Example usage for org.apache.lucene.index IndexCommit getDirectory

Introduction

In this page you can find the example usage for org.apache.lucene.index IndexCommit getDirectory.

Prototype

public abstract Directory getDirectory();

Source Link

Document

Returns the Directory for the index.

Usage

From source file:com.liferay.portal.search.lucene.dump.IndexCommitMetaInfo.java

License:Open Source License

public IndexCommitMetaInfo(IndexCommit indexCommit) throws IOException {
    if (indexCommit == null) {
        _empty = true;// w  w  w. j  a va  2  s .  co m

        return;
    }

    List<String> fileNames = new ArrayList<String>(indexCommit.getFileNames());

    _segments = new ArrayList<Segment>(fileNames.size());

    Directory directory = indexCommit.getDirectory();

    for (String fileName : fileNames) {
        Segment segment = new Segment(fileName, directory.fileLength(fileName));

        _segments.add(segment);
    }

    _generation = indexCommit.getGeneration();
}

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From source file:com.liferay.portal.search.lucene.dump.IndexCommitSerializationUtil.java

License:Open Source License

public static void serializeIndex(IndexCommit indexCommit, OutputStream outputStream) throws IOException {

    if (PropsValues.INDEX_DUMP_COMPRESSION_ENABLED) {
        outputStream = new GZIPOutputStream(outputStream);
    }//from   w w w . j  a v a2  s .c o  m

    ObjectOutputStream objectOputStream = new ObjectOutputStream(outputStream);

    IndexCommitMetaInfo indexCommitMetaInfo = new IndexCommitMetaInfo(indexCommit);

    if (_log.isDebugEnabled()) {
        _log.debug("Serializing " + indexCommitMetaInfo);
    }

    objectOputStream.writeObject(indexCommitMetaInfo);

    List<Segment> segments = indexCommitMetaInfo.getSegments();

    Directory directory = indexCommit.getDirectory();

    for (Segment segment : segments) {
        if (_log.isDebugEnabled()) {
            _log.debug("Serializing segment " + segment);
        }

        serializeSegment(directory.openInput(segment.getFileName()), segment.getFileSize(), objectOputStream);
    }

    objectOputStream.flush();

    if (PropsValues.INDEX_DUMP_COMPRESSION_ENABLED) {
        GZIPOutputStream gZipOutputStream = (GZIPOutputStream) outputStream;

        gZipOutputStream.finish();
    }
}

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From source file:com.vmware.xenon.services.common.LuceneDocumentIndexBackupService.java

License:Open Source License

private void copyInMemoryLuceneIndexToDirectory(IndexCommit commit, Path directoryPath) throws IOException {
    Directory from = commit.getDirectory();
    try (Directory to = new NIOFSDirectory(directoryPath)) {
        for (String filename : commit.getFileNames()) {
            to.copyFrom(from, filename, filename, IOContext.DEFAULT);
        }//from w  w w  .ja va  2 s  .  c  o m
    }
}

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From source file:org.apache.solr.core.SolrDeletionPolicy.java

License:Apache License

private String getId(IndexCommit commit) {
    StringBuilder sb = new StringBuilder();
    Directory dir = commit.getDirectory();

    // For anything persistent, make something that will
    // be the same, regardless of the Directory instance.
    if (dir instanceof FSDirectory) {
        FSDirectory fsd = (FSDirectory) dir;
        File fdir = fsd.getDirectory();
        sb.append(fdir.getPath());/*w w  w  .  ja  v  a  2  s  . c o  m*/
    } else {
        sb.append(dir);
    }

    sb.append('/');
    sb.append(commit.getGeneration());
    return sb.toString();
}

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From source file:org.codelibs.elasticsearch.common.lucene.Lucene.java

License:Apache License

/**
 * Reads the segments infos from the given commit, failing if it fails to load
 *///from   w ww  .j  a v  a  2 s .  c om
public static SegmentInfos readSegmentInfos(IndexCommit commit) throws IOException {
    // Using commit.getSegmentsFileName() does NOT work here, have to
    // manually create the segment filename
    String filename = IndexFileNames.fileNameFromGeneration(IndexFileNames.SEGMENTS, "",
            commit.getGeneration());
    return SegmentInfos.readCommit(commit.getDirectory(), filename);
}

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