127 lines
3.6 KiB
Java
127 lines
3.6 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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* Copyright (C) 2024 The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.messaging.datamodel.media;
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import android.accounts.Account;
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import com.android.vcard.VCardConfig;
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import com.android.vcard.VCardInterpreter;
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import com.android.vcard.VCardProperty;
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import java.util.ArrayList;
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import java.util.List;
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public class CustomVCardEntryConstructor implements VCardInterpreter {
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public interface EntryHandler {
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/**
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* The method called when one vCard entry is created. Children come before their parent in
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* nested vCard files.
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*
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* e.g.
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* In the following vCard, the entry for "entry2" comes before one for "entry1".
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* <code>
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* BEGIN:VCARD
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* N:entry1
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* BEGIN:VCARD
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* N:entry2
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* END:VCARD
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* END:VCARD
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* </code>
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*/
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void onEntryCreated(final CustomVCardEntry entry);
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/**
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* Called when the parsing ended.
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* Able to be use this method for showing performance log, etc.
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*/
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void onEnd();
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}
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/**
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* Represents current stack of VCardEntry. Used to support nested vCard (vCard 2.1).
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*/
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private final List<CustomVCardEntry> mEntryStack = new ArrayList<>();
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private CustomVCardEntry mCurrentEntry;
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private final int mVCardType;
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private final Account mAccount;
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private final List<EntryHandler> mEntryHandlers = new ArrayList<>();
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public CustomVCardEntryConstructor() {
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this(VCardConfig.VCARD_TYPE_V21_GENERIC, null);
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}
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public CustomVCardEntryConstructor(final int vcardType) {
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this(vcardType, null);
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}
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public CustomVCardEntryConstructor(final int vcardType, final Account account) {
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mVCardType = vcardType;
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mAccount = account;
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}
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public void addEntryHandler(EntryHandler entryHandler) {
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mEntryHandlers.add(entryHandler);
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}
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@Override
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public void onVCardStarted() {
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}
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@Override
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public void onVCardEnded() {
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for (EntryHandler entryHandler : mEntryHandlers) {
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entryHandler.onEnd();
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}
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}
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public void clear() {
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mCurrentEntry = null;
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mEntryStack.clear();
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}
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@Override
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public void onEntryStarted() {
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mCurrentEntry = new CustomVCardEntry(mVCardType, mAccount);
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mEntryStack.add(mCurrentEntry);
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}
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@Override
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public void onEntryEnded() {
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mCurrentEntry.consolidateFields();
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for (EntryHandler entryHandler : mEntryHandlers) {
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entryHandler.onEntryCreated(mCurrentEntry);
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}
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final int size = mEntryStack.size();
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if (size > 1) {
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CustomVCardEntry parent = mEntryStack.get(size - 2);
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parent.addChild(mCurrentEntry);
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mCurrentEntry = parent;
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} else {
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mCurrentEntry = null;
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}
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mEntryStack.remove(size - 1);
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}
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@Override
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public void onPropertyCreated(VCardProperty property) {
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mCurrentEntry.addProperty(property);
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}
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}
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