{"id":55287,"library":"flink-java","title":"Apache Flink Java","description":"Core Java API for Apache Flink, a stream processing framework for big data.","status":"active","version":"1.20.3","language":"java","source_language":null,"source_url":"https://github.com/apache/flink","tags":["flink","stream-processing","big-data","java"],"install":[{"cmd":"<dependency>\n  <groupId>org.apache.flink</groupId>\n  <artifactId>flink-java</artifactId>\n  <version>1.20.3</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'org.apache.flink:flink-java:1.20.3'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"ExecutionEnvironment","correct":"org.apache.flink.api.java.ExecutionEnvironment"}],"quickstart":{"code":"import org.apache.flink.api.java.ExecutionEnvironment;\n\npublic class Example {\n    public static void main(String[] args) throws Exception {\n        ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();\n        // ... define data processing pipeline\n    }\n}","lang":"java","description":"Minimal example showing how to create an ExecutionEnvironment for batch processing."},"warnings":[{"fix":"Review Flink release notes for breaking changes when upgrading.","message":"Flink 1.20.x may have breaking changes from earlier versions; check migration notes.","severity":"breaking","affected_versions":">=1.20.0"}],"env_vars":null,"search_vec":"'apach':1,8 'api':6 'big':15,22 'big-data':21 'core':4 'data':16,23 'flink':2,9,17 'framework':13 'java':3,5,24 'process':12,20 'stream':11,19 'stream-process':18","created_at":"2026-06-15T09:44:20.217796+00:00","updated_at":"2026-06-15T09:44:20.217796+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://flink.apache.org","github":"https://github.com/apache/flink","docs":"https://appdoc.app/artifact/org.apache.flink/flink-java/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["other"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-15","next_check":"2026-12-12","install_tag":null}}