Completely exiting the current application system in Android

First, the unified management activity of the class Activitymanager copied into the project.

 PackageCom.jsmtr.www.Helper;Importjava.util.LinkedList;Importjava.util.List;Importandroid.app.Activity;Importandroid.app.Application; Public classActivitymanagerextendsApplication {@SuppressWarnings ("Rawtypes")    PrivateList List =NewLinkedList (); Private StaticActivitymanager instance; PrivateActivitymanager () {} Public synchronized StaticActivitymanager getinstance () {if(NULL==instance) {Instance=NewActivitymanager (); }        returninstance; }@SuppressWarnings ("Unchecked")     Public voidaddactivity (activity activity) {List.add (activity); }     Public voidexit () {Try {             for(inti = 0; I < list.size (); i++) {Activity Activity=(Activity) list.get (i); if(Activity! =NULL) Activity.finish (); }        } Catch(Exception e) {e.printstacktrace (); } finally{system.exit (0); }    }     Public voidonlowmemory () {Super. Onlowmemory ();    System.GC (); }}

Second, in each Acitivity OnCreate method inside Add the current acitivity to ancivitylist inside go.

Activitymanager.getinstance (). addactivity (this);

Third, when you want to exit the system, call the Exit method in Activitymanager directly.

Activitymanager.getinstance (). exit ();

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Completely exiting the current application system in Android