Examples with TableField com.baomidou.mybatisplus.annotation.TableField used on opensource projects

Example 6 with TableField

use of com.baomidou.mybatisplus.annotation.TableField in project albedo by somowhere.

the class Wraps method getDbField.

/**
 * 根据 bean字段 反射出 数据库字段
 *
 * @param beanField 字段
 * @param clazz     类型
 * @return 数据库字段名
 */
public static String getDbField(String beanField, Class<?> clazz) {
    ArgumentAssert.notNull(clazz, "实体类不能为空");
    ArgumentAssert.notEmpty(beanField, "字段名不能为空");
    Field field = ReflectUtil.getField(clazz, beanField);
    ArgumentAssert.notNull(field, "在类：{}中找不到属性：{}", clazz.getSimpleName(), beanField);
    TableField tf = field.getAnnotation(TableField.class);
    if (tf != null && StrUtil.isNotEmpty(tf.value())) {
        return tf.value();
    }
    TableId ti = field.getAnnotation(TableId.class);
    if (ti != null && StrUtil.isNotEmpty(ti.value())) {
        return ti.value();
    }
    throw BizException.wrap("{}.{} 未标记 @TableField 或 @TableId", clazz.getSimpleName(), beanField);
}

Example 7 with TableField

use of com.baomidou.mybatisplus.annotation.TableField in project muses by acgist.

the class FilterQuery method column.

/**
 * 通过MyBatis注解获取数据库列名
 *
 * @param <T> 类型
 *
 * @param entity entity
 * @param name Java字段名称
 *
 * @return 数据库列名
 */
private static final <T> String column(Class<T> entity, final String name) {
    final Map<String, String> map = COLUMN_CACHE.computeIfAbsent(entity, key -> new ConcurrentHashMap<>());
    return map.computeIfAbsent(name, key -> {
        final Field field = FieldUtils.getField(entity, name, true);
        if (field == null) {
            return name;
        }
        final TableField tableField = field.getAnnotation(TableField.class);
        if (tableField != null && StringUtils.isNotEmpty(tableField.value())) {
            return tableField.value();
        }
        final TableId tableId = field.getAnnotation(TableId.class);
        if (tableId != null && StringUtils.isNotEmpty(tableId.value())) {
            return tableId.value();
        }
        return name;
    });
}

Example 8 with TableField

use of com.baomidou.mybatisplus.annotation.TableField in project chao-cloud by chaojunzi.

the class MybatisUtil method getColumn.

/**
 * 根据实体获取列名
 *
 * @param func 表达式
 * @return column
 */
static <T, R> String getColumn(SFunction<T, R> func) {
    SerializedLambda lambda = SerializedLambda.resolve(func);
    // 获取实体类型
    Class<?> entityClass = lambda.getImplClass();
    // 获取方法类型
    String fieldName = StrUtil.getGeneralField(lambda.getImplMethodName());
    // 获取属性
    Field field = ReflectUtil.getField(entityClass, fieldName);
    TableField tableField = AnnotationUtil.getAnnotation(field, TableField.class);
    if (tableField != null) {
        String column = tableField.value();
        if (StrUtil.isNotBlank(column)) {
            return column;
        }
    }
    return StrUtil.toUnderlineCase(fieldName);
}

Example 9 with TableField

use of com.baomidou.mybatisplus.annotation.TableField in project diboot by dibo-software.

the class QueryBuilder method dtoToWrapper.

/**
 * 转换具体实现
 *
 * @param dto
 * @return
 */
private static <DTO> QueryWrapper<?> dtoToWrapper(DTO dto, Collection<String> fields) {
    QueryWrapper<?> wrapper;
    // 转换
    LinkedHashMap<String, FieldAndValue> fieldValuesMap = extractNotNullValues(dto, fields);
    if (V.isEmpty(fieldValuesMap)) {
        return new QueryWrapper<>();
    }
    // 只解析有值的
    fields = fieldValuesMap.keySet();
    // 是否有join联表查询
    boolean hasJoinTable = ParserCache.hasJoinTable(dto, fields);
    if (hasJoinTable) {
        wrapper = new DynamicJoinQueryWrapper<>(dto.getClass(), fields);
    } else {
        wrapper = new ExtQueryWrapper<>();
    }
    // 构建 ColumnName
    List<AnnoJoiner> annoJoinerList = ParserCache.getBindQueryAnnos(dto.getClass());
    BiFunction<BindQuery, Field, String> buildColumnName = (bindQuery, field) -> {
        if (bindQuery != null) {
            String key = field.getName() + bindQuery;
            for (AnnoJoiner annoJoiner : annoJoinerList) {
                if (key.equals(annoJoiner.getKey())) {
                    if (V.notEmpty(annoJoiner.getJoin())) {
                        // 获取注解Table
                        return annoJoiner.getAlias() + "." + annoJoiner.getColumnName();
                    } else {
                        return (hasJoinTable ? "self." : "") + annoJoiner.getColumnName();
                    }
                }
            }
        }
        return (hasJoinTable ? "self." : "") + BeanUtils.getColumnName(field);
    };
    // 忽略空字符串"",空集合等
    BiFunction<Object, BindQuery, Boolean> ignoreEmpty = (value, bindQuery) -> bindQuery != null && // 忽略空字符串"",空集合等
    bindQuery.strategy().equals(Strategy.IGNORE_EMPTY) && (// 字符串""
    value instanceof String && S.isEmpty((String) value) || // 空集合
    (value instanceof Collection && ((Collection<?>) value).size() == 0));
    // 查找加密策略
    BiFunction<BindQuery, String, IEncryptStrategy> findEncryptStrategy = (bindQuery, defFieldName) -> {
        if (ENABLE_DATA_PROTECT) {
            Class<?> clazz = bindQuery == null || bindQuery.entity() == NullType.class ? dto.getClass() : bindQuery.entity();
            String fieldName = bindQuery == null || S.isEmpty(bindQuery.field()) ? defFieldName : bindQuery.field();
            return ParserCache.getFieldEncryptorMap(clazz).get(fieldName);
        }
        return null;
    };
    // 构建QueryWrapper
    for (Map.Entry<String, FieldAndValue> entry : fieldValuesMap.entrySet()) {
        FieldAndValue fieldAndValue = entry.getValue();
        Field field = fieldAndValue.getField();
        // 忽略注解 @TableField(exist = false) 的字段
        TableField tableField = field.getAnnotation(TableField.class);
        if (tableField != null && !tableField.exist()) {
            continue;
        }
        // 忽略字段
        BindQuery query = field.getAnnotation(BindQuery.class);
        if (query != null && query.ignore()) {
            continue;
        }
        BindQuery.List queryList = field.getAnnotation(BindQuery.List.class);
        Object value = fieldAndValue.getValue();
        // 构建Query
        if (queryList != null) {
            wrapper.and(queryWrapper -> {
                for (BindQuery bindQuery : queryList.value()) {
                    if (ignoreEmpty.apply(value, bindQuery)) {
                        continue;
                    }
                    IEncryptStrategy encryptor = findEncryptStrategy.apply(bindQuery, entry.getKey());
                    Comparison comparison = encryptor == null ? bindQuery.comparison() : Comparison.EQ;
                    String columnName = buildColumnName.apply(bindQuery, field);
                    buildQuery(queryWrapper.or(), comparison, columnName, encryptor == null ? value : encryptor.encrypt(value.toString()));
                }
            });
        } else {
            if (ignoreEmpty.apply(value, query)) {
                continue;
            }
            IEncryptStrategy encryptor = findEncryptStrategy.apply(query, entry.getKey());
            Comparison comparison = query != null && encryptor == null ? query.comparison() : Comparison.EQ;
            String columnName = buildColumnName.apply(query, field);
            buildQuery(wrapper, comparison, columnName, encryptor == null ? value : encryptor.encrypt(value.toString()));
        }
    }
    return wrapper;
}

Example 10 with TableField

use of com.baomidou.mybatisplus.annotation.TableField in project katoumegumi_all by 353259576.

the class FieldColumnRelationMapperFactory method ignoreField.

/**
 * 是否忽略field
 *
 * @param field
 * @return
 */
public static boolean ignoreField(Field field) {
    Transient aTransient = field.getAnnotation(Transient.class);
    if (aTransient != null) {
        return true;
    }
    TableField tableField = field.getAnnotation(TableField.class);
    return tableField != null && !tableField.exist();
}