@ -5,8 +5,8 @@ import org.json.JSONException;
import org.json.JSONObject;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import eu.siacs.conversations.xmpp.Jid;
@ -66,8 +66,8 @@ public class ReadByMarker {
return jsonObject;
}
public static Set<ReadByMarker> fromJson(JSONArray jsonArray) {
HashSet<ReadByMarker> readByMarkers = new HashSet<>();
public static Set<ReadByMarker> fromJson(final JSONArray jsonArray) {
final Set<ReadByMarker> readByMarkers = new CopyOnWriteArraySet<>();
for(int i = 0; i < jsonArray.length(); ++i) {
try {
readByMarkers.add(fromJson(jsonArray.getJSONObject(i)));
@ -100,7 +100,7 @@ public class ReadByMarker {
}
public static Set<ReadByMarker> from(Collection<MucOptions.User> users) {
final HashSet<ReadByMarker> markers = new HashSet<>();
final Set<ReadByMarker> markers = new CopyOnWriteArraySet<>();
for(MucOptions.User user : users) {
markers.add(from(user));
}
@ -125,21 +125,21 @@ public class ReadByMarker {
public static Set<ReadByMarker> fromJsonString(String json) {
try {
return fromJson(new JSONArray(json));
} catch (JSONException | NullPointerException e) {
return new HashSet<>();
} catch (final JSONException | NullPointerException e) {
return new CopyOnWriteArraySet<>();
}
}
public static JSONArray toJson(Set<ReadByMarker> readByMarkers) {
JSONArray jsonArray = new JSONArray();
for(ReadByMarker marker : readByMarkers) {
public static JSONArray toJson(final Set<ReadByMarker> readByMarkers) {
final JSONArray jsonArray = new JSONArray();
for(final ReadByMarker marker : readByMarkers) {
jsonArray.put(marker.toJson());
}
return jsonArray;
}
public static boolean contains(ReadByMarker needle, Set<ReadByMarker> readByMarkers) {
for(ReadByMarker marker : readByMarkers) {
public static boolean contains(ReadByMarker needle, final Set<ReadByMarker> readByMarkers) {
for(final ReadByMarker marker : readByMarkers) {
if (marker.realJid != null && needle.realJid != null) {
if (marker.realJid.asBareJid().equals(needle.realJid.asBareJid())) {
return true;
@ -163,7 +163,7 @@ public class ReadByMarker {
}
public static boolean allUsersRepresented(Collection<MucOptions.User> users, Set<ReadByMarker> markers, ReadByMarker marker) {
HashSet<ReadByMarker> markersCopy = new HashSet<>(markers);
final Set<ReadByMarker> markersCopy = new CopyOnWriteArraySet<>(markers);
markersCopy.add(marker);
return allUsersRepresented(users, markersCopy);
}