Extracted Database interface

Plan/common/src/main/java/com/djrapitops/plan/db/AbstractDatabase.java

@@ -0,0 +1,35 @@
+/*
+ *  This file is part of Player Analytics (Plan).
+ *
+ *  Plan is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License v3 as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Plan is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with Plan. If not, see <https://www.gnu.org/licenses/>.
+ */
+package com.djrapitops.plan.db;
+
+/**
+ * Abstract class representing a Database.
+ * <p>
+ * All Operations methods should be only called from an asynchronous thread.
+ *
+ * @author Rsl1122
+ */
+public abstract class AbstractDatabase implements Database {
+
+    protected volatile boolean open = false;
+
+    @Override
+    public boolean isOpen() {
+        return open;
+    }
+
+}

Plan/common/src/main/java/com/djrapitops/plan/db/Database.java

@@ -21,31 +21,38 @@ import com.djrapitops.plan.api.exceptions.database.DBInitException;
 import com.djrapitops.plan.system.database.databases.operation.*;
 
 /**
- * Abstract class representing a Database.
- * <p>
- * All Operations methods should be only called from an asynchronous thread.
+ * Interface for interacting with a Plan SQL database.
  *
  * @author Rsl1122
  */
-public abstract class Database {
+public interface Database {
 
-    protected volatile boolean open = false;
+    void init() throws DBInitException;
 
-    public abstract void init() throws DBInitException;
+    void close() throws DBException;
 
-    public abstract BackupOperations backup();
+    boolean isOpen();
 
-    public abstract CheckOperations check();
+    @Deprecated
+    BackupOperations backup();
 
-    public abstract FetchOperations fetch();
+    @Deprecated
+    CheckOperations check();
 
-    public abstract RemoveOperations remove();
+    @Deprecated
+    FetchOperations fetch();
 
-    public abstract SearchOperations search();
+    @Deprecated
+    RemoveOperations remove();
 
-    public abstract CountOperations count();
+    @Deprecated
+    SearchOperations search();
 
-    public abstract SaveOperations save();
+    @Deprecated
+    CountOperations count();
+
+    @Deprecated
+    SaveOperations save();
 
     /**
      * Used to get the {@code DBType} of the Database
@@ -53,14 +60,9 @@ public abstract class Database {
      * @return the {@code DBType}
      * @see DBType
      */
-    public abstract DBType getType();
-
-    public abstract void close() throws DBException;
-
-    public boolean isOpen() {
-        return open;
-    }
-
-    public abstract void scheduleClean(long delay);
+    @Deprecated
+    DBType getType();
 
+    @Deprecated
+    void scheduleClean(long delay);
 }

Plan/common/src/main/java/com/djrapitops/plan/db/SQLDB.java

@@ -58,7 +58,7 @@ import java.util.stream.Collectors;
  *
  * @author Rsl1122
  */
-public abstract class SQLDB extends Database {
+public abstract class SQLDB extends AbstractDatabase {
 
     private final Supplier<UUID> serverUUIDSupplier;