Remove CallLogBackupAgent.

Moved to CallLogBackup.apk

Change-Id: I1aee3bb1dc4378bff0d346d424692bc60b3fdc40

2 files changed, 8 insertions, 390 deletions

diff --git a/src/com/android/providers/contacts/CallLogBackupAgent.java b/src/com/android/providers/contacts/CallLogBackupAgent.java
deleted file mode 100644
index 6de5a5e..0000000
--- a/src/com/android/providers/contacts/CallLogBackupAgent.java
+++ /dev/null
@@ -1,386 +0,0 @@
-/*
- * Copyright (C) 2015 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.providers.contacts;
-
-import android.app.backup.BackupAgent;
-import android.app.backup.BackupDataInput;
-import android.app.backup.BackupDataOutput;
-import android.content.ComponentName;
-import android.content.ContentResolver;
-import android.database.Cursor;
-import android.os.ParcelFileDescriptor;
-import android.provider.CallLog;
-import android.provider.CallLog.Calls;
-import android.telecom.PhoneAccountHandle;
-import android.text.TextUtils;
-import android.util.Log;
-
-import com.android.internal.annotations.VisibleForTesting;
-
-import java.io.BufferedOutputStream;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.DataInput;
-import java.io.DataInputStream;
-import java.io.DataOutput;
-import java.io.DataOutputStream;
-import java.io.EOFException;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.SortedSet;
-import java.util.TreeSet;
-
-/**
- * Call log backup agent.
- */
-public class CallLogBackupAgent extends BackupAgent {
-
-    @VisibleForTesting
-    static class CallLogBackupState {
-        int version;
-        SortedSet<Integer> callIds;
-    }
-
-    @VisibleForTesting
-    static class Call {
-        int id;
-        long date;
-        long duration;
-        String number;
-        int type;
-        int numberPresentation;
-        String accountComponentName;
-        String accountId;
-        String accountAddress;
-        Long dataUsage;
-        int features;
-
-        @Override
-        public String toString() {
-            if (isDebug()) {
-                return  "[" + id + ", account: [" + accountComponentName + " : " + accountId +
-                    "]," + number + ", " + date + "]";
-            } else {
-                return "[" + id + "]";
-            }
-        }
-    }
-
-    private static final String TAG = "CallLogBackupAgent";
-
-    /** Current version of CallLogBackup. Used to track the backup format. */
-    @VisibleForTesting
-    static final int VERSION = 1002;
-    /** Version indicating that there exists no previous backup entry. */
-    @VisibleForTesting
-    static final int VERSION_NO_PREVIOUS_STATE = 0;
-
-    private static final String[] CALL_LOG_PROJECTION = new String[] {
-        CallLog.Calls._ID,
-        CallLog.Calls.DATE,
-        CallLog.Calls.DURATION,
-        CallLog.Calls.NUMBER,
-        CallLog.Calls.TYPE,
-        CallLog.Calls.COUNTRY_ISO,
-        CallLog.Calls.GEOCODED_LOCATION,
-        CallLog.Calls.NUMBER_PRESENTATION,
-        CallLog.Calls.PHONE_ACCOUNT_COMPONENT_NAME,
-        CallLog.Calls.PHONE_ACCOUNT_ID,
-        CallLog.Calls.PHONE_ACCOUNT_ADDRESS,
-        CallLog.Calls.DATA_USAGE,
-        CallLog.Calls.FEATURES
-    };
-
-    /** ${inheritDoc} */
-    @Override
-    public void onBackup(ParcelFileDescriptor oldStateDescriptor, BackupDataOutput data,
-            ParcelFileDescriptor newStateDescriptor) throws IOException {
-
-        // Get the list of the previous calls IDs which were backed up.
-        DataInputStream dataInput = new DataInputStream(
-                new FileInputStream(oldStateDescriptor.getFileDescriptor()));
-        final CallLogBackupState state;
-        try {
-            state = readState(dataInput);
-        } finally {
-            dataInput.close();
-        }
-
-        // Run the actual backup of data
-        runBackup(state, data, getAllCallLogEntries());
-
-        // Rewrite the backup state.
-        DataOutputStream dataOutput = new DataOutputStream(new BufferedOutputStream(
-                new FileOutputStream(newStateDescriptor.getFileDescriptor())));
-        try {
-            writeState(dataOutput, state);
-        } finally {
-            dataOutput.close();
-        }
-    }
-
-    /** ${inheritDoc} */
-    @Override
-    public void onRestore(BackupDataInput data, int appVersionCode, ParcelFileDescriptor newState)
-            throws IOException {
-        if (isDebug()) {
-            Log.d(TAG, "Performing Restore");
-        }
-
-        while (data.readNextHeader()) {
-            Call call = readCallFromData(data);
-            if (call != null) {
-                writeCallToProvider(call);
-                if (isDebug()) {
-                    Log.d(TAG, "Restored call: " + call);
-                }
-            }
-        }
-    }
-
-    @VisibleForTesting
-    void runBackup(CallLogBackupState state, BackupDataOutput data, Iterable<Call> calls) {
-        SortedSet<Integer> callsToRemove = new TreeSet<>(state.callIds);
-
-        // Loop through all the call log entries to identify:
-        // (1) new calls
-        // (2) calls which have been deleted.
-        for (Call call : calls) {
-            if (!state.callIds.contains(call.id)) {
-
-                if (isDebug()) {
-                    Log.d(TAG, "Adding call to backup: " + call);
-                }
-
-                // This call new (not in our list from the last backup), lets back it up.
-                addCallToBackup(data, call);
-                state.callIds.add(call.id);
-            } else {
-                // This call still exists in the current call log so delete it from the
-                // "callsToRemove" set since we want to keep it.
-                callsToRemove.remove(call.id);
-            }
-        }
-
-        // Remove calls which no longer exist in the set.
-        for (Integer i : callsToRemove) {
-            if (isDebug()) {
-                Log.d(TAG, "Removing call from backup: " + i);
-            }
-
-            removeCallFromBackup(data, i);
-            state.callIds.remove(i);
-        }
-    }
-
-    private Iterable<Call> getAllCallLogEntries() {
-        List<Call> calls = new LinkedList<>();
-
-        // We use the API here instead of querying ContactsDatabaseHelper directly because
-        // CallLogProvider has special locks in place for sychronizing when to read.  Using the APIs
-        // gives us that for free.
-        ContentResolver resolver = getContentResolver();
-        Cursor cursor = resolver.query(CallLog.Calls.CONTENT_URI, CALL_LOG_PROJECTION, null, null, null);
-        if (cursor != null) {
-            try {
-                while (cursor.moveToNext()) {
-                    Call call = readCallFromCursor(cursor);
-                    if (call != null) {
-                        calls.add(call);
-                    }
-                }
-            } finally {
-                cursor.close();
-            }
-        }
-
-        return calls;
-    }
-
-    private void writeCallToProvider(Call call) {
-        Long dataUsage = call.dataUsage == 0 ? null : call.dataUsage;
-
-        PhoneAccountHandle handle = new PhoneAccountHandle(
-                ComponentName.unflattenFromString(call.accountComponentName), call.accountId);
-        Calls.addCall(null /* CallerInfo */, this, call.number, call.numberPresentation, call.type,
-                call.features, handle, call.date, (int) call.duration,
-                dataUsage, true /* addForAllUsers */);
-    }
-
-    @VisibleForTesting
-    CallLogBackupState readState(DataInput dataInput) throws IOException {
-        CallLogBackupState state = new CallLogBackupState();
-        state.callIds = new TreeSet<>();
-
-        try {
-            // Read the version.
-            state.version = dataInput.readInt();
-
-            if (state.version >= 1) {
-                // Read the size.
-                int size = dataInput.readInt();
-
-                // Read all of the call IDs.
-                for (int i = 0; i < size; i++) {
-                    state.callIds.add(dataInput.readInt());
-                }
-            }
-        } catch (EOFException e) {
-            state.version = VERSION_NO_PREVIOUS_STATE;
-        }
-
-        return state;
-    }
-
-    @VisibleForTesting
-    void writeState(DataOutput dataOutput, CallLogBackupState state)
-            throws IOException {
-        // Write version first of all
-        dataOutput.writeInt(VERSION);
-
-        // [Version 1]
-        // size + callIds
-        dataOutput.writeInt(state.callIds.size());
-        for (Integer i : state.callIds) {
-            dataOutput.writeInt(i);
-        }
-    }
-
-    @VisibleForTesting
-    Call readCallFromData(BackupDataInput data) {
-        final int callId;
-        try {
-            callId = Integer.parseInt(data.getKey());
-        } catch (NumberFormatException e) {
-            Log.e(TAG, "Unexpected key found in restore: " + data.getKey());
-            return null;
-        }
-
-        try {
-            byte [] byteArray = new byte[data.getDataSize()];
-            data.readEntityData(byteArray, 0, byteArray.length);
-            DataInputStream dataInput = new DataInputStream(new ByteArrayInputStream(byteArray));
-
-            Call call = new Call();
-            call.id = callId;
-
-            int version = dataInput.readInt();
-            if (version >= 1) {
-                call.date = dataInput.readLong();
-                call.duration = dataInput.readLong();
-                call.number = readString(dataInput, version);
-                call.type = dataInput.readInt();
-                call.numberPresentation = dataInput.readInt();
-                call.accountComponentName = readString(dataInput, version);
-                call.accountId = readString(dataInput, version);
-                call.accountAddress = readString(dataInput, version);
-                call.dataUsage = dataInput.readLong();
-                call.features = dataInput.readInt();
-            }
-
-            return call;
-        } catch (IOException e) {
-            Log.e(TAG, "Error reading call data for " + callId, e);
-            return null;
-        }
-    }
-
-    private Call readCallFromCursor(Cursor cursor) {
-        Call call = new Call();
-        call.id = cursor.getInt(cursor.getColumnIndex(CallLog.Calls._ID));
-        call.date = cursor.getLong(cursor.getColumnIndex(CallLog.Calls.DATE));
-        call.duration = cursor.getLong(cursor.getColumnIndex(CallLog.Calls.DURATION));
-        call.number = cursor.getString(cursor.getColumnIndex(CallLog.Calls.NUMBER));
-        call.type = cursor.getInt(cursor.getColumnIndex(CallLog.Calls.TYPE));
-        call.numberPresentation =
-                cursor.getInt(cursor.getColumnIndex(CallLog.Calls.NUMBER_PRESENTATION));
-        call.accountComponentName =
-                cursor.getString(cursor.getColumnIndex(CallLog.Calls.PHONE_ACCOUNT_COMPONENT_NAME));
-        call.accountId =
-                cursor.getString(cursor.getColumnIndex(CallLog.Calls.PHONE_ACCOUNT_ID));
-        call.accountAddress =
-                cursor.getString(cursor.getColumnIndex(CallLog.Calls.PHONE_ACCOUNT_ADDRESS));
-        call.dataUsage = cursor.getLong(cursor.getColumnIndex(CallLog.Calls.DATA_USAGE));
-        call.features = cursor.getInt(cursor.getColumnIndex(CallLog.Calls.FEATURES));
-        return call;
-    }
-
-    private void addCallToBackup(BackupDataOutput output, Call call) {
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        DataOutputStream data = new DataOutputStream(baos);
-
-        try {
-            data.writeInt(VERSION);
-            data.writeLong(call.date);
-            data.writeLong(call.duration);
-            writeString(data, call.number);
-            data.writeInt(call.type);
-            data.writeInt(call.numberPresentation);
-            writeString(data, call.accountComponentName);
-            writeString(data, call.accountId);
-            writeString(data, call.accountAddress);
-            data.writeLong(call.dataUsage == null ? 0 : call.dataUsage);
-            data.writeInt(call.features);
-            data.flush();
-
-            output.writeEntityHeader(Integer.toString(call.id), baos.size());
-            output.writeEntityData(baos.toByteArray(), baos.size());
-
-            if (isDebug()) {
-                Log.d(TAG, "Wrote call to backup: " + call + " with byte array: " + baos);
-            }
-        } catch (IOException e) {
-            Log.e(TAG, "Failed to backup call: " + call, e);
-        }
-    }
-
-    private void writeString(DataOutputStream data, String str) throws IOException {
-        if (str == null) {
-            data.writeBoolean(false);
-        } else {
-            data.writeBoolean(true);
-            data.writeUTF(str);
-        }
-    }
-
-    private String readString(DataInputStream data, int version) throws IOException {
-        if (version == 1) {
-            return data.readUTF();
-        } else {
-            if (data.readBoolean()) {
-                return data.readUTF();
-            } else {
-                return null;
-            }
-        }
-    }
-
-    private void removeCallFromBackup(BackupDataOutput output, int callId) {
-        try {
-            output.writeEntityHeader(Integer.toString(callId), -1);
-        } catch (IOException e) {
-            Log.e(TAG, "Failed to remove call: " + callId, e);
-        }
-    }
-
-    private static boolean isDebug() {
-        return Log.isLoggable(TAG, Log.DEBUG);
-    }
-}
diff --git a/src/com/android/providers/contacts/DbModifierWithNotification.java b/src/com/android/providers/contacts/DbModifierWithNotification.java
index 5ce41c4..4830999 100644
--- a/src/com/android/providers/contacts/DbModifierWithNotification.java
+++ b/src/com/android/providers/contacts/DbModifierWithNotification.java
@@ -20,7 +20,6 @@ package com.android.providers.contacts;
 import static android.Manifest.permission.ADD_VOICEMAIL;
 import static android.Manifest.permission.READ_VOICEMAIL;
 
-import android.app.backup.BackupManager;
 import android.content.ComponentName;
 import android.content.ContentUris;
 import android.content.ContentValues;
@@ -74,7 +73,6 @@ public class DbModifierWithNotification implements DatabaseModifier {
     private final boolean mIsCallsTable;
     private final VoicemailPermissions mVoicemailPermissions;
 
-    private BackupManager mBackupManager;
 
     public DbModifierWithNotification(String tableName, SQLiteDatabase db, Context context) {
         this(tableName, db, null, context);
@@ -91,7 +89,6 @@ public class DbModifierWithNotification implements DatabaseModifier {
         mDb = db;
         mInsertHelper = insertHelper;
         mContext = context;
-        mBackupManager = new BackupManager(context);
         mBaseUri = mTableName.equals(Tables.VOICEMAIL_STATUS) ?
                 Status.CONTENT_URI : Voicemails.CONTENT_URI;
         mIsCallsTable = mTableName.equals(Tables.CALLS);
@@ -128,7 +125,14 @@ public class DbModifierWithNotification implements DatabaseModifier {
 
     private void notifyCallLogChange() {
         mContext.getContentResolver().notifyChange(Calls.CONTENT_URI, null, false);
-        mBackupManager.dataChanged();
+
+        Intent intent = new Intent("android.intent.action.CALL_LOG_CHANGE");
+        intent.setComponent(new ComponentName("com.android.providers.calllogbackup",
+                "com.android.providers.calllogbackup.CallLogChangeReceiver"));
+
+        if (!mContext.getPackageManager().queryBroadcastReceivers(intent, 0).isEmpty()) {
+            mContext.sendBroadcast(intent);
+        }
     }
 
     private void notifyVoicemailChangeOnInsert(Uri notificationUri, Set<String> packagesModified) {