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Code Issues Releases Wiki Activity

* generate CollationKey objects as needed to improved perceived performance

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This commit is contained in:
Reinhard Pointner 2014-01-07 13:01:49 +00:00
parent 36747c4ea6
commit 6746fc8b26
1 changed files with 51 additions and 26 deletions
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77
source/net/sourceforge/filebot/media/MediaDetection.java
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@ -432,13 +432,13 @@ public class MediaDetection {
for (CollationKey[] name : names) {
IndexEntry<SearchResult> bestMatch = null;
for (IndexEntry<SearchResult> it : getSeriesIndex()) {
CollationKey[] commonName = nameMatcher.matchFirstCommonSequence(name, it.lenientKey);
if (commonName != null && commonName.length >= it.lenientKey.length && (bestMatch == null || commonName.length > bestMatch.lenientKey.length)) {
CollationKey[] commonName = nameMatcher.matchFirstCommonSequence(name, it.getLenientKey());
if (commonName != null && commonName.length >= it.getLenientKey().length && (bestMatch == null || commonName.length > bestMatch.getLenientKey().length)) {
bestMatch = it;
}
}
if (bestMatch != null) {
matches.add(bestMatch.lenientName);
matches.add(bestMatch.getLenientName());
}
}
@ -472,7 +472,7 @@ public class MediaDetection {
List<SearchResult> seriesList = new ArrayList<SearchResult>();
for (IndexEntry<SearchResult> it : getSeriesIndex()) {
String name = spacing.matcher(it.lenientName).replaceAll("").toLowerCase();
String name = spacing.matcher(it.getLenientName()).replaceAll("").toLowerCase();
for (String term : terms) {
if (term.contains(name)) {
if (metric.getSimilarity(term, name) >= similarityThreshold) {
@ -785,15 +785,15 @@ public class MediaDetection {
for (IndexEntry<Movie> movie : getMovieIndex()) {
for (CollationKey[] name : names) {
CollationKey[] commonName = nameMatcher.matchFirstCommonSequence(name, movie.lenientKey);
if (commonName != null && commonName.length >= movie.lenientKey.length) {
CollationKey[] strictCommonName = nameMatcher.matchFirstCommonSequence(name, movie.strictKey);
if (strictCommonName != null && strictCommonName.length >= movie.strictKey.length) {
CollationKey[] commonName = nameMatcher.matchFirstCommonSequence(name, movie.getLenientKey());
if (commonName != null && commonName.length >= movie.getLenientKey().length) {
CollationKey[] strictCommonName = nameMatcher.matchFirstCommonSequence(name, movie.getStrictKey());
if (strictCommonName != null && strictCommonName.length >= movie.getStrictKey().length) {
// prefer strict match
matchMap.put(movie.object, movie.strictName);
matchMap.put(movie.getObject(), movie.getStrictName());
} else if (!strict) {
// make sure the common identifier is not just the year
matchMap.put(movie.object, movie.lenientName);
matchMap.put(movie.getObject(), movie.getLenientName());
}
}
}
@ -830,14 +830,14 @@ public class MediaDetection {
LinkedList<Movie> movies = new LinkedList<Movie>();
for (IndexEntry<Movie> it : getMovieIndex()) {
String name = spacing.matcher(it.lenientName).replaceAll("").toLowerCase();
String name = spacing.matcher(it.getLenientName()).replaceAll("").toLowerCase();
for (String term : terms) {
if (term.contains(name)) {
String year = String.valueOf(it.object.getYear());
String year = String.valueOf(it.getObject().getYear());
if (term.contains(year) && metric.getSimilarity(term, name + year) > similarityThreshold) {
movies.addFirst(it.object);
movies.addFirst(it.getObject());
} else if (metric.getSimilarity(term, name) > similarityThreshold) {
movies.addLast(it.object);
movies.addLast(it.getObject());
}
break;
}
@ -1086,18 +1086,43 @@ public class MediaDetection {
public static class IndexEntry<T> implements Serializable {
private final T object;
private final String lenientName;
private final String strictName;
private final CollationKey[] lenientKey;
private final CollationKey[] strictKey;
private T object;
private String lenientName;
private String strictName;
public IndexEntry(T object, String lenientName, String strictName, CollationKey[] lenientKey, CollationKey[] strictKey) {
private transient CollationKey[] lenientKey;
private transient CollationKey[] strictKey;
public IndexEntry(T object, String lenientName, String strictName) {
this.object = object;
this.lenientName = lenientName;
this.strictName = strictName;
this.lenientKey = lenientKey;
this.strictKey = strictKey;
}
public T getObject() {
return object;
}
public String getLenientName() {
return lenientName;
}
public String getStrictName() {
return strictName;
}
public CollationKey[] getLenientKey() {
if (lenientKey == null && lenientName != null) {
lenientKey = HighPerformanceMatcher.prepare(lenientName);
}
return lenientKey;
}
public CollationKey[] getStrictKey() {
if (strictKey == null && strictName != null) {
strictKey = HighPerformanceMatcher.prepare(strictName);
}
return strictKey;
}
}
@ -1110,7 +1135,7 @@ public class MediaDetection {
private static final Pattern space = Pattern.compile("\\s+");
public static CollationKey[] prepare(String sequence) {
String[] words = space.split(normalizePunctuation(sequence));
String[] words = space.split(sequence);
CollationKey[] keys = new CollationKey[words.length];
for (int i = 0; i < words.length; i++) {
keys[i] = collator.getCollationKey(words[i]);
@ -1121,7 +1146,7 @@ public class MediaDetection {
public static List<CollationKey[]> prepare(Collection<String> sequences) {
List<CollationKey[]> result = new ArrayList<CollationKey[]>(sequences.size());
for (String it : sequences) {
result.add(prepare(it));
result.add(prepare(normalizePunctuation(it)));
}
return result;
}
@ -1134,7 +1159,7 @@ public class MediaDetection {
for (int i = 0; i < effectiveNames.size(); i++) {
String lenientName = normalizePunctuation(effectiveNamesWithoutYear.get(i));
String strictName = normalizePunctuation(effectiveNames.get(i));
index.add(new IndexEntry<Movie>(m, lenientName, strictName, prepare(lenientName), prepare(strictName)));
index.add(new IndexEntry<Movie>(m, lenientName, strictName));
}
return index;
}
@ -1145,7 +1170,7 @@ public class MediaDetection {
for (int i = 0; i < effectiveNames.size(); i++) {
String lenientName = normalizePunctuation(effectiveNames.get(i));
index.add(new IndexEntry<SearchResult>(r, lenientName, null, prepare(lenientName), null));
index.add(new IndexEntry<SearchResult>(r, lenientName, null));
}
return index;
}