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    • org.redisson.client.protocol.decoder.IndexInfoDecoder Maven / Gradle / Ivy

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    Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC

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    /**
 * Copyright (c) 2013-2024 Nikita Koksharov
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.redisson.client.protocol.decoder;

import org.redisson.api.search.index.IndexInfo;
import org.redisson.client.handler.State;

import java.util.List;
import java.util.Map;

/**
 *
 * @author Nikita Koksharov
 *
 */
public class IndexInfoDecoder implements MultiDecoder {
    @Override
    public Object decode(List parts, State state) {
        if (!parts.isEmpty() && parts.get(0) instanceof Map) {
            return parts;
        }

        Map result = MultiDecoder.newLinkedHashMap(parts.size()/2);
        for (int i = 0; i < parts.size(); i++) {
            if (i % 2 != 0) {
                result.put((String) parts.get(i-1), parts.get(i));
            }
        }

        if (state.getLevel() == 0) {
            IndexInfo ii = new IndexInfo();
            ii.setName((String) result.get("index_name"));
            ii.setOptions((Map) result.get("index_options"));
            ii.setDefinition((Map) result.get("index_definition"));
            ii.setAttributes((List>) result.get("attributes"));
            ii.setDocs(toDouble(result, "num_docs"));
            ii.setMaxDocId(toDouble(result, "max_doc_id"));
            ii.setTerms(toDouble(result, "num_terms"));
            ii.setRecords(toDouble(result, "num_records"));
            ii.setInvertedSize(toDouble(result, "inverted_sz_mb"));
            ii.setVectorIndexSize(toDouble(result, "vector_index_sz_mb"));
            ii.setTotalInvertedIndexBlocks(toDouble(result, "total_inverted_index_blocks"));
            ii.setOffsetVectorsSize(toDouble(result, "offset_vectors_sz_mb"));
            ii.setDocTableSize(toDouble(result, "doc_table_size_mb"));
            ii.setSortableValuesSize(toDouble(result, "sortable_values_size_mb"));
            ii.setKeyTableSize(toDouble(result, "key_table_size_mb"));
            ii.setRecordsPerDocAverage(toDouble(result, "records_per_doc_avg"));
            ii.setBytesPerRecordAverage(toDouble(result, "bytes_per_record_avg"));
            ii.setOffsetsPerTermAverage(toDouble(result, "offsets_per_term_avg"));
            ii.setOffsetBitsPerRecordAverage(toDouble(result, "offset_bits_per_record_avg"));
            ii.setHashIndexingFailures(toLong(result, "hash_indexing_failures"));
            ii.setTotalIndexingTime(toDouble(result, "total_indexing_time"));
            ii.setIndexing(toLong(result, "indexing"));
            ii.setPercentIndexed(toDouble(result, "percent_indexed"));
            ii.setNumberOfUses(toLong(result, "number_of_uses"));
            ii.setGcStats((Map) result.get("gc_stats"));
            ii.setCursorStats((Map) result.get("cursor_stats"));
            ii.setDialectStats((Map) result.get("dialect_stats"));
            return ii;
        }

        return result;
    }

    private Long toLong(Map result, String prop) {
        Object val = result.getOrDefault(prop, "nan");
        String valstring = val.toString();
        if (valstring.contains("nan") || valstring.contains("inf")) {
            return 0L;
        }

        if (val instanceof Double) {
            Double d = (Double) val;
            return d.longValue();
        }

        return Long.valueOf(valstring);
    }

    private Double toDouble(Map result, String prop) {
        Object val = result.getOrDefault(prop, "nan");
        String valstring = val.toString();
        if (valstring.contains("nan")) {
            return 0D;
        } else if (valstring.contains("inf")) {
            if (valstring.contains("-")) {
                return Double.NEGATIVE_INFINITY;
            } else {
                return Double.POSITIVE_INFINITY;
            }
        }

        return Double.valueOf(valstring);
    }
}
    
    
    
    

    




    
    
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