| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.openapi.vcs.changes.dbCommitted; |
| |
| import com.intellij.openapi.util.Couple; |
| import com.intellij.util.containers.MultiMap; |
| |
| import java.util.*; |
| |
| /** |
| * Created with IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 10/9/12 |
| * Time: 3:18 PM |
| */ |
| public class KnownRepositoryLocations { |
| private final static int ourMaxAuthorsCached = 400; |
| |
| private final Map<String, Long> myJustVcs; |
| private final MultiMap<String, String> myMap; |
| private final Map<Couple<String>, Long> myLocations; |
| private final Map<Long, RevisionId> myLastRevision; |
| private final Map<Long, RevisionId> myFirstRevision; |
| private final Map<String, Long> myAuthors; |
| |
| public KnownRepositoryLocations() { |
| myMap = MultiMap.createSet(); |
| myLocations = new HashMap<Couple<String>, Long>(); |
| myLastRevision = new HashMap<Long, RevisionId>(); |
| myFirstRevision = new HashMap<Long, RevisionId>(); |
| myJustVcs = new HashMap<String, Long>(); |
| myAuthors = new HashMap<String, Long>(); |
| } |
| |
| public Map<String, Long> filterKnownAuthors(final Set<String> names) { |
| if (names.isEmpty()) return Collections.emptyMap(); |
| synchronized (myMap) { |
| final Map<String, Long> result = new HashMap<String, Long>(); |
| for (Iterator<String> iterator = names.iterator(); iterator.hasNext(); ) { |
| final String name = iterator.next(); |
| final Long pk = myAuthors.get(name); |
| if (pk != null) { |
| iterator.remove(); |
| result.put(name, pk); |
| } |
| } |
| return result; |
| } |
| } |
| |
| public void addKnownAuthor(final String name, final long pk) { |
| synchronized (myMap) { |
| if (myAuthors.size() > ourMaxAuthorsCached) { |
| // random? |
| final Iterator<Map.Entry<String, Long>> iterator = myAuthors.entrySet().iterator(); |
| int cnt = 10; |
| while (iterator.hasNext() && cnt > 0) { |
| Map.Entry<String, Long> next = iterator.next(); |
| iterator.remove(); |
| -- cnt; |
| } |
| } |
| myAuthors.put(name, pk); |
| } |
| } |
| |
| public boolean exists(final String key) { |
| synchronized (myMap) { |
| return myJustVcs.containsKey(key); |
| } |
| } |
| |
| public long getVcsKey(final String key) { |
| synchronized (myMap) { |
| final Long aLong = myJustVcs.get(key); |
| assert aLong != null; |
| return aLong; |
| } |
| } |
| |
| public boolean exists(final String key, final String path) { |
| synchronized (myMap) { |
| final Collection<String> strings = myMap.get(key); |
| return strings != null && strings.contains(path); |
| } |
| } |
| |
| public void addVcs(final String key, final long id) { |
| synchronized (myMap) { |
| myJustVcs.put(key, id); |
| } |
| } |
| |
| public long getLocationId(final String key, final String path) { |
| synchronized (myMap) { |
| final Long id = myLocations.get(Couple.of(key, path)); |
| assert id != null; |
| return id; |
| } |
| } |
| |
| public void add(final String key, final String path, final long id) { |
| synchronized (myMap) { |
| myMap.putValue(key, path); |
| myLocations.put(Couple.of(key, path), id); |
| } |
| } |
| |
| public RevisionId getLastRevision(final Long rootId) { |
| synchronized (myMap) { |
| return myLastRevision.get(rootId); |
| } |
| } |
| |
| public void setLastRevision(final Long rootId, final RevisionId number) { |
| synchronized (myMap) { |
| myLastRevision.put(rootId, number); |
| } |
| } |
| |
| public RevisionId getFirstRevision(final Long rootId) { |
| synchronized (myMap) { |
| return myFirstRevision.get(rootId); |
| } |
| } |
| |
| public void setFirstRevision(final Long rootId, final RevisionId number) { |
| synchronized (myMap) { |
| myFirstRevision.put(rootId, number); |
| } |
| } |
| } |