53 lines
1.8 KiB
Java
53 lines
1.8 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source 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 java.util.List;
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/**
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* Holds cached information of VCard contact info.
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* The temporarily persisted avatar icon Uri is tied to the VCardResource. As a result, whenever
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* the VCardResource is no longer used (i.e. close() is called), we need to asynchronously
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* delete the avatar image from temp storage since no one will have reference to the avatar Uri
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* again. The next time the same VCard is displayed, since the old resource has been evicted from
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* the memory cache, we'll load and persist the avatar icon again.
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*/
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public class VCardResource extends RefCountedMediaResource {
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private final List<VCardResourceEntry> mVCards;
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public VCardResource(final String key, final List<VCardResourceEntry> vcards) {
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super(key);
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mVCards = vcards;
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}
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public List<VCardResourceEntry> getVCards() {
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return mVCards;
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}
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@Override
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public int getMediaSize() {
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// Instead of track VCards by size in kilobytes, we track them by count.
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return 0;
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}
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@Override
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protected void close() {
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for (final VCardResourceEntry vcard : mVCards) {
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vcard.close();
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}
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}
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}
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