w1
---------------------------------------------------------httputils------------------------------------------------------
private Httplistner listner;
private int HTTP_SUCCESS = 1000;
private int HTTP_Bai = 1001;
private handler handler = new Handler(){
@Override
public void handlemessage(Message msg) {
super.handleMessage(msg);
if (msg.what==HTTP_SUCCESS){
String data = (String) msg.obj;
listner.success(data);
}else {
listner.bai();
}
}
};
public HttpUtils get(String url){
doHttp(url,0,null);
return this;
}
public HttpUtils post(String url,FormBody.builder bodybuid){
doHttp(url,1,bodybuid);
return this;
}
private void doHttp(String url, int type, FormBody.Builder bodybuid) {
Okhttpclient client = new okhttpClient.Builder().addInterceptor(new lanjie()).build();
request.Builder builder = new Request.Builder();
builder.url(url);
if (type==0){
builder.get();
}else {
Requestbody body = bodybuid.build();
builder.post(body);
}
final Message message = Message.obtain();
Request request = builder.build();
client.newCall(request).enqueue(new Callback() {
@Override
public void onFailure(Call call, IOException e) {
message.what=HTTP_BAI;
handler.sendMessage(message);
}
@Override
public void onresponse(Call call, Response response) throws IOException {
message.obj = response.body().string();
message.what = HTTP_SUCCESS;
handler.sendMessage(message);
}
});
}
public void result(Httplistner listner){
this.listner = listner;
}
public interface Httplistner{
void success(String data);
void bai();
}
public class lanjie implements Interceptor {
@Override
public Response intercept(Chain chain) throws IOException {
Request request = chain.request();
return chain.proceed(request);
}
}
---------------------------------------------------------mvp------------------------------------------------------
---------------------------------------------------------models------------------------------------------------------
interface CallBacko{
void success(String data);
void bai();
}
void getData(CallBacko callBacko);
---------------------------------------------------------model------------------------------------------------------
@Override
public void getData(final CallBacko callBacko) {
new HttpUtils().get(“http://gank.io/api/data/福利/10/1”).result(new HttpUtils.Httplistner() {
@Override
public void success(String data) {
callBacko.success(data);
}
@Override
public void bai() {
callBacko.bai();
}
});
---------------------------------------------------------views------------------------------------------------------
void success(String data);
void bai();
---------------------------------------------------------presenters------------------------------------------------------
void doData();
---------------------------------------------------------presenter------------------------------------------------------
private Model model;
private Views views;
public Presenter(Model model, Views views) {
this.model = model;
this.views = views;
}
@Override
public void doData() {
model.getData(this);
}
@Override
public void success(String data) {
views.success(data);
}
@Override
public void bai() {
views.bai();
}
public void destroy(){
if (model!=null){
model=null;
}
if (views!=null){
views=null;
}
}
-----------------------------------------------------适配器---------------------------------------------------------------
public class NewsAdapter extends RecyclerView.Adapter<NewsAdapter.ViewHolder> {
private ArrayList list = new ArrayList<>();
private context context;
public NewsAdapter(Context context) {
this.context = context;
}
@NonNull
@Override
public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
View view = View.inflate(context, R.layout.item, null);
ViewHolder viewHolderl = new ViewHolder(view);
return viewHolderl;
}
@Override
public void onBindViewHolder(@NonNull ViewHolder viewHolder, int i) {
String type = list.get(i).getType();
String url = list.get(i).getUrl();
viewHolder.text.setText(type);
picasso.with(context).load(url).into(viewHolder.image);
}
@Override
public int getItemCount() {
return list.size();
}
public void setData(ArrayList<One> list){
this.list = list;
notifydatasetChanged();
}
public class ViewHolder extends RecyclerView.ViewHolder {
private final ImageView image;
private final TextView text;
public ViewHolder(@NonNull View itemView) {
super(itemView);
image = itemView.findViewById(R.id.image);
text = itemView.findViewById(R.id.text);
}
}
}
--------------------------------------------mainactivity--------------------------------------------------------------
private XRecyclerView xre;
private Presenter presenter;
private NewsAdapter adapter;
private ArrayList list = new ArrayList<>();
@Override
protected void onCreate(Bundle savedinstanceState) {
super.onCreate(savedInstanceState);
setcontentView(R.layout.activity_main);
xre = findViewById(R.id.xre);
LinearLayoutManager layoutManager = new LinearLayoutManager(this);
layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
xre.setLayoutManager(layoutManager);
adapter = new NewsAdapter(this);
xre.setAdapter(adapter);
xre.setLoadingMoreEnabled(true);
xre.setLoadingListener(new XRecyclerView.LoadingListener() {
@Override
public void onRefresh() {
presenter.doData();
}
@Override
public void onLoadMore() {
presenter.doData();
}
});
presenter=new Presenter(new Model(),this);
presenter.doData();
}
@Override
public void success(String data) {
JsonBean jsonBean = new Gson().fromJson(data, JsonBean.class);
list = jsonBean.getResults();
adapter.setData(list);
xre.loadMoreComplete();
xre.refreshComplete();
}
@Override
public void bai() {
xre.loadMoreComplete();
xre.refreshComplete();
}
@Override
protected void onDestroy() {
super.onDestroy();
presenter.destroy();
}
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