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Code Issues Projects Releases Wiki Activity

Expose save-state file in /sdcard/apple2ix

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This commit is contained in:
Aaron Culliney 2016-10-22 11:06:27 -07:00
parent bea9e1ee31
commit db04d330c7
3 changed files with 61 additions and 4 deletions
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11
Android/app/src/main/java/org/deadc0de/apple2ix/Apple2MainMenu.java
View File

@ -39,7 +39,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
public class Apple2MainMenu {
private final static String SAVE_FILE = "emulator.state";
public final static String SAVE_FILE = "emulator.state";
private final static String TAG = "Apple2MainMenu";
private Apple2Activity mActivity = null;
@ -299,7 +299,14 @@ public class Apple2MainMenu {
public void maybeSaveRestore() {
mActivity.pauseEmulation();
final String quickSavePath = Apple2Utils.getDataDir(mActivity) + File.separator + SAVE_FILE;
final String quickSavePath;
final File extStorage = Apple2Utils.getExternalStorageDirectory(mActivity);
if (extStorage != null) {
quickSavePath = extStorage + File.separator + SAVE_FILE;
} else {
quickSavePath = Apple2Utils.getDataDir(mActivity) + File.separator + SAVE_FILE;
}
final AtomicBoolean selectionAlreadyHandled = new AtomicBoolean(false);

4
Android/app/src/main/java/org/deadc0de/apple2ix/Apple2Preferences.java
View File

@ -174,8 +174,10 @@ public class Apple2Preferences {
Log.v(TAG, "Triggering migration to Apple2ix version : " + BuildConfig.VERSION_NAME);
setJSONPref(PREF_DOMAIN_INTERFACE, PREF_EMULATOR_VERSION, BuildConfig.VERSION_CODE);
Apple2Utils.migrate(activity);
if (BuildConfig.VERSION_CODE >= 17) {
// FIXME TODO : remove this after shipping 1.1.7+
// FIXME TODO : remove this after most/all app users are on 18+
boolean keypadPreset = false;
Apple2AbstractMenu.IMenuEnum menuEnum = null;

50
Android/app/src/main/java/org/deadc0de/apple2ix/Apple2Utils.java
View File

@ -19,11 +19,13 @@ import android.util.Log;
import android.view.View;
import android.widget.ProgressBar;
import org.deadc0de.apple2ix.basic.BuildConfig;
import org.deadc0de.apple2ix.basic.R;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
@ -100,6 +102,52 @@ public class Apple2Utils {
return attempts < maxAttempts;
}
public static void migrate(Apple2Activity activity) {
do {
if (BuildConfig.VERSION_CODE >= 18) {
// Migrate emulator.state file from internal path to external storage to allow user manipulation
// TODO FIXME : Remove this migration code when all/most users are on version >= 18
final File extStorage = Apple2Utils.getExternalStorageDirectory(activity);
if (extStorage == null) {
break;
}
final String srcPath = getDataDir(activity) + File.separator + Apple2MainMenu.SAVE_FILE;
final File srcFile = new File(srcPath);
if (!srcFile.exists()) {
break;
}
final String dstPath = extStorage + File.separator + Apple2MainMenu.SAVE_FILE;
final int maxAttempts = 5;
int attempts = 0;
do {
try {
FileInputStream is = new FileInputStream(srcFile);
FileOutputStream os = new FileOutputStream(dstPath);
copyFile(is, os);
break;
} catch (InterruptedIOException e) {
// EINTR, EAGAIN ...
} catch (IOException e) {
Log.d(TAG, "OOPS exception attempting to copy emulator.state file : " + e);
}
try {
Thread.sleep(100, 0);
} catch (InterruptedException ie) {
// ...
}
++attempts;
} while (attempts < maxAttempts);
srcFile.delete();
}
} while (false);
}
public static File getExternalStorageDirectory(Apple2Activity activity) {
@ -140,7 +188,7 @@ public class Apple2Utils {
return sRealExternalFilesDir;
}
// HACK NOTE 2015/02/22 : Apparently native code cannot easily access stuff in the APK ... so copy various resources
// HACK NOTE 2015/02/22 : Apparently native code cannot easily access stuff in the APK ... so copy various resources
// out of the APK and into the /data/data/... for ease of access. Because this is FOSS software we don't care about
// security or DRM for these assets =)
public static String getDataDir(Apple2Activity activity) {