| /* |
| * Copyright 2000-2012 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.util.indexing; |
| |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.impl.cache.impl.id.IdIndexEntry; |
| import gnu.trove.THashMap; |
| import gnu.trove.TIntIntHashMap; |
| import gnu.trove.TIntIntProcedure; |
| |
| import java.util.Map; |
| |
| /** |
| * @author Eugene Zhuravlev |
| * Date: Feb 6, 2008 |
| */ |
| public class IdDataConsumer { |
| private final TIntIntHashMap myResult = new TIntIntHashMap(); |
| |
| public Map<IdIndexEntry, Integer> getResult() { |
| final Map<IdIndexEntry, Integer> result = new THashMap<IdIndexEntry, Integer>(myResult.size()); |
| myResult.forEachEntry(new TIntIntProcedure() { |
| @Override |
| public boolean execute(final int key, final int value) { |
| result.put(new IdIndexEntry(key), value); |
| return true; |
| } |
| }); |
| |
| return result; |
| } |
| |
| public void addOccurrence(CharSequence charSequence, int start, int end, int occurrenceMask) { |
| final int hashCode = StringUtil.stringHashCode(charSequence, start, end); |
| addOccurrence(hashCode,occurrenceMask); |
| final int hashCodeNoCase = StringUtil.stringHashCodeInsensitive(charSequence, start, end); |
| if (hashCodeNoCase != hashCode) { |
| addOccurrence(hashCodeNoCase,occurrenceMask); |
| } |
| } |
| |
| public void addOccurrence(char[] chars, int start, int end, int occurrenceMask) { |
| final int hashCode = StringUtil.stringHashCode(chars, start, end); |
| addOccurrence(hashCode,occurrenceMask); |
| |
| final int hashCodeNoCase = StringUtil.stringHashCodeInsensitive(chars, start, end); |
| if (hashCodeNoCase != hashCode) { |
| addOccurrence(hashCodeNoCase,occurrenceMask); |
| } |
| } |
| |
| private void addOccurrence(int hashcode, int occurrenceMask) { |
| if (occurrenceMask != 0) { |
| final int old = myResult.get(hashcode); |
| int v = old | occurrenceMask; |
| if (v != old) { |
| myResult.put(hashcode, v); |
| } |
| } |
| } |
| } |