com.baomidou.mybatisplus.annotation.TableId Java Examples

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Example #1

Source File: MyBatisMetadata.java From jstarcraft-core with Apache License 2.0

4 votes

/**
 * 构造方法
 * 
 * @param metadata
 */
MyBatisMetadata(Class<? extends BaseMapper<?>> clazz) {
    ormClass = Class.class.cast(ParameterizedType.class.cast(clazz.getGenericInterfaces()[0]).getActualTypeArguments()[0]);
    ormName = ormClass.getName();
    ReflectionUtility.doWithFields(ormClass, (field) -> {
        if (Modifier.isStatic(field.getModifiers()) || Modifier.isTransient(field.getModifiers())) {
            return;
        }
        TableField annotation = field.getAnnotation(TableField.class);
        if (annotation != null) {
            if (!annotation.exist()) {
                return;
            }
            String columnName = annotation.value();
            if (!StringUtility.isEmpty(columnName)) {
                columnNames.put(field.getName(), columnName);
            }
        }
        if (field.isAnnotationPresent(Version.class)) {
            versionName = field.getName();
            return;
        }
        Class<?> type = ClassUtility.primitiveToWrapper(field.getType());
        if (String.class == type) {
            fields.put(field.getName(), type);
        } else if (type.isEnum()) {
            fields.put(field.getName(), type);
        } else if (Collection.class.isAssignableFrom(type) || type.isArray()) {
            fields.put(field.getName(), List.class);
        } else if (Date.class.isAssignableFrom(type)) {
            fields.put(field.getName(), Date.class);
        } else {
            fields.put(field.getName(), Map.class);
        }
        if (field.isAnnotationPresent(TableId.class)) {
            primaryName = field.getName();
            primaryClass = type;
        }
    });
    mapperClass = clazz;
}