128 lines
4.9 KiB
Java
128 lines
4.9 KiB
Java
/*
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* Copyright (C) 2017 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.dialer.calllog.database;
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import android.content.ContentProviderOperation;
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import android.content.ContentUris;
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.OperationApplicationException;
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import android.os.RemoteException;
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import android.support.annotation.WorkerThread;
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import android.text.TextUtils;
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import com.android.dialer.calllog.database.contract.AnnotatedCallLogContract;
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import com.android.dialer.calllog.database.contract.AnnotatedCallLogContract.AnnotatedCallLog;
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import com.android.dialer.calllog.datasources.CallLogMutations;
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import com.android.dialer.common.Assert;
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import com.android.dialer.common.LogUtil;
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import com.android.dialer.common.concurrent.Annotations.BackgroundExecutor;
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import com.google.common.collect.Iterables;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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import com.google.common.util.concurrent.ListeningExecutorService;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Map.Entry;
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import javax.inject.Inject;
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/** Applies {@link CallLogMutations} to the annotated call log. */
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public class MutationApplier {
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private final ListeningExecutorService backgroundExecutorService;
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@Inject
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public MutationApplier(@BackgroundExecutor ListeningExecutorService backgroundExecutorService) {
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this.backgroundExecutorService = backgroundExecutorService;
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}
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/** Applies the provided {@link CallLogMutations} to the annotated call log. */
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public ListenableFuture<Void> applyToDatabase(CallLogMutations mutations, Context appContext) {
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if (mutations.isEmpty()) {
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return Futures.immediateFuture(null);
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}
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return backgroundExecutorService.submit(
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() -> {
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applyToDatabaseInternal(mutations, appContext);
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return null;
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});
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}
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@WorkerThread
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private void applyToDatabaseInternal(CallLogMutations mutations, Context appContext)
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throws RemoteException, OperationApplicationException {
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Assert.isWorkerThread();
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ArrayList<ContentProviderOperation> operations = new ArrayList<>();
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if (!mutations.getInserts().isEmpty()) {
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LogUtil.i(
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"MutationApplier.applyToDatabase", "inserting %d rows", mutations.getInserts().size());
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for (Entry<Long, ContentValues> entry : mutations.getInserts().entrySet()) {
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long id = entry.getKey();
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ContentValues contentValues = entry.getValue();
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operations.add(
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ContentProviderOperation.newInsert(
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ContentUris.withAppendedId(AnnotatedCallLog.CONTENT_URI, id))
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.withValues(contentValues)
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.build());
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}
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}
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if (!mutations.getUpdates().isEmpty()) {
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LogUtil.i(
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"MutationApplier.applyToDatabase", "updating %d rows", mutations.getUpdates().size());
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for (Entry<Long, ContentValues> entry : mutations.getUpdates().entrySet()) {
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long id = entry.getKey();
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ContentValues contentValues = entry.getValue();
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operations.add(
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ContentProviderOperation.newUpdate(
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ContentUris.withAppendedId(AnnotatedCallLog.CONTENT_URI, id))
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.withValues(contentValues)
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.build());
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}
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}
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if (!mutations.getDeletes().isEmpty()) {
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LogUtil.i(
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"MutationApplier.applyToDatabase", "deleting %d rows", mutations.getDeletes().size());
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// Batch the deletes into chunks of 999, the maximum size for SQLite selection args.
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Iterable<List<Long>> batches = Iterables.partition(mutations.getDeletes(), 999);
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for (List<Long> idsInBatch : batches) {
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String[] questionMarks = new String[idsInBatch.size()];
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Arrays.fill(questionMarks, "?");
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String whereClause =
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(AnnotatedCallLog._ID + " in (") + TextUtils.join(",", questionMarks) + ")";
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String[] whereArgs = new String[idsInBatch.size()];
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int i = 0;
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for (long id : idsInBatch) {
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whereArgs[i++] = String.valueOf(id);
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}
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operations.add(
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ContentProviderOperation.newDelete(AnnotatedCallLog.CONTENT_URI)
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.withSelection(whereClause, whereArgs)
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.build());
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}
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}
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appContext.getContentResolver().applyBatch(AnnotatedCallLogContract.AUTHORITY, operations);
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}
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}
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