java– 如何在Android上建立异步URL连接？

概述我使用以下类连接到我的Web服务.我想让这个异步.我怎样才能做到这一点？package org.stocktwits.helper; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStrea

我使用以下类连接到我的Web服务.我想让这个异步.我怎样才能做到这一点？

package org.stocktwits.helper;import java.io.BufferedReader;import java.io.IOException;import java.io.inputStream;import java.io.inputStreamReader;import org.apache.http.httpentity;import org.apache.http.httpResponse;import org.apache.http.clIEnt.ClIEntProtocolException;import org.apache.http.clIEnt.httpClIEnt;import org.apache.http.clIEnt.methods.httpGet;import org.apache.http.impl.clIEnt.DefaulthttpClIEnt;import org.Json.JsONException;import org.Json.JsONObject;import androID.util.Log;public class RestClIEnt{    private static String convertStreamToString(inputStream is) {        /*         * To convert the inputStream to String we use the BufferedReader.readline()         * method. We iterate until the BufferedReader return null which means         * there's no more data to read. Each line will appended to a StringBuilder         * and returned as String.         */        BufferedReader reader = new BufferedReader(new inputStreamReader(is));        StringBuilder sb = new StringBuilder();        String line = null;        try {            while ((line = reader.readline()) != null) {                sb.append(line + "\n");            }        } catch (IOException e) {            e.printstacktrace();        } finally {            try {                is.close();            } catch (IOException e) {                e.printstacktrace();            }        }        return sb.toString();    }    /* This is a test function which will connects to a given     * rest service and prints it's response to AndroID Log with     * labels "Praeda".     */    public static JsONObject connect(String url)    {        httpClIEnt httpclIEnt = new DefaulthttpClIEnt();        // Prepare a request object        httpGet httpget = new httpGet(url);         // Execute the request        httpResponse response;        try {            response = httpclIEnt.execute(httpget);            // examine the response status            Log.i("Praeda",response.getStatusline().toString());            // Get hold of the response entity            httpentity entity = response.getEntity();            if (entity != null) {                // A Simple JsON Response Read                inputStream instream = entity.getContent();                String result= convertStreamToString(instream);                // A Simple JsONObject Creation                JsONObject Json=new JsONObject(result);                // Closing the input stream will trigger connection release                instream.close();                return Json;            }        } catch (ClIEntProtocolException e) {            // Todo auto-generated catch block            e.printstacktrace();        } catch (IOException e) {            // Todo auto-generated catch block            e.printstacktrace();        } catch (JsONException e) {            // Todo auto-generated catch block            e.printstacktrace();        }        return null;    }}

最佳答案除了Ladlestein评论中的所有可能的解决方案之外,还有一个简单的答案就是将所有这些解压缩到AsyncTask中. 总结

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