org.apache.shardingsphere.mode.manager

Class ContextManager

java.lang.Object

org.apache.shardingsphere.mode.manager.ContextManager

All Implemented Interfaces:

AutoCloseable

public final class ContextManager
extends Object
implements AutoCloseable

Context manager.

Constructor Summary

Constructors

Constructor and Description
ContextManager()

Method Summary

Modifier and Type	Method and Description
void	addResource(String schemaName, Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap) Add resource.
void	addSchema(String schemaName) Add schema.
void	alterDataSourceAndRuleConfiguration(String schemaName, Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap, Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs) Alter data source and rule configuration.
void	alterDataSourceConfiguration(String schemaName, Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap) Alter data source configuration.
void	alterGlobalRuleConfiguration(Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs) Alter global rule configuration.
void	alterProperties(Properties props) Alter properties.
void	alterResource(String schemaName, Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap) Alter resource.
void	alterRuleConfiguration(String schemaName, Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs) Alter rule configuration.
void	alterSchema(String schemaName, Map<String,org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema> schemas) Alter schema.
void	alterSchema(String schemaName, org.apache.shardingsphere.infra.metadata.schema.model.TableMetaData changedTableMetaData, String deletedTable) Alter schema.
void	close()
void	deleteSchema(String schemaName) Delete schema.
void	dropResource(String schemaName, Collection<String> toBeDroppedResourceNames) Drop resource.
Map<String,DataSource>	getDataSourceMap(String schemaName) Get data source map.
void	init(MetaDataContexts metaDataContexts, org.apache.shardingsphere.transaction.context.TransactionContexts transactionContexts, org.apache.shardingsphere.infra.instance.InstanceContext instanceContext) Initialize context manager.
void	reloadMetaData(String schemaName) Reload meta data.
void	reloadMetaData(String schemaName, String tableName) Reload table meta data.
void	reloadMetaData(String schemaName, String tableName, String dataSourceName) Reload single data source table meta data.
void	renewAllTransactionContext() Reload all transaction context.
void	renewMetaDataContexts(MetaDataContexts metaDataContexts) Renew meta data contexts.
void	renewTransactionContexts(org.apache.shardingsphere.transaction.context.TransactionContexts transactionContexts) Renew transaction contexts.

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextManager

public ContextManager()

Method Detail

init

public void init(MetaDataContexts metaDataContexts,
                 org.apache.shardingsphere.transaction.context.TransactionContexts transactionContexts,
                 org.apache.shardingsphere.infra.instance.InstanceContext instanceContext)

Initialize context manager.

Parameters:

metaDataContexts - meta data contexts

transactionContexts - transaction contexts

instanceContext - instance context

getDataSourceMap

public Map<String,DataSource> getDataSourceMap(String schemaName)

Get data source map.

Parameters:

schemaName - schema name

Returns:

data source map

renewMetaDataContexts

public void renewMetaDataContexts(MetaDataContexts metaDataContexts)

Renew meta data contexts.

Parameters:

metaDataContexts - meta data contexts

renewTransactionContexts

public void renewTransactionContexts(org.apache.shardingsphere.transaction.context.TransactionContexts transactionContexts)

Renew transaction contexts.

Parameters:

transactionContexts - transaction contexts

addSchema

public void addSchema(String schemaName)
               throws SQLException

Add schema.

Parameters:

schemaName - schema name

Throws:

SQLException - SQL exception

alterSchema

public void alterSchema(String schemaName,
                        Map<String,org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema> schemas)

Alter schema.

Parameters:

schemaName - schema name

schemas - schemas

alterSchema

public void alterSchema(String schemaName,
                        org.apache.shardingsphere.infra.metadata.schema.model.TableMetaData changedTableMetaData,
                        String deletedTable)

Alter schema.

Parameters:

schemaName - schema name

changedTableMetaData - changed table meta data

deletedTable - deleted table

deleteSchema

public void deleteSchema(String schemaName)

Delete schema.

Parameters:

schemaName - schema name

addResource

public void addResource(String schemaName,
                        Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap)
                 throws SQLException

Add resource.

Parameters:

schemaName - schema name

dataSourcePropsMap - data source properties map

Throws:

SQLException - SQL exception

alterResource

public void alterResource(String schemaName,
                          Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap)
                   throws SQLException

Alter resource.

Parameters:

schemaName - schema name

dataSourcePropsMap - data source properties map

Throws:

SQLException - SQL exception

dropResource

public void dropResource(String schemaName,
                         Collection<String> toBeDroppedResourceNames)

Drop resource.

Parameters:

schemaName - schema name

toBeDroppedResourceNames - to be dropped resource names

alterRuleConfiguration

public void alterRuleConfiguration(String schemaName,
                                   Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs)

Alter rule configuration.

Parameters:

schemaName - schema name

ruleConfigs - collection of rule configurations

alterDataSourceConfiguration

public void alterDataSourceConfiguration(String schemaName,
                                         Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap)

Alter data source configuration.

Parameters:

schemaName - schema name

dataSourcePropsMap - altered data source properties map

alterDataSourceAndRuleConfiguration

public void alterDataSourceAndRuleConfiguration(String schemaName,
                                                Map<String,org.apache.shardingsphere.infra.datasource.props.DataSourceProperties> dataSourcePropsMap,
                                                Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs)

Alter data source and rule configuration.

Parameters:

schemaName - schema name

dataSourcePropsMap - data source props map

ruleConfigs - rule configurations

alterGlobalRuleConfiguration

public void alterGlobalRuleConfiguration(Collection<org.apache.shardingsphere.infra.config.RuleConfiguration> ruleConfigs)

Alter global rule configuration.

Parameters:

ruleConfigs - global rule configuration

alterProperties

public void alterProperties(Properties props)

Alter properties.

Parameters:

props - properties to be altered

reloadMetaData

public void reloadMetaData(String schemaName)

Reload meta data.

Parameters:

schemaName - schema name to be reload

reloadMetaData

public void reloadMetaData(String schemaName,
                           String tableName)

Reload table meta data.

Parameters:

schemaName - schema name

tableName - logic table name

reloadMetaData

public void reloadMetaData(String schemaName,
                           String tableName,
                           String dataSourceName)

Reload single data source table meta data.

Parameters:

schemaName - schema name

tableName - logic table name

dataSourceName - data source name

renewAllTransactionContext

public void renewAllTransactionContext()

Reload all transaction context.

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception