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Allow for folder specific StorageSystem + added documentation

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This commit is contained in:
Felix Cravic 2020-05-05 23:46:36 +02:00
parent 305bc78123
commit 201df39685
1 changed files with 32 additions and 10 deletions
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42
src/main/java/net/minestom/server/storage/StorageManager.java
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@ -8,25 +8,47 @@ import java.util.function.Supplier;
public class StorageManager { public class StorageManager {
private Supplier<StorageSystem> storageSystemSupplier = null; private Supplier<StorageSystem> defaultStorageSystemSupplier = null;
// Folder path -> storage folder object
private Map<String, StorageFolder> folderMap = new HashMap<>(); private Map<String, StorageFolder> folderMap = new HashMap<>();
public StorageFolder getFolder(String folderName) { /**
if (storageSystemSupplier == null) * Used to get an access to the specified folder
throw new NullPointerException("You need to define a storage system before using the Storage API"); * WARNING: a storage folder needs to be created with an unique storage system linked
* you cannot open the save folder with two or more different StorageSystem implementation
*
* @param folderPath the path to the folder
* @param storageSystem the storage system used in the specified folder
* @return the specified storage folder
*/
public StorageFolder getFolder(String folderPath, StorageSystem storageSystem) {
return folderMap.computeIfAbsent(folderPath, s -> new StorageFolder(storageSystem, folderPath));
}
StorageSystem storageSystem = storageSystemSupplier.get(); /**
return folderMap.computeIfAbsent(folderName, s -> new StorageFolder(storageSystem, folderName)); * Used to get an access to the specified folder
* The default StorageSystem provider will be used
*
* @param folderPath the path to the folder
* @return the specified storage default with the default
* @throws NullPointerException if no default StorageSystem is defined {@link #defineDefaultStorageSystem(Supplier)}
*/
public StorageFolder getFolder(String folderPath) {
if (defaultStorageSystemSupplier == null)
throw new NullPointerException("You need to either define a default storage system or specify your storage system for this specific folder");
StorageSystem storageSystem = defaultStorageSystemSupplier.get();
return getFolder(folderPath, storageSystem);
} }
public Collection<StorageFolder> getLoadedFolders() { public Collection<StorageFolder> getLoadedFolders() {
return Collections.unmodifiableCollection(folderMap.values()); return Collections.unmodifiableCollection(folderMap.values());
} }
public void defineStorageSystem(Supplier<StorageSystem> storageSystemSupplier) { public void defineDefaultStorageSystem(Supplier<StorageSystem> storageSystemSupplier) {
if (this.storageSystemSupplier != null) if (this.defaultStorageSystemSupplier != null)
System.out.println("WARNING: the current StorageSystem is being changed, could lead to issue!"); System.out.println("WARNING: the default StorageSystem is being changed, could lead to issue!");
this.storageSystemSupplier = storageSystemSupplier; this.defaultStorageSystemSupplier = storageSystemSupplier;
} }
} }