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@ -43,23 +43,15 @@ import java.util.concurrent.Executors; |
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public abstract class AbsGroupUtil implements IUtil { |
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private final String TAG = "AbsGroupUtil"; |
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/** |
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* 任务组所有任务总大小 |
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* 任务组所有任务总长度 |
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*/ |
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long mTotalSize = 0; |
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long mTotalLen = 0; |
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long mCurrentLocation = 0; |
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private ExecutorService mExePool; |
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protected IDownloadGroupListener mListener; |
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protected DownloadGroupTaskEntity mTaskEntity; |
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private boolean isRunning = false; |
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private Timer mTimer; |
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/** |
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* 初始化完成的任务书数 |
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*/ |
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int mInitNum = 0; |
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/** |
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* 初始化失败的任务数 |
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*/ |
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int mInitFailNum = 0; |
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/** |
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* 保存所有没有下载完成的任务，key为下载地址 |
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*/ |
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@ -79,18 +71,26 @@ public abstract class AbsGroupUtil implements IUtil { |
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* 该任务组对应的所有任务 |
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*/ |
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private Map<String, DownloadTaskEntity> mTasksMap = new HashMap<>(); |
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/** |
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* 是否需要读取文件长度，{@code true}需要 |
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*/ |
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boolean isNeedLoadFileSize = true; |
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//已经完成的任务数
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private int mCompleteNum = 0; |
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//失败的任务数
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private int mFailNum = 0; |
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//停止的任务数
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private int mStopNum = 0; |
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//实际的下载任务数
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int mActualTaskNum = 0; |
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/** |
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* 是否需要读取文件长度，{@code true}需要 |
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*/ |
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boolean isNeedLoadFileSize = true; |
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//初始化完成的任务数
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int mInitNum = 0; |
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// 初始化失败的任务数
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int mInitFailNum = 0; |
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//任务组大小
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int mGroupSize = 0; |
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AbsGroupUtil(IDownloadGroupListener listener, DownloadGroupTaskEntity taskEntity) { |
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mListener = listener; |
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@ -105,14 +105,13 @@ public abstract class AbsGroupUtil implements IUtil { |
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mTasksMap.put(te.getEntity().getUrl(), te); |
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} |
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} |
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mTotalSize = taskEntity.getEntity().getFileSize(); |
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isNeedLoadFileSize = mTotalSize <= 1; |
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mGroupSize = mTaskEntity.entity.getSubTask().size(); |
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mTotalLen = taskEntity.getEntity().getFileSize(); |
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isNeedLoadFileSize = mTotalLen <= 1; |
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for (DownloadEntity entity : mTaskEntity.entity.getSubTask()) { |
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File file = new File(entity.getDownloadPath()); |
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if (entity.getState() == IEntity.STATE_COMPLETE && file.exists()) { |
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mCompleteNum++; |
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mInitNum++; |
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mStopNum++; |
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mCurrentLocation += entity.getFileSize(); |
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} else { |
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mExeMap.put(entity.getUrl(), createChildDownloadTask(entity)); |
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@ -120,7 +119,7 @@ public abstract class AbsGroupUtil implements IUtil { |
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mActualTaskNum++; |
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} |
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if (isNeedLoadFileSize) { |
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mTotalSize += entity.getFileSize(); |
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mTotalLen += entity.getFileSize(); |
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} |
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} |
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updateFileSize(); |
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@ -128,7 +127,7 @@ public abstract class AbsGroupUtil implements IUtil { |
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void updateFileSize() { |
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if (isNeedLoadFileSize) { |
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mTaskEntity.getEntity().setFileSize(mTotalSize); |
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mTaskEntity.getEntity().setFileSize(mTotalLen); |
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mTaskEntity.getEntity().update(); |
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} |
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} |
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@ -212,7 +211,7 @@ public abstract class AbsGroupUtil implements IUtil { |
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} |
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@Override public long getFileSize() { |
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return mTotalSize; |
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return mTotalLen; |
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} |
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@Override public long getCurrentLocation() { |
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@ -272,7 +271,6 @@ public abstract class AbsGroupUtil implements IUtil { |
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@Override public void stop() { |
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closeTimer(false); |
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mListener.onStop(mCurrentLocation); |
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onStop(); |
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if (!mExePool.isShutdown()) { |
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mExePool.shutdown(); |
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@ -325,7 +323,7 @@ public abstract class AbsGroupUtil implements IUtil { |
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*/ |
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void startRunningFlow() { |
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closeTimer(true); |
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mListener.onPostPre(mTotalSize); |
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mListener.onPostPre(mTotalLen); |
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mListener.onStart(mCurrentLocation); |
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startTimer(); |
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} |
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@ -413,8 +411,8 @@ public abstract class AbsGroupUtil implements IUtil { |
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ChildDownloadListener(DownloadTaskEntity entity) { |
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this.taskEntity = entity; |
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this.entity = taskEntity.getEntity(); |
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lastLen = this.entity.getCurrentProgress(); |
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this.entity.setFailNum(0); |
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lastLen = this.entity.getCurrentProgress(); |
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mLastSaveTime = System.currentTimeMillis(); |
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} |
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@ -458,12 +456,14 @@ public abstract class AbsGroupUtil implements IUtil { |
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saveData(IEntity.STATE_STOP, stopLocation); |
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handleSpeed(0); |
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mListener.onSubStop(entity); |
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synchronized (AbsGroupUtil.class) { |
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mStopNum++; |
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if (mStopNum + mCompleteNum >= mInitNum) { |
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if (mStopNum + mCompleteNum + mInitFailNum + mFailNum >= mGroupSize) { |
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closeTimer(false); |
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mListener.onStop(mCurrentLocation); |
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} |
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} |
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} |
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@Override public void onCancel() { |
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saveData(IEntity.STATE_CANCEL, -1); |
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@ -473,16 +473,19 @@ public abstract class AbsGroupUtil implements IUtil { |
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@Override public void onComplete() { |
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saveData(IEntity.STATE_COMPLETE, entity.getFileSize()); |
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mCompleteNum++; |
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handleSpeed(0); |
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mListener.onSubComplete(entity); |
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synchronized (AbsGroupUtil.class) { |
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mCompleteNum++; |
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//如果子任务完成的数量和总任务数一致，表示任务组任务已经完成
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if (mCompleteNum >= mTaskEntity.getEntity().getSubTask().size()) { |
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if (mCompleteNum >= mGroupSize) { |
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closeTimer(false); |
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mListener.onComplete(); |
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} else if (mCompleteNum + mFailNum >= mActualTaskNum) { |
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} else if (mStopNum + mCompleteNum + mInitFailNum + mFailNum >= mGroupSize) { |
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//如果子任务完成数量加上失败的数量和总任务数一致，则任务组停止下载
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closeTimer(false); |
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mListener.onStop(mCurrentLocation); |
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} |
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} |
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} |
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AriaLyy
7 years ago