author | hgs |
Fri, 17 Sep 2010 16:44:34 +0300 | |
changeset 72 | 1f0034e370aa |
parent 23 | 98ccebc37403 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002 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: This class is an imlementation of DataSource |
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* |
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*/ |
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package com.nokia.microedition.media; |
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import javax.microedition.media.Control; |
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import javax.microedition.media.protocol.DataSource; |
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import javax.microedition.media.protocol.SourceStream; |
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import java.io.IOException; |
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import javax.microedition.io.StreamConnection; |
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import com.nokia.mj.impl.utils.Logger; |
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import javax.microedition.io.Connection; |
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/** |
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* DataSource which has InputStreamSourceStream. |
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*/ |
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public class InputStreamDataSource extends DataSource |
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{ |
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// Connection object. |
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protected StreamConnection iConnection; |
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// DataSource's stream |
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protected InputStreamSourceStream iSourceStream; |
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// string that describes the content-type of the media that the source |
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// is providing. |
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protected String iContentType; |
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/** |
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* Constructor. |
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* @param aSourceStream SourceSteam |
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* @param aType Content type. |
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*/ |
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public InputStreamDataSource(InputStreamSourceStream aSourceStream, |
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String aType) |
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{ |
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super(null); // no locator |
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iSourceStream = aSourceStream; |
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iContentType = aType; |
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} |
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/** |
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* Constructor with Locator and stream |
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* @param aLocator Locator |
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* @param aSourceStream SourceSteam |
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* @param aType Content type. |
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*/ |
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public InputStreamDataSource(String aLocator, |
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InputStreamSourceStream aSourceStream, |
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String aType) |
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{ |
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super(aLocator); |
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iSourceStream = aSourceStream; |
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iContentType = aType; |
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} |
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/** |
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* Constructor with locator |
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* @param aLocator Locator |
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*/ |
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public InputStreamDataSource(String aLocator) |
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{ |
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super(aLocator); |
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} |
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/** |
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* from DataSource |
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* @return Content Type |
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* @see DataSource |
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*/ |
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public String getContentType() |
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{ |
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return iContentType; |
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} |
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/** |
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* from DataSource |
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* Connect to the stream |
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* @throws IOException |
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* @see DataSource |
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*/ |
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public void connect() throws IOException |
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{ |
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} |
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/** |
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* from DataSource |
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* Disconnect from the stream |
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*/ |
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public void disconnect() |
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{ |
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} |
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/** |
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* from DataSource |
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* Put DataSource to STARTED state |
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* @throws IOException Throw if DataSource is in wrong state |
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* @see DataSource |
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*/ |
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public void start() throws IOException |
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{ |
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} |
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/** |
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* from DataSource |
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* Stops DataSource |
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* @see DataSource |
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*/ |
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public void stop() |
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{ |
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} |
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/** |
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* from DataSource |
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* return sourceStreams of the DataSource |
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* |
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* @exception IllegalStateException Thrown if the source is not connected. |
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* @return set of source streams |
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* @see DataSource |
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*/ |
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public SourceStream[] getStreams() |
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{ |
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SourceStream[] streams = new SourceStream[ 1 ]; |
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streams[ 0 ] = iSourceStream; |
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return streams; |
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} |
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/** |
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* from interface Controllable |
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* Method return controls of the DataSource |
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* @return Control |
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* @see Controllable |
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* @see DataSource |
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*/ |
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public Control[] getControls() |
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{ |
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return new Control[ 0 ]; |
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} |
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/** |
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* from interface Controllable |
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* Return a control by the Control Type, not supported |
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* @param aControlType type of the control |
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* @return Control |
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*/ |
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public Control getControl(String aControlType) |
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{ |
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return iSourceStream.getControl("SeekControl"); |
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} |
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* public method to connection object in derived classes. |
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* @returns aConnection object |
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*/ |
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public Connection getConnection() |
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{ |
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Logger.LOG(Logger.EJavaMMAPI, Logger.EInfo,"InputStreamDataSource getConnection +"); |
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return iConnection; |
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} |
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||
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||
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||
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||
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} |
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// End of File |
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