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decrease load factor to speedup critical lookups

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This commit is contained in:
Alexey Kudravtsev
2015-07-06 14:14:51 +03:00
parent 9465df65a2
commit 070001afc1
1 changed files with 12 additions and 6 deletions
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jps/model-impl/src/com/intellij/openapi/fileTypes/impl/FileTypeAssocTable.java
+12 -6
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@@ -39,17 +39,23 @@ public class FileTypeAssocTable<T> {
private final Map<CharSequence, T> myExactFileNameAnyCaseMappings;
private final List<Pair<FileNameMatcher, T>> myMatchingMappings;
private FileTypeAssocTable(@NotNull Map<CharSequence, T> extensionMappings, @NotNull Map<CharSequence, T> exactFileNameMappings, @NotNull Map<CharSequence, T> exactFileNameAnyCaseMappings, List<Pair<FileNameMatcher, T>> matchingMappings) {
myExtensionMappings = new THashMap<CharSequence, T>(extensionMappings, CharSequenceHashingStrategy.CASE_INSENSITIVE);
myExactFileNameMappings = new THashMap<CharSequence, T>(exactFileNameMappings, CharSequenceHashingStrategy.CASE_SENSITIVE);
myExactFileNameAnyCaseMappings = new THashMap<CharSequence, T>(exactFileNameAnyCaseMappings, CharSequenceHashingStrategy.CASE_INSENSITIVE);
private FileTypeAssocTable(@NotNull Map<CharSequence, T> extensionMappings,
@NotNull Map<CharSequence, T> exactFileNameMappings,
@NotNull Map<CharSequence, T> exactFileNameAnyCaseMappings,
@NotNull List<Pair<FileNameMatcher, T>> matchingMappings) {
myExtensionMappings = new THashMap<CharSequence, T>(Math.max(10, extensionMappings.size()), 0.5f, CharSequenceHashingStrategy.CASE_INSENSITIVE);
myExtensionMappings.putAll(extensionMappings);
myExactFileNameMappings = new THashMap<CharSequence, T>(Math.max(10, exactFileNameMappings.size()), 0.5f, CharSequenceHashingStrategy.CASE_SENSITIVE);
myExactFileNameMappings.putAll(exactFileNameMappings);
myExactFileNameAnyCaseMappings = new THashMap<CharSequence, T>(Math.max(10, exactFileNameAnyCaseMappings.size()), 0.5f, CharSequenceHashingStrategy.CASE_INSENSITIVE);
myExactFileNameAnyCaseMappings.putAll(exactFileNameAnyCaseMappings);
myMatchingMappings = new ArrayList<Pair<FileNameMatcher, T>>(matchingMappings);
}
public FileTypeAssocTable() {
this(Collections.<CharSequence, T>emptyMap(), Collections.<CharSequence, T>emptyMap(), Collections.<CharSequence, T>emptyMap(), Collections.<Pair<FileNameMatcher, T>>emptyList());
this(Collections.<CharSequence, T>emptyMap(), Collections.<CharSequence, T>emptyMap(), Collections.<CharSequence, T>emptyMap(),
Collections.<Pair<FileNameMatcher, T>>emptyList());
}
public boolean isAssociatedWith(@NotNull T type, @NotNull FileNameMatcher matcher) {