Android a adapter of the wording

 Public classNewslistadapterextendsBaseadapter {PrivateContext Mcontext; PrivateLinkedlist<newsmodel>newslist;  PublicNewslistadapter (Context Mcontext, linkedlist<newsmodel>newslist) {         This. Mcontext =Mcontext;  This. newslist = Newslist = =NULL?NewLinkedlist<newsmodel> ():NewLinkedlist<>(newslist); } @Override Public intGetCount () {returnNewslist! =NULL? Newslist.size (): 0; } @Override PublicObject GetItem (intposition) {        returnPosition >= newslist.size ()?NULL: Newslist.get (position); } @Override Public LongGetitemid (intposition) {        returnposition; } @Override PublicView GetView (intposition, View Convertview, ViewGroup parent) {        if(Convertview = =NULL) {Convertview= Layoutinflater.from (Mcontext). Inflate (R.layout.newslist_item, parent,false); } TextView Newstitleview=(TextView) Convertview.findviewbyid (R.id.titleview); TextView Newsauthorview=(TextView) Convertview.findviewbyid (R.id.authorview); TextView Newsdateview=(TextView) Convertview.findviewbyid (R.id.dateview); FinalNewsmodel Mnewsmodel =Newslist.get (position);        Newstitleview.settext (Mnewsmodel.gettitle ()); Newsauthorview.settext ("Publisher:" +Mnewsmodel.getauthor ()); Newsdateview.settext ("Release Date:" +NewSimpleDateFormat ("yyyy. Mm.dd HH:mm:ss "). Format (Mnewsmodel.getdate ())); returnConvertview; }     Public voidUpdateData (linkedlist<newsmodel>dataList) {         This. newslist =dataList;  This. notifydatasetchanged (); }}

 PackageAndroid.widget;ImportAndroid.database.DataSetObserver;ImportAndroid.view.View;ImportAndroid.view.ViewGroup;ImportAndroid.widget.ListAdapter;ImportAndroid.widget.SpinnerAdapter; Public Abstract classBaseadapterImplementsListAdapter, Spinneradapter { PublicBaseadapter () {Throw NewRuntimeException ("stub!"); }     Public BooleanHasstableids () {Throw NewRuntimeException ("stub!"); }     Public voidRegisterdatasetobserver (Datasetobserver observer) {Throw NewRuntimeException ("stub!"); }     Public voidUnregisterdatasetobserver (Datasetobserver observer) {Throw NewRuntimeException ("stub!"); }     Public voidnotifydatasetchanged () {Throw NewRuntimeException ("stub!"); }     Public voidnotifydatasetinvalidated () {Throw NewRuntimeException ("stub!"); }     Public Booleanareallitemsenabled () {Throw NewRuntimeException ("stub!"); }     Public BooleanIsEnabled (intposition) {        Throw NewRuntimeException ("stub!"); }     PublicView Getdropdownview (intposition, View Convertview, ViewGroup parent) {        Throw NewRuntimeException ("stub!"); }     Public intGetitemviewtype (intposition) {        Throw NewRuntimeException ("stub!"); }     Public intGetviewtypecount () {Throw NewRuntimeException ("stub!"); }     Public BooleanIsEmpty () {Throw NewRuntimeException ("stub!"); }}

 Package Android.widget; Import Android.widget.Adapter;  Public Interface extends Adapter {    boolean  areallitemsenabled ();     boolean isenabled (int  var1);}

 PackageAndroid.widget;ImportAndroid.database.DataSetObserver;ImportAndroid.view.View;ImportAndroid.view.ViewGroup; Public InterfaceAdapter {intIgnore_item_view_type =-1; intNo_selection =-2147483648; voidregisterdatasetobserver (Datasetobserver var1); voidunregisterdatasetobserver (Datasetobserver var1); intGetCount (); Object GetItem (intvar1); LongGetitemid (intvar1); BooleanHasstableids (); View GetView (intvar1, View var2, ViewGroup var3); intGetitemviewtype (intvar1); intGetviewtypecount (); BooleanisEmpty ();}

 Package Android.widget; Import Android.view.View; Import Android.view.ViewGroup; Import Android.widget.Adapter;  Public Interface extends Adapter {    view getdropdownview (int  var1, view var2, ViewGroup var3);}

How to adapter a single Android