Android Http请求框架二：xUtils 框架网络请求

1、xUtils 下载地址

    github 下载地址  ： https://github.com/wyouflf/xUtils

 

2、关于网络请求的方法

 

package com.jike.shanglv.NetAndJson;

 

import java.io.File;

 

import com.lidroid.xutils.HttpUtils;

import com.lidroid.xutils.exception.HttpException;

import com.lidroid.xutils.http.RequestParams;

import com.lidroid.xutils.http.ResponseInfo;

import com.lidroid.xutils.http.ResponseStream;

import com.lidroid.xutils.http.callback.RequestCallBack;

import com.lidroid.xutils.http.client.HttpRequest;

import com.lidroid.xutils.util.LogUtils;

 

public class HttpUtil {

 

    String result = "" ;

 

    /**

     * Get请求  异步的

     * @param url  服务器地址

     * @param userkey

     * @param str

     * @param sign 签名

     * @return

     */

    public String xutilsGet( String url , String userkey , String str , String sign  ){

        RequestParams params = new RequestParams();

        params.addQueryStringParameter("userkey", userkey );

        params.addQueryStringParameter("str", str );

        params.addQueryStringParameter("sign", sign );

        HttpUtils http = new HttpUtils();

        http.configCurrentHttpCacheExpiry(1000 * 10); //设置超时时间   10s

        http.send(HttpRequest.HttpMethod.GET,

                url ,

                new RequestCallBack<String>(){

            @Override

            public void onLoading(long total, long current, boolean isUploading) {

 

            }

 

            @Override

            public void onSuccess(ResponseInfo<String> responseInfo) {

                result = responseInfo.result.toString() ;

            }

 

            @Override

            public void onStart() {

            }

 

            @Override

            public void onFailure(HttpException error, String msg) {

            }

        });

 

        return result ;

    }

 

    /**

     * Post请求 异步的

     * @param url

     * @param userkey

     * @param str

     * @param sign

     * @return

     */

    public String xutilsPost( String url , String userkey , String str , String sign ){

        RequestParams params = new RequestParams();

        params.addQueryStringParameter("userkey", userkey );

        params.addQueryStringParameter("str", str );

        params.addQueryStringParameter("sign", sign );

 

        // 只包含字符串参数时默认使用BodyParamsEntity，

        // 类似于UrlEncodedFormEntity（"application/x-www-form-urlencoded"）。

        //params.addBodyParameter("name", "value");

 

        // 加入文件参数后默认使用MultipartEntity（"multipart/form-data"），

        // 如需"multipart/related"，xUtils中提供的MultipartEntity支持设置subType为"related"。

        // 使用params.setBodyEntity(httpEntity)可设置更多类型的HttpEntity（如：

        // MultipartEntity,BodyParamsEntity,FileUploadEntity,InputStreamUploadEntity,StringEntity）。

        // 例如发送json参数：params.setBodyEntity(new StringEntity(jsonStr,charset));

 

        HttpUtils http = new HttpUtils();

        http.configCurrentHttpCacheExpiry(1000 * 10); //设置超时时间   10s 

        http.send(HttpRequest.HttpMethod.POST ,

                url ,

                params,

                new RequestCallBack<String>() {

 

            @Override

            public void onStart() {

            }

 

            @Override

            public void onLoading(long total, long current, boolean isUploading) {

            }

 

            @Override

            public void onSuccess(ResponseInfo<String> responseInfo) {

                result = responseInfo.result.toString() ;

            }

 

            @Override

            public void onFailure(HttpException error, String msg) {

 

            }

        });

 

        return result ;

    }

 

    /**

     * 带上传文件的 Post请求   异步的

     * @param url

     * @param userkey

     * @param str

     * @param sign

     * @param picString  文件的地址

     * @return

     */

    public String xutilsFilePost( String url , String userkey , String str , String sign , String picString ){

        RequestParams params = new RequestParams();

        params.addQueryStringParameter("userkey", userkey );

        params.addQueryStringParameter("str", str );

        params.addQueryStringParameter("sign", sign );

 

        // 只包含字符串参数时默认使用BodyParamsEntity，

        // 类似于UrlEncodedFormEntity（"application/x-www-form-urlencoded"）。

        //params.addBodyParameter("name", "value");

 

        // 加入文件参数后默认使用MultipartEntity（"multipart/form-data"），

        // 如需"multipart/related"，xUtils中提供的MultipartEntity支持设置subType为"related"。

        // 使用params.setBodyEntity(httpEntity)可设置更多类型的HttpEntity（如：

        // MultipartEntity,BodyParamsEntity,FileUploadEntity,InputStreamUploadEntity,StringEntity）。

        // 例如发送json参数：params.setBodyEntity(new StringEntity(jsonStr,charset));

        params.addBodyParameter("picture", new File( picString )) ;

 

        com.lidroid.xutils.HttpUtils http = new com.lidroid.xutils.HttpUtils();

        http.send(HttpRequest.HttpMethod.POST ,

                url ,

                params,

                new RequestCallBack<String>() {

 

            @Override

            public void onStart() {

            }

 

            @Override

            public void onLoading(long total, long current, boolean isUploading) {

            }

 

            @Override

            public void onSuccess(ResponseInfo<String> responseInfo) {

                result = responseInfo.result.toString() ;

            }

 

            @Override

            public void onFailure(HttpException error, String msg) {

            }

        });

 

        return result ;

    }

 

    //-------------------以上的代码 是 异步请求的， 以下的代码是同步请求的-------------------------//<br>

    /**

     * Get同步请求 必须在异步块儿中执行

     * @param url

     * @param userkey

     * @param str

     * @param sign

     * @return

     */

    private String xutilsGetSync(String url , String userkey , String str , String sign ) {

        RequestParams params = new RequestParams();

        params.addQueryStringParameter("userkey", userkey );

        params.addQueryStringParameter("str", str );

        params.addQueryStringParameter("sign", sign );

        HttpUtils http = new HttpUtils() ;

        http.configCurrentHttpCacheExpiry(1000 * 10); //设置超时时间 

        try {

            ResponseStream responseStream = http.sendSync(HttpRequest.HttpMethod.GET,

                    url ,

                    params ) ;

            //int statusCode = responseStream.getStatusCode();

            //Header[] headers = responseStream.getBaseResponse().getAllHeaders();

            return responseStream.readString();

        } catch (Exception e) {

            LogUtils.e(e.getMessage(), e);

        }

        return null;

    }

     

    /**

     * Post同步请求 必须在异步块儿中执行

     * @param url

     * @param userkey

     * @param str

     * @param sign

     * @return

     */

    private String xutilsPostSync(String url , String userkey , String str , String sign ) {

        RequestParams params = new RequestParams();

        params.addQueryStringParameter("userkey", userkey );

        params.addQueryStringParameter("str", str );

        params.addQueryStringParameter("sign", sign );

        HttpUtils http = new HttpUtils() ;

        http.configCurrentHttpCacheExpiry(1000 * 10); //设置超时时间 

        try {

            ResponseStream responseStream = http.sendSync(HttpRequest.HttpMethod.POST ,

                    url ,

                    params ) ;

            //int statusCode = responseStream.getStatusCode();

            //Header[] headers = responseStream.getBaseResponse().getAllHeaders();

            return responseStream.readString();

        } catch (Exception e) {

            LogUtils.e(e.getMessage(), e);

        }

        return null;

    }

}