1 /*

     2  * Copyright (c) 2009 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 

    18 package com.nokia.carbide.cpp.internal.pi.util.config;

    19 

    20 import java.io.IOException;

    21 import java.net.URL;

    22 

    23 import org.eclipse.emf.common.util.EList;

    24 import org.eclipse.emf.common.util.URI;

    25 import org.eclipse.emf.ecore.EObject;

    26 import org.eclipse.emf.ecore.resource.Resource;

    27 

    28 import com.nokia.carbide.cpp.internal.pi.util.config.gen.PIConfig.ButtonEventProfileListType;

    29 import com.nokia.carbide.cpp.internal.pi.util.config.gen.PIConfig.DocumentRoot;

    30 import com.nokia.carbide.cpp.internal.pi.util.config.gen.PIConfig.PIConfigFactory;

    31 import com.nokia.carbide.cpp.internal.pi.util.config.gen.PIConfig.PIConfigPackage;

    32 import com.nokia.carbide.cpp.internal.pi.util.config.gen.PIConfig.util.PIConfigResourceFactoryImpl;

    33 

    34 

    35 public class PIConfigXMLLoader {

    36 	

    37 	static public ButtonEventProfileListType loadPiSettings (URL url) throws IOException {

    38 		if (url == null)

    39 			return null;

    40 

    41 		// blank file could cause IOException, which is unnecessary. Just return blank model

    42 		if (url.openStream().available() == 0) {

    43 			return PIConfigFactory.eINSTANCE.createButtonEventProfileListType();

    44 		}

    45 

    46 		URI xmlURI = URI.createURI(url.toString());

    47 

    48 		PIConfigResourceFactoryImpl resFactory = new PIConfigResourceFactoryImpl();

    49 		Resource r = resFactory.createResource(xmlURI);

    50 

    51 		r.load(null);

    52 		EList<EObject> contents = r.getContents();

    53 	

    54 		DocumentRoot root = (DocumentRoot) contents.get(0);

    55 		ButtonEventProfileListType list = root.getButtonEventProfileList();

    56 		

    57 		return list;

    58 

    59 	}

    60 	

    61 	static public boolean writePiSettings(ButtonEventProfileListType list, URL url) throws IOException {

    62 		if (url == null)

    63 			return false;

    64 		URI xmlURI = URI.createURI(url.toString());

    65 	

    66 		PIConfigResourceFactoryImpl resFactory = new PIConfigResourceFactoryImpl();

    67 		Resource r = resFactory.createResource(xmlURI);

    68 		EList<EObject> contents = r.getContents();

    69 	

    70 		PIConfigFactory factory = PIConfigPackage.eINSTANCE.getPIConfigFactory();

    71 		DocumentRoot root = factory.createDocumentRoot();

    72 		root.setButtonEventProfileList(list);

    73 		contents.add(root);

    74 						

    75 		// write to disk

    76 		r.save(null);

    77 		return true;

    78 

    79 	}

    80 }