{"id":64884,"library":"javaewah","title":"JavaEWAH","description":"JavaEWAH is a word-aligned compressed bitmap implementation in Java, offering efficient run-length encoding for large bit sets.","status":"active","version":"1.2.3","language":"java","source_language":null,"source_url":"https://github.com/lemire/javaewah","tags":["bitmap","compression","rle","ewah","bitset"],"install":[{"cmd":"<dependency>\n  <groupId>com.googlecode.javaewah</groupId>\n  <artifactId>JavaEWAH</artifactId>\n  <version>1.2.3</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'com.googlecode.javaewah:JavaEWAH:1.2.3'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"EWAHCompressedBitmap","correct":"com.googlecode.javaewah.EWAHCompressedBitmap"}],"quickstart":{"code":"import com.googlecode.javaewah.EWAHCompressedBitmap;\n\npublic class Example {\n    public static void main(String[] args) {\n        EWAHCompressedBitmap bitmap = new EWAHCompressedBitmap();\n        bitmap.set(1);\n        bitmap.set(1000);\n        System.out.println(\"Cardinality: \" + bitmap.cardinality());\n    }\n}","lang":"java","description":"Minimal example creating a compressed bitmap and setting bits."},"warnings":[],"env_vars":null,"search_vec":"'align':7 'bit':21 'bitmap':9,23 'bitset':27 'compress':8,24 'effici':14 'encod':18 'ewah':26 'implement':10 'java':12 'javaewah':1,2 'larg':20 'length':17 'offer':13 'rle':25 'run':16 'run-length':15 'set':22 'word':6 'word-align':5","created_at":"2026-06-17T17:01:42.772868+00:00","updated_at":"2026-06-17T17:01:42.772868+00:00","problems":[],"ecosystem":"maven","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/lemire/javaewah","github":"https://github.com/lemire/javaewah","docs":"https://appdoc.app/artifact/com.googlecode.javaewah/JavaEWAH/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["utility"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}