package net.pterodactylus.sone.core;
-import static java.util.logging.Logger.getLogger;
-import static net.pterodactylus.sone.utils.NumberParsers.parseInt;
-import static net.pterodactylus.sone.utils.NumberParsers.parseLong;
+import static java.util.concurrent.TimeUnit.*;
+import static java.util.logging.Logger.*;
+import static net.pterodactylus.sone.utils.NumberParsers.*;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.logging.Level;
-import java.util.logging.Logger;
+import java.io.*;
+import java.util.*;
+import java.util.logging.*;
-import net.pterodactylus.sone.data.Album;
-import net.pterodactylus.sone.data.Client;
-import net.pterodactylus.sone.data.Image;
-import net.pterodactylus.sone.data.Post;
-import net.pterodactylus.sone.data.PostReply;
-import net.pterodactylus.sone.data.Profile;
-import net.pterodactylus.sone.data.Profile.DuplicateField;
-import net.pterodactylus.sone.data.Profile.EmptyFieldName;
-import net.pterodactylus.sone.data.Sone;
-import net.pterodactylus.sone.database.PostBuilder;
-import net.pterodactylus.sone.database.PostReplyBuilder;
-import net.pterodactylus.sone.database.SoneBuilder;
-import net.pterodactylus.util.xml.SimpleXML;
-import net.pterodactylus.util.xml.XML;
+import javax.annotation.*;
+import javax.inject.*;
-import org.w3c.dom.Document;
+import net.pterodactylus.sone.data.*;
+import net.pterodactylus.sone.data.Profile.*;
+import net.pterodactylus.sone.database.*;
+import net.pterodactylus.util.xml.*;
+
+import com.codahale.metrics.*;
+import com.google.common.base.*;
+import org.w3c.dom.*;
/**
* Parses a {@link Sone} from an XML {@link InputStream}.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
public class SoneParser {
private static final Logger logger = getLogger(SoneParser.class.getName());
private static final int MAX_PROTOCOL_VERSION = 0;
- private final Core core;
+ private final Database database;
+ private final Histogram soneParsingDurationHistogram;
- public SoneParser(Core core) {
- this.core = core;
+ @Inject
+ public SoneParser(Database database, MetricRegistry metricRegistry) {
+ this.database = database;
+ this.soneParsingDurationHistogram = metricRegistry.histogram("sone.parse.duration", () -> new Histogram(new ExponentiallyDecayingReservoir(3000, 0)));
}
+ @Nullable
public Sone parseSone(Sone originalSone, InputStream soneInputStream) throws SoneException {
/* TODO - impose a size limit? */
+ Stopwatch stopwatch = Stopwatch.createStarted();
Document document;
/* XML parsing is not thread-safe. */
synchronized (this) {
return null;
}
- SoneBuilder soneBuilder = core.soneBuilder().from(originalSone.getIdentity());
+ SoneBuilder soneBuilder = database.newSoneBuilder().from(originalSone.getIdentity());
if (originalSone.isLocal()) {
soneBuilder = soneBuilder.local();
}
/* parse posts. */
SimpleXML postsXml = soneXml.getNode("posts");
- Set<Post> posts = new HashSet<Post>();
+ Set<Post> posts = new HashSet<>();
if (postsXml == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded Sone %s has no posts!", sone));
return null;
}
try {
- PostBuilder postBuilder = core.postBuilder();
+ PostBuilder postBuilder = database.newPostBuilder();
/* TODO - parse time correctly. */
postBuilder.withId(postId).from(sone.getId()).withTime(Long.parseLong(postTime)).withText(postText);
if ((postRecipientId != null) && (postRecipientId.length() == 43)) {
/* parse replies. */
SimpleXML repliesXml = soneXml.getNode("replies");
- Set<PostReply> replies = new HashSet<PostReply>();
+ Set<PostReply> replies = new HashSet<>();
if (repliesXml == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded Sone %s has no replies!", sone));
return null;
}
try {
- PostReplyBuilder postReplyBuilder = core.postReplyBuilder();
+ PostReplyBuilder postReplyBuilder = database.newPostReplyBuilder();
/* TODO - parse time correctly. */
postReplyBuilder.withId(replyId).from(sone.getId()).to(replyPostId).withTime(Long.parseLong(replyTime)).withText(replyText);
replies.add(postReplyBuilder.build());
/* parse liked post IDs. */
SimpleXML likePostIdsXml = soneXml.getNode("post-likes");
- Set<String> likedPostIds = new HashSet<String>();
+ Set<String> likedPostIds = new HashSet<>();
if (likePostIdsXml == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded Sone %s has no post likes!", sone));
/* parse liked reply IDs. */
SimpleXML likeReplyIdsXml = soneXml.getNode("reply-likes");
- Set<String> likedReplyIds = new HashSet<String>();
+ Set<String> likedReplyIds = new HashSet<>();
if (likeReplyIdsXml == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded Sone %s has no reply likes!", sone));
/* parse albums. */
SimpleXML albumsXml = soneXml.getNode("albums");
- Map<String, Image> allImages = new HashMap<String, Image>();
- List<Album> topLevelAlbums = new ArrayList<Album>();
+ Map<String, Image> allImages = new HashMap<>();
+ List<Album> topLevelAlbums = new ArrayList<>();
+ Map<String, Album> allAlbums = new HashMap<>();
if (albumsXml != null) {
for (SimpleXML albumXml : albumsXml.getNodes("album")) {
String id = albumXml.getValue("id", null);
}
Album parent = null;
if (parentId != null) {
- parent = core.getAlbum(parentId);
+ parent = allAlbums.get(parentId);
if (parent == null) {
logger.log(Level.WARNING, String.format("Downloaded Sone %s has album with invalid parent!", sone));
return null;
}
}
- Album album = core.albumBuilder()
+ Album album = database.newAlbumBuilder()
.withId(id)
.by(sone)
.build()
} else {
topLevelAlbums.add(album);
}
+ allAlbums.put(album.getId(), album);
SimpleXML imagesXml = albumXml.getNode("images");
if (imagesXml != null) {
for (SimpleXML imageXml : imagesXml.getNodes("image")) {
logger.log(Level.WARNING, String.format("Downloaded Sone %s contains image %s with invalid dimensions (%s, %s)!", sone, imageId, imageWidthString, imageHeightString));
return null;
}
- Image image = core.imageBuilder().withId(imageId).build().modify().setSone(sone).setKey(imageKey).setCreationTime(creationTime).update();
+ Image image = database.newImageBuilder().withId(imageId).build().modify().setSone(sone).setKey(imageKey).setCreationTime(creationTime).update();
image = image.modify().setTitle(imageTitle).setDescription(imageDescription).update();
image = image.modify().setWidth(imageWidth).setHeight(imageHeight).update();
album.addImage(image);
sone.getRootAlbum().addAlbum(album);
}
+ // record the duration
+ stopwatch.stop();
+ soneParsingDurationHistogram.update(stopwatch.elapsed(MICROSECONDS));
+ logger.fine(() -> "Parsed " + originalSone.getIdentity().getId() + "@" + originalSone.getLatestEdition() + " in " + stopwatch.elapsed(MICROSECONDS) + "μs.");
+
return sone;
}