Retrofit + RxJava的配合使用

//封装

package com.example.huguomin.retrofitdemo.manager;

import retrofit2.Retrofit;
import retrofit2.adapter.rxjava.RxJavaCallAdapterFactory;
import retrofit2.converter.gson.GsonConverterFactory;

/**
 * Created by huguomin on 2017/3/29.
 */

public class HttpManager {
    public static final String BASE_URL = "http://tepdapi2.diction.diexun.com/";
    private static HttpManager mInstance;
    private Retrofit retrofit;

    private HttpManager() {
        Retrofit.Builder builder = new Retrofit.Builder();
        //注意此处,设置服务器的地址
        //用于Json数据的转换,非必须
        //用于返回Rxjava调用,非必须
        retrofit = builder
                .baseUrl(BASE_URL)//注意此处,设置服务器的地址
                .addConverterFactory(GsonConverterFactory.create())//用于Json数据的转换,非必须
                .addCallAdapterFactory(RxJavaCallAdapterFactory.create())//用于返回Rxjava调用,非必须
                .build();
    }

    public static HttpManager getmInstance() {
        if (mInstance == null) {
            synchronized (HttpManager.class) {
                if (mInstance == null) {
                    mInstance = new HttpManager();
                }
            }
        }

        return mInstance;
    }

    public Retrofit getRetrofit() {
        return retrofit;
    }


    public <T> T createService(Class<T> clazz) {
        return retrofit.create(clazz);
    }
}

//接口地址

public interface HomeService {
    @POST("api/listData")
    Observable<ResponseBean> postApiChannel(@Query("params")Map<String,String> parans);
}

//订阅者

package com.example.huguomin.retrofitdemo.manager;

import android.app.ProgressDialog;
import android.content.Context;
import rx.Subscriber;

public class ProgressSubscriber<T> extends Subscriber<T> {

    private final HttpOnNextListener<T> listener;
    private  Context mContext;
    /*是否弹框*/
    private boolean showPorgress = true;
    /*加载框可自己定义*/
    private ProgressDialog pd;   //加载网络的对话框，可以自己定义
    /*请求数据*/

    public ProgressSubscriber(Context context,HttpOnNextListener<T> listener,boolean isShowProgress){
        this.mContext = context;
        this.listener = listener;
        showPorgress = isShowProgress;
        initProgressDialog(context);
    }

    private void initProgressDialog(Context context) {
        if (pd == null &&context!=null){
            pd = new ProgressDialog(context);
        }
    }

    @Override
    public void onStart() {
        showProgressDialog();//显示对话框
    }

    @Override
    public void onCompleted() {
        dismissProgressDialog();//隐藏对话框
    }

    @Override
    public void onError(Throwable e) {
        dismissProgressDialog();
        if (listener!=null){
            listener.onError(e);
        }
    }

    @Override
    public void onNext(T t) {
        if(listener != null){
            listener.onNext(t);
        }
    }

    /**
     * 是否需要弹框设置
     *
     * @param showPorgress
     */
    public void setShowPorgress(boolean showPorgress) {
        this.showPorgress = showPorgress;
    }
    /**
     * 显示加载框
     */
    private void showProgressDialog() {
        if (!isShowPorgress()) return;
        if (pd == null || mContext == null) return;
        if (!pd.isShowing()) {
            pd.show();
        }
    }


    /**
     * 隐藏
     */
    private void dismissProgressDialog() {
        if (!isShowPorgress()) return;
        if (pd != null && pd.isShowing()) {
            pd.dismiss();
        }
    }

    public boolean isShowPorgress() {
        return showPorgress;
    }

}

//回调接口

package com.example.huguomin.retrofitdemo.manager;

public abstract class HttpOnNextListener<T> {
    /**
     * 成功后回调方法
     * @param t
     */
    public abstract void onNext(T t);

    /**
     * 緩存回調結果
     * @param string
     */
    public void onCacheNext(String string){

    }

    /**
     * 失败或者错误方法
     * 主动调用，更加灵活
     * @param e
     */
    public  void onError(Throwable e){

    }

    /**
     * 取消回調
     */
    public void onCancel(){

    }
}

//服务器返回的bean类型

package com.example.huguomin.retrofitdemo;

import java.util.List;

/**
 * Created by huguomin on 2017/4/5.
 */

public class ResponseBean {

    private String session;
    private int status;
    private String desc;
    private int is_power;
    private int view_type;
    private int picCount;
    private List<ResultBean> result;

    public String getSession() {
        return session;
    }

    public void setSession(String session) {
        this.session = session;
    }

    public int getStatus() {
        return status;
    }

    public void setStatus(int status) {
        this.status = status;
    }

    public String getDesc() {
        return desc;
    }

    public void setDesc(String desc) {
        this.desc = desc;
    }

    public int getIs_power() {
        return is_power;
    }

    public void setIs_power(int is_power) {
        this.is_power = is_power;
    }

    public int getView_type() {
        return view_type;
    }

    public void setView_type(int view_type) {
        this.view_type = view_type;
    }

    public int getPicCount() {
        return picCount;
    }

    public void setPicCount(int picCount) {
        this.picCount = picCount;
    }

    public List<ResultBean> getResult() {
        return result;
    }

    public void setResult(List<ResultBean> result) {
        this.result = result;
    }

    public static class ResultBean {
        private String id;
        private String min_picture;
        private String vip_picture;
        private String app_picture;
        private String vip_backup;
        private int pv_count;
        private int fav_count;
        private AttrBean attr;
        private int fav_type;
        private String description;
        private String publish_time;
        private int pic_width;
        private int pic_height;
        private int pic_quality;
        private int is_collect;
        private String share_url;

        public String getId() {
            return id;
        }

        public void setId(String id) {
            this.id = id;
        }

        public String getMin_picture() {
            return min_picture;
        }

        public void setMin_picture(String min_picture) {
            this.min_picture = min_picture;
        }

        public String getVip_picture() {
            return vip_picture;
        }

        public void setVip_picture(String vip_picture) {
            this.vip_picture = vip_picture;
        }

        public String getApp_picture() {
            return app_picture;
        }

        public void setApp_picture(String app_picture) {
            this.app_picture = app_picture;
        }

        public String getVip_backup() {
            return vip_backup;
        }

        public void setVip_backup(String vip_backup) {
            this.vip_backup = vip_backup;
        }

        public int getPv_count() {
            return pv_count;
        }

        public void setPv_count(int pv_count) {
            this.pv_count = pv_count;
        }

        public int getFav_count() {
            return fav_count;
        }

        public void setFav_count(int fav_count) {
            this.fav_count = fav_count;
        }

        public AttrBean getAttr() {
            return attr;
        }

        public void setAttr(AttrBean attr) {
            this.attr = attr;
        }

        public int getFav_type() {
            return fav_type;
        }

        public void setFav_type(int fav_type) {
            this.fav_type = fav_type;
        }

        public String getDescription() {
            return description;
        }

        public void setDescription(String description) {
            this.description = description;
        }

        public String getPublish_time() {
            return publish_time;
        }

        public void setPublish_time(String publish_time) {
            this.publish_time = publish_time;
        }

        public int getPic_width() {
            return pic_width;
        }

        public void setPic_width(int pic_width) {
            this.pic_width = pic_width;
        }

        public int getPic_height() {
            return pic_height;
        }

        public void setPic_height(int pic_height) {
            this.pic_height = pic_height;
        }

        public int getPic_quality() {
            return pic_quality;
        }

        public void setPic_quality(int pic_quality) {
            this.pic_quality = pic_quality;
        }

        public int getIs_collect() {
            return is_collect;
        }

        public void setIs_collect(int is_collect) {
            this.is_collect = is_collect;
        }

        public String getShare_url() {
            return share_url;
        }

        public void setShare_url(String share_url) {
            this.share_url = share_url;
        }

        public static class AttrBean {
            private String season;

            public String getSeason() {
                return season;
            }

            public void setSeason(String season) {
                this.season = season;
            }
        }
    }
}

//在activity中的调用

private void sendReq() {
    Map<String, String> params = new HashMap<>();
    params.put("channel", 2085 + "");
    params.put("column", 2088 + "");
    // params.put("version", "5.0.0");
    HomeService homeService = HttpManager.getmInstance().getRetrofit().create(HomeService.class);
    // final rx.Observable<ResponseBean> responseBeanObservable = homeService.postApiChannel(params);
    homeService.postApiChannel(params).subscribeOn(Schedulers.io())
            .observeOn(AndroidSchedulers.mainThread())
            .subscribe(new ProgressSubscriber<ResponseBean>(this, new HttpOnNextListener<ResponseBean>() {
                @Override
                public void onNext(ResponseBean responseBean) {
                    showText.setText("获得了 + " + responseBean.getResult().size() + " 个数据");
                }

                @Override
                public void onError(Throwable e) {

                }
            }, true));

}