Added database tables

src/main/java/com/alttd/database/DatabaseTables.java

@@ -0,0 +1,56 @@
+package com.alttd.database;
+
+import com.alttd.util.Logger;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.sql.Connection;
+import java.sql.SQLException;
+
+public class DatabaseTables {
+
+    private Connection connection;
+
+    protected DatabaseTables (Connection connection) {
+        this.connection = connection;
+        init(DatabaseTables.class, this);
+    }
+
+    private void init(Class<?> clazz, Object instance) {
+        for (Method method : clazz.getDeclaredMethods()) {
+            if (Modifier.isPrivate(method.getModifiers())) {
+                if (method.getParameterTypes().length == 0 && method.getReturnType() == Void.TYPE && method.getName().contains("Table")) {
+                    try {
+                        method.setAccessible(true);
+                        method.invoke(instance);
+                    } catch (InvocationTargetException ex) {
+                        throw new RuntimeException(ex.getCause());
+                    } catch (Exception ex) {
+                        Logger.severe("Error invoking %.", method.toString());
+                        ex.printStackTrace();
+                    }
+                }
+            }
+        }
+    }
+
+    private void createPollsTable() {
+        try {
+            String sql = "CREATE TABLE IF NOT EXISTS polls(" +
+                    "poll_id BIGINT NOT NULL, " +
+                    "channel_id BIGINT NOT NULL, " +
+                    "guild_id BIGINT NOT NULL, " +
+                    "active BIT DEFAULT b'0', " +
+                    "poll_title VARCHAR(256) NOT NULL, " +
+                    "embed_type VARCHAR(32) DEFAULT 'ABSTRACT_EMBED', " +
+                    "PRIMARY KEY (UUID, villager_type)" +
+                    ")";
+            connection.prepareStatement(sql).executeUpdate();
+        } catch (SQLException e) {
+            Logger.sql(e);
+            Logger.severe("Unable to create polls table, shutting down...");
+        }
+    }
+
+}