public class MyInfo extends Activity{ private ArrayList<MainInfoBean> m_beanList = new ArrayList<MainInfoBean>(); private AQuery aq; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.myinfo); aq = new AQuery(this); final ArrayList<FileDownload> filedownloadList = new ArrayList<FileDownload>(); Thread myThread = new Thread(new Runnable() { @Override public void run() { FileDownload fd = new FileDownload(); filedownloadList.add(fd); Log.e("H3c","-----1------"+filedownloadList.size()); try { fd.init("http://gdown.baidu.com/data/wisegame/c5205df8a4e6cc3a/renren_5090400.apk", "/mnt/sdcard","h3cTest.apk","123"); } catch (IOException e) { e.printStackTrace(); } } }); Thread myThread2 = new Thread(new Runnable() { @Override public void run() { FileDownload fd = new FileDownload(); filedownloadList.add(fd); Log.e("H3c","-----2------"+filedownloadList.size()); try { fd.init("http://gdown.baidu.com/data/wisegame/c5205df8a4e6cc3a/renren_5090400.apk", "/mnt/sdcard","h3cTest2.apk","1234"); } catch (IOException e) { e.printStackTrace(); } } }); DownloadManager dm = DownloadManager.getInstance(); dm.Init(); dm.addDownloadTask(myThread); dm.addDownloadTask(myThread2); new Thread( new Runnable() { @Override public void run() { while (true){ Log.e("H3c",filedownloadList.size()+"-=-="); for(FileDownload ffd :filedownloadList) { Log.e("H3c",ffd.getProgress()+"="); } try { Thread.sleep(1000); } catch (InterruptedException e) { e.printStackTrace(); } } } } ).start();// initData();// initView(); } public void initData(){ m_beanList.clear(); for (int n = 0;n < 45;n++) { MainInfoBean tmpBean = new MainInfoBean(); tmpBean.setMainTitle("我的第"+n+"幅作品"); tmpBean.setMainAuthor("H3c"); m_beanList.add(tmpBean); } String url = "http://112.65.187.114:8808/eia/ieia?method=getPoint&sessionId=EEF483F9045FF6DBE90B37CEE93C46C4"; aq.ajax(url, JSONObject.class, this, "jsonCallback"); aq.ajax(url, String.class, new AjaxCallback<String>() { @Override public void callback(String url, String html, AjaxStatus status) { Log.e("H3c","web:"+html); } }); } public void jsonCallback(String url, JSONObject json, AjaxStatus status){ if(json != null){ //successful ajax call Log.e("H3c",json.toString()); }else{ //ajax error Log.e("H3c","error:"+status.getCode()); Toast.makeText(aq.getContext(), "Error:" + status.getCode(), Toast.LENGTH_LONG).show(); } } public void initView(){ aq.id(R.id.main_listview).adapter(new MainListAdapter(m_beanList,this)); aq.id(R.id.main_listview).scrolled(new AbsListView.OnScrollListener() { @Override public void onScrollStateChanged(AbsListView view, int i) { // 判断是否滚动到底部 boolean scrollEnd = false; try { if (view.getPositionForView(aq.id(R.id.main_listview).getListView()) == view .getLastVisiblePosition()) scrollEnd = true; } catch (Exception e) { scrollEnd = false; } Log.e("H3c",scrollEnd+"===="+view.getPositionForView(aq.id(R.id.main_listview).getListView())+"----"+ view .getLastVisiblePosition()); } @Override public void onScroll(AbsListView absListView, int i, int i2, int i3) { } }); }}package com.h3c.helenstudio.download;import android.util.Log;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.net.URI;import java.net.URL;import java.net.URLConnection;/** * Created by Administrator on 13-6-11. */public class FileDownload { private String m_fileUri; private int m_fileSize; private float downLoadFilePosition;//文件下载进度 private String m_fileName; private String m_filePath; private String m_TAG; public int getProgress() { if (m_fileSize == 0) { return 0; } return (int)(downLoadFilePosition / m_fileSize * 100); } public boolean start() { return false; } public boolean pause() { return false; } public boolean stop() { return false; } public void setFileDownloadUrl(String uri) { this.m_fileUri = uri; } public void setFileName(String fileName) { this.m_fileName = fileName; } public void init(String url, String filePath, String fileName, String fileTag) throws IOException { if (fileName == null || fileName == "") { this.m_fileName = url.substring(url.lastIndexOf("/") + 1); } else { this.m_fileName = fileName; } this.m_filePath = filePath; this.m_fileUri = url; URL Url = new URL(url); URLConnection conn = Url.openConnection(); conn.connect(); InputStream is = conn.getInputStream(); this.m_fileSize = conn.getContentLength();// 根据响应获取文件大小 if (this.m_fileSize <= 0) { // 获取内容长度为0 throw new RuntimeException("无法获知文件大小 "); } if (is == null) { // 没有下载流// sendMsg(Down_ERROR); throw new RuntimeException("无法获取文件"); } FileOutputStream FOS = new FileOutputStream(this.m_filePath +"/"+ this.m_fileName); // 创建写入文件内存流，通过此流向目标写文件 byte buf[] = new byte[2048]; downLoadFilePosition = 0; Log.e("H3c","start"); int numRead; while ((numRead = is.read(buf)) != -1) { FOS.write(buf, 0, numRead); downLoadFilePosition += numRead;// Log.e("H3c",Thread.currentThread().getId()+"read:"+downLoadFilePosition); } try { is.close(); FOS.close(); } catch (Exception ex) { } Log.e("H3c","success"); } public void setTag(String tag) { this.m_TAG = tag; } public void setFilePath(String filePath) { this.m_filePath = filePath; }}package com.h3c.helenstudio.download;import java.util.concurrent.ExecutorService;import java.util.concurrent.Executors;/** * Created by Administrator on 13-6-11. */public class DownloadManager { ExecutorService pool; private static DownloadManager instance=null; public static DownloadManager getInstance() { if(instance==null) instance=new DownloadManager(); return instance; } public void addDownloadTask(Thread thread) { pool.submit(thread); //加入线程 } public void Init() { pool = Executors.newFixedThreadPool(3);// pool.execute(new Thread(){ // 所有线程结束之后执行// public void run()// {// pool.execute(new Thread(){// public void run()// {//// }// });// }// }); }}
