| /* |
| * 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.pidf; |
| |
| import com.android.ims.rcs.uce.presence.pidfparser.ElementBase; |
| import com.android.ims.rcs.uce.presence.pidfparser.capabilities.ServiceCaps; |
| import com.android.ims.rcs.uce.presence.pidfparser.omapres.ServiceDescription; |
| |
| 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.Collections; |
| import java.util.List; |
| |
| /** |
| * The "tuple" element of the pidf. |
| */ |
| public class Tuple extends ElementBase { |
| /** |
| * The tuple element consists the following elements: |
| * 1: one "status" element |
| * 2: any number of optional extension elements |
| * 3: an optional "contact" element |
| * 4: any number of optional "note" elements |
| * 5: an optional "timestamp" element |
| */ |
| |
| /** The name of this element */ |
| public static final String ELEMENT_NAME = "tuple"; |
| |
| private static final String ATTRIBUTE_NAME_TUPLE_ID = "id"; |
| |
| private static long sTupleId = 0; |
| |
| private static final Object LOCK = new Object(); |
| |
| private String mId; |
| private Status mStatus; |
| private ServiceDescription mServiceDescription; |
| private ServiceCaps mServiceCaps; |
| private Contact mContact; |
| private List<Note> mNoteList = new ArrayList<>(); |
| private Timestamp mTimestamp; |
| |
| public Tuple() { |
| mId = getTupleId(); |
| } |
| |
| @Override |
| protected String initNamespace() { |
| return PidfConstant.NAMESPACE; |
| } |
| |
| @Override |
| protected String initElementName() { |
| return ELEMENT_NAME; |
| } |
| |
| public void setStatus(Status status) { |
| mStatus = status; |
| } |
| |
| public Status getStatus() { |
| return mStatus; |
| } |
| |
| public void setServiceDescription(ServiceDescription servDescription) { |
| mServiceDescription = servDescription; |
| } |
| |
| public ServiceDescription getServiceDescription() { |
| return mServiceDescription; |
| } |
| |
| public void setServiceCaps(ServiceCaps serviceCaps) { |
| mServiceCaps = serviceCaps; |
| } |
| |
| public ServiceCaps getServiceCaps() { |
| return mServiceCaps; |
| } |
| |
| public void setContact(Contact contact) { |
| mContact = contact; |
| } |
| |
| public Contact getContact() { |
| return mContact; |
| } |
| |
| public void addNote(Note note) { |
| mNoteList.add(note); |
| } |
| |
| public List<Note> getNoteList() { |
| return Collections.unmodifiableList(mNoteList); |
| } |
| |
| public void setTimestamp(Timestamp timestamp) { |
| mTimestamp = timestamp; |
| } |
| |
| public Timestamp getTimestamp() { |
| return mTimestamp; |
| } |
| |
| @Override |
| public void serialize(XmlSerializer serializer) throws IOException { |
| String namespace = getNamespace(); |
| String elementName = getElementName(); |
| |
| serializer.startTag(namespace, elementName); |
| // id attribute |
| serializer.attribute(XmlPullParser.NO_NAMESPACE, ATTRIBUTE_NAME_TUPLE_ID, mId); |
| |
| // status element |
| mStatus.serialize(serializer); |
| |
| // Service description |
| if (mServiceDescription != null) { |
| mServiceDescription.serialize(serializer); |
| } |
| |
| // Service capabilities |
| if (mServiceCaps != null) { |
| mServiceCaps.serialize(serializer); |
| } |
| |
| // contact element |
| if (mContact != null) { |
| mContact.serialize(serializer); |
| } |
| |
| // note element |
| for (Note note: mNoteList) { |
| note.serialize(serializer); |
| } |
| |
| // Timestamp |
| if (mTimestamp != null) { |
| mTimestamp.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); |
| } |
| |
| // id attribute |
| mId = parser.getAttributeValue(XmlPullParser.NO_NAMESPACE, ATTRIBUTE_NAME_TUPLE_ID); |
| |
| // 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 (Status.ELEMENT_NAME.equals(tagName)) { |
| Status status = new Status(); |
| status.parse(parser); |
| mStatus = status; |
| } else if (ServiceDescription.ELEMENT_NAME.equals(tagName)) { |
| ServiceDescription serviceDescription = new ServiceDescription(); |
| serviceDescription.parse(parser); |
| mServiceDescription = serviceDescription; |
| } else if (ServiceCaps.ELEMENT_NAME.equals(tagName)) { |
| ServiceCaps serviceCaps = new ServiceCaps(); |
| serviceCaps.parse(parser); |
| mServiceCaps = serviceCaps; |
| } else if (Contact.ELEMENT_NAME.equals(tagName)) { |
| Contact contact = new Contact(); |
| contact.parse(parser); |
| mContact = contact; |
| } else if (Note.ELEMENT_NAME.equals(tagName)) { |
| Note note = new Note(); |
| note.parse(parser); |
| mNoteList.add(note); |
| } else if (Timestamp.ELEMENT_NAME.equals(tagName)) { |
| Timestamp timestamp = new Timestamp(); |
| timestamp.parse(parser); |
| mTimestamp = timestamp; |
| } |
| } |
| |
| eventType = parser.next(); |
| |
| // Leave directly if the event type is the end of the document. |
| if (eventType == XmlPullParser.END_DOCUMENT) { |
| return; |
| } |
| } |
| } |
| |
| private String getTupleId() { |
| synchronized (LOCK) { |
| return "tid" + (sTupleId++); |
| } |
| } |
| } |