/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.api.vfs.search.impl;
import org.eclipse.che.api.vfs.VirtualFileFilters;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.PathMatcher;
import java.util.Set;
import static com.google.common.collect.Iterables.transform;
import static com.google.common.collect.Sets.newHashSet;
@Singleton
public class FSLuceneSearcherProvider extends AbstractLuceneSearcherProvider {
private final File indexRootDirectory;
/**
* @param indexRootDirectory
* root directory for creation index
* @param excludePatterns
* set filter for files that should not be indexed
* @see LuceneSearcher
*/
@Inject
public FSLuceneSearcherProvider(@Named("vfs.local.fs_index_root_dir") File indexRootDirectory,
@Named("vfs.index_filter_matcher") Set<PathMatcher> excludePatterns) throws IOException {
super(newHashSet(transform(excludePatterns, VirtualFileFilters::wrap)));
this.indexRootDirectory = indexRootDirectory;
Files.createDirectories(indexRootDirectory.toPath());
}
@Override
protected LuceneSearcher createLuceneSearcher(CloseCallback closeCallback) {
return new FSLuceneSearcher(indexRootDirectory, excludeFileIndexFilters, closeCallback);
}
}