Skip to content

Indexing Searcher

The Indexing Searcher is the object used for free-text or exact periods searches over the added documents with the Indexing Writer. This version is backed by the Apache Lucene.

Basic Usage

import { writer, searcher } from "@dirigible/indexing";

writer.add("index2", "file1", "apache lucene", new Date(123));
writer.add("index2", "file2", "lucene - the search engine", new Date(234), { "name2": "value2" });
writer.add("index2", "file3", "search engine", new Date(345), { "name2": "value2" });

let found = searcher.between("index2", new Date(124), new Date(344));

console.log(JSON.stringify(found))

const writer = require("indexing/writer");
const searcher = require("indexing/searcher");

writer.add("index2", "file1", "apache lucene", new Date(123));
writer.add("index2", "file2", "lucene - the search engine", new Date(234), {"name2":"value2"});
writer.add("index2", "file3", "search engine", new Date(345), {"name2":"value2"});

let found = searcher.between("index2", new Date(124), new Date(344));

console.log(JSON.stringify(found))

Functions

Function Description Returns
search(index, term) Returns an array of document descriptors matching the term list of descriptors
before(index, date) Returns an array of document descriptors where lastModified is before the date list of descriptors
after(index, date) Returns an array of document descriptors where lastModified is after the date list of descriptors
between(index, lower, upper) Returns an array of document descriptors where lastModified is between the lower and upper list of descriptors