author | hgs |
Mon, 04 Oct 2010 11:29:25 +0300 | |
changeset 78 | 71ad690e91f5 |
parent 21 | 2a9601315dfc |
permissions | -rw-r--r-- |
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2a9601315dfc
Revision: v2.1.22
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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Revision: v2.1.22
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* This component and the accompanying materials are made available |
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Revision: v2.1.22
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* under the terms of "Eclipse Public License v1.0" |
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Revision: v2.1.22
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* which accompanies this distribution, and is available |
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Revision: v2.1.22
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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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Revision: v2.1.22
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* Nokia Corporation - initial contribution. |
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Revision: v2.1.22
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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Revision: v2.1.22
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package com.nokia.mj.impl.fileutils; |
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|
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import java.io.IOException; |
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import java.io.OutputStream; |
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|
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Revision: v2.1.22
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class FileOutputStream extends OutputStream |
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Revision: v2.1.22
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{ |
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Revision: v2.1.22
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private FileStreamHandler iDataSink; |
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private final Object iCloseLock; |
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private boolean iIsClosed; |
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private byte[] iSingleByte; |
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|
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private FileOutputStream() |
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{ |
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iCloseLock = null; |
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} |
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|
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public FileOutputStream(FileStreamHandler aDataSink) |
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{ |
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iDataSink = aDataSink; |
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iCloseLock = new Object(); |
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iIsClosed = false; |
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iSingleByte = new byte[1]; |
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} |
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|
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public void write(int aByte) throws IOException |
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{ |
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iSingleByte[0] = (byte)(aByte & 0xFF); |
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write(iSingleByte, 0, 1); |
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} |
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|
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public synchronized void write(byte[] aBytes, int aOffset, int aLength) |
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throws IOException |
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{ |
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synchronized (iCloseLock) |
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{ |
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if (iIsClosed) |
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{ |
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throw new IOException("OutputStream closed"); |
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} |
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FileStreamHandler.checkIOParams(aBytes, aOffset, aLength); |
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|
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// Data given by user is immediately sent to be written. |
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iDataSink.writeBytes(aBytes, aOffset, aLength); |
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} |
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} |
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|
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public synchronized void flush() throws IOException |
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{ |
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if (iDataSink != null) |
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iDataSink.flush(); |
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} |
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} |
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|
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public void close() throws IOException |
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{ |
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// Closing OutputStream without flushing is against spec. |
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// See javadoc of DataOutputStream. |
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flush(); |
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synchronized (iCloseLock) |
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{ |
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if (!iIsClosed) |
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{ |
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iIsClosed = true; |
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iDataSink.stopWrite(); |
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iDataSink = null; |
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} |
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} |
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} |
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|
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boolean isClosed() |
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{ |
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synchronized (iCloseLock) |
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{ |
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return iIsClosed; |
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} |
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} |
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} |