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bug 632649 - Warn users on devices with 256mb of RAM or less that they are on an unsupported device, version 2 using /proc/meminfo r=dougt a=blocking-fennec

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This commit is contained in:
Brad Lassey 2011-02-13 23:25:22 -05:00
parent 55bbd6fefc
commit cc3fd36773
1 changed files with 44 additions and 17 deletions
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61
embedding/android/GeckoApp.java
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@ -223,25 +223,52 @@ abstract public class GeckoApp
surfaceView.mSplashStatusMsg =
getResources().getString(R.string.splash_screen_label);
mLibLoadThread.start();
// We don't currently support devices with less than 256Mb of RAM, warn on first run
if (Runtime.getRuntime().totalMemory() <= 262144L && !new File(sGREDir, "application.ini").exists()) {
if (IsNewInstall() && IsUnsupportedDevice()) {
new AlertDialog.Builder(this)
.setMessage(R.string.incompatable_device)
.setCancelable(false)
.setPositiveButton(R.string.continue_label, null)
.setNegativeButton(R.string.exit_label,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int id)
{
GeckoApp.this.finish();
System.exit(0);
}
})
.show();
.setMessage(R.string.incompatable_device)
.setCancelable(false)
.setPositiveButton(R.string.continue_label, null)
.setNegativeButton(R.string.exit_label,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int id)
{
GeckoApp.this.finish();
System.exit(0);
}
})
.show();
}
}
boolean IsNewInstall() {
File appIni = new File(sGREDir, "application.ini");
return !appIni.exists();
}
boolean IsUnsupportedDevice() {
// We don't currently support devices with less than 256Mb of RAM, warn on first run
File meminfo = new File("/proc/meminfo");
try {
BufferedReader br = new BufferedReader(new FileReader(meminfo));
String totalMem = "";
while(!totalMem.contains("MemTotal:") && totalMem != null)
totalMem = br.readLine();
StringTokenizer st = new StringTokenizer(totalMem, " ");
st.nextToken(); // "MemInfo:"
totalMem = st.nextToken();
Log.i("GeckoMemory", "MemTotal: " + Integer.parseInt(totalMem));
return Integer.parseInt(totalMem) <= 262144L;
} catch (Exception ex) {
// Will catch NullPointerException if totalMem isn't found,
// a NumberFormatException if the token isn't parsible
// IOException from the file reading or NoSuchElementException
// if totalMem doesn't have 2 tokens. None of these are fatal,
// so log it and move on.
Log.w("GeckoMemTest", "Exception when finding total memory", ex);
}
return false;
}
@Override