{"id":14471,"date":"2022-10-07T23:41:33","date_gmt":"2022-10-07T18:11:33","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/"},"modified":"2022-10-07T23:41:33","modified_gmt":"2022-10-07T18:11:33","slug":"solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/","title":{"rendered":"[Solved] Download data from internet in background and concurrently share them among all activities. How?"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-34585781\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"34585781\" data-parentid=\"34534014\" data-score=\"-1\" data-position-on-page=\"3\" data-highest-scored=\"0\" data-question-has-accepted-highest-score=\"0\" itemprop=\"suggestedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>Using the structure recommended by Nick Cardoso but with many changes to meet my case, i managed to solve the problem. here it is:<\/p>\n<pre><code>class A extends Service {\nArrayList arrayList = new ArrayList();\nMyApplication app;\nvoid foo(){\n   new Thread (new Runnable (){        \n    @Override\n    public void run() {\n       app = (MyApplication)getApplication();\n       While(true){\n       \/\/get elements from network and put them in arrayList\n       app.synchronisedAddCollection(arrayList);            \n       LocalBroadcastManager.getInstance(this).sendBroadcast(mediaIntent);\n    }\n    }  \n  }).start();                        \n }\n}\n<\/code><\/pre>\n<p>And here is my Application class: <\/p>\n<pre><code>public class MyApplication extends Application {\nList&lt;HashMap&lt;String, String&gt;&gt; myArrayList = new ArrayList&lt;HashMap&lt;String, String&gt;&gt;();\n\n@Override\npublic void onCreate() {\n    super.onCreate();        \n}\n\npublic void synchronisedAddCollection(ArrayList&lt;HashMap&lt;String, String&gt;&gt; arrayList) {\n    myArrayList.addAll(arrayList); \n}\n\npublic ArrayList&lt;HashMap&lt;String, String&gt;&gt; getArrayList(){\n    return (ArrayList&lt;HashMap&lt;String, String&gt;&gt;) myArrayList;\n}\n} \n<\/code><\/pre>\n<p>Here is the activity which needs to access the shared arraylist<\/p>\n<pre><code> class B extends Activity {\n  MyApplication app;\n @Override\n public void onCreate(Bundle savedInstanceState) {\n    super.onCreate(savedInstanceState);\n    setContentView(R.layout.main);\n    startService(new Intent(getApplicationContext(), MyService.class); \n    LocalBroadcastManager.getInstance(this).registerReceiver(lbr,\n              new IntentFilter(\"mediaIntent\"));\n }\n private BroadcastReceiver lbr = new BroadcastReceiver() {\n      @Override\n      public void onReceive(Context context, Intent intent) {\n          app = (MyApplication)getApplication();\n          \/\/now i have access to the app arrayList\n          System.out.println(app.myArrayList.size());     \n      }\n }\n };\n}\n<\/code><\/pre>\n<p>Do not forget to register MyApplication and MyService in manifest. <\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Download data from internet in background and concurrently share them among all activities. How? <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Using the structure recommended by Nick Cardoso but with many changes to meet my case, i managed to solve the problem. here it is: class A extends Service { ArrayList arrayList = new ArrayList(); MyApplication app; void foo(){ new Thread (new Runnable (){ @Override public void run() { app = (MyApplication)getApplication(); While(true){ \/\/get elements &#8230; <a title=\"[Solved] Download data from internet in background and concurrently share them among all activities. How?\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/\" aria-label=\"More on [Solved] Download data from internet in background and concurrently share them among all activities. How?\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[452,3792],"class_list":["post-14471","post","type-post","status-publish","format-standard","hentry","category-solved","tag-android","tag-service"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Using the structure recommended by Nick Cardoso but with many changes to meet my case, i managed to solve the problem. here it is: class A extends Service { ArrayList arrayList = new ArrayList(); MyApplication app; void foo(){ new Thread (new Runnable (){ @Override public void run() { app = (MyApplication)getApplication(); While(true){ \/\/get elements ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/\" \/>\n<meta property=\"og:site_name\" content=\"JassWeb\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-07T18:11:33+00:00\" \/>\n<meta name=\"author\" content=\"Kirat\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kirat\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/\"},\"author\":{\"name\":\"Kirat\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#\\\/schema\\\/person\\\/65c9c7b7958150c0dc8371fa35dd7c31\"},\"headline\":\"[Solved] Download data from internet in background and concurrently share them among all activities. How?\",\"datePublished\":\"2022-10-07T18:11:33+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/\"},\"wordCount\":83,\"publisher\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#organization\"},\"keywords\":[\"android\",\"service\"],\"articleSection\":[\"Solved\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/\",\"url\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/\",\"name\":\"[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#website\"},\"datePublished\":\"2022-10-07T18:11:33+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"[Solved] Download data from internet in background and concurrently share them among all activities. How?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#website\",\"url\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/\",\"name\":\"JassWeb\",\"description\":\"Build High-quality Websites\",\"publisher\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#organization\",\"name\":\"Jass Web\",\"url\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/jassweb.com\\\/wp-content\\\/uploads\\\/2021\\\/02\\\/jass-website-logo-1.png\",\"contentUrl\":\"https:\\\/\\\/jassweb.com\\\/wp-content\\\/uploads\\\/2021\\\/02\\\/jass-website-logo-1.png\",\"width\":693,\"height\":132,\"caption\":\"Jass Web\"},\"image\":{\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/#\\\/schema\\\/person\\\/65c9c7b7958150c0dc8371fa35dd7c31\",\"name\":\"Kirat\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/wp-content\\\/litespeed\\\/avatar\\\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400\",\"url\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/wp-content\\\/litespeed\\\/avatar\\\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400\",\"contentUrl\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/wp-content\\\/litespeed\\\/avatar\\\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400\",\"caption\":\"Kirat\"},\"sameAs\":[\"http:\\\/\\\/jassweb.com\"],\"url\":\"https:\\\/\\\/jassweb.com\\\/solved\\\/author\\\/jaspritsinghghumangmail-com\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/","og_locale":"en_US","og_type":"article","og_title":"[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb","og_description":"[ad_1] Using the structure recommended by Nick Cardoso but with many changes to meet my case, i managed to solve the problem. here it is: class A extends Service { ArrayList arrayList = new ArrayList(); MyApplication app; void foo(){ new Thread (new Runnable (){ @Override public void run() { app = (MyApplication)getApplication(); While(true){ \/\/get elements ... Read more","og_url":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/","og_site_name":"JassWeb","article_published_time":"2022-10-07T18:11:33+00:00","author":"Kirat","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Kirat","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/#article","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/"},"author":{"name":"Kirat","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31"},"headline":"[Solved] Download data from internet in background and concurrently share them among all activities. How?","datePublished":"2022-10-07T18:11:33+00:00","mainEntityOfPage":{"@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/"},"wordCount":83,"publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"keywords":["android","service"],"articleSection":["Solved"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/","url":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/","name":"[Solved] Download data from internet in background and concurrently share them among all activities. How? - JassWeb","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/#website"},"datePublished":"2022-10-07T18:11:33+00:00","breadcrumb":{"@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/jassweb.com\/solved\/solved-download-data-from-internet-in-background-and-concurrently-share-them-among-all-activities-how\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/jassweb.com\/solved\/"},{"@type":"ListItem","position":2,"name":"[Solved] Download data from internet in background and concurrently share them among all activities. How?"}]},{"@type":"WebSite","@id":"https:\/\/jassweb.com\/solved\/#website","url":"https:\/\/jassweb.com\/solved\/","name":"JassWeb","description":"Build High-quality Websites","publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/jassweb.com\/solved\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/jassweb.com\/solved\/#organization","name":"Jass Web","url":"https:\/\/jassweb.com\/solved\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/","url":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","contentUrl":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","width":693,"height":132,"caption":"Jass Web"},"image":{"@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31","name":"Kirat","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400","url":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400","contentUrl":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1777008400","caption":"Kirat"},"sameAs":["http:\/\/jassweb.com"],"url":"https:\/\/jassweb.com\/solved\/author\/jaspritsinghghumangmail-com\/"}]}},"_links":{"self":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/14471","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/comments?post=14471"}],"version-history":[{"count":0,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/14471\/revisions"}],"wp:attachment":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/media?parent=14471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/categories?post=14471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/tags?post=14471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}