Examples with ElasticSearchException org.elasticsearch.ElasticSearchException used on opensource projects

Example 21 with ElasticSearchException

use of org.elasticsearch.ElasticSearchException in project elasticsearch by elastic.

the class RestCountAction method doCatRequest.

@Override
public RestChannelConsumer doCatRequest(final RestRequest request, final NodeClient client) {
    String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
    SearchRequest countRequest = new SearchRequest(indices);
    SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder().size(0);
    countRequest.source(searchSourceBuilder);
    try {
        request.withContentOrSourceParamParserOrNull(parser -> {
            if (parser == null) {
                QueryBuilder queryBuilder = RestActions.urlParamsToQueryBuilder(request);
                if (queryBuilder != null) {
                    searchSourceBuilder.query(queryBuilder);
                }
            } else {
                searchSourceBuilder.query(RestActions.getQueryContent(parser));
            }
        });
    } catch (IOException e) {
        throw new ElasticsearchException("Couldn't parse query", e);
    }
    return channel -> client.search(countRequest, new RestResponseListener<SearchResponse>(channel) {

        @Override
        public RestResponse buildResponse(SearchResponse countResponse) throws Exception {
            return RestTable.buildResponse(buildTable(request, countResponse), channel);
        }
    });
}

Example 22 with ElasticSearchException

use of org.elasticsearch.ElasticSearchException in project elasticsearch by elastic.

the class BestDocsDeferringCollector method runDeferredAggs.

private void runDeferredAggs() throws IOException {
    List<ScoreDoc> allDocs = new ArrayList<>(shardSize);
    for (int i = 0; i < perBucketSamples.size(); i++) {
        PerParentBucketSamples perBucketSample = perBucketSamples.get(i);
        if (perBucketSample == null) {
            continue;
        }
        perBucketSample.getMatches(allDocs);
    }
    // Sort the top matches by docID for the benefit of deferred collector
    ScoreDoc[] docsArr = allDocs.toArray(new ScoreDoc[allDocs.size()]);
    Arrays.sort(docsArr, (o1, o2) -> {
        if (o1.doc == o2.doc) {
            return o1.shardIndex - o2.shardIndex;
        }
        return o1.doc - o2.doc;
    });
    try {
        for (PerSegmentCollects perSegDocs : entries) {
            perSegDocs.replayRelatedMatches(docsArr);
        }
    } catch (IOException e) {
        throw new ElasticsearchException("IOException collecting best scoring results", e);
    }
    deferred.postCollection();
}

Example 23 with ElasticSearchException

use of org.elasticsearch.ElasticSearchException in project elasticsearch by elastic.

the class SuggestPhase method execute.

@Override
public void execute(SearchContext context) {
    final SuggestionSearchContext suggest = context.suggest();
    if (suggest == null) {
        return;
    }
    try {
        CharsRefBuilder spare = new CharsRefBuilder();
        final List<Suggestion<? extends Entry<? extends Option>>> suggestions = new ArrayList<>(suggest.suggestions().size());
        for (Map.Entry<String, SuggestionSearchContext.SuggestionContext> entry : suggest.suggestions().entrySet()) {
            SuggestionSearchContext.SuggestionContext suggestion = entry.getValue();
            Suggester<SuggestionContext> suggester = suggestion.getSuggester();
            Suggestion<? extends Entry<? extends Option>> result = suggester.execute(entry.getKey(), suggestion, context.searcher(), spare);
            if (result != null) {
                assert entry.getKey().equals(result.name);
                suggestions.add(result);
            }
        }
        context.queryResult().suggest(new Suggest(suggestions));
    } catch (IOException e) {
        throw new ElasticsearchException("I/O exception during suggest phase", e);
    }
}

Example 24 with ElasticSearchException

use of org.elasticsearch.ElasticSearchException in project elasticsearch by elastic.

the class CompletionFieldStats method completionStats.

/**
     * Returns total in-heap bytes used by all suggesters.  This method has CPU cost <code>O(numIndexedFields)</code>.
     *
     * @param fieldNamePatterns if non-null, any completion field name matching any of these patterns will break out its in-heap bytes
     * separately in the returned {@link CompletionStats}
     */
public static CompletionStats completionStats(IndexReader indexReader, String... fieldNamePatterns) {
    long sizeInBytes = 0;
    ObjectLongHashMap<String> completionFields = null;
    if (fieldNamePatterns != null && fieldNamePatterns.length > 0) {
        completionFields = new ObjectLongHashMap<>(fieldNamePatterns.length);
    }
    for (LeafReaderContext atomicReaderContext : indexReader.leaves()) {
        LeafReader atomicReader = atomicReaderContext.reader();
        try {
            Fields fields = atomicReader.fields();
            for (String fieldName : fields) {
                Terms terms = fields.terms(fieldName);
                if (terms instanceof CompletionTerms) {
                    // TODO: currently we load up the suggester for reporting its size
                    long fstSize = ((CompletionTerms) terms).suggester().ramBytesUsed();
                    if (fieldNamePatterns != null && fieldNamePatterns.length > 0 && Regex.simpleMatch(fieldNamePatterns, fieldName)) {
                        completionFields.addTo(fieldName, fstSize);
                    }
                    sizeInBytes += fstSize;
                }
            }
        } catch (IOException ioe) {
            throw new ElasticsearchException(ioe);
        }
    }
    return new CompletionStats(sizeInBytes, completionFields == null ? null : new FieldMemoryStats(completionFields));
}

Example 25 with ElasticSearchException

use of org.elasticsearch.ElasticSearchException in project elasticsearch by elastic.

the class BulkItemResponse method fromXContent.

/**
     * Reads a {@link BulkItemResponse} from a {@link XContentParser}.
     *
     * @param parser the {@link XContentParser}
     * @param id the id to assign to the parsed {@link BulkItemResponse}. It is usually the index of
     *           the item in the {@link BulkResponse#getItems} array.
     */
public static BulkItemResponse fromXContent(XContentParser parser, int id) throws IOException {
    ensureExpectedToken(XContentParser.Token.START_OBJECT, parser.currentToken(), parser::getTokenLocation);
    XContentParser.Token token = parser.nextToken();
    ensureExpectedToken(XContentParser.Token.FIELD_NAME, token, parser::getTokenLocation);
    String currentFieldName = parser.currentName();
    token = parser.nextToken();
    final OpType opType = OpType.fromString(currentFieldName);
    ensureExpectedToken(XContentParser.Token.START_OBJECT, token, parser::getTokenLocation);
    DocWriteResponse.Builder builder = null;
    CheckedConsumer<XContentParser, IOException> itemParser = null;
    if (opType == OpType.INDEX || opType == OpType.CREATE) {
        final IndexResponse.Builder indexResponseBuilder = new IndexResponse.Builder();
        builder = indexResponseBuilder;
        itemParser = (indexParser) -> IndexResponse.parseXContentFields(indexParser, indexResponseBuilder);
    } else if (opType == OpType.UPDATE) {
        final UpdateResponse.Builder updateResponseBuilder = new UpdateResponse.Builder();
        builder = updateResponseBuilder;
        itemParser = (updateParser) -> UpdateResponse.parseXContentFields(updateParser, updateResponseBuilder);
    } else if (opType == OpType.DELETE) {
        final DeleteResponse.Builder deleteResponseBuilder = new DeleteResponse.Builder();
        builder = deleteResponseBuilder;
        itemParser = (deleteParser) -> DeleteResponse.parseXContentFields(deleteParser, deleteResponseBuilder);
    } else {
        throwUnknownField(currentFieldName, parser.getTokenLocation());
    }
    RestStatus status = null;
    ElasticsearchException exception = null;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            currentFieldName = parser.currentName();
        }
        if (ERROR.equals(currentFieldName)) {
            if (token == XContentParser.Token.START_OBJECT) {
                exception = ElasticsearchException.fromXContent(parser);
            }
        } else if (STATUS.equals(currentFieldName)) {
            if (token == XContentParser.Token.VALUE_NUMBER) {
                status = RestStatus.fromCode(parser.intValue());
            }
        } else {
            itemParser.accept(parser);
        }
    }
    ensureExpectedToken(XContentParser.Token.END_OBJECT, token, parser::getTokenLocation);
    token = parser.nextToken();
    ensureExpectedToken(XContentParser.Token.END_OBJECT, token, parser::getTokenLocation);
    BulkItemResponse bulkItemResponse;
    if (exception != null) {
        Failure failure = new Failure(builder.getShardId().getIndexName(), builder.getType(), builder.getId(), exception, status);
        bulkItemResponse = new BulkItemResponse(id, opType, failure);
    } else {
        bulkItemResponse = new BulkItemResponse(id, opType, builder.build());
    }
    return bulkItemResponse;
}