Examples with PostingsReaderBase org.apache.lucene.codecs.PostingsReaderBase used on opensource projects

Example 1 with PostingsReaderBase

use of org.apache.lucene.codecs.PostingsReaderBase in project lucene-solr by apache.

the class LuceneFixedGap method fieldsProducer.

@Override
public FieldsProducer fieldsProducer(SegmentReadState state) throws IOException {
    PostingsReaderBase postings = new Lucene50PostingsReader(state);
    TermsIndexReaderBase indexReader;
    boolean success = false;
    try {
        indexReader = new FixedGapTermsIndexReader(state);
        success = true;
    } finally {
        if (!success) {
            postings.close();
        }
    }
    success = false;
    try {
        FieldsProducer ret = new BlockTermsReader(indexReader, postings, state);
        success = true;
        return ret;
    } finally {
        if (!success) {
            try {
                postings.close();
            } finally {
                indexReader.close();
            }
        }
    }
}

Example 2 with PostingsReaderBase

use of org.apache.lucene.codecs.PostingsReaderBase in project lucene-solr by apache.

the class IDVersionPostingsFormat method fieldsProducer.

@Override
public FieldsProducer fieldsProducer(SegmentReadState state) throws IOException {
    PostingsReaderBase postingsReader = new IDVersionPostingsReader();
    boolean success = false;
    try {
        FieldsProducer ret = new VersionBlockTreeTermsReader(postingsReader, state);
        success = true;
        return ret;
    } finally {
        if (!success) {
            IOUtils.closeWhileHandlingException(postingsReader);
        }
    }
}

Example 3 with PostingsReaderBase

use of org.apache.lucene.codecs.PostingsReaderBase in project lucene-solr by apache.

the class FSTOrdPostingsFormat method fieldsProducer.

@Override
public FieldsProducer fieldsProducer(SegmentReadState state) throws IOException {
    PostingsReaderBase postingsReader = new Lucene50PostingsReader(state);
    boolean success = false;
    try {
        FieldsProducer ret = new FSTOrdTermsReader(state, postingsReader);
        success = true;
        return ret;
    } finally {
        if (!success) {
            IOUtils.closeWhileHandlingException(postingsReader);
        }
    }
}

Example 4 with PostingsReaderBase

use of org.apache.lucene.codecs.PostingsReaderBase in project lucene-solr by apache.

the class FSTPostingsFormat method fieldsProducer.

@Override
public FieldsProducer fieldsProducer(SegmentReadState state) throws IOException {
    PostingsReaderBase postingsReader = new Lucene50PostingsReader(state);
    boolean success = false;
    try {
        FieldsProducer ret = new FSTTermsReader(state, postingsReader);
        success = true;
        return ret;
    } finally {
        if (!success) {
            IOUtils.closeWhileHandlingException(postingsReader);
        }
    }
}

Example 5 with PostingsReaderBase

use of org.apache.lucene.codecs.PostingsReaderBase in project lucene-solr by apache.

the class BlockTreeOrdsPostingsFormat method fieldsProducer.

@Override
public FieldsProducer fieldsProducer(SegmentReadState state) throws IOException {
    PostingsReaderBase postingsReader = new Lucene50PostingsReader(state);
    boolean success = false;
    try {
        FieldsProducer ret = new OrdsBlockTreeTermsReader(postingsReader, state);
        success = true;
        return ret;
    } finally {
        if (!success) {
            IOUtils.closeWhileHandlingException(postingsReader);
        }
    }
}