Merge pull request #152 from owncloud/oauth_login

[pub/Android/ownCloud.git] / src / eu / alefzero / webdav / ChunkFromFileChannelRequestEntity.java

diff --git a/src/eu/alefzero/webdav/ChunkFromFileChannelRequestEntity.java b/src/eu/alefzero/webdav/ChunkFromFileChannelRequestEntity.java
index b7ab261..3f45396 100644 (file)
--- a/src/eu/alefzero/webdav/ChunkFromFileChannelRequestEntity.java
+++ b/src/eu/alefzero/webdav/ChunkFromFileChannelRequestEntity.java
@@ -1,10 +1,9 @@
 /* ownCloud Android client application
- *   Copyright (C) 2012 Bartek Przybylski
+ *   Copyright (C) 2012-2013 ownCloud Inc.
  *
  *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
+ *   it under the terms of the GNU General Public License version 2,
+ *   as published by the Free Software Foundation.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -18,6 +17,7 @@
 
 package eu.alefzero.webdav;
 
+import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.nio.ByteBuffer;
@@ -29,9 +29,10 @@ import java.util.Set;
 
 import org.apache.commons.httpclient.methods.RequestEntity;
 
-import eu.alefzero.webdav.OnDatatransferProgressListener;
+import com.owncloud.android.Log_OC;
+import com.owncloud.android.network.ProgressiveDataTransferer;
 
-import android.util.Log;
+import eu.alefzero.webdav.OnDatatransferProgressListener;
 
 
 /**
@@ -39,30 +40,34 @@ import android.util.Log;
  * 
  * @author David A. Velasco
  */
-public class ChunkFromFileChannelRequestEntity implements RequestEntity {
+public class ChunkFromFileChannelRequestEntity implements RequestEntity, ProgressiveDataTransferer {
 
     private static final String TAG = ChunkFromFileChannelRequestEntity.class.getSimpleName();
     
     //private final File mFile;
     private final FileChannel mChannel;
     private final String mContentType;
-    private final long mSize;
+    private final long mChunkSize;
+    private final File mFile;
     private long mOffset;
-    Set<OnDatatransferProgressListener> mListeners = new HashSet<OnDatatransferProgressListener>();
+    private long mTransferred;
+    Set<OnDatatransferProgressListener> mDataTransferListeners = new HashSet<OnDatatransferProgressListener>();
     private ByteBuffer mBuffer = ByteBuffer.allocate(4096);
 
-    public ChunkFromFileChannelRequestEntity(final FileChannel channel, final String contentType, long size) {
+    public ChunkFromFileChannelRequestEntity(final FileChannel channel, final String contentType, long chunkSize, final File file) {
         super();
         if (channel == null) {
             throw new IllegalArgumentException("File may not be null");
         }
-        if (size <= 0) {
-            throw new IllegalArgumentException("Size must be greater than zero");
+        if (chunkSize <= 0) {
+            throw new IllegalArgumentException("Chunk size must be greater than zero");
         }
         mChannel = channel;
         mContentType = contentType;
-        mSize = size;
+        mChunkSize = chunkSize;
+        mFile = file;
         mOffset = 0;
+        mTransferred = 0;
     }
     
     public void setOffset(long offset) {
@@ -71,9 +76,9 @@ public class ChunkFromFileChannelRequestEntity implements RequestEntity {
     
     public long getContentLength() {
         try {
-            return Math.min(mSize, mChannel.size() - mChannel.position());
+            return Math.min(mChunkSize, mChannel.size() - mChannel.position());
         } catch (IOException e) {
-            return mSize;
+            return mChunkSize;
         }
     }
 
@@ -85,16 +90,25 @@ public class ChunkFromFileChannelRequestEntity implements RequestEntity {
         return true;
     }
     
-    public void addOnDatatransferProgressListener(OnDatatransferProgressListener listener) {
-        mListeners.add(listener);
+    @Override
+    public void addDatatransferProgressListener(OnDatatransferProgressListener listener) {
+        synchronized (mDataTransferListeners) {
+            mDataTransferListeners.add(listener);
+        }
     }
     
-    public void addOnDatatransferProgressListeners(Collection<OnDatatransferProgressListener> listeners) {
-        mListeners.addAll(listeners);
+    @Override
+    public void addDatatransferProgressListeners(Collection<OnDatatransferProgressListener> listeners) {
+        synchronized (mDataTransferListeners) {
+            mDataTransferListeners.addAll(listeners);
+        }
     }
     
-    public void removeOnDatatransferProgressListener(OnDatatransferProgressListener listener) {
-        mListeners.remove(listener);
+    @Override
+    public void removeDatatransferProgressListener(OnDatatransferProgressListener listener) {
+        synchronized (mDataTransferListeners) {
+            mDataTransferListeners.remove(listener);
+        }
     }
     
     
@@ -104,18 +118,23 @@ public class ChunkFromFileChannelRequestEntity implements RequestEntity {
         
        try {
             mChannel.position(mOffset);
-            while (mChannel.position() < mOffset + mSize && mChannel.position() < mChannel.size()) {
+            long size = mFile.length();
+            if (size == 0) size = -1;
+            while (mChannel.position() < mOffset + mChunkSize && mChannel.position() < mChannel.size()) {
                 readCount = mChannel.read(mBuffer);
                 out.write(mBuffer.array(), 0, readCount);
                 mBuffer.clear();
-                it = mListeners.iterator();
-                while (it.hasNext()) {
-                    it.next().onTransferProgress(readCount);
+                mTransferred += readCount;
+                synchronized (mDataTransferListeners) {
+                    it = mDataTransferListeners.iterator();
+                    while (it.hasNext()) {
+                        it.next().onTransferProgress(readCount, mTransferred, size, mFile.getName());
+                    }
                 }
             }
             
         } catch (IOException io) {
-            Log.e(TAG, io.getMessage());
+            Log_OC.e(TAG, io.getMessage());
             throw new RuntimeException("Ugly solution to workaround the default policy of retries when the server falls while uploading ; temporal fix; really", io);   
             
         }