Prevent duplicate key exception from being thrown entirely

Affects issues:
- Fixed #3543

Plan/common/src/main/java/com/djrapitops/plan/storage/database/sql/building/Sql.java

@@ -118,6 +118,8 @@ public abstract class Sql {
 
     public abstract String dateToHour(String sql);
 
+    public abstract String insertOrIgnore();
+
     // https://dev.mysql.com/doc/refman/5.7/en/date-and-time-functions.html
     public static class MySQL extends Sql {
 
@@ -150,6 +152,11 @@ public abstract class Sql {
         public String dateToHour(String sql) {
             return "HOUR(" + sql + ") % 24";
         }
+
+        @Override
+        public String insertOrIgnore() {
+            return "INSERT IGNORE INTO ";
+        }
     }
 
     // https://sqlite.org/lang_datefunc.html
@@ -184,5 +191,10 @@ public abstract class Sql {
         public String dateToHour(String sql) {
             return "strftime('%H'," + sql + ')';
         }
+
+        @Override
+        public String insertOrIgnore() {
+            return "INSERT OR IGNORE INTO ";
+        }
     }
 }

Plan/common/src/main/java/com/djrapitops/plan/storage/database/sql/tables/webuser/WebPermissionTable.java

@@ -41,6 +41,10 @@ public class WebPermissionTable {
         /* Static information class */
     }
 
+    public static String safeInsertSQL(DBType dbType) {
+        return dbType.getSql().insertOrIgnore() + TABLE_NAME + " (" + PERMISSION + ") VALUES (?)";
+    }
+
     public static String createTableSQL(DBType dbType) {
         return CreateTableBuilder.create(TABLE_NAME, dbType)
                 .column(ID, Sql.INT).primaryKey()

Plan/common/src/main/java/com/djrapitops/plan/storage/database/transactions/patches/UpdateWebPermissionsPatch.java

@@ -17,7 +17,6 @@
 package com.djrapitops.plan.storage.database.transactions.patches;
 
 import com.djrapitops.plan.delivery.domain.auth.WebPermission;
-import com.djrapitops.plan.exceptions.database.DBOpException;
 import com.djrapitops.plan.storage.database.queries.objects.WebUserQueries;
 import com.djrapitops.plan.storage.database.sql.tables.webuser.WebPermissionTable;
 import com.djrapitops.plan.storage.database.transactions.ExecBatchStatement;
@@ -56,19 +55,11 @@ public class UpdateWebPermissionsPatch extends Patch {
 
     @Override
     protected void applyPatch() {
-        try {
+        storeMissing();
-            storeMissing();
-        } catch (DBOpException failed) {
-            if (failed.isDuplicateKeyViolation()) {
-                retry(failed);
-            } else {
-                throw failed;
-            }
-        }
     }
 
     private void storeMissing() {
-        execute(new ExecBatchStatement(WebPermissionTable.INSERT_STATEMENT) {
+        execute(new ExecBatchStatement(WebPermissionTable.safeInsertSQL(dbType)) {
             @Override
             public void prepare(PreparedStatement statement) throws SQLException {
                 for (String permission : missingPermissions) {
@@ -78,14 +69,4 @@ public class UpdateWebPermissionsPatch extends Patch {
             }
         });
     }
-
-    private void retry(DBOpException failed) {
-        try {
-            if (hasBeenApplied()) return;
-            storeMissing();
-        } catch (DBOpException anotherFail) {
-            anotherFail.addSuppressed(failed);
-            throw anotherFail;
-        }
-    }
 }

Plan/common/src/main/java/com/djrapitops/plan/storage/database/transactions/webuser/StoreMissingWebPermissionsTransaction.java

@@ -50,7 +50,7 @@ public class StoreMissingWebPermissionsTransaction extends Transaction {
                 missingPermissions.add(permission);
             }
         }
-        execute(new ExecBatchStatement(WebPermissionTable.INSERT_STATEMENT) {
+        execute(new ExecBatchStatement(WebPermissionTable.safeInsertSQL(dbType)) {
             @Override
             public void prepare(PreparedStatement statement) throws SQLException {
                 for (String permission : missingPermissions) {