SimpleDatabaseMap.java 文件源码

public SimpleDatabaseMap(String table, String database, Class<K> keyClazz, Class<V> valueClazz, DatabaseType type) {
    this.handler = new SQLDatabaseHandler(table, database);

    this.keyColumnName = keyClazz.getSimpleName().toLowerCase();
    this.valueClazz = valueClazz;

    List<String> columnNames = new ArrayList<>();


    if (type == DatabaseType.MYSQL) {
        columnNames.add(SQLDatabaseHandler.createMySQLColumn(keyColumnName, MySQLDataType.VARCHAR, 767, SQLConstraints.PRIMARY_KEY));

        for (ReflectionHelper.SaveField valueFields : ReflectionHelper.findFieldsNotAnnotatedWith(Expose.class, valueClazz)) {
            columnNames.add(SQLDatabaseHandler.createMySQLColumn(
                    valueFields.field().getName(), MySQLDataType.TEXT, 5000));

            fieldNames.add(valueFields.field().getName());
        }
    } else if (type == DatabaseType.SQLITE) {
        columnNames.add(SQLDatabaseHandler.createSQLiteColumn(keyColumnName, SQLiteDataType.TEXT, SQLConstraints.PRIMARY_KEY));

        for (ReflectionHelper.SaveField sf : ReflectionHelper.findFieldsNotAnnotatedWith(Expose.class, valueClazz)) {
            columnNames.add(SQLDatabaseHandler.createSQLiteColumn(
                    sf.field().getName(), SQLiteDataType.TEXT));

            fieldNames.add(sf.field().getName());
        }
    }

    handler.create(columnNames.toArray(new String[columnNames.size()]));
}