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1 /*
<lambda>null2  * Copyright 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.virtualization.terminal
17 
18 import android.content.Context
19 import android.content.Intent
20 import android.os.Bundle
21 import android.text.method.ScrollingMovementMethod
22 import android.view.View
23 import android.widget.TextView
24 import java.io.IOException
25 import java.io.PrintWriter
26 import java.io.StringWriter
27 import java.lang.Exception
28 import java.lang.RuntimeException
29 
30 class ErrorActivity : BaseActivity() {
31     override fun onCreate(savedInstanceState: Bundle?) {
32         super.onCreate(savedInstanceState)
33 
34         setContentView(R.layout.activity_error)
35 
36         val button = findViewById<View>(R.id.recovery)
37         button.setOnClickListener(View.OnClickListener { _ -> launchRecoveryActivity() })
38         findViewById<TextView>(R.id.cause).setMovementMethod(ScrollingMovementMethod())
39     }
40 
41     override fun onNewIntent(intent: Intent) {
42         super.onNewIntent(intent)
43         setIntent(intent)
44     }
45 
46     override fun onResume() {
47         super.onResume()
48 
49         val intent = getIntent()
50         val e = intent.getParcelableExtra<Exception?>(EXTRA_CAUSE, Exception::class.java)
51         val cause = findViewById<TextView>(R.id.cause)
52         cause.text = e?.let { getString(R.string.error_code, getStackTrace(it)) }
53     }
54 
55     private fun launchRecoveryActivity() {
56         val intent = Intent(this, SettingsRecoveryActivity::class.java)
57         startActivity(intent)
58     }
59 
60     companion object {
61         private const val EXTRA_CAUSE = "cause"
62 
63         fun start(context: Context, e: Exception) {
64             val intent = Intent(context, ErrorActivity::class.java)
65             intent.putExtra(EXTRA_CAUSE, e)
66             intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK)
67             context.startActivity(intent)
68         }
69 
70         private fun getStackTrace(e: Exception): String? {
71             try {
72                 StringWriter().use { sWriter ->
73                     PrintWriter(sWriter).use { pWriter ->
74                         e.printStackTrace(pWriter)
75                         return sWriter.toString()
76                     }
77                 }
78             } catch (ex: IOException) {
79                 // This shall never happen
80                 throw RuntimeException(ex)
81             }
82         }
83     }
84 }
85