{"id":55048,"library":"jol-core","title":"JOL Core","description":"JOL (Java Object Layout) is a set of tools for examining field and object layouts in the JVM.","status":"active","version":"0.7.1","language":"java","source_language":null,"source_url":"https://github.com/openjdk/jol","tags":["jvm","memory","layout","tool","java"],"install":[{"cmd":"<dependency>\n  <groupId>org.openjdk.jol</groupId>\n  <artifactId>jol-core</artifactId>\n  <version>0.7.1</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'org.openjdk.jol:jol-core:0.7.1'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"ClassLayout","correct":"org.openjdk.jol.info.ClassLayout"}],"quickstart":{"code":"import org.openjdk.jol.info.ClassLayout;\n\npublic class Example {\n    public static void main(String[] args) {\n        System.out.println(ClassLayout.parseClass(String.class).toPrintable());\n    }\n}","lang":"java","description":"Prints the memory layout of the String class."},"warnings":[],"env_vars":null,"search_vec":"'core':2 'examin':13 'field':14 'java':4,25 'jol':1,3 'jvm':20,21 'layout':6,17,23 'memori':22 'object':5,16 'set':9 'tool':11,24","created_at":"2026-06-15T09:34:35.307154+00:00","updated_at":"2026-06-15T09:34:35.307154+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":"http://maven.apache.org","github":"https://github.com/openjdk/jol","docs":"https://appdoc.app/artifact/org.openjdk.jol/jol-core/","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":"2026-06-15","next_check":"2026-12-12","install_tag":null}}