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Cleanup: use try-with-resources.

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Dennis Guse
2025-12-06 08:23:02 +01:00
parent 1cb3db496a
commit 7cb97b0e6b
4 changed files with 49 additions and 59 deletions
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src/androidTest/java/de/dennisguse/opentracks/data/CustomSQLiteOpenHelperTest.java
+25 -23
View File
@@ -100,18 +100,18 @@ public class CustomSQLiteOpenHelperTest {
// Open database with SQL upgrade
Map<String, String> tableByUpgrade;
Map<String, String> indicesByUpgrade;
try (SQLiteDatabase dbUpgraded = new CustomSQLiteOpenHelper(context, DATABASE_NAME).getReadableDatabase()) {
tableByUpgrade = getSQL(dbUpgraded, "table");
indicesByUpgrade = getSQL(dbUpgraded, "index");
try (CustomSQLiteOpenHelper dbUpgraded = new CustomSQLiteOpenHelper(context, DATABASE_NAME)) {
tableByUpgrade = getSQL(dbUpgraded.getReadableDatabase(), "table");
indicesByUpgrade = getSQL(dbUpgraded.getReadableDatabase(), "index");
}
context.deleteDatabase(DATABASE_NAME);
// Open database via creation script
Map<String, String> tablesByCreate;
Map<String, String> indicesByCreate;
try (SQLiteDatabase dbCreated = new CustomSQLiteOpenHelper(context, DATABASE_NAME).getReadableDatabase()) {
tablesByCreate = getSQL(dbCreated, "table");
indicesByCreate = getSQL(dbCreated, "index");
try (CustomSQLiteOpenHelper dbCreated = new CustomSQLiteOpenHelper(context, DATABASE_NAME)) {
tablesByCreate = getSQL(dbCreated.getReadableDatabase(), "table");
indicesByCreate = getSQL(dbCreated.getReadableDatabase(), "index");
}
@@ -134,14 +134,16 @@ public class CustomSQLiteOpenHelperTest {
@Test
public void onDowngrade_ToVersion23() {
// Create most recent database schema
new CustomSQLiteOpenHelper(context, DATABASE_NAME).getReadableDatabase().close();
try(CustomSQLiteOpenHelper db = new CustomSQLiteOpenHelper(context, DATABASE_NAME)) {
db.getReadableDatabase();
}
// Downgrade schema to version 23 (base version)
Map<String, String> tablesByDowngrade;
Map<String, String> indicesByDowngrade;
try (SQLiteDatabase db = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 23).getReadableDatabase()) {
tablesByDowngrade = getSQL(db, "table");
indicesByDowngrade = getSQL(db, "index");
try (CustomSQLiteOpenHelper db = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 23)) {
tablesByDowngrade = getSQL(db.getReadableDatabase(), "table");
indicesByDowngrade = getSQL(db.getReadableDatabase(), "index");
}
// then - verify table structure
@@ -155,9 +157,9 @@ public class CustomSQLiteOpenHelperTest {
@Test
public void track_uuid_unique() {
try (SQLiteDatabase db = new CustomSQLiteOpenHelper(context, DATABASE_NAME).getWritableDatabase()) {
db.execSQL("INSERT INTO tracks (uuid) VALUES (0x00)");
db.execSQL("INSERT INTO tracks (uuid) VALUES (0x00)");
try (CustomSQLiteOpenHelper db = new CustomSQLiteOpenHelper(context, DATABASE_NAME)) {
db.getWritableDatabase().execSQL("INSERT INTO tracks (uuid) VALUES (0x00)");
db.getWritableDatabase().execSQL("INSERT INTO tracks (uuid) VALUES (0x00)");
fail("unique constraint not enforced");
} catch (SQLiteConstraintException e) {
assertTrue(e.getMessage().contains("UNIQUE constraint failed: tracks.uuid"));
@@ -168,7 +170,8 @@ public class CustomSQLiteOpenHelperTest {
public void upgrade_data_to_30() {
// given: a track in version 29
createVersion23();
try (SQLiteDatabase db29 = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 29).getWritableDatabase()) {
try (CustomSQLiteOpenHelper db = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 29)) {
SQLiteDatabase db29 = db.getWritableDatabase();
db29.beginTransaction();
db29.execSQL("INSERT INTO tracks (_id) VALUES (1)");
@@ -201,7 +204,8 @@ public class CustomSQLiteOpenHelperTest {
}
// when / then
try (SQLiteDatabase db30 = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 30).getWritableDatabase()) {
try (CustomSQLiteOpenHelper db = new CustomSQLiteOpenHelper(context, DATABASE_NAME, 30)) {
SQLiteDatabase db30 = db.getWritableDatabase();
{
// Track 1
SQLiteQueryBuilder queryBuilder = new SQLiteQueryBuilder();
@@ -261,7 +265,7 @@ public class CustomSQLiteOpenHelperTest {
private void createVersion23() {
// Manually create database schema with version 23 (base version)
SQLiteDatabase dbBase = new SQLiteOpenHelper(context, DATABASE_NAME, null, 23) {
try(SQLiteOpenHelper dbBase = new SQLiteOpenHelper(context, DATABASE_NAME, null, 23) {
@Override
public void onCreate(SQLiteDatabase db) {
}
@@ -269,12 +273,10 @@ public class CustomSQLiteOpenHelperTest {
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
}
}.getWritableDatabase();
dbBase.execSQL(TRACKS_CREATE_TABLE_V23);
dbBase.execSQL(TRACKPOINTS_CREATE_TABLE_V23);
dbBase.execSQL(WAYPOINTS_CREATE_TABLE_V23);
dbBase.close();
}) {
dbBase.getWritableDatabase().execSQL(TRACKS_CREATE_TABLE_V23);
dbBase.getWritableDatabase().execSQL(TRACKPOINTS_CREATE_TABLE_V23);
dbBase.getWritableDatabase().execSQL(WAYPOINTS_CREATE_TABLE_V23);
}
}
}
src/androidTest/java/de/dennisguse/opentracks/io/file/importer/GPXTrackImporterTest.java
+11 -11
View File
@@ -314,19 +314,19 @@ public class GPXTrackImporterTest {
// given
XMLImporter importer = new XMLImporter(new GPXTrackImporter(context, trackImporter));
InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx_timezone);
InputStream inputStreamExpected = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx_timezone);
try(InputStream inputStreamExpected = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx_timezone)) {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
// when
// 1. import
importTrackId = importer.importFile(inputStream).get(0);
Track importedTrack = contentProviderUtils.getTrack(importTrackId);
// when
// 1. import
importTrackId = importer.importFile(inputStream).get(0);
Track importedTrack = contentProviderUtils.getTrack(importTrackId);
TrackExporter trackExporter = TrackFileFormat.GPX.createTrackExporter(context, contentProviderUtils);
trackExporter.writeTrack(List.of(importedTrack), outputStream);
TrackExporter trackExporter = TrackFileFormat.GPX.createTrackExporter(context, contentProviderUtils);
trackExporter.writeTrack(List.of(importedTrack), outputStream);
// then
assertEquals(new String(inputStreamExpected.readAllBytes(), StandardCharsets.UTF_8), outputStream.toString());
// then
assertEquals(new String(inputStreamExpected.readAllBytes(), StandardCharsets.UTF_8), outputStream.toString());
}
}
}
src/main/java/de/dennisguse/opentracks/ui/util/ThemeUtils.java
+10 -16
View File
@@ -42,27 +42,21 @@ public class ThemeUtils {
}
public static int getFontSizeSmallInPx(Context context) {
TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body2, new int[]{android.R.attr.textSize});
int fontSize = typedArray.getDimensionPixelSize(0, 12);
typedArray.recycle();
return fontSize;
try(TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body2, new int[]{android.R.attr.textSize})) {
return typedArray.getDimensionPixelSize(0, 12);
}
}
public static int getFontSizeMediumInPx(Context context) {
TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body1, new int[]{android.R.attr.textSize});
int fontSize = typedArray.getDimensionPixelSize(0, 15);
typedArray.recycle();
return fontSize;
try(TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body1, new int[]{android.R.attr.textSize})) {
return typedArray.getDimensionPixelSize(0, 15);
}
}
/**
* Gets the photo height.
*/
public static int getPhotoHeight(Context context) {
int[] attrs = new int[]{android.R.attr.listPreferredItemHeight};
TypedArray typeArray = context.obtainStyledAttributes(attrs);
int height = typeArray.getDimensionPixelSize(0, 128);
typeArray.recycle();
return 2 * height;
try(TypedArray typeArray = context.obtainStyledAttributes(new int[]{android.R.attr.listPreferredItemHeight})) {
int height = typeArray.getDimensionPixelSize(0, 128);
return 2 * height;
}
}
}
src/main/java/de/dennisguse/opentracks/util/FileUtils.java
+3 -9
View File
@@ -189,16 +189,10 @@ public class FileUtils {
return name;
}
/**
* Copy a File (src) to a File (dst).
*
* @param src source file.
* @param dst destination file.
*/
public static void copy(FileDescriptor src, File dst) {
try (FileChannel in = new FileInputStream(src).getChannel();
FileChannel out = new FileOutputStream(dst).getChannel()) {
in.transferTo(0, in.size(), out);
try (FileInputStream in = new FileInputStream(src);
FileOutputStream out = new FileOutputStream(dst)) {
in.getChannel().transferTo(0, in.getChannel().size(), out.getChannel());
} catch (Exception e) {
// post to log
Log.e(TAG, e.getMessage());