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Code Issues Releases Wiki Activity

Implement support for roster versioning

Browse source 
Roster versioning is defined in RFC 6121, section 2.2.6; the protocol
was originally described in XEP-0237.

Fixes SMACK-399
This commit is contained in:
Lars Noschinski 2013-11-10 15:02:57 +01:00 • committed by Florian Schmaus
parent e7a2cad401
commit c06b0a7720
14 changed files with 1300 additions and 147 deletions
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111
source/org/jivesoftware/smack/packet/RosterPacket.java
View file

@ -33,6 +33,7 @@ import java.util.concurrent.CopyOnWriteArraySet;
public class RosterPacket extends IQ {
private final List<Item> rosterItems = new ArrayList<Item>();
private String rosterVersion;
/**
* Adds a roster item to the packet.
@ -69,7 +70,13 @@ public class RosterPacket extends IQ {
public String getChildElementXML() {
StringBuilder buf = new StringBuilder();
buf.append("<query xmlns=\"jabber:iq:roster\">");
buf.append("<query xmlns=\"jabber:iq:roster\"");
if (rosterVersion != null) {
buf.append(" ver=\"");
buf.append(rosterVersion);
buf.append('"');
}
buf.append(">");
synchronized (rosterItems) {
for (Item entry : rosterItems) {
buf.append(entry.toXML());
@ -79,6 +86,14 @@ public class RosterPacket extends IQ {
return buf.toString();
}
public String getVersion() {
return rosterVersion;
}
public void setVersion(String version) {
rosterVersion = version;
}
/**
* A roster item, which consists of a JID, their name, the type of subscription, and
* the groups the roster item belongs to.
@ -198,7 +213,7 @@ public class RosterPacket extends IQ {
public String toXML() {
StringBuilder buf = new StringBuilder();
buf.append("<item jid=\"").append(user).append("\"");
buf.append("<item jid=\"").append(StringUtils.escapeForXML(user)).append("\"");
if (name != null) {
buf.append(" name=\"").append(StringUtils.escapeForXML(name)).append("\"");
}
@ -215,54 +230,84 @@ public class RosterPacket extends IQ {
buf.append("</item>");
return buf.toString();
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((groupNames == null) ? 0 : groupNames.hashCode());
result = prime * result + ((itemStatus == null) ? 0 : itemStatus.hashCode());
result = prime * result + ((itemType == null) ? 0 : itemType.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
result = prime * result + ((user == null) ? 0 : user.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Item other = (Item) obj;
if (groupNames == null) {
if (other.groupNames != null)
return false;
}
else if (!groupNames.equals(other.groupNames))
return false;
if (itemStatus != other.itemStatus)
return false;
if (itemType != other.itemType)
return false;
if (name == null) {
if (other.name != null)
return false;
}
else if (!name.equals(other.name))
return false;
if (user == null) {
if (other.user != null)
return false;
}
else if (!user.equals(other.user))
return false;
return true;
}
}
/**
* The subscription status of a roster item. An optional element that indicates
* the subscription status if a change request is pending.
*/
public static class ItemStatus {
public static enum ItemStatus {
/**
* Request to subscribe
*/
subscribe,
/**
* Request to subcribe.
* Request to unsubscribe
*/
public static final ItemStatus SUBSCRIPTION_PENDING = new ItemStatus("subscribe");
unsubscribe;
/**
* Request to unsubscribe.
*/
public static final ItemStatus UNSUBSCRIPTION_PENDING = new ItemStatus("unsubscribe");
public static final ItemStatus SUBSCRIPTION_PENDING = subscribe;
public static final ItemStatus UNSUBSCRIPTION_PENDING = unsubscribe;
public static ItemStatus fromString(String value) {
if (value == null) {
public static ItemStatus fromString(String s) {
if (s == null) {
return null;
}
value = value.toLowerCase();
if ("unsubscribe".equals(value)) {
return UNSUBSCRIPTION_PENDING;
try {
return ItemStatus.valueOf(s);
}
else if ("subscribe".equals(value)) {
return SUBSCRIPTION_PENDING;
}
else {
catch (IllegalArgumentException e) {
return null;
}
}
private String value;
/**
* Returns the item status associated with the specified string.
*
* @param value the item status.
*/
private ItemStatus(String value) {
this.value = value;
}
public String toString() {
return value;
}
}
public static enum ItemType {