{"id":22515360,"url":"https://github.com/scijava/scijava-listeners","last_synced_at":"2025-03-28T02:19:53.448Z","repository":{"id":142923349,"uuid":"167687052","full_name":"scijava/scijava-listeners","owner":"scijava","description":null,"archived":false,"fork":false,"pushed_at":"2025-01-29T20:32:53.000Z","size":41,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":7,"default_branch":"master","last_synced_at":"2025-01-29T21:26:41.524Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/scijava.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2019-01-26T12:36:59.000Z","updated_at":"2025-01-29T20:32:56.000Z","dependencies_parsed_at":"2023-04-24T17:27:12.950Z","dependency_job_id":null,"html_url":"https://github.com/scijava/scijava-listeners","commit_stats":null,"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/scijava%2Fscijava-listeners","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/scijava%2Fscijava-listeners/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/scijava%2Fscijava-listeners/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/scijava%2Fscijava-listeners/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/scijava","download_url":"https://codeload.github.com/scijava/scijava-listeners/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":245955328,"owners_count":20699891,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-12-07T03:30:10.136Z","updated_at":"2025-03-28T02:19:53.053Z","avatar_url":"https://github.com/scijava.png","language":"Java","readme":"[![Build Status](https://github.com/scijava/scijava-listeners/actions/workflows/build.yml/badge.svg)](https://github.com/scijava/scijava-listeners/actions/workflows/build.yml)\n\n# scijava-listeners\n\nHelper class for maintaining lists of listeners.\n\nUsage example:\n```java\npublic interface MyListener\n{\n    void somethingChanged();\n}\n\npublic class Listenable\n{\n    // Create a variant of Listeners.List\n    private final Listeners.List\u003c MyListener \u003e listeners = new Listeners.SynchronizedList\u003c\u003e();\n\n    // Use Listeners.List.list to call registered listeners\n    private void notifyListeners() {\n        listeners.list.forEach( MyListener::somethingChanged );\n    }\n\n    // expose only Listeners (not Listeners.List) to allow un/registering listeners\n    public Listeners\u003c MyListener \u003e myListeners() {\n        return listeners;\n    }\n}\n\npublic class Listening\n{\n    public Listening( Listenable l ) {\n        l.myListeners().add( this::notifyMe );\n    }\n\n    void notifyMe() {\n        System.out.println( \"something changed!\");\n    }\n}\n```\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fscijava%2Fscijava-listeners","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fscijava%2Fscijava-listeners","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fscijava%2Fscijava-listeners/lists"}