1db16a7d4b
Bug: 130639146 Test: flash device and toggle settings Change-Id: I40d0578487c94da9fc9d940089bacbddf3a43751
86 lines
3.0 KiB
Java
86 lines
3.0 KiB
Java
/*
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* Copyright (C) 2019 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.settings.development;
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import android.app.ActivityManager;
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import android.content.Context;
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import android.os.Build;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.RemoteException;
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import android.os.UserManager;
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import android.util.Log;
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import android.widget.Toast;
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import androidx.preference.Preference;
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import com.android.settings.R;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.development.DeveloperOptionsPreferenceController;
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public class SystemServerHeapDumpPreferenceController extends DeveloperOptionsPreferenceController
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implements PreferenceControllerMixin {
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private static final String KEY_SYSTEM_SERVER_HEAP_DUMP = "system_server_heap_dump";
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/** How long to keep the preference disabled before re-enabling. */
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private static final long ENABLE_TIMEOUT_MILLIS = 5000L;
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private final UserManager mUserManager;
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private Handler mHandler;
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public SystemServerHeapDumpPreferenceController(Context context) {
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super(context);
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mUserManager = context.getSystemService(UserManager.class);
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mHandler = new Handler(Looper.getMainLooper());
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}
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@Override
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public boolean isAvailable() {
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return Build.IS_DEBUGGABLE
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&& !mUserManager.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);
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}
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@Override
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public String getPreferenceKey() {
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return KEY_SYSTEM_SERVER_HEAP_DUMP;
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}
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@Override
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public boolean handlePreferenceTreeClick(Preference preference) {
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if (!KEY_SYSTEM_SERVER_HEAP_DUMP.equals(preference.getKey())) {
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return false;
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}
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try {
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// Temporarily disable the preference so the user doesn't start two dumps in a row.
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preference.setEnabled(false);
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Toast.makeText(mContext, R.string.capturing_system_heap_dump_message,
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Toast.LENGTH_SHORT).show();
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ActivityManager.getService().requestSystemServerHeapDump();
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mHandler.postDelayed(() -> preference.setEnabled(true), ENABLE_TIMEOUT_MILLIS);
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return true;
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} catch (RemoteException e) {
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Log.e(TAG, "error taking system heap dump", e);
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Toast.makeText(mContext, R.string.error_capturing_system_heap_dump_message,
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Toast.LENGTH_SHORT).show();
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}
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return false;
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}
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}
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