| /* |
| * Copyright (C) 2018 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.example.android.systemupdatersample.ui; |
| |
| import android.app.Activity; |
| import android.app.AlertDialog; |
| import android.os.Build; |
| import android.os.Bundle; |
| import android.os.UpdateEngine; |
| import android.os.UpdateEngineCallback; |
| import android.util.Log; |
| import android.view.View; |
| import android.widget.ArrayAdapter; |
| import android.widget.Button; |
| import android.widget.ProgressBar; |
| import android.widget.Spinner; |
| import android.widget.TextView; |
| import android.widget.Toast; |
| |
| import com.example.android.systemupdatersample.R; |
| import com.example.android.systemupdatersample.UpdateConfig; |
| import com.example.android.systemupdatersample.updates.AbNonStreamingUpdate; |
| import com.example.android.systemupdatersample.util.UpdateConfigs; |
| import com.example.android.systemupdatersample.util.UpdateEngineErrorCodes; |
| import com.example.android.systemupdatersample.util.UpdateEngineStatuses; |
| |
| import java.util.List; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| /** |
| * UI for SystemUpdaterSample app. |
| */ |
| public class MainActivity extends Activity { |
| |
| private TextView mTextViewBuild; |
| private Spinner mSpinnerConfigs; |
| private TextView mTextViewConfigsDirHint; |
| private Button mButtonReload; |
| private Button mButtonApplyConfig; |
| private Button mButtonStop; |
| private Button mButtonReset; |
| private ProgressBar mProgressBar; |
| private TextView mTextViewStatus; |
| |
| private List<UpdateConfig> mConfigs; |
| private AtomicInteger mUpdateEngineStatus = |
| new AtomicInteger(UpdateEngine.UpdateStatusConstants.IDLE); |
| private UpdateEngine mUpdateEngine = new UpdateEngine(); |
| |
| /** |
| * Listen to {@code update_engine} events. |
| */ |
| private UpdateEngineCallbackImpl mUpdateEngineCallback = new UpdateEngineCallbackImpl(); |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.activity_main); |
| |
| this.mTextViewBuild = findViewById(R.id.textViewBuild); |
| this.mSpinnerConfigs = findViewById(R.id.spinnerConfigs); |
| this.mTextViewConfigsDirHint = findViewById(R.id.textViewConfigsDirHint); |
| this.mButtonReload = findViewById(R.id.buttonReload); |
| this.mButtonApplyConfig = findViewById(R.id.buttonApplyConfig); |
| this.mButtonStop = findViewById(R.id.buttonStop); |
| this.mButtonReset = findViewById(R.id.buttonReset); |
| this.mProgressBar = findViewById(R.id.progressBar); |
| this.mTextViewStatus = findViewById(R.id.textViewStatus); |
| |
| this.mUpdateEngine.bind(mUpdateEngineCallback); |
| |
| this.mTextViewConfigsDirHint.setText(UpdateConfigs.getConfigsRoot(this)); |
| |
| uiReset(); |
| |
| loadUpdateConfigs(); |
| } |
| |
| @Override |
| protected void onDestroy() { |
| this.mUpdateEngine.unbind(); |
| super.onDestroy(); |
| } |
| |
| /** |
| * reload button is clicked |
| */ |
| public void onReloadClick(View view) { |
| loadUpdateConfigs(); |
| } |
| |
| /** |
| * view config button is clicked |
| */ |
| public void onViewConfigClick(View view) { |
| UpdateConfig config = mConfigs.get(mSpinnerConfigs.getSelectedItemPosition()); |
| new AlertDialog.Builder(this) |
| .setTitle(config.getName()) |
| .setMessage(config.getRawJson()) |
| .setPositiveButton(R.string.close, (dialog, id) -> dialog.dismiss()) |
| .show(); |
| } |
| |
| /** |
| * apply config button is clicked |
| */ |
| public void onApplyConfigClick(View view) { |
| new AlertDialog.Builder(this) |
| .setTitle("Apply Update") |
| .setMessage("Do you really want to apply this update?") |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { |
| uiSetUpdating(); |
| applyUpdate(getSelectedConfig()); |
| }) |
| .setNegativeButton(android.R.string.cancel, null) |
| .show(); |
| } |
| |
| /** |
| * stop button clicked |
| */ |
| public void onStopClick(View view) { |
| new AlertDialog.Builder(this) |
| .setTitle("Stop Update") |
| .setMessage("Do you really want to cancel running update?") |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { |
| uiReset(); |
| stopRunningUpdate(); |
| }) |
| .setNegativeButton(android.R.string.cancel, null).show(); |
| } |
| |
| /** |
| * reset button clicked |
| */ |
| public void onResetClick(View view) { |
| new AlertDialog.Builder(this) |
| .setTitle("Reset Update") |
| .setMessage("Do you really want to cancel running update" |
| + " and restore old version?") |
| .setIcon(android.R.drawable.ic_dialog_alert) |
| .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> { |
| uiReset(); |
| resetUpdate(); |
| }) |
| .setNegativeButton(android.R.string.cancel, null).show(); |
| } |
| |
| /** |
| * Invoked when anything changes. The value of {@code status} will |
| * be one of the values from {@link UpdateEngine.UpdateStatusConstants}, |
| * and {@code percent} will be from {@code 0.0} to {@code 1.0}. |
| */ |
| private void onStatusUpdate(int status, float percent) { |
| mProgressBar.setProgress((int) (100 * percent)); |
| if (mUpdateEngineStatus.get() != status) { |
| mUpdateEngineStatus.set(status); |
| runOnUiThread(() -> { |
| Log.e("UpdateEngine", "StatusUpdate - status=" |
| + UpdateEngineStatuses.getStatusText(status) |
| + "/" + status); |
| setUiStatus(status); |
| Toast.makeText(this, "Update Status changed", Toast.LENGTH_LONG) |
| .show(); |
| }); |
| } |
| } |
| |
| /** |
| * Invoked when the payload has been applied, whether successfully or |
| * unsuccessfully. The value of {@code errorCode} will be one of the |
| * values from {@link UpdateEngine.ErrorCodeConstants}. |
| */ |
| private void onPayloadApplicationComplete(int errorCode) { |
| runOnUiThread(() -> { |
| final String state = UpdateEngineErrorCodes.isUpdateSucceeded(errorCode) |
| ? "SUCCESS" |
| : "FAILURE"; |
| Log.i("UpdateEngine", |
| "Completed - errorCode=" |
| + UpdateEngineErrorCodes.getCodeName(errorCode) + "/" + errorCode |
| + " " + state); |
| Toast.makeText(this, "Update completed", Toast.LENGTH_LONG).show(); |
| }); |
| } |
| |
| /** resets ui */ |
| private void uiReset() { |
| mTextViewBuild.setText(Build.DISPLAY); |
| mSpinnerConfigs.setEnabled(true); |
| mButtonReload.setEnabled(true); |
| mButtonApplyConfig.setEnabled(true); |
| mButtonStop.setEnabled(false); |
| mButtonReset.setEnabled(false); |
| mProgressBar.setProgress(0); |
| mProgressBar.setEnabled(false); |
| mProgressBar.setVisibility(ProgressBar.INVISIBLE); |
| mTextViewStatus.setText(R.string.unknown); |
| } |
| |
| /** sets ui updating mode */ |
| private void uiSetUpdating() { |
| mTextViewBuild.setText(Build.DISPLAY); |
| mSpinnerConfigs.setEnabled(false); |
| mButtonReload.setEnabled(false); |
| mButtonApplyConfig.setEnabled(false); |
| mButtonStop.setEnabled(true); |
| mProgressBar.setEnabled(true); |
| mButtonReset.setEnabled(true); |
| mProgressBar.setVisibility(ProgressBar.VISIBLE); |
| } |
| |
| /** |
| * loads json configurations from configs dir that is defined in {@link UpdateConfigs}. |
| */ |
| private void loadUpdateConfigs() { |
| mConfigs = UpdateConfigs.getUpdateConfigs(this); |
| loadConfigsToSpinner(mConfigs); |
| } |
| |
| /** |
| * @param status update engine status code |
| */ |
| private void setUiStatus(int status) { |
| String statusText = UpdateEngineStatuses.getStatusText(status); |
| mTextViewStatus.setText(statusText); |
| } |
| |
| private void loadConfigsToSpinner(List<UpdateConfig> configs) { |
| String[] spinnerArray = UpdateConfigs.configsToNames(configs); |
| ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(this, |
| android.R.layout.simple_spinner_item, |
| spinnerArray); |
| spinnerArrayAdapter.setDropDownViewResource(android.R.layout |
| .simple_spinner_dropdown_item); |
| mSpinnerConfigs.setAdapter(spinnerArrayAdapter); |
| } |
| |
| private UpdateConfig getSelectedConfig() { |
| return mConfigs.get(mSpinnerConfigs.getSelectedItemPosition()); |
| } |
| |
| /** |
| * Applies the given update |
| */ |
| private void applyUpdate(UpdateConfig config) { |
| if (config.getInstallType() == UpdateConfig.TYPE_NON_STREAMING) { |
| AbNonStreamingUpdate update = new AbNonStreamingUpdate(mUpdateEngine, config); |
| try { |
| update.execute(); |
| } catch (Exception e) { |
| Log.e("MainActivity", "Error applying the update", e); |
| Toast.makeText(this, "Error applying the update", Toast.LENGTH_SHORT) |
| .show(); |
| } |
| } else { |
| Toast.makeText(this, "Streaming is not implemented", Toast.LENGTH_SHORT) |
| .show(); |
| } |
| } |
| |
| /** |
| * Requests update engine to stop any ongoing update. If an update has been applied, |
| * leave it as is. |
| */ |
| private void stopRunningUpdate() { |
| Toast.makeText(this, |
| "stopRunningUpdate is not implemented", |
| Toast.LENGTH_SHORT).show(); |
| |
| } |
| |
| /** |
| * Resets update engine to IDLE state. Requests to cancel any onging update, or to revert if an |
| * update has been applied. |
| */ |
| private void resetUpdate() { |
| Toast.makeText(this, |
| "resetUpdate is not implemented", |
| Toast.LENGTH_SHORT).show(); |
| } |
| |
| /** |
| * Helper class to delegate UpdateEngine callbacks to MainActivity |
| */ |
| class UpdateEngineCallbackImpl extends UpdateEngineCallback { |
| @Override |
| public void onStatusUpdate(int status, float percent) { |
| MainActivity.this.onStatusUpdate(status, percent); |
| } |
| |
| @Override |
| public void onPayloadApplicationComplete(int errorCode) { |
| MainActivity.this.onPayloadApplicationComplete(errorCode); |
| } |
| } |
| |
| } |