1 package org.apache.lucene.index;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
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20 import java.io.IOException;
22 import org.apache.lucene.store.Directory;
23 import org.apache.lucene.util.IOUtils;
25 final class FormatPostingsFieldsWriter extends FormatPostingsFieldsConsumer {
29 TermInfosWriter termsOut;
30 final FieldInfos fieldInfos;
31 FormatPostingsTermsWriter termsWriter;
32 final DefaultSkipListWriter skipListWriter;
33 final int totalNumDocs;
35 public FormatPostingsFieldsWriter(SegmentWriteState state, FieldInfos fieldInfos) throws IOException {
36 dir = state.directory;
37 segment = state.segmentName;
38 totalNumDocs = state.numDocs;
39 this.fieldInfos = fieldInfos;
40 boolean success = false;
42 termsOut = new TermInfosWriter(dir, segment, fieldInfos, state.termIndexInterval);
44 // TODO: this is a nasty abstraction violation (that we
45 // peek down to find freqOut/proxOut) -- we need a
46 // better abstraction here whereby these child consumers
47 // can provide skip data or not
48 skipListWriter = new DefaultSkipListWriter(termsOut.skipInterval,
49 termsOut.maxSkipLevels, totalNumDocs, null, null);
51 termsWriter = new FormatPostingsTermsWriter(state, this);
55 IOUtils.closeWhileHandlingException(termsOut, termsWriter);
60 /** Add a new field */
62 FormatPostingsTermsConsumer addField(FieldInfo field) {
63 termsWriter.setField(field);
67 /** Called when we are done adding everything. */
69 void finish() throws IOException {
70 IOUtils.close(termsOut, termsWriter);