org.apache.flink.table.factories

Class TableFactoryService

java.lang.Object

org.apache.flink.table.factories.TableFactoryService

public class TableFactoryService
extends Object

Unified class to search for a TableFactory of provided type and properties.

Constructor Summary

Constructors

Constructor and Description
TableFactoryService()

Method Summary

Modifier and Type	Method and Description
static <T extends TableFactory> T	find(Class<T> factoryClass, Descriptor descriptor) Finds a table factory of the given class and descriptor.
static <T extends TableFactory> T	find(Class<T> factoryClass, Descriptor descriptor, ClassLoader classLoader) Finds a table factory of the given class, descriptor, and classloader.
static <T extends TableFactory> T	find(Class<T> factoryClass, Map<String,String> propertyMap) Finds a table factory of the given class and property map.
static <T extends TableFactory> T	find(Class<T> factoryClass, Map<String,String> propertyMap, ClassLoader classLoader) Finds a table factory of the given class, property map, and classloader.
static <T extends TableFactory> List<T>	findAll(Class<T> factoryClass, Map<String,String> propertyMap) Finds all table factories of the given class and property map.

Methods inherited from class java.lang.Object

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

Constructor Detail

TableFactoryService

public TableFactoryService()

Method Detail

find

public static <T extends TableFactory> T find(Class<T> factoryClass,
                                              Descriptor descriptor)

Finds a table factory of the given class and descriptor.

Type Parameters:

T - factory class type

Parameters:

factoryClass - desired factory class

descriptor - descriptor describing the factory configuration

Returns:

the matching factory

find

public static <T extends TableFactory> T find(Class<T> factoryClass,
                                              Descriptor descriptor,
                                              ClassLoader classLoader)

Finds a table factory of the given class, descriptor, and classloader.

Type Parameters:

T - factory class type

Parameters:

factoryClass - desired factory class

descriptor - descriptor describing the factory configuration

classLoader - classloader for service loading

Returns:

the matching factory

find

public static <T extends TableFactory> T find(Class<T> factoryClass,
                                              Map<String,String> propertyMap)

Finds a table factory of the given class and property map.

Type Parameters:

T - factory class type

Parameters:

factoryClass - desired factory class

propertyMap - properties that describe the factory configuration

Returns:

the matching factory

find

public static <T extends TableFactory> T find(Class<T> factoryClass,
                                              Map<String,String> propertyMap,
                                              ClassLoader classLoader)

Finds a table factory of the given class, property map, and classloader.

Type Parameters:

T - factory class type

Parameters:

factoryClass - desired factory class

propertyMap - properties that describe the factory configuration

classLoader - classloader for service loading

Returns:

the matching factory

findAll

public static <T extends TableFactory> List<T> findAll(Class<T> factoryClass,
                                                       Map<String,String> propertyMap)

Finds all table factories of the given class and property map.

Type Parameters:

T - factory class type

Parameters:

factoryClass - desired factory class

propertyMap - properties that describe the factory configuration

Returns:

all the matching factories