org.dromara.hutool.db

Class ActiveEntity

java.lang.Object

org.dromara.hutool.core.map.MapWrapper<K,V>

org.dromara.hutool.core.map.TransMap<K,V>

org.dromara.hutool.core.map.CustomKeyMap<String,Object>

org.dromara.hutool.core.map.Dict

org.dromara.hutool.db.Entity

org.dromara.hutool.db.ActiveEntity

All Implemented Interfaces:

Serializable, Cloneable, Iterable<Map.Entry<String,Object>>, Map<String,Object>, TypeGetter<String>, Wrapper<Map<String,Object>>

public class ActiveEntity
extends Entity

动态实体类
提供了针对自身实体的增删改方法

Author:

Looly

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.dromara.hutool.db.Entity

Entity.Meta

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields inherited from class org.dromara.hutool.core.map.Dict

caseInsensitive

Constructor Summary

Constructors

Constructor and Description
ActiveEntity() 构造
ActiveEntity(Db db, Entity entity) 构造
ActiveEntity(Db db, String tableName) 构造
ActiveEntity(Entity entity) 构造
ActiveEntity(String tableName) 构造

Method Summary

Modifier and Type	Method and Description
ActiveEntity	add() 根据Entity中现有字段条件从数据库中增加一条数据
ActiveEntity	addFieldNames(String... fieldNames) 添加字段列表
ActiveEntity	clone()
ActiveEntity	del() 根据现有Entity中的条件删除与之匹配的数据库记录
ActiveEntity	load() 根据Entity中现有字段条件从数据库中加载一个Entity对象
static ActiveEntity	of() 创建ActiveEntity
static ActiveEntity	of(String tableName) 创建ActiveEntity
static <T> ActiveEntity	parse(T bean) 将PO对象转为Entity
static <T> ActiveEntity	parse(T bean, boolean isToUnderlineCase, boolean ignoreNullValue) 将PO对象转为ActiveEntity
<T> ActiveEntity	parseBean(T bean) 将值对象转换为Entity 类名会被当作表名，小写第一个字母
<T> ActiveEntity	parseBean(T bean, boolean isToUnderlineCase, boolean ignoreNullValue) 将值对象转换为Entity 类名会被当作表名，小写第一个字母
static <T> ActiveEntity	parseWithUnderlineCase(T bean) 将PO对象转为ActiveEntity,并采用下划线法转换字段
ActiveEntity	set(String field, Object value) 设置列
ActiveEntity	setFieldNames(Iterable<String> fieldNames) 设置字段列表，用于限制加入的字段的值
ActiveEntity	setFieldNames(String... fieldNames) 设置字段列表，用于限制加入的字段的值
ActiveEntity	setFields(SerSupplier<?>... fields) 通过lambda批量设置值
ActiveEntity	setIgnoreNull(String field, Object value) 设置列，当键或值为null时忽略
ActiveEntity	setTableName(String tableName) 设置表名
ActiveEntity	update(String primaryKey) 根据现有Entity中的条件删除与之匹配的数据库记录

Methods inherited from class org.dromara.hutool.db.Entity

addCondition, filterNew, getBlob, getClob, getDate, getFieldNames, getMeta, getRowId, getRowId, getSqlTime, getSqlTimestamp, getStr, getStr, getTableName, of, ofWithUnderlineCase, removeNew, setMeta, toString

Methods inherited from class org.dromara.hutool.core.map.Dict

customKey, get, getBean, getByPath, getByPath, getObj, ofEntries, ofKvs, removeEqual, toBean, toBean, toBeanIgnoreCase, toBeanIgnoreCase

Methods inherited from class org.dromara.hutool.core.map.CustomKeyMap

customValue

Methods inherited from class org.dromara.hutool.core.map.TransMap

compute, computeIfAbsent, computeIfPresent, containsKey, get, getOrDefault, merge, put, putAll, putIfAbsent, remove, remove, replace, replace

Methods inherited from class org.dromara.hutool.core.map.MapWrapper

clear, containsValue, entrySet, equals, forEach, getRaw, hashCode, isEmpty, iterator, keySet, replaceAll, size, values

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.dromara.hutool.core.lang.getter.TypeGetter

get, get, get, getBigDecimal, getBigDecimal, getBigInteger, getBigInteger, getBool, getBool, getByte, getByte, getBytes, getBytes, getChar, getChar, getDate, getDouble, getDouble, getEnum, getEnum, getFloat, getFloat, getInt, getInt, getLocalDate, getLocalDate, getLocalDateTime, getLocalDateTime, getLocalTime, getLocalTime, getLong, getLong, getNumber, getNumber, getObj, getShort, getShort, getSqlTime, getSqlTimestamp, getStr

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

ActiveEntity

public ActiveEntity()

构造

ActiveEntity

public ActiveEntity(String tableName)

构造

Parameters:

tableName - 表名

ActiveEntity

public ActiveEntity(Entity entity)

构造

Parameters:

entity - 非动态实体

ActiveEntity

public ActiveEntity(Db db,
                    String tableName)

构造

Parameters:

db - Db

tableName - 表名

ActiveEntity

public ActiveEntity(Db db,
                    Entity entity)

构造

Parameters:

db - Db

entity - 非动态实体

Method Detail

of

public static ActiveEntity of()

创建ActiveEntity

Returns:

ActiveEntity

of

public static ActiveEntity of(String tableName)

创建ActiveEntity

Parameters:

tableName - 表名

Returns:

ActiveEntity

parse

public static <T> ActiveEntity parse(T bean)

将PO对象转为Entity

Type Parameters:

T - Bean对象类型

Parameters:

bean - Bean对象

Returns:

ActiveEntity

parse

public static <T> ActiveEntity parse(T bean,
                                     boolean isToUnderlineCase,
                                     boolean ignoreNullValue)

将PO对象转为ActiveEntity

Type Parameters:

T - Bean对象类型

Parameters:

bean - Bean对象

isToUnderlineCase - 是否转换为下划线模式

ignoreNullValue - 是否忽略值为空的字段

Returns:

ActiveEntity

parseWithUnderlineCase

public static <T> ActiveEntity parseWithUnderlineCase(T bean)

将PO对象转为ActiveEntity,并采用下划线法转换字段

Type Parameters:

T - Bean对象类型

Parameters:

bean - Bean对象

Returns:

ActiveEntity

setTableName

public ActiveEntity setTableName(String tableName)

Description copied from class: Entity

设置表名

Overrides:

setTableName in class Entity

Parameters:

tableName - 表名

Returns:

本身

setFieldNames

public ActiveEntity setFieldNames(Iterable<String> fieldNames)

Description copied from class: Entity

设置字段列表，用于限制加入的字段的值

Overrides:

setFieldNames in class Entity

Parameters:

fieldNames - 字段列表

Returns:

自身

setFieldNames

public ActiveEntity setFieldNames(String... fieldNames)

Description copied from class: Entity

设置字段列表，用于限制加入的字段的值

Overrides:

setFieldNames in class Entity

Parameters:

fieldNames - 字段列表

Returns:

自身

setFields

public ActiveEntity setFields(SerSupplier<?>... fields)

通过lambda批量设置值

Overrides:

setFields in class Entity

Parameters:

fields - lambda,不能为空

Returns:

this

addFieldNames

public ActiveEntity addFieldNames(String... fieldNames)

Description copied from class: Entity

添加字段列表

Overrides:

addFieldNames in class Entity

Parameters:

fieldNames - 字段列表

Returns:

自身

parseBean

public <T> ActiveEntity parseBean(T bean)

Description copied from class: Entity

将值对象转换为Entity
类名会被当作表名，小写第一个字母

Overrides:

parseBean in class Entity

Type Parameters:

T - Bean对象类型

Parameters:

bean - Bean对象

Returns:

自己

parseBean

public <T> ActiveEntity parseBean(T bean,
                                  boolean isToUnderlineCase,
                                  boolean ignoreNullValue)

Description copied from class: Entity

将值对象转换为Entity
类名会被当作表名，小写第一个字母

Overrides:

parseBean in class Entity

Type Parameters:

T - Bean对象类型

Parameters:

bean - Bean对象

isToUnderlineCase - 是否转换为下划线模式

ignoreNullValue - 是否忽略值为空的字段

Returns:

自己

set

public ActiveEntity set(String field,
                        Object value)

Description copied from class: Dict

设置列

Overrides:

set in class Entity

Parameters:

field - 属性

value - 值

Returns:

本身

setIgnoreNull

public ActiveEntity setIgnoreNull(String field,
                                  Object value)

Description copied from class: Dict

设置列，当键或值为null时忽略

Overrides:

setIgnoreNull in class Entity

Parameters:

field - 属性

value - 值

Returns:

本身

clone

public ActiveEntity clone()

Overrides:

clone in class Entity

add

public ActiveEntity add()

根据Entity中现有字段条件从数据库中增加一条数据

Returns:

this

load

public ActiveEntity load()

根据Entity中现有字段条件从数据库中加载一个Entity对象

Returns:

this

del

public ActiveEntity del()

根据现有Entity中的条件删除与之匹配的数据库记录

Returns:

this

update

public ActiveEntity update(String primaryKey)

根据现有Entity中的条件删除与之匹配的数据库记录

Parameters:

primaryKey - 主键名

Returns:

this