diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java')
-rw-r--r-- | src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java b/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java index a35ea37c..295e067a 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java @@ -1,9 +1,12 @@ package eu.siacs.conversations.xmpp.jid; +import android.util.LruCache; + import net.java.otr4j.session.SessionID; import java.net.IDN; +import eu.siacs.conversations.Config; import gnu.inet.encoding.Stringprep; import gnu.inet.encoding.StringprepException; @@ -12,6 +15,8 @@ import gnu.inet.encoding.StringprepException; */ public final class Jid { + private static LruCache<String,Jid> cache = new LruCache<>(1024); + private final String localpart; private final String domainpart; private final String resourcepart; @@ -41,7 +46,11 @@ public final class Jid { } public static Jid fromString(final String jid) throws InvalidJidException { - return new Jid(jid); + return Jid.fromString(jid, false); + } + + public static Jid fromString(final String jid, final boolean safe) throws InvalidJidException { + return new Jid(jid, safe); } public static Jid fromParts(final String localpart, @@ -56,10 +65,21 @@ public final class Jid { if (resourcepart != null && !resourcepart.isEmpty()) { out = out + "/" + resourcepart; } - return new Jid(out); + return new Jid(out, false); } - private Jid(final String jid) throws InvalidJidException { + private Jid(final String jid, final boolean safe) throws InvalidJidException { + if (jid == null) throw new InvalidJidException(InvalidJidException.IS_NULL); + + Jid fromCache = Jid.cache.get(jid); + if (fromCache != null) { + displayjid = fromCache.displayjid; + localpart = fromCache.localpart; + domainpart = fromCache.domainpart; + resourcepart = fromCache.resourcepart; + return; + } + // Hackish Android way to count the number of chars in a string... should work everywhere. final int atCount = jid.length() - jid.replace("@", "").length(); final int slashCount = jid.length() - jid.replace("/", "").length(); @@ -88,7 +108,7 @@ public final class Jid { } else { final String lp = jid.substring(0, atLoc); try { - localpart = Stringprep.nodeprep(lp); + localpart = Config.DISABLE_STRING_PREP || safe ? lp : Stringprep.nodeprep(lp); } catch (final StringprepException e) { throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e); } @@ -103,7 +123,7 @@ public final class Jid { if (slashCount > 0) { final String rp = jid.substring(slashLoc + 1, jid.length()); try { - resourcepart = Stringprep.resourceprep(rp); + resourcepart = Config.DISABLE_STRING_PREP || safe ? rp : Stringprep.resourceprep(rp); } catch (final StringprepException e) { throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e); } @@ -139,6 +159,8 @@ public final class Jid { throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH); } + Jid.cache.put(jid, this); + this.displayjid = finaljid; } |