org.tinygroup.sequence.impl

Class MultipleSequenceDao

java.lang.Object

org.tinygroup.sequence.impl.MultipleSequenceDao

public class MultipleSequenceDao
extends Object

多个数据源方式产生序列号

Author:

renhui

Constructor Summary

Constructors

Constructor and Description
MultipleSequenceDao()

Method Summary

Modifier and Type	Method and Description
Boolean	getAdjust() Getter method for property adjust.
Map<String,Map<String,Object>>	getAllSequenceNameRecord() 获取所有的sequence记录
List<SequenceDataSourceHolder>	getDataSourceList() Getter method for property dataSourceList.
DataSourceSelector	getDataSourceSelector()
String	getGmtCreateColumnName() Getter method for property gmtCreateColumnName.
String	getGmtModifiedColumnName() Getter method for property gmtModifiedColumnName.
String	getInnerStepColumnName() Getter method for property innerStepColumnName.
String	getMaxValueColumnName() Getter method for property maxValueColumnName.
String	getMinValueColumnName() Getter method for property minValueColumnName.
String	getNameColumnName() Getter method for property nameColumnName.
int	getRetryTimes() Getter method for property retryTimes.
String	getSelectAllRecord() 格式：select name,value,min_value,max_value,step from table_name(default:sequence)
Map<String,Map<String,Object>>	getSequenceRecordByName(String sequenceName) 根据sequenceName来获取一条记录,便于查询sequence当期的区段.
String	getSequenceRecordSql() 格式：select value,min_value,max_value,step from sequence where name=?
String	getTableName() Getter method for property tableName.
String	getValueColumnName() Getter method for property valueColumnName.
void	init() 初始化multiSequenceDao 1）获取数据源的个数；2）生成随机对象； 3）初始化各个数据源包装器的sql等参数
void	initSequenceRecord(String sequenceName, long minValue, long maxValue, int innerStep) 初始化sequence的初始值,每个数据源都要去检查一遍，如果不存在就插入一条记录
SequenceRange	nextRange(String sequenceName, long minValue, long maxValue, int innerStep) 获取下一个sequence 段
void	setAdjust(Boolean adjust) Setter method for property adjust.
void	setDataSourceList(List<DataSource> dataSourceList) Setter method for property dataSourceList.
void	setDataSourceSelector(DataSourceSelector dataSourceSelector)
void	setGmtCreateColumnName(String gmtCreateColumnName) Setter method for property gmtCreateColumnName.
void	setGmtModifiedColumnName(String gmtModifiedColumnName) Setter method for property gmtModifiedColumnName.
void	setInnerStepColumnName(String innerStepColumnName) Setter method for property innerStepColumnName.
void	setMaxValueColumnName(String maxValueColumnName) Setter method for property maxValueColumnName.
void	setMinValueColumnName(String minValueColumnName) Setter method for property minValueColumnName.
void	setNameColumnName(String nameColumnName) Setter method for property nameColumnName.
void	setRetryTimes(int retryTimes) Setter method for property retryTimes.
void	setTableName(String tableName) Setter method for property tableName.
void	setValueColumnName(String valueColumnName) Setter method for property valueColumnName.

Methods inherited from class java.lang.Object

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

Constructor Detail

MultipleSequenceDao

public MultipleSequenceDao()

Method Detail

init

public void init()

初始化multiSequenceDao
1）获取数据源的个数；2）生成随机对象； 3）初始化各个数据源包装器的sql等参数

Throws:

SequenceException

initSequenceRecord

public void initSequenceRecord(String sequenceName,
                               long minValue,
                               long maxValue,
                               int innerStep)
                        throws SequenceException

初始化sequence的初始值,每个数据源都要去检查一遍，如果不存在就插入一条记录

Parameters:

sequenceName - sequence名称

Throws:

SequenceException

getAllSequenceNameRecord

public Map<String,Map<String,Object>> getAllSequenceNameRecord()
                                                        throws SQLException

获取所有的sequence记录

Returns:

Throws:

SQLException

getSequenceRecordByName

public Map<String,Map<String,Object>> getSequenceRecordByName(String sequenceName)
                                                       throws SQLException,
                                                              SequenceException

根据sequenceName来获取一条记录,便于查询sequence当期的区段.

Returns:

Throws:

SQLException

SequenceException

nextRange

public SequenceRange nextRange(String sequenceName,
                               long minValue,
                               long maxValue,
                               int innerStep)
                        throws SequenceException

获取下一个sequence 段

Parameters:

sequenceName - sequence名称

Throws:

SequenceException

getSequenceRecordSql

public String getSequenceRecordSql()

格式：select value,min_value,max_value,step from sequence where name=?

getRetryTimes

public int getRetryTimes()

Getter method for property retryTimes.

Returns:

property value of retryTimes

setRetryTimes

public void setRetryTimes(int retryTimes)

Setter method for property retryTimes.

Parameters:

retryTimes - value to be assigned to property retryTimes

getDataSourceList

public List<SequenceDataSourceHolder> getDataSourceList()

Getter method for property dataSourceList.

Returns:

property value of dataSourceList

setDataSourceList

public void setDataSourceList(List<DataSource> dataSourceList)

Setter method for property dataSourceList.

Parameters:

dataSourceList - value to be assigned to property dataSourceList

getSelectAllRecord

public String getSelectAllRecord()

格式：select name,value,min_value,max_value,step from table_name(default:sequence)

getTableName

public String getTableName()

Getter method for property tableName.

Returns:

property value of tableName

setTableName

public void setTableName(String tableName)

Setter method for property tableName.

Parameters:

tableName - value to be assigned to property tableName

getNameColumnName

public String getNameColumnName()

Getter method for property nameColumnName.

Returns:

property value of nameColumnName

setNameColumnName

public void setNameColumnName(String nameColumnName)

Setter method for property nameColumnName.

Parameters:

nameColumnName - value to be assigned to property nameColumnName

getValueColumnName

public String getValueColumnName()

Getter method for property valueColumnName.

Returns:

property value of valueColumnName

setValueColumnName

public void setValueColumnName(String valueColumnName)

Setter method for property valueColumnName.

Parameters:

valueColumnName - value to be assigned to property valueColumnName

getGmtModifiedColumnName

public String getGmtModifiedColumnName()

Getter method for property gmtModifiedColumnName.

Returns:

property value of gmtModifiedColumnName

setGmtModifiedColumnName

public void setGmtModifiedColumnName(String gmtModifiedColumnName)

Setter method for property gmtModifiedColumnName.

Parameters:

gmtModifiedColumnName - value to be assigned to property gmtModifiedColumnName

getAdjust

public Boolean getAdjust()

Getter method for property adjust.

Returns:

property value of adjust

setAdjust

public void setAdjust(Boolean adjust)

Setter method for property adjust.

Parameters:

adjust - value to be assigned to property adjust

getGmtCreateColumnName

public String getGmtCreateColumnName()

Getter method for property gmtCreateColumnName.

Returns:

property value of gmtCreateColumnName

setGmtCreateColumnName

public void setGmtCreateColumnName(String gmtCreateColumnName)

Setter method for property gmtCreateColumnName.

Parameters:

gmtCreateColumnName - value to be assigned to property gmtCreateColumnName

getMinValueColumnName

public String getMinValueColumnName()

Getter method for property minValueColumnName.

Returns:

property value of minValueColumnName

setMinValueColumnName

public void setMinValueColumnName(String minValueColumnName)

Setter method for property minValueColumnName.

Parameters:

minValueColumnName - value to be assigned to property minValueColumnName

getMaxValueColumnName

public String getMaxValueColumnName()

Getter method for property maxValueColumnName.

Returns:

property value of maxValueColumnName

setMaxValueColumnName

public void setMaxValueColumnName(String maxValueColumnName)

Setter method for property maxValueColumnName.

Parameters:

maxValueColumnName - value to be assigned to property maxValueColumnName

getInnerStepColumnName

public String getInnerStepColumnName()

Getter method for property innerStepColumnName.

Returns:

property value of innerStepColumnName

setInnerStepColumnName

public void setInnerStepColumnName(String innerStepColumnName)

Setter method for property innerStepColumnName.

Parameters:

innerStepColumnName - value to be assigned to property innerStepColumnName

getDataSourceSelector

public DataSourceSelector getDataSourceSelector()

setDataSourceSelector

public void setDataSourceSelector(DataSourceSelector dataSourceSelector)