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@ -28,9 +28,7 @@ import java.math.BigDecimal; |
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import java.net.HttpURLConnection; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.util.HashSet; |
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import java.util.Properties; |
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import java.util.Set; |
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/** |
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* Created by lyy on 2017/1/18. |
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@ -38,7 +36,7 @@ import java.util.Set; |
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*/ |
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final class SingleThreadTask implements Runnable { |
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private static final String TAG = "SingleThreadTask"; |
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private DownloadUtil.ConfigEntity mConfigEntity; |
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private DownloadUtil.ChildThreadConfigEntity mConfigEntity; |
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private String mConfigFPath; |
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private long mChildCurrentLocation = 0; |
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private int mBufSize; |
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@ -47,14 +45,14 @@ final class SingleThreadTask implements Runnable { |
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private long mSleepTime = 0; |
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SingleThreadTask(DownloadStateConstance constance, IDownloadListener listener, |
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DownloadUtil.ConfigEntity downloadInfo) { |
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DownloadUtil.ChildThreadConfigEntity downloadInfo) { |
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AriaManager manager = AriaManager.getInstance(AriaManager.APP); |
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CONSTANCE = constance; |
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CONSTANCE.CONNECT_TIME_OUT = manager.getDownloadConfig().getConnectTimeOut(); |
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CONSTANCE.READ_TIME_OUT = manager.getDownloadConfig().getIOTimeOut(); |
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mListener = listener; |
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this.mConfigEntity = downloadInfo; |
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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mConfigFPath = downloadInfo.CONFIG_FILE_PATH; |
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} |
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mBufSize = manager.getDownloadConfig().getBuffSize(); |
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@ -76,12 +74,13 @@ final class SingleThreadTask implements Runnable { |
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} |
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@Override public void run() { |
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HttpURLConnection conn; |
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InputStream is; |
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HttpURLConnection conn = null; |
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InputStream is = null; |
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BufferedRandomAccessFile file = null; |
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try { |
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URL url = new URL(mConfigEntity.DOWNLOAD_URL); |
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conn = ConnectionHelp.handleConnection(url); |
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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Log.d(TAG, "任务【" |
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+ mConfigEntity.TEMP_FILE.getName() |
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+ "】线程__" |
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@ -102,8 +101,7 @@ final class SingleThreadTask implements Runnable { |
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conn.setReadTimeout(CONSTANCE.READ_TIME_OUT); //设置读取流的等待时间,必须设置该参数
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is = conn.getInputStream(); |
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//创建可设置位置的文件
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BufferedRandomAccessFile file = |
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new BufferedRandomAccessFile(mConfigEntity.TEMP_FILE, "rwd", mBufSize); |
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file = new BufferedRandomAccessFile(mConfigEntity.TEMP_FILE, "rwd", mBufSize); |
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//设置每条线程写入文件的位置
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file.seek(mConfigEntity.START_LOCATION); |
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byte[] buffer = new byte[mBufSize]; |
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@ -121,10 +119,6 @@ final class SingleThreadTask implements Runnable { |
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file.write(buffer, 0, len); |
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progress(len); |
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} |
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file.close(); |
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//close 为阻塞的，需要使用线程池来处理
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is.close(); |
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conn.disconnect(); |
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if (CONSTANCE.isCancel) { |
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return; |
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} |
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@ -133,7 +127,7 @@ final class SingleThreadTask implements Runnable { |
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return; |
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} |
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//支持断点的处理
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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Log.i(TAG, "任务【" |
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+ mConfigEntity.TEMP_FILE.getName() |
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+ "】线程__" |
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@ -161,6 +155,20 @@ final class SingleThreadTask implements Runnable { |
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failDownload(mChildCurrentLocation, "下载失败【" + mConfigEntity.DOWNLOAD_URL + "】", e); |
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} catch (Exception e) { |
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failDownload(mChildCurrentLocation, "获取流失败", e); |
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} finally { |
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try { |
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if (file != null) { |
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file.close(); |
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} |
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if (is != null) { |
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is.close(); |
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} |
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if (conn != null) { |
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conn.disconnect(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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} |
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@ -170,7 +178,7 @@ final class SingleThreadTask implements Runnable { |
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protected void stop() { |
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synchronized (AriaManager.LOCK) { |
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try { |
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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CONSTANCE.STOP_NUM++; |
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Log.d(TAG, "任务【" |
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+ mConfigEntity.TEMP_FILE.getName() |
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@ -211,7 +219,7 @@ final class SingleThreadTask implements Runnable { |
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*/ |
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protected void cancel() { |
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synchronized (AriaManager.LOCK) { |
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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CONSTANCE.CANCEL_NUM++; |
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Log.d(TAG, "任务【" |
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+ mConfigEntity.TEMP_FILE.getName() |
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@ -250,7 +258,7 @@ final class SingleThreadTask implements Runnable { |
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if (ex != null) { |
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Log.e(TAG, msg + "\n" + CommonUtil.getPrintException(ex)); |
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} |
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if (mConfigEntity.isSupportBreakpoint) { |
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if (mConfigEntity.IS_SUPPORT_BREAK_POINT) { |
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writeConfig(false, currentLocation); |
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if (CONSTANCE.isFail()) { |
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Log.e(TAG, "任务【" + mConfigEntity.TEMP_FILE.getName() + "】下载失败"); |
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AriaLyy
8 years ago