Merge changes from topic "crMoveBack" into main am: 0b2278d9a4 am: b4ee2d3eb6

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3034273

Change-Id: I1b1620ef41942877897aaae3df017af0437ce820
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/packages/CrashRecovery/services/java/com/android/utils/ArrayUtils.java b/packages/CrashRecovery/services/java/com/android/utils/ArrayUtils.java
deleted file mode 100644
index fa4d6af..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/ArrayUtils.java
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * Copyright (C) 2024 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 android.utils;
-
-import android.annotation.NonNull;
-import android.annotation.Nullable;
-
-import java.io.File;
-import java.util.List;
-import java.util.Objects;
-
-/**
- * Copied over from frameworks/base/core/java/com/android/internal/util/ArrayUtils.java
- *
- * @hide
- */
-public class ArrayUtils {
-    private ArrayUtils() { /* cannot be instantiated */ }
-    public static final File[] EMPTY_FILE = new File[0];
-
-
-    /**
-     * Return first index of {@code value} in {@code array}, or {@code -1} if
-     * not found.
-     */
-    public static <T> int indexOf(@Nullable T[] array, T value) {
-        if (array == null) return -1;
-        for (int i = 0; i < array.length; i++) {
-            if (Objects.equals(array[i], value)) return i;
-        }
-        return -1;
-    }
-
-    /** @hide */
-    public static @NonNull File[] defeatNullable(@Nullable File[] val) {
-        return (val != null) ? val : EMPTY_FILE;
-    }
-
-    /**
-     * Checks if given array is null or has zero elements.
-     */
-    public static boolean isEmpty(@Nullable int[] array) {
-        return array == null || array.length == 0;
-    }
-
-    /**
-     * True if the byte array is null or has length 0.
-     */
-    public static boolean isEmpty(@Nullable byte[] array) {
-        return array == null || array.length == 0;
-    }
-
-    /**
-     * Converts from List of bytes to byte array
-     * @param list
-     * @return byte[]
-     */
-    public static byte[] toPrimitive(List<byte[]> list) {
-        if (list.size() == 0) {
-            return new byte[0];
-        }
-        int byteLen = list.get(0).length;
-        byte[] array = new byte[list.size() * byteLen];
-        for (int i = 0; i < list.size(); i++) {
-            for (int j = 0; j < list.get(i).length; j++) {
-                array[i * byteLen + j] = list.get(i)[j];
-            }
-        }
-        return array;
-    }
-
-    /**
-     * Adds value to given array if not already present, providing set-like
-     * behavior.
-     */
-    public static @NonNull int[] appendInt(@Nullable int[] cur, int val) {
-        return appendInt(cur, val, false);
-    }
-
-    /**
-     * Adds value to given array.
-     */
-    public static @NonNull int[] appendInt(@Nullable int[] cur, int val,
-            boolean allowDuplicates) {
-        if (cur == null) {
-            return new int[] { val };
-        }
-        final int n = cur.length;
-        if (!allowDuplicates) {
-            for (int i = 0; i < n; i++) {
-                if (cur[i] == val) {
-                    return cur;
-                }
-            }
-        }
-        int[] ret = new int[n + 1];
-        System.arraycopy(cur, 0, ret, 0, n);
-        ret[n] = val;
-        return ret;
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/utils/BackgroundThread.java b/packages/CrashRecovery/services/java/com/android/utils/BackgroundThread.java
deleted file mode 100644
index afcf689..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/BackgroundThread.java
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- *  * Copyright (C) 2024 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 android.utils;
-
-import android.annotation.NonNull;
-import android.os.Handler;
-import android.os.HandlerThread;
-
-import com.android.internal.annotations.GuardedBy;
-
-import java.util.concurrent.Executor;
-
-/**
- * Thread for asynchronous event processing. This thread is configured as
- * {@link android.os.Process#THREAD_PRIORITY_BACKGROUND}, which means fewer CPU
- * resources will be dedicated to it, and it will "have less chance of impacting
- * the responsiveness of the user interface."
- * <p>
- * This thread is best suited for tasks that the user is not actively waiting
- * for, or for tasks that the user expects to be executed eventually.
- *
- * @see com.android.internal.os.BackgroundThread
- *
- * TODO: b/326916057 depend on modules-utils-backgroundthread instead
- * @hide
- */
-public final class BackgroundThread extends HandlerThread {
-    private static final Object sLock = new Object();
-
-    @GuardedBy("sLock")
-    private static BackgroundThread sInstance;
-    @GuardedBy("sLock")
-    private static Handler sHandler;
-    @GuardedBy("sLock")
-    private static HandlerExecutor sHandlerExecutor;
-
-    private BackgroundThread() {
-        super(BackgroundThread.class.getName(), android.os.Process.THREAD_PRIORITY_BACKGROUND);
-    }
-
-    @GuardedBy("sLock")
-    private static void ensureThreadLocked() {
-        if (sInstance == null) {
-            sInstance = new BackgroundThread();
-            sInstance.start();
-            sHandler = new Handler(sInstance.getLooper());
-            sHandlerExecutor = new HandlerExecutor(sHandler);
-        }
-    }
-
-    /**
-     * Get the singleton instance of this class.
-     *
-     * @return the singleton instance of this class
-     */
-    @NonNull
-    public static BackgroundThread get() {
-        synchronized (sLock) {
-            ensureThreadLocked();
-            return sInstance;
-        }
-    }
-
-    /**
-     * Get the singleton {@link Handler} for this class.
-     *
-     * @return the singleton {@link Handler} for this class.
-     */
-    @NonNull
-    public static Handler getHandler() {
-        synchronized (sLock) {
-            ensureThreadLocked();
-            return sHandler;
-        }
-    }
-
-    /**
-     * Get the singleton {@link Executor} for this class.
-     *
-     * @return the singleton {@link Executor} for this class.
-     */
-    @NonNull
-    public static Executor getExecutor() {
-        synchronized (sLock) {
-            ensureThreadLocked();
-            return sHandlerExecutor;
-        }
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/utils/FileUtils.java b/packages/CrashRecovery/services/java/com/android/utils/FileUtils.java
deleted file mode 100644
index e4923bf..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/FileUtils.java
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright (C) 2024 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 android.utils;
-
-import android.annotation.NonNull;
-import android.annotation.Nullable;
-
-import java.io.BufferedInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * Bits and pieces copied from hidden API of android.os.FileUtils.
- *
- * @hide
- */
-public class FileUtils {
-    /**
-     * Read a text file into a String, optionally limiting the length.
-     *
-     * @param file     to read (will not seek, so things like /proc files are OK)
-     * @param max      length (positive for head, negative of tail, 0 for no limit)
-     * @param ellipsis to add of the file was truncated (can be null)
-     * @return the contents of the file, possibly truncated
-     * @throws IOException if something goes wrong reading the file
-     * @hide
-     */
-    public static @Nullable String readTextFile(@Nullable File file, @Nullable int max,
-            @Nullable String ellipsis) throws IOException {
-        InputStream input = new FileInputStream(file);
-        // wrapping a BufferedInputStream around it because when reading /proc with unbuffered
-        // input stream, bytes read not equal to buffer size is not necessarily the correct
-        // indication for EOF; but it is true for BufferedInputStream due to its implementation.
-        BufferedInputStream bis = new BufferedInputStream(input);
-        try {
-            long size = file.length();
-            if (max > 0 || (size > 0 && max == 0)) {  // "head" mode: read the first N bytes
-                if (size > 0 && (max == 0 || size < max)) max = (int) size;
-                byte[] data = new byte[max + 1];
-                int length = bis.read(data);
-                if (length <= 0) return "";
-                if (length <= max) return new String(data, 0, length);
-                if (ellipsis == null) return new String(data, 0, max);
-                return new String(data, 0, max) + ellipsis;
-            } else if (max < 0) {  // "tail" mode: keep the last N
-                int len;
-                boolean rolled = false;
-                byte[] last = null;
-                byte[] data = null;
-                do {
-                    if (last != null) rolled = true;
-                    byte[] tmp = last;
-                    last = data;
-                    data = tmp;
-                    if (data == null) data = new byte[-max];
-                    len = bis.read(data);
-                } while (len == data.length);
-
-                if (last == null && len <= 0) return "";
-                if (last == null) return new String(data, 0, len);
-                if (len > 0) {
-                    rolled = true;
-                    System.arraycopy(last, len, last, 0, last.length - len);
-                    System.arraycopy(data, 0, last, last.length - len, len);
-                }
-                if (ellipsis == null || !rolled) return new String(last);
-                return ellipsis + new String(last);
-            } else {  // "cat" mode: size unknown, read it all in streaming fashion
-                ByteArrayOutputStream contents = new ByteArrayOutputStream();
-                int len;
-                byte[] data = new byte[1024];
-                do {
-                    len = bis.read(data);
-                    if (len > 0) contents.write(data, 0, len);
-                } while (len == data.length);
-                return contents.toString();
-            }
-        } finally {
-            bis.close();
-            input.close();
-        }
-    }
-
-    /**
-     * Perform an fsync on the given FileOutputStream. The stream at this
-     * point must be flushed but not yet closed.
-     *
-     * @hide
-     */
-    public static boolean sync(FileOutputStream stream) {
-        try {
-            if (stream != null) {
-                stream.getFD().sync();
-            }
-            return true;
-        } catch (IOException e) {
-        }
-        return false;
-    }
-
-    /**
-     * List the files in the directory or return empty file.
-     *
-     * @hide
-     */
-    public static @NonNull File[] listFilesOrEmpty(@Nullable File dir) {
-        return (dir != null) ? ArrayUtils.defeatNullable(dir.listFiles())
-            : ArrayUtils.EMPTY_FILE;
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/utils/HandlerExecutor.java b/packages/CrashRecovery/services/java/com/android/utils/HandlerExecutor.java
deleted file mode 100644
index fdb15e2..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/HandlerExecutor.java
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (C) 2024 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 android.utils;
-
-import android.annotation.NonNull;
-import android.os.Handler;
-
-import java.util.Objects;
-import java.util.concurrent.Executor;
-import java.util.concurrent.RejectedExecutionException;
-
-/**
- * An adapter {@link Executor} that posts all executed tasks onto the given
- * {@link Handler}.
- *
- * TODO: b/326916057 depend on modules-utils-backgroundthread instead
- * @hide
- */
-public class HandlerExecutor implements Executor {
-    private final Handler mHandler;
-
-    public HandlerExecutor(@NonNull Handler handler) {
-        mHandler = Objects.requireNonNull(handler);
-    }
-
-    @Override
-    public void execute(Runnable command) {
-        if (!mHandler.post(command)) {
-            throw new RejectedExecutionException(mHandler + " is shutting down");
-        }
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/utils/LongArrayQueue.java b/packages/CrashRecovery/services/java/com/android/utils/LongArrayQueue.java
deleted file mode 100644
index 5cdc253..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/LongArrayQueue.java
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * Copyright (C) 2024 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 android.utils;
-
-import libcore.util.EmptyArray;
-
-import java.util.NoSuchElementException;
-
-/**
- * Copied from frameworks/base/core/java/android/util/LongArrayQueue.java
- *
- * @hide
- */
-public class LongArrayQueue {
-
-    private long[] mValues;
-    private int mSize;
-    private int mHead;
-    private int mTail;
-
-    private long[] newUnpaddedLongArray(int num) {
-        return new long[num];
-    }
-    /**
-     * Initializes a queue with the given starting capacity.
-     *
-     * @param initialCapacity the capacity.
-     */
-    public LongArrayQueue(int initialCapacity) {
-        if (initialCapacity == 0) {
-            mValues = EmptyArray.LONG;
-        } else {
-            mValues = newUnpaddedLongArray(initialCapacity);
-        }
-        mSize = 0;
-        mHead = mTail = 0;
-    }
-
-    /**
-     * Initializes a queue with default starting capacity.
-     */
-    public LongArrayQueue() {
-        this(16);
-    }
-
-    /** @hide */
-    public static int growSize(int currentSize) {
-        return currentSize <= 4 ? 8 : currentSize * 2;
-    }
-
-    private void grow() {
-        if (mSize < mValues.length) {
-            throw new IllegalStateException("Queue not full yet!");
-        }
-        final int newSize = growSize(mSize);
-        final long[] newArray = newUnpaddedLongArray(newSize);
-        final int r = mValues.length - mHead; // Number of elements on and to the right of head.
-        System.arraycopy(mValues, mHead, newArray, 0, r);
-        System.arraycopy(mValues, 0, newArray, r, mHead);
-        mValues = newArray;
-        mHead = 0;
-        mTail = mSize;
-    }
-
-    /**
-     * Returns the number of elements in the queue.
-     */
-    public int size() {
-        return mSize;
-    }
-
-    /**
-     * Removes all elements from this queue.
-     */
-    public void clear() {
-        mSize = 0;
-        mHead = mTail = 0;
-    }
-
-    /**
-     * Adds a value to the tail of the queue.
-     *
-     * @param value the value to be added.
-     */
-    public void addLast(long value) {
-        if (mSize == mValues.length) {
-            grow();
-        }
-        mValues[mTail] = value;
-        mTail = (mTail + 1) % mValues.length;
-        mSize++;
-    }
-
-    /**
-     * Removes an element from the head of the queue.
-     *
-     * @return the element at the head of the queue.
-     * @throws NoSuchElementException if the queue is empty.
-     */
-    public long removeFirst() {
-        if (mSize == 0) {
-            throw new NoSuchElementException("Queue is empty!");
-        }
-        final long ret = mValues[mHead];
-        mHead = (mHead + 1) % mValues.length;
-        mSize--;
-        return ret;
-    }
-
-    /**
-     * Returns the element at the given position from the head of the queue, where 0 represents the
-     * head of the queue.
-     *
-     * @param position the position from the head of the queue.
-     * @return the element found at the given position.
-     * @throws IndexOutOfBoundsException if {@code position} < {@code 0} or
-     *                                   {@code position} >= {@link #size()}
-     */
-    public long get(int position) {
-        if (position < 0 || position >= mSize) {
-            throw new IndexOutOfBoundsException("Index " + position
-                + " not valid for a queue of size " + mSize);
-        }
-        final int index = (mHead + position) % mValues.length;
-        return mValues[index];
-    }
-
-    /**
-     * Returns the element at the head of the queue, without removing it.
-     *
-     * @return the element at the head of the queue.
-     * @throws NoSuchElementException if the queue is empty
-     */
-    public long peekFirst() {
-        if (mSize == 0) {
-            throw new NoSuchElementException("Queue is empty!");
-        }
-        return mValues[mHead];
-    }
-
-    /**
-     * Returns the element at the tail of the queue.
-     *
-     * @return the element at the tail of the queue.
-     * @throws NoSuchElementException if the queue is empty.
-     */
-    public long peekLast() {
-        if (mSize == 0) {
-            throw new NoSuchElementException("Queue is empty!");
-        }
-        final int index = (mTail == 0) ? mValues.length - 1 : mTail - 1;
-        return mValues[index];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public String toString() {
-        if (mSize <= 0) {
-            return "{}";
-        }
-
-        final StringBuilder buffer = new StringBuilder(mSize * 64);
-        buffer.append('{');
-        buffer.append(get(0));
-        for (int i = 1; i < mSize; i++) {
-            buffer.append(", ");
-            buffer.append(get(i));
-        }
-        buffer.append('}');
-        return buffer.toString();
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/utils/XmlUtils.java b/packages/CrashRecovery/services/java/com/android/utils/XmlUtils.java
deleted file mode 100644
index dbbef61..0000000
--- a/packages/CrashRecovery/services/java/com/android/utils/XmlUtils.java
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * Copyright (C) 2024 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 android.utils;
-
-import android.annotation.NonNull;
-import android.system.ErrnoException;
-import android.system.Os;
-
-import com.android.modules.utils.TypedXmlPullParser;
-
-import libcore.util.XmlObjectFactory;
-
-import org.xmlpull.v1.XmlPullParser;
-import org.xmlpull.v1.XmlPullParserException;
-
-import java.io.BufferedInputStream;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * Copied over partly from frameworks/base/core/java/com/android/internal/util/XmlUtils.java
- *
- * @hide
- */
-public class XmlUtils {
-
-    private static final String STRING_ARRAY_SEPARATOR = ":";
-
-    /** @hide */
-    public static final void beginDocument(XmlPullParser parser, String firstElementName)
-            throws XmlPullParserException, IOException {
-        int type;
-        while ((type = parser.next()) != parser.START_TAG
-            && type != parser.END_DOCUMENT) {
-            // Do nothing
-        }
-
-        if (type != parser.START_TAG) {
-            throw new XmlPullParserException("No start tag found");
-        }
-
-        if (!parser.getName().equals(firstElementName)) {
-            throw new XmlPullParserException("Unexpected start tag: found " + parser.getName()
-                + ", expected " + firstElementName);
-        }
-    }
-
-    /** @hide */
-    public static boolean nextElementWithin(XmlPullParser parser, int outerDepth)
-            throws IOException, XmlPullParserException {
-        for (;;) {
-            int type = parser.next();
-            if (type == XmlPullParser.END_DOCUMENT
-                    || (type == XmlPullParser.END_TAG && parser.getDepth() == outerDepth)) {
-                return false;
-            }
-            if (type == XmlPullParser.START_TAG
-                    && parser.getDepth() == outerDepth + 1) {
-                return true;
-            }
-        }
-    }
-
-    private static XmlPullParser newPullParser() {
-        try {
-            XmlPullParser parser = XmlObjectFactory.newXmlPullParser();
-            parser.setFeature(XmlPullParser.FEATURE_PROCESS_DOCDECL, true);
-            parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, true);
-            return parser;
-        } catch (XmlPullParserException e) {
-            throw new AssertionError();
-        }
-    }
-
-    /** @hide */
-    public static @NonNull TypedXmlPullParser resolvePullParser(@NonNull InputStream in)
-            throws IOException {
-        final byte[] magic = new byte[4];
-        if (in instanceof FileInputStream) {
-            try {
-                Os.pread(((FileInputStream) in).getFD(), magic, 0, magic.length, 0);
-            } catch (ErrnoException e) {
-                throw e.rethrowAsIOException();
-            }
-        } else {
-            if (!in.markSupported()) {
-                in = new BufferedInputStream(in);
-            }
-            in.mark(8);
-            in.read(magic);
-            in.reset();
-        }
-
-        final TypedXmlPullParser xml;
-        xml = (TypedXmlPullParser) newPullParser();
-        try {
-            xml.setInput(in, "UTF_8");
-        } catch (XmlPullParserException e) {
-            throw new IOException(e);
-        }
-        return xml;
-    }
-}
diff --git a/packages/CrashRecovery/services/java/com/android/server/ExplicitHealthCheckController.java b/services/core/java/com/android/server/ExplicitHealthCheckController.java
similarity index 100%
rename from packages/CrashRecovery/services/java/com/android/server/ExplicitHealthCheckController.java
rename to services/core/java/com/android/server/ExplicitHealthCheckController.java
diff --git a/services/core/java/com/android/server/OWNERS b/services/core/java/com/android/server/OWNERS
index bdc4a7a..2545620 100644
--- a/services/core/java/com/android/server/OWNERS
+++ b/services/core/java/com/android/server/OWNERS
@@ -22,6 +22,7 @@
 per-file *Battery* = file:/BATTERY_STATS_OWNERS
 per-file *BinaryTransparency* = file:/core/java/android/transparency/OWNERS
 per-file *Binder* = file:/core/java/com/android/internal/os/BINDER_OWNERS
+per-file ExplicitHealthCheckController.java = file:/services/core/java/com/android/server/crashrecovery/OWNERS
 per-file *Gnss* = file:/services/core/java/com/android/server/location/OWNERS
 per-file **IpSec* = file:/services/core/java/com/android/server/net/OWNERS
 per-file **IpSec* = file:/services/core/java/com/android/server/vcn/OWNERS
@@ -35,9 +36,9 @@
 per-file GestureLauncherService.java = file:platform/packages/apps/EmergencyInfo:/OWNERS
 per-file MmsServiceBroker.java = file:/telephony/OWNERS
 per-file NetIdManager.java = file:/services/core/java/com/android/server/net/OWNERS
-per-file PackageWatchdog.java, RescueParty.java = file:/services/core/java/com/android/server/rollback/OWNERS
+per-file PackageWatchdog.java = file:/services/core/java/com/android/server/crashrecovery/OWNERS
 per-file PinnerService.java = file:/core/java/android/app/pinner/OWNERS
-per-file RescueParty.java = shuc@google.com, ancr@google.com, harshitmahajan@google.com
+per-file RescueParty.java = file:/services/core/java/com/android/server/crashrecovery/OWNERS
 per-file SensitiveContentProtectionManagerService.java = file:/core/java/android/permission/OWNERS
 per-file SystemClockTime.java = file:/services/core/java/com/android/server/timedetector/OWNERS
 per-file SystemTimeZone.java = file:/services/core/java/com/android/server/timezonedetector/OWNERS
diff --git a/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java b/services/core/java/com/android/server/PackageWatchdog.java
similarity index 99%
rename from packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java
rename to services/core/java/com/android/server/PackageWatchdog.java
index 75a8bdf..6f20adf 100644
--- a/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java
+++ b/services/core/java/com/android/server/PackageWatchdog.java
@@ -39,15 +39,15 @@
 import android.util.ArrayMap;
 import android.util.ArraySet;
 import android.util.AtomicFile;
+import android.util.LongArrayQueue;
 import android.util.Slog;
 import android.util.Xml;
-import android.utils.BackgroundThread;
-import android.utils.LongArrayQueue;
-import android.utils.XmlUtils;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.os.BackgroundThread;
 import com.android.internal.util.IndentingPrintWriter;
+import com.android.internal.util.XmlUtils;
 import com.android.modules.utils.TypedXmlPullParser;
 import com.android.modules.utils.TypedXmlSerializer;
 
diff --git a/packages/CrashRecovery/services/java/com/android/server/RescueParty.java b/services/core/java/com/android/server/RescueParty.java
similarity index 99%
rename from packages/CrashRecovery/services/java/com/android/server/RescueParty.java
rename to services/core/java/com/android/server/RescueParty.java
index f86eb61..271d552 100644
--- a/packages/CrashRecovery/services/java/com/android/server/RescueParty.java
+++ b/services/core/java/com/android/server/RescueParty.java
@@ -31,6 +31,7 @@
 import android.crashrecovery.flags.Flags;
 import android.os.Build;
 import android.os.Environment;
+import android.os.FileUtils;
 import android.os.PowerManager;
 import android.os.RecoverySystem;
 import android.os.SystemClock;
@@ -43,11 +44,10 @@
 import android.util.ArraySet;
 import android.util.Log;
 import android.util.Slog;
-import android.utils.ArrayUtils;
-import android.utils.FileUtils;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.ArrayUtils;
 import com.android.server.PackageWatchdog.FailureReasons;
 import com.android.server.PackageWatchdog.PackageHealthObserver;
 import com.android.server.PackageWatchdog.PackageHealthObserverImpact;
diff --git a/packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java b/services/core/java/com/android/server/rollback/RollbackPackageHealthObserver.java
similarity index 100%
rename from packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java
rename to services/core/java/com/android/server/rollback/RollbackPackageHealthObserver.java
diff --git a/packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java b/services/core/java/com/android/server/rollback/WatchdogRollbackLogger.java
similarity index 100%
rename from packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java
rename to services/core/java/com/android/server/rollback/WatchdogRollbackLogger.java
diff --git a/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java b/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
index 1fdf97a..093923f 100644
--- a/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
+++ b/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
@@ -45,13 +45,13 @@
 import android.platform.test.flag.junit.SetFlagsRule;
 import android.provider.DeviceConfig;
 import android.util.AtomicFile;
+import android.util.LongArrayQueue;
 import android.util.Xml;
-import android.utils.LongArrayQueue;
-import android.utils.XmlUtils;
 
 import androidx.test.InstrumentationRegistry;
 
 import com.android.dx.mockito.inline.extended.ExtendedMockito;
+import com.android.internal.util.XmlUtils;
 import com.android.modules.utils.TypedXmlPullParser;
 import com.android.modules.utils.TypedXmlSerializer;
 import com.android.server.PackageWatchdog.HealthCheckState;