Android:捕获错误“不幸的是‘应用’已停止工作"; [英] Android: Catch Error "Unfortunately 'app' has stopped working"
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问题描述
是否可以捕获/处理此错误并显示不同的对话框消息?喜欢:抱歉,AppName"已停止工作
is it possible to catch/handle this error and display a different dialog message? like: Sorry "AppName" has stopped working
推荐答案
是的,可以自定义 Android 强制关闭消息.请执行以下操作,
Yes it is possible to customize the Android Force Close Message.Do the Following,
创建自己的异常处理程序类
Create your own Exception handler class
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Thread.setDefaultUncaughtExceptionHandler(new UnCaughtException(MainActivity.this));
int y = 5/0;
}
这是捕获强制关闭对话框并显示我们的自定义对话框的类.
And this is the Class that captures the Force Close Dialog and shows our CustomDialog.
UnCaughtException.java
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.lang.Thread.UncaughtExceptionHandler;
import java.util.Date;
import java.util.Locale;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Environment;
import android.os.Looper;
import android.os.StatFs;
import android.util.Log;
public class UnCaughtException implements UncaughtExceptionHandler {
private Context context;
private static Context context1;
public UnCaughtException(Context ctx) {
context = ctx;
context1 = ctx;
}
private StatFs getStatFs() {
File path = Environment.getDataDirectory();
return new StatFs(path.getPath());
}
private long getAvailableInternalMemorySize(StatFs stat) {
long blockSize = stat.getBlockSize();
long availableBlocks = stat.getAvailableBlocks();
return availableBlocks * blockSize;
}
private long getTotalInternalMemorySize(StatFs stat) {
long blockSize = stat.getBlockSize();
long totalBlocks = stat.getBlockCount();
return totalBlocks * blockSize;
}
private void addInformation(StringBuilder message) {
message.append("Locale: ").append(Locale.getDefault()).append('
');
try {
PackageManager pm = context.getPackageManager();
PackageInfo pi;
pi = pm.getPackageInfo(context.getPackageName(), 0);
message.append("Version: ").append(pi.versionName).append('
');
message.append("Package: ").append(pi.packageName).append('
');
} catch (Exception e) {
Log.e("CustomExceptionHandler", "Error", e);
message.append("Could not get Version information for ").append(
context.getPackageName());
}
message.append("Phone Model ").append(android.os.Build.MODEL)
.append('
');
message.append("Android Version : ")
.append(android.os.Build.VERSION.RELEASE).append('
');
message.append("Board: ").append(android.os.Build.BOARD).append('
');
message.append("Brand: ").append(android.os.Build.BRAND).append('
');
message.append("Device: ").append(android.os.Build.DEVICE).append('
');
message.append("Host: ").append(android.os.Build.HOST).append('
');
message.append("ID: ").append(android.os.Build.ID).append('
');
message.append("Model: ").append(android.os.Build.MODEL).append('
');
message.append("Product: ").append(android.os.Build.PRODUCT)
.append('
');
message.append("Type: ").append(android.os.Build.TYPE).append('
');
StatFs stat = getStatFs();
message.append("Total Internal memory: ")
.append(getTotalInternalMemorySize(stat)).append('
');
message.append("Available Internal memory: ")
.append(getAvailableInternalMemorySize(stat)).append('
');
}
public void uncaughtException(Thread t, Throwable e) {
try {
StringBuilder report = new StringBuilder();
Date curDate = new Date();
report.append("Error Report collected on : ")
.append(curDate.toString()).append('
').append('
');
report.append("Informations :").append('
');
addInformation(report);
report.append('
').append('
');
report.append("Stack:
");
final Writer result = new StringWriter();
final PrintWriter printWriter = new PrintWriter(result);
e.printStackTrace(printWriter);
report.append(result.toString());
printWriter.close();
report.append('
');
report.append("**** End of current Report ***");
Log.e(UnCaughtException.class.getName(),
"Error while sendErrorMail" + report);
sendErrorMail(report);
} catch (Throwable ignore) {
Log.e(UnCaughtException.class.getName(),
"Error while sending error e-mail", ignore);
}
}
public void sendErrorMail(final StringBuilder errorContent) {
final AlertDialog.Builder builder = new AlertDialog.Builder(context);
new Thread() {
@Override
public void run() {
Looper.prepare();
builder.setTitle("Sorry...!");
builder.create();
builder.setNegativeButton("Cancel",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,
int which) {
System.exit(0);
}
});
builder.setPositiveButton("Report",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,
int which) {
Intent sendIntent = new Intent(
Intent.ACTION_SEND);
String subject = "Your App crashed! Fix it!";
StringBuilder body = new StringBuilder("Yoddle");
body.append('
').append('
');
body.append(errorContent).append('
')
.append('
');
// sendIntent.setType("text/plain");
sendIntent.setType("message/rfc822");
sendIntent.putExtra(Intent.EXTRA_EMAIL,
new String[] { "coderzheaven@gmail.com" });
sendIntent.putExtra(Intent.EXTRA_TEXT,
body.toString());
sendIntent.putExtra(Intent.EXTRA_SUBJECT,
subject);
sendIntent.setType("message/rfc822");
context1.startActivity(sendIntent);
System.exit(0);
}
});
builder.setMessage("Oops,Your application has crashed");
builder.show();
Looper.loop();
}
}.start();
}
}
取自以下教程
http://www.coderzheaven.com/2013/03/13/customize-force-close-dialog-android/
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