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/*
* Copyright (C) 2020 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.settings.development;
import android.annotation.Nullable;
import android.content.Context;
import android.hardware.dumpstate.V1_0.IDumpstateDevice;
import android.os.RemoteException;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.SwitchPreference;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
import java.util.NoSuchElementException;
public class EnableVerboseVendorLoggingPreferenceController
extends DeveloperOptionsPreferenceController
implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
private static final String TAG = "EnableVerboseVendorLoggingPreferenceController";
private static final boolean DBG = Log.isLoggable(TAG, Log.DEBUG);
private static final String ENABLE_VERBOSE_VENDOR_LOGGING_KEY = "enable_verbose_vendor_logging";
private static final int DUMPSTATE_HAL_VERSION_UNKNOWN = -1;
private static final int DUMPSTATE_HAL_VERSION_1_0 = 0;
private static final int DUMPSTATE_HAL_VERSION_1_1 = 1;
private int mDumpstateHalVersion;
public EnableVerboseVendorLoggingPreferenceController(Context context) {
super(context);
mDumpstateHalVersion = DUMPSTATE_HAL_VERSION_UNKNOWN;
}
@Override
public String getPreferenceKey() {
return ENABLE_VERBOSE_VENDOR_LOGGING_KEY;
}
@Override
public boolean isAvailable() {
// Only show preference when IDumpstateDevice v1.1 is avalaible
// This is temperary strategy that may change later.
return isIDumpstateDeviceV1_1ServiceAvailable();
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final boolean isEnabled = (Boolean) newValue;
setVerboseLoggingEnabled(isEnabled);
return true;
}
@Override
public void updateState(Preference preference) {
final boolean enabled = getVerboseLoggingEnabled();
((SwitchPreference) mPreference).setChecked(enabled);
}
@Override
protected void onDeveloperOptionsSwitchDisabled() {
super.onDeveloperOptionsSwitchDisabled();
setVerboseLoggingEnabled(false);
((SwitchPreference) mPreference).setChecked(false);
}
@VisibleForTesting
boolean isIDumpstateDeviceV1_1ServiceAvailable() {
IDumpstateDevice service = getDumpstateDeviceService();
if (service == null) {
if (DBG) Log.d(TAG, "IDumpstateDevice service is not available.");
}
return service != null && mDumpstateHalVersion >= DUMPSTATE_HAL_VERSION_1_1;
}
@VisibleForTesting
void setVerboseLoggingEnabled(boolean enable) {
IDumpstateDevice service = getDumpstateDeviceService();
if (service == null || mDumpstateHalVersion < DUMPSTATE_HAL_VERSION_1_1) {
if (DBG) Log.d(TAG, "setVerboseLoggingEnabled not supported.");
return;
}
try {
android.hardware.dumpstate.V1_1.IDumpstateDevice service11 =
(android.hardware.dumpstate.V1_1.IDumpstateDevice) service;
if (service11 != null) {
service11.setVerboseLoggingEnabled(enable);
}
} catch (RemoteException | RuntimeException e) {
if (DBG) Log.e(TAG, "setVerboseLoggingEnabled fail: " + e);
}
}
@VisibleForTesting
boolean getVerboseLoggingEnabled() {
IDumpstateDevice service = getDumpstateDeviceService();
if (service == null || mDumpstateHalVersion < DUMPSTATE_HAL_VERSION_1_1) {
if (DBG) Log.d(TAG, "getVerboseLoggingEnabled not supported.");
return false;
}
try {
android.hardware.dumpstate.V1_1.IDumpstateDevice service11 =
(android.hardware.dumpstate.V1_1.IDumpstateDevice) service;
if (service11 != null) {
return service11.getVerboseLoggingEnabled();
}
} catch (RemoteException | RuntimeException e) {
if (DBG) Log.e(TAG, "getVerboseLoggingEnabled fail: " + e);
}
return false;
}
/** Return a {@IDumpstateDevice} instance or null if service is not available. */
@VisibleForTesting
@Nullable IDumpstateDevice getDumpstateDeviceService() {
IDumpstateDevice service = null;
try {
service = android.hardware.dumpstate.V1_1.IDumpstateDevice
.getService(true /* retry */);
mDumpstateHalVersion = DUMPSTATE_HAL_VERSION_1_1;
} catch (NoSuchElementException | RemoteException e) {
}
if (service == null) {
try {
service = android.hardware.dumpstate.V1_0.IDumpstateDevice
.getService(true /* retry */);
mDumpstateHalVersion = DUMPSTATE_HAL_VERSION_1_0;
} catch (NoSuchElementException | RemoteException e) {
}
}
if (service == null) {
mDumpstateHalVersion = DUMPSTATE_HAL_VERSION_UNKNOWN;
}
return service;
}
}
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