author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 18 Jan 2010 21:36:16 +0200 | |
changeset 1 | cf26b8579a84 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: File operation for storing an ODT file to the file system |
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* |
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*/ |
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package com.nokia.tools.themeinstaller.defrep.operations; |
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import java.io.File; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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/** |
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* Operation for storing data to the file system. |
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*/ |
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public class StoreOperation extends FileOperation |
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{ |
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// CONSTANTS |
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private static final int READ_BUFFER_SIZE = 1024; |
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// Input stream for data input |
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private InputStream iStream; |
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/** |
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* Create a store operation |
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* |
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* @param aDestination Destination file |
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* @param aStream Input stream containing the data |
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*/ |
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public StoreOperation( File aDestination, InputStream aStream ) |
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{ |
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iFile = aDestination; |
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iStream = aStream; |
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} |
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public void run() |
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{ |
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int error = FileOperationEvent.UNKNOWN_ERROR; |
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try |
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{ |
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doStoreOperation(); |
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error = FileOperationEvent.OPERATION_SUCCESSFUL; |
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} |
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catch ( IOException ioe ) |
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{ |
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error = FileOperationEvent.IO_ERROR; |
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} |
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super.finished( iFile, error ); |
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} |
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private void doStoreOperation() |
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throws IOException |
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{ |
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// Overwrite the existing file, if any |
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if( iFile.exists() ) |
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{ |
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iFile.delete(); |
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} |
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// Create the required directory structure for the destination file |
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// (ignore return value) |
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FileOperationUtils.createDirs( iFile ); |
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FileOutputStream output = null; |
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try |
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{ |
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output = new FileOutputStream( iFile ); |
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// Create a buffer for the data transfer |
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byte[] buffer = new byte[ READ_BUFFER_SIZE ]; |
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int i = 0; |
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// Read data to the buffer and write it to the output stream until |
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// the whole stream is processed |
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while( ( i = iStream.read( buffer ) ) != -1 ) |
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{ |
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output.write( buffer, 0, i ); |
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} |
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} |
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finally |
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{ |
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if( output != null ) |
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{ |
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output.close(); |
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} |
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} |
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} |
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} |