android retrofit post

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1.依赖

 compile 'com.squareup.retrofit2:retrofit:2.0.1'    compile 'com.squareup.retrofit2:converter-gson:2.0.1'    compile 'com.squareup.retrofit2:adapter-rxjava:2.0.1'    compile 'io.reactivex:rxandroid:1.1.0'    compile 'com.squareup.okhttp3:logging-interceptor:3.4.1'

2.Api

public class API {    public static final String PAGE_URL = "https://api.tianapi.com/wxnew/";}

3.Apiserver

public interface ApiService {    @POST    Observable<PageBean> postpage(@Url String url, @QueryMap Map<String,String> map);}

4.main函数

public class MainActivity extends AppCompatActivity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        postHome(API.PAGE_URL,"2","10");    }    public void postHome(String url,String page,String num){        Map<String,String> map=new HashMap<>();        map.put("key","8d6e3228d25298f13af4fc40ce6c9679");        map.put("num",num);        map.put("page",page);        Retrofit retrofit = new Retrofit.Builder().baseUrl(url).addConverterFactory(GsonConverterFactory.create()).addCallAdapterFactory(RxJavaCallAdapterFactory.create()).build();        ApiService apiService = retrofit.create(ApiService.class);        Observable<PageBean> postpages = apiService.postpage(url,map);        postpages.subscribeOn(Schedulers.io())                .observeOn(AndroidSchedulers.mainThread()).subscribe(new Observer<PageBean>() {            @Override            public void onCompleted() {            }            @Override            public void onError(Throwable e) {            }            @Override            public void onNext(PageBean pageBean) {                Toast.makeText(MainActivity.this, ""+pageBean.getNewslist().get(1).getTitle().toString(), Toast.LENGTH_SHORT).show();            }        });    }}

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