diff options
Diffstat (limited to 'src/main/java/org/traccar/storage/Storage.java')
-rw-r--r-- | src/main/java/org/traccar/storage/Storage.java | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/storage/Storage.java b/src/main/java/org/traccar/storage/Storage.java new file mode 100644 index 000000000..b95ce9505 --- /dev/null +++ b/src/main/java/org/traccar/storage/Storage.java @@ -0,0 +1,25 @@ +package org.traccar.storage; + +import org.traccar.storage.query.Request; + +import java.util.List; + +public abstract class Storage { + + abstract <T> List<T> getObjects(Class<T> clazz, Request request) throws StorageException; + + abstract <T> long addObject(T entity, Request request) throws StorageException; + + abstract <T> void updateObject(T entity, Request request) throws StorageException; + + abstract void removeObject(Class<?> clazz, Request request) throws StorageException; + + <T> T getObject(Class<T> clazz, Request request) throws StorageException { + var objects = getObjects(clazz, request); + if (objects.isEmpty()) { + throw new StorageException("No objects found"); + } + return objects.get(0); + } + +} |