Batch Insert for SecurityTable

Plan/src/main/java/com/djrapitops/plan/database/tables/ActionsTable.java

@@ -4,6 +4,7 @@
  */
 package main.java.com.djrapitops.plan.database.tables;
 
+import com.djrapitops.plugin.utilities.Verify;
 import main.java.com.djrapitops.plan.Plan;
 import main.java.com.djrapitops.plan.api.exceptions.DBCreateTableException;
 import main.java.com.djrapitops.plan.data.Action;
@@ -165,7 +166,7 @@ public class ActionsTable extends UserIDTable {
     }
 
     public void insertActions(Map<UUID, Map<UUID, List<Action>>> allActions) throws SQLException {
-        if (allActions.isEmpty()) {
+        if (Verify.isEmpty(allActions)) {
             return;
         }
         PreparedStatement statement = null;

Plan/src/main/java/com/djrapitops/plan/database/tables/IPsTable.java

@@ -1,5 +1,6 @@
 package main.java.com.djrapitops.plan.database.tables;
 
+import com.djrapitops.plugin.utilities.Verify;
 import main.java.com.djrapitops.plan.api.exceptions.DBCreateTableException;
 import main.java.com.djrapitops.plan.database.databases.SQLDB;
 import main.java.com.djrapitops.plan.database.sql.Select;
@@ -196,7 +197,7 @@ public class IPsTable extends UserIDTable {
     }
 
     public void insertIPsAndGeolocations(Map<UUID, Map<String, String>> allIPsAndGeolocations) throws SQLException {
-        if (allIPsAndGeolocations.isEmpty()) {
+        if (Verify.isEmpty(allIPsAndGeolocations)) {
             return;
         }
         PreparedStatement statement = null;

Plan/src/main/java/com/djrapitops/plan/database/tables/NicknamesTable.java

@@ -1,5 +1,6 @@
 package main.java.com.djrapitops.plan.database.tables;
 
+import com.djrapitops.plugin.utilities.Verify;
 import main.java.com.djrapitops.plan.Plan;
 import main.java.com.djrapitops.plan.api.exceptions.DBCreateTableException;
 import main.java.com.djrapitops.plan.database.databases.SQLDB;
@@ -200,7 +201,7 @@ public class NicknamesTable extends UserIDTable {
     }
 
     public void insertNicknames(Map<UUID, Map<UUID, List<String>>> allNicknames) throws SQLException {
-        if (allNicknames.isEmpty()) {
+        if (Verify.isEmpty(allNicknames)) {
             return;
         }
         PreparedStatement statement = null;

Plan/src/main/java/com/djrapitops/plan/database/tables/SecurityTable.java

@@ -5,6 +5,7 @@
  */
 package main.java.com.djrapitops.plan.database.tables;
 
+import com.djrapitops.plugin.utilities.Verify;
 import main.java.com.djrapitops.plan.Log;
 import main.java.com.djrapitops.plan.api.exceptions.DBCreateTableException;
 import main.java.com.djrapitops.plan.data.WebUser;
@@ -28,9 +29,14 @@ public class SecurityTable extends Table {
     private final String columnUser = "username";
     private final String columnSaltedHash = "salted_pass_hash";
     private final String columnPermLevel = "permission_level";
+    private String insertStatement;
 
     public SecurityTable(SQLDB db, boolean usingMySQL) {
         super("plan_security", db, usingMySQL);
+        insertStatement = Insert.values(tableName,
+                columnUser,
+                columnSaltedHash,
+                columnPermLevel);
     }
 
     @Override
@@ -67,10 +73,7 @@ public class SecurityTable extends Table {
     public void addNewUser(String user, String saltPassHash, int permLevel) throws SQLException {
         PreparedStatement statement = null;
         try {
-            statement = prepareStatement(Insert.values(tableName,
+            statement = prepareStatement(insertStatement);
-                    columnUser,
-                    columnSaltedHash,
-                    columnPermLevel));
             statement.setString(1, user);
             statement.setString(2, saltPassHash);
             statement.setInt(3, permLevel);
@@ -110,6 +113,7 @@ public class SecurityTable extends Table {
         ResultSet set = null;
         try {
             statement = prepareStatement(Select.all(tableName).toString());
+            statement.setFetchSize(5000);
             set = statement.executeQuery();
             List<WebUser> list = new ArrayList<>();
             while (set.next()) {
@@ -125,4 +129,29 @@ public class SecurityTable extends Table {
             close(set, statement);
         }
     }
+
+    public void addUsers(List<WebUser> users) throws SQLException {
+        if (Verify.isEmpty(users)) {
+            return;
+        }
+        PreparedStatement statement = null;
+        try {
+            statement = prepareStatement(insertStatement);
+            for (WebUser user : users) {
+                String userName = user.getName();
+                String pass = user.getSaltedPassHash();
+                int permLvl = user.getPermLevel();
+
+                statement.setString(1, userName);
+                statement.setString(2, pass);
+                statement.setInt(3, permLvl);
+                statement.addBatch();
+            }
+
+            statement.executeBatch();
+            commit(statement.getConnection());
+        } finally {
+            close(statement);
+        }
+    }
 }

Plan/src/main/java/com/djrapitops/plan/database/tables/move/BatchOperationTable.java

@@ -25,6 +25,8 @@ import java.util.UUID;
  * The copy methods assume that the table has been cleared, or that no duplicate data will be entered for a user.
  * <p>
  * clearTable methods can be used to clear the table beforehand.
+ * <p>
+ * Server & User tables should be copied first.
  *
  * @author Rsl1122
  * @since 4.0.0
@@ -62,4 +64,8 @@ public class BatchOperationTable extends Table {
     public void copyNicknames(BatchOperationTable toDB) throws SQLException {
         toDB.db.getNicknamesTable().insertNicknames(db.getNicknamesTable().getAllNicknames());
     }
+
+    public void copyWebUsers(BatchOperationTable toDB) throws SQLException {
+        toDB.db.getSecurityTable().addUsers(db.getSecurityTable().getUsers());
+    }
 }