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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.duplications.index;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.sonar.duplications.block.Block;
import org.sonar.duplications.block.ByteArray;
import org.sonar.duplications.index.PackedMemoryCloneIndex.ResourceBlocks;
public class MemoryCloneIndex implements CloneIndex {
private Map<String, List<Block>> byResource = new LinkedHashMap<>();
private Map<ByteArray, List<Block>> byHash = new LinkedHashMap<>();
@Override
public Collection<Block> getByResourceId(String resourceId) {
return byResource.computeIfAbsent(resourceId, k -> new ArrayList<>());
}
@Override
public Collection<Block> getBySequenceHash(ByteArray sequenceHash) {
return byHash.computeIfAbsent(sequenceHash, k -> new ArrayList<>());
}
@Override
public void insert(Block block) {
getByResourceId(block.getResourceId()).add(block);
getBySequenceHash(block.getBlockHash()).add(block);
}
@Override
public Iterator<ResourceBlocks> iterator() {
throw new UnsupportedOperationException();
}
@Override
public int noResources() {
return byResource.keySet().size();
}
}
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