com.objectsql.helper

Class SQLHelperCreator

java.lang.Object

com.objectsql.helper.SQLHelperCreator

public class SQLHelperCreator
extends Object

数据库表工具类 Created by huangyonghua on 2016/2/16.

Field Summary

Fields

Modifier and Type	Field and Description
static Map<String,IDGenerator>	generatorMap

Constructor Summary

Constructors

Constructor and Description
SQLHelperCreator()

Method Summary

Modifier and Type	Method and Description
static Object	createPrimaryKeyValue(Options options, SQLHelper helper, List<String> ps, List<String> vs, ColumnInfo info, Object obj, Object fo)
static SQLHelper	delete(Class clazz, Object idObject)
static SQLHelper	delete(Object obj) 按对象的id删除
static SQLHelper	deleteBy(Class clazz, Options options, Condition condition)
static SQLHelper	deleteBy(Class clazz, Options options, Expression[] expressions)
static SQLHelper	get(Class clazz, Object id) 只允许ID
static SQLHelper	get(Object obj, String... names) 允许获取 id，匹配，唯一等值 有id根据id获取，其他根据列 等值获取
static SQLHelper	insert(Object obj, Options options)
static <S> List<SQLHelper>	inserts(List<S> objs, Options options)
static <T> T	newClass(Class clazz, ResultSet rs, IQueryConvert queryConvert, IResultSetHandler resultSetHandler)
static <T> T	newClass(Class clazz, ResultSet rs, IResultSetHandler resultSetHandler)
static SQLHelper	query(Options options, Class<?> clazz, Expression[] expressions)
static SQLHelper	queryCount(Options options, Class<?> clazz, Condition condition)
static SQLHelper	queryCountExpress(Options options, Class<?> clazz, Expression... expressions)
static void	setParameter(Options options, PreparedStatement ps, List<Pair> objects, Connection connection)
static SQLHelper	update(Options option, Object obj, Expression[] expressions, boolean updateNull, String[] nullColumns) 更新 只能使用id，否则初学者不填id 全部更新了。
static SQLHelper	updateExpress(Class<?> clazz, Options options, Expression[] values, Expression[] conditions)
static <S> List<SQLHelper>	updates(List<S> objs, List<String> columns)
static SQLHelper	updateTerms(Options option, Object obj, Condition condition, boolean updateNull, String[] nullColumns)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

generatorMap

public static Map<String,IDGenerator> generatorMap

Constructor Detail

SQLHelperCreator

public SQLHelperCreator()

Method Detail

delete

public static SQLHelper delete(Object obj)

按对象的id删除

Parameters:

obj -

Returns:

SQLHelper

delete

public static SQLHelper delete(Class clazz,
                               Object idObject)

Parameters:

clazz -

idObject - id

Returns:

SQLHelper

deleteBy

public static SQLHelper deleteBy(Class clazz,
                                 Options options,
                                 Expression[] expressions)

deleteBy

public static SQLHelper deleteBy(Class clazz,
                                 Options options,
                                 Condition condition)

updateTerms

public static SQLHelper updateTerms(Options option,
                                    Object obj,
                                    Condition condition,
                                    boolean updateNull,
                                    String[] nullColumns)

update

public static SQLHelper update(Options option,
                               Object obj,
                               Expression[] expressions,
                               boolean updateNull,
                               String[] nullColumns)

更新 只能使用id，否则初学者不填id 全部更新了。

Parameters:

obj -

updateNull -

expressions -

Returns:

SQLHelper

updateExpress

public static SQLHelper updateExpress(Class<?> clazz,
                                      Options options,
                                      Expression[] values,
                                      Expression[] conditions)

insert

public static SQLHelper insert(Object obj,
                               Options options)

createPrimaryKeyValue

public static Object createPrimaryKeyValue(Options options,
                                           SQLHelper helper,
                                           List<String> ps,
                                           List<String> vs,
                                           ColumnInfo info,
                                           Object obj,
                                           Object fo)

inserts

public static <S> List<SQLHelper> inserts(List<S> objs,
                                          Options options)

updates

public static <S> List<SQLHelper> updates(List<S> objs,
                                          List<String> columns)

get

public static SQLHelper get(Object obj,
                            String... names)

允许获取 id，匹配，唯一等值 有id根据id获取，其他根据列 等值获取

Parameters:

obj -

Returns:

SQLHelper

query

public static SQLHelper query(Options options,
                              Class<?> clazz,
                              Expression[] expressions)

queryCountExpress

public static SQLHelper queryCountExpress(Options options,
                                          Class<?> clazz,
                                          Expression... expressions)

queryCount

public static SQLHelper queryCount(Options options,
                                   Class<?> clazz,
                                   Condition condition)

get

public static SQLHelper get(Class clazz,
                            Object id)

只允许ID

Parameters:

id -

clazz -

Returns:

SQLHelperCreator

newClass

public static <T> T newClass(Class clazz,
                             ResultSet rs,
                             IResultSetHandler resultSetHandler)
                      throws IllegalAccessException,
                             SQLException

Throws:

IllegalAccessException

SQLException

newClass

public static <T> T newClass(Class clazz,
                             ResultSet rs,
                             IQueryConvert queryConvert,
                             IResultSetHandler resultSetHandler)
                      throws IllegalAccessException,
                             SQLException

Throws:

IllegalAccessException

SQLException

setParameter

public static void setParameter(Options options,
                                PreparedStatement ps,
                                List<Pair> objects,
                                Connection connection)
                         throws SQLException

Throws:

SQLException