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replacing configration file with database
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src/main/java/uk/yermak/audiobookconverter/AppProperties.java
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src/main/java/uk/yermak/audiobookconverter/AppSetting.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,163 @@ | ||
| package uk.yermak.audiobookconverter; | ||
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| import javafx.collections.FXCollections; | ||
| import javafx.collections.ObservableList; | ||
| import jetbrains.exodus.ByteIterable; | ||
| import jetbrains.exodus.bindings.StringBinding; | ||
| import jetbrains.exodus.entitystore.Entity; | ||
| import jetbrains.exodus.entitystore.EntityIterable; | ||
| import jetbrains.exodus.entitystore.PersistentEntityStore; | ||
| import jetbrains.exodus.entitystore.PersistentEntityStores; | ||
| import jetbrains.exodus.env.*; | ||
| import org.apache.commons.lang3.StringUtils; | ||
| import org.jetbrains.annotations.NotNull; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
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| import java.io.File; | ||
| import java.lang.invoke.MethodHandles; | ||
| import java.util.*; | ||
| import java.util.stream.StreamSupport; | ||
|
|
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| public class AppSetting { | ||
| final static Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); | ||
| public static final File APP_DIR = new File(System.getProperty("APP_HOME")); | ||
| public static final String PRESET_ENTITY = "Preset"; | ||
| public static final String PRESET_NAME = "name"; | ||
| public static final String PRESET_FORMAT = "format"; | ||
| public static final String PRESET_BITRATE = "bitrate"; | ||
| public static final String PRESET_FREQUENCY = "frequency"; | ||
| public static final String PRESET_CHANNELS = "channels"; | ||
| public static final String PRESET_CUTOFF = "cutoff"; | ||
| public static final String PRESET_CBR = "cbr"; | ||
| public static final String PRESET_QUALITY = "quality"; | ||
| public static final String GENRE_ENTITY = "Genre"; | ||
| public static final String GENRE_TITLE = "title"; | ||
| public static final String GENRE_CREATED = "created"; | ||
| public static final String SETTINGS = "Settings"; | ||
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|
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| public static String getProperty(String key) { | ||
| String result; | ||
| try (jetbrains.exodus.env.Environment env = Environments.newInstance(APP_DIR.getPath())) { | ||
| result = env.computeInReadonlyTransaction(txn -> { | ||
| final Store store = env.openStore(SETTINGS, StoreConfig.WITHOUT_DUPLICATES, txn); | ||
| ByteIterable entry = store.get(txn, StringBinding.stringToEntry(key)); | ||
| if (entry!=null) { | ||
| return StringBinding.entryToString(entry); | ||
| } else { | ||
| return null; | ||
| } | ||
| }); | ||
| } | ||
| return result; | ||
| } | ||
|
|
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| public static synchronized void setProperty(String key, String value) { | ||
| try (jetbrains.exodus.env.Environment env = Environments.newInstance(APP_DIR.getPath())) { | ||
| env.executeInTransaction(txn -> { | ||
| final Store store = env.openStore(SETTINGS, StoreConfig.WITHOUT_DUPLICATES, txn); | ||
| store.put(txn, StringBinding.stringToEntry(key), StringBinding.stringToEntry(value)); | ||
| }); | ||
| } | ||
| } | ||
|
|
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| public static void saveGenres(String genre) { | ||
| if (StringUtils.isNotEmpty(genre) & loadGenres().stream().noneMatch(s -> s.equals(genre))) { | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| entityStore.executeInTransaction(txn -> { | ||
| final Entity genreEntity = txn.newEntity(GENRE_ENTITY); | ||
| genreEntity.setProperty(GENRE_TITLE, genre); | ||
| genreEntity.setProperty(GENRE_CREATED, System.currentTimeMillis()); | ||
| }); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| public static ObservableList<String> loadGenres() { | ||
| ObservableList<String> genres; | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| genres = entityStore.computeInReadonlyTransaction(txn -> { | ||
| ObservableList<String> list = FXCollections.observableArrayList(); | ||
| StreamSupport.stream(txn.sort(GENRE_ENTITY, GENRE_TITLE, true).spliterator(), false).forEach(g -> list.add((String) g.getProperty(GENRE_TITLE))); | ||
| return list; | ||
| }); | ||
| } | ||
| return genres; | ||
| } | ||
|
|
||
| public static void removeGenre(String genre) { | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| entityStore.executeInTransaction(txn -> { | ||
| EntityIterable entities = txn.find(GENRE_ENTITY, GENRE_TITLE, genre); | ||
| for (Entity entity : entities) { | ||
| entity.delete(); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| public static List<Preset> loadPresets() { | ||
| List<Preset> presets; | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| presets = entityStore.computeInReadonlyTransaction(txn -> { | ||
| List<Preset> list = new ArrayList<>(); | ||
| EntityIterable all = txn.getAll(PRESET_ENTITY); | ||
| for (Entity entity : all) { | ||
| Preset preset = bindPreset(entity); | ||
| list.add(preset); | ||
| } | ||
| return list; | ||
| }); | ||
| } | ||
| return presets; | ||
| } | ||
|
|
||
| @NotNull | ||
| private static Preset bindPreset(Entity entity) { | ||
| String name = (String) entity.getProperty(PRESET_NAME); | ||
| String format = (String) entity.getProperty(PRESET_FORMAT); | ||
| Integer bitrate = (Integer) entity.getProperty(PRESET_BITRATE); | ||
| Integer frequency = (Integer) entity.getProperty(PRESET_FREQUENCY); | ||
| Integer channels = (Integer) entity.getProperty(PRESET_CHANNELS); | ||
| Integer cutoff = (Integer) entity.getProperty(PRESET_CUTOFF); | ||
| Boolean cbr = (Boolean) entity.getProperty(PRESET_CBR); | ||
| Integer quality = (Integer) entity.getProperty(PRESET_QUALITY); | ||
| Preset preset = new Preset(name, new OutputParameters(Format.instance(format), bitrate, frequency, channels, cutoff, cbr, quality)); | ||
| return preset; | ||
| } | ||
|
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| public static void savePreset(Preset preset) { | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| entityStore.executeInTransaction(txn -> { | ||
| Entity entity; | ||
| EntityIterable entities = txn.find(PRESET_ENTITY, PRESET_NAME, preset.getName()); | ||
| if (entities.isEmpty()) { | ||
| entity = txn.newEntity(PRESET_ENTITY); | ||
| } else { | ||
| entity = entities.getFirst(); | ||
| } | ||
| entity.setProperty(PRESET_NAME, preset.getName()); | ||
| entity.setProperty(PRESET_FORMAT, preset.getFormat().format); | ||
| entity.setProperty(PRESET_BITRATE, preset.getBitRate()); | ||
| entity.setProperty(PRESET_FREQUENCY, preset.getFrequency()); | ||
| entity.setProperty(PRESET_CHANNELS, preset.getChannels()); | ||
| entity.setProperty(PRESET_CUTOFF, preset.getCutoff()); | ||
| entity.setProperty(PRESET_CBR, preset.isCbr()); | ||
| entity.setProperty(PRESET_QUALITY, preset.getVbrQuality()); | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| public static Preset loadPreset(String presetName) { | ||
| Preset preset; | ||
| try (PersistentEntityStore entityStore = PersistentEntityStores.newInstance(APP_DIR.getPath())) { | ||
| preset = entityStore.computeInReadonlyTransaction(txn -> { | ||
| EntityIterable entities = txn.find(PRESET_ENTITY, PRESET_NAME, presetName); | ||
| if (entities.isEmpty()) return null; | ||
| return bindPreset(entities.getFirst()); | ||
| }); | ||
| } | ||
| return preset; | ||
| } | ||
| } |
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