Examples of org.apache.lucene.search.Hits.doc()

org.apache.lucene.search.Hits.doc()
Returns the stored fields of the n^th document in this set.
Documents are cached, so that repeated requests for the same element may return the same Document object. @throws CorruptIndexException if the index is corrupt @throws IOException if there is a low-level IO error

     */
    public String getService(String feedID) throws IOException {
        Hits hits = storageFeedQuery(feedID);
        if (hits.length() <= 0)
            return null;
        Document doc = hits.doc(0);
        String feedType = doc.get(StorageFeedWrapper.FIELD_SERVICE_ID);
        return feedType;
    }


    private Hits storageFeedQuery(String feedId) throws IOException {

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     */
    public String getAccountNameForFeedId(String feedId) throws IOException {
        Hits h = storageFeedQuery(feedId);
        if (h.length() == 0)
            return null;
        Document doc = h.doc(0);
        return doc.get(StorageFeedWrapper.FIELD_ACCOUNTREFERENCE);


    }


    protected long getEntryLastModified(final String entryId,

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            return wrapper.getTimestamp();


        Hits h = storageQuery(entryId);
        if (h.length() > 0)
            try {
                return Long.parseLong(h.doc(0).get(
                        StorageEntryWrapper.FIELD_TIMESTAMP));
            } catch (Exception e) {
                LOG.warn("Can not parse timestamp from entry -- "
                        + h.doc(0).get(StorageEntryWrapper.FIELD_TIMESTAMP));
            }

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            try {
                return Long.parseLong(h.doc(0).get(
                        StorageEntryWrapper.FIELD_TIMESTAMP));
            } catch (Exception e) {
                LOG.warn("Can not parse timestamp from entry -- "
                        + h.doc(0).get(StorageEntryWrapper.FIELD_TIMESTAMP));
            }
        else
            throw new StorageException("Entry not found");
        return 0;

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        if (bufferedTime != null)
            return bufferedTime;
        Hits entryHits = storageFeedQuery(feedId, this.timeStampSort);
        if (entryHits.length() > 0) {
            try {
                return Long.parseLong(entryHits.doc(0).getField(
                        StorageEntryWrapper.FIELD_TIMESTAMP).stringValue());
            } catch (Exception e) {
                LOG.warn("Can not parse timestamp from entry -- "
                        + entryHits.doc(0).get(
                                StorageEntryWrapper.FIELD_TIMESTAMP));

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            try {
                return Long.parseLong(entryHits.doc(0).getField(
                        StorageEntryWrapper.FIELD_TIMESTAMP).stringValue());
            } catch (Exception e) {
                LOG.warn("Can not parse timestamp from entry -- "
                        + entryHits.doc(0).get(
                                StorageEntryWrapper.FIELD_TIMESTAMP));
            }
        }
        return 0;

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            return wrapper.getVersion() == version;


        Hits h = storageQuery(id);
        if (h.length() < 1)
            return false;
        Document doc = h.doc(0);
        String fieldValue = null;
        try {
            fieldValue = doc.getField(StorageEntryWrapper.FIELD_VERSION)
                    .stringValue();
            int storedVersion = Integer.parseInt(fieldValue);

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        IndexSearcher searcher = new IndexSearcher(this.dir);
        Query q = new TermQuery(new Term(StorageAccountWrapper.FIELD_ACCOUNTNAME,
                username));
        Hits h = searcher.search(q);
        assertEquals("length == 1", 1, h.length());
        GDataAccount storedUser = StorageAccountWrapper.buildEntity(h.doc(0));
        assertTrue(storedUser.equals(user));
        searcher.close();
    }


    public void testDeleteUser() throws StorageException, IOException {

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        IndexSearcher searcher = new IndexSearcher(this.dir);
        Query q = new TermQuery(new Term(StorageAccountWrapper.FIELD_ACCOUNTNAME,
                username));
        Hits h = searcher.search(q);
        assertEquals("length == 1", 1, h.length());
        GDataAccount storedUser = StorageAccountWrapper.buildEntity(h.doc(0));
        assertTrue(storedUser.equals(user));


        assertFalse(storedUser.getPassword().equals(password));
        searcher.close();
    }

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    public void testCollectHits() throws IOException {
        Query q = new TermQuery(new Term(FIELDNAME, FIELDVALUE));
        Hits hits = this.searcher.get().search(q);
        assertEquals(amountDocuments, hits.length());
        List<String> returnValue = this.gdataSearcher.collectHits(hits, 1, 0);
        assertEquals(hits.doc(0).getField(IndexDocument.FIELD_ENTRY_ID)
                .stringValue(), returnValue.get(0));


        returnValue = this.gdataSearcher.collectHits(hits, 1, 1);
        assertEquals(hits.doc(0).getField(IndexDocument.FIELD_ENTRY_ID)
                .stringValue(), returnValue.get(0));

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