org.apache.shardingsphere.shardingproxy.backend.schema

Class LogicSchemas

java.lang.Object

org.apache.shardingsphere.shardingproxy.backend.schema.LogicSchemas

public final class LogicSchemas
extends Object

Logic schemas.

Author:

zhangliang, panjuan

Method Summary

Modifier and Type	Method and Description
static LogicSchemas	getInstance() Get instance of logic schemas.
LogicSchema	getLogicSchema(String schemaName) Get logic schema.
List<String>	getSchemaNames() Get schema names.
void	init(Collection<String> localSchemaNames, Map<String,Map<String,YamlDataSourceParameter>> schemaDataSources, Map<String,org.apache.shardingsphere.api.config.RuleConfiguration> schemaRules, boolean isUsingRegistry) Initialize proxy context.
void	init(Map<String,Map<String,YamlDataSourceParameter>> schemaDataSources, Map<String,org.apache.shardingsphere.api.config.RuleConfiguration> schemaRules) Initialize proxy context.
void	renew(org.apache.shardingsphere.orchestration.internal.registry.config.event.SchemaAddedEvent schemaAddedEvent) Renew to add new schema.
void	renew(org.apache.shardingsphere.orchestration.internal.registry.config.event.SchemaDeletedEvent schemaDeletedEvent) Renew to delete new schema.
boolean	schemaExists(String schema) Check schema exists.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static LogicSchemas getInstance()

Get instance of logic schemas.

Returns:

instance of logic schemas.

init

public void init(Map<String,Map<String,YamlDataSourceParameter>> schemaDataSources,
                 Map<String,org.apache.shardingsphere.api.config.RuleConfiguration> schemaRules)

Initialize proxy context.

Parameters:

schemaDataSources - data source map

schemaRules - schema rule map

init

public void init(Collection<String> localSchemaNames,
                 Map<String,Map<String,YamlDataSourceParameter>> schemaDataSources,
                 Map<String,org.apache.shardingsphere.api.config.RuleConfiguration> schemaRules,
                 boolean isUsingRegistry)

Initialize proxy context.

Parameters:

localSchemaNames - local schema names

schemaDataSources - data source map

schemaRules - schema rule map

isUsingRegistry - is using registry or not

schemaExists

public boolean schemaExists(String schema)

Check schema exists.

Parameters:

schema - schema

Returns:

schema exists or not

getLogicSchema

public LogicSchema getLogicSchema(String schemaName)

Get logic schema.

Parameters:

schemaName - schema name

Returns:

sharding schema

getSchemaNames

public List<String> getSchemaNames()

Get schema names.

Returns:

schema names

renew

public void renew(org.apache.shardingsphere.orchestration.internal.registry.config.event.SchemaAddedEvent schemaAddedEvent)

Renew to add new schema.

Parameters:

schemaAddedEvent - schema add changed event

renew

public void renew(org.apache.shardingsphere.orchestration.internal.registry.config.event.SchemaDeletedEvent schemaDeletedEvent)

Renew to delete new schema.

Parameters:

schemaDeletedEvent - schema delete changed event