1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 package com.nokia.carbide.internal.discovery.ui.wizard;

    18 

    19 import java.io.IOException;

    20 import java.io.InputStream;

    21 import java.io.OutputStream;

    22 import java.net.URI;

    23 import java.text.MessageFormat;

    24 import java.util.Collection;

    25 

    26 import com.nokia.cpp.internal.api.utils.core.Pair;

    27 

    28 /**

    29  * Serializes feature infos and repository URIs into output stream as XML

    30  * Example serialized single test connection:

    31  * 

    32  * <blockquote><pre>

    33  *<featuresConfiguration version="1">

    34  *	<autoImportOriginalVersions value="false"/>

    35  *	<repository uri="http://cdn.symbian.org/carbide/updates/3.0/discovery"/>

    36  *	<feature id="com.nokia.example.feature.group" version="1.0.0"/>

    37  *</featuresConfiguration>

    38  * </pre></blockquote>

    39  */

    40 class Streamer {

    41 

    42 	private static final String CURRENT_VERSION = "1"; //$NON-NLS-1$

    43 	

    44 	private static final String XML_HEADER = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n\n"; //$NON-NLS-1$

    45 	private static final String FEATURES_CONFIG_START = "<featuresConfiguration version=\"" + CURRENT_VERSION + "\">\n"; //$NON-NLS-1$ //$NON-NLS-2$

    46 	private static final String FEATURES_CONFIG_END = "</featuresConfiguration>\n"; //$NON-NLS-1$

    47 	private static final String AUTO_IMPORT_ORIGINAL_VERSION_FMT = "\t<autoImportOriginalVersions value=\"{0}\"/>\n"; //$NON-NLS-1$

    48 	private static final String REPOSITORY_FMT = "\t<repository uri=\"{0}\"/>\n"; //$NON-NLS-1$

    49 	private static final String FEATURE_FMT = "\t<feature id=\"{0}\" version=\"{1}\"/>\n"; //$NON-NLS-1$

    50 

    51 	public static void writeToXML(OutputStream os, Collection<URI> repositories, Collection<FeatureInfo> featureInfos) throws IOException {

    52 		os.write(XML_HEADER.getBytes());

    53 		os.write(FEATURES_CONFIG_START.getBytes());

    54 		

    55 		// write auto-import original versions

    56 		String originalVersionElement = MessageFormat.format(AUTO_IMPORT_ORIGINAL_VERSION_FMT, false);

    57 		os.write(originalVersionElement.getBytes());

    58 

    59 		// write the repositories

    60 		for (URI uri : repositories) {

    61 			String repositoryElement = MessageFormat.format(REPOSITORY_FMT, uri);

    62 			os.write(repositoryElement.getBytes());

    63 		}

    64 		

    65 		// write the featureInfos

    66 		for (FeatureInfo info : featureInfos) {

    67 			String featureElement = MessageFormat.format(FEATURE_FMT, info.getId(), info.getVersion());

    68 			os.write(featureElement.getBytes());

    69 		}

    70 		

    71 		os.write(FEATURES_CONFIG_END.getBytes());

    72 		os.close();

    73 	}

    74 	

    75 	public static Pair<Collection<URI>, Collection<FeatureInfo>> readFromXML(InputStream is) {

    76 		

    77 		return null; // TODO

    78 	}

    79 }