| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.ims.rcs.uce.presence.pidfparser.capabilities; |
| |
| import com.android.ims.rcs.uce.presence.pidfparser.ElementBase; |
| |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| import org.xmlpull.v1.XmlSerializer; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * The "servicecaps" element is the root element of service capabilities. |
| */ |
| public class ServiceCaps extends ElementBase { |
| /** The name of this element */ |
| public static final String ELEMENT_NAME = "servcaps"; |
| |
| // The elements in the "servcaps" element. |
| private final List<ElementBase> mElements = new ArrayList<>(); |
| |
| public ServiceCaps() { |
| } |
| |
| @Override |
| protected String initNamespace() { |
| return CapsConstant.NAMESPACE; |
| } |
| |
| @Override |
| protected String initElementName() { |
| return ELEMENT_NAME; |
| } |
| |
| public void addElement(ElementBase element) { |
| mElements.add(element); |
| } |
| |
| public List<ElementBase> getElements() { |
| return mElements; |
| } |
| |
| @Override |
| public void serialize(XmlSerializer serializer) throws IOException { |
| if (mElements.isEmpty()) { |
| return; |
| } |
| String namespace = getNamespace(); |
| String elementName = getElementName(); |
| serializer.startTag(namespace, elementName); |
| for (ElementBase element : mElements) { |
| element.serialize(serializer); |
| } |
| serializer.endTag(namespace, elementName); |
| |
| } |
| |
| @Override |
| public void parse(XmlPullParser parser) throws IOException, XmlPullParserException { |
| String namespace = parser.getNamespace(); |
| String name = parser.getName(); |
| |
| if (!verifyParsingElement(namespace, name)) { |
| throw new XmlPullParserException("Incorrect element: " + namespace + ", " + name); |
| } |
| |
| // Move to the next event. |
| int eventType = parser.next(); |
| |
| while(!(eventType == XmlPullParser.END_TAG |
| && getNamespace().equals(parser.getNamespace()) |
| && getElementName().equals(parser.getName()))) { |
| |
| if (eventType == XmlPullParser.START_TAG) { |
| String tagName = parser.getName(); |
| |
| if (Audio.ELEMENT_NAME.equals(tagName)) { |
| Audio audio = new Audio(); |
| audio.parse(parser); |
| mElements.add(audio); |
| } else if (Video.ELEMENT_NAME.equals(tagName)) { |
| Video video = new Video(); |
| video.parse(parser); |
| mElements.add(video); |
| } else if (Duplex.ELEMENT_NAME.equals(tagName)) { |
| Duplex duplex = new Duplex(); |
| duplex.parse(parser); |
| mElements.add(duplex); |
| } |
| } |
| |
| eventType = parser.next(); |
| |
| // Leave directly if the event type is the end of the document. |
| if (eventType == XmlPullParser.END_DOCUMENT) { |
| return; |
| } |
| } |
| } |
| } |