Example usage for org.apache.lucene.index SegmentInfos getId

Introduction

In this page you can find the example usage for org.apache.lucene.index SegmentInfos getId.

Prototype

public byte[] getId() 

Source Link

Document

Since Lucene 5.0, every commit (segments_N) writes a unique id.

Usage

From source file:org.elasticsearch.index.engine.CommitStats.java

License:Apache License

public CommitStats(SegmentInfos segmentInfos) {
    // clone the map to protect against concurrent changes
    userData = MapBuilder.<String, String>newMapBuilder().putAll(segmentInfos.getUserData()).immutableMap();
    // lucene calls the current generation, last generation.
    generation = segmentInfos.getLastGeneration();
    if (segmentInfos.getId() != null) { // id is only written starting with Lucene 5.0
        id = Base64.encodeBytes(segmentInfos.getId());
    }/* ww  w . jav  a 2  s .c o m*/
    numDocs = Lucene.getNumDocs(segmentInfos);
}

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