io.datakernel.cube.attributes

Class AbstractAttributeResolver<K,A>

java.lang.Object

io.datakernel.cube.attributes.AbstractAttributeResolver<K,A>

All Implemented Interfaces:

AttributeResolver

Direct Known Subclasses:

ReloadingAttributeResolver

public abstract class AbstractAttributeResolver<K,A>
extends Object
implements AttributeResolver

Nested Class Summary

Nested classes/interfaces inherited from interface io.datakernel.cube.attributes.AttributeResolver

AttributeResolver.AttributesFunction, AttributeResolver.KeyFunction

Constructor Summary

Constructors

Constructor and Description
AbstractAttributeResolver()

Method Summary

Modifier and Type	Method and Description
abstract Map<String,Class<?>>	getAttributeTypes()
abstract Class<?>[]	getKeyTypes()
protected io.datakernel.promise.Promise<Void>	prepareToResolveAttributes(List<Object> results, AttributeResolver.KeyFunction keyFunction, AttributeResolver.AttributesFunction attributesFunction)
protected abstract A	resolveAttributes(K key)
io.datakernel.promise.Promise<Void>	resolveAttributes(List<Object> results, AttributeResolver.KeyFunction keyFunction, AttributeResolver.AttributesFunction attributesFunction)
protected abstract Object[]	toAttributes(A attributes)
protected abstract K	toKey(Object[] keyArray)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractAttributeResolver

public AbstractAttributeResolver()

Method Detail

getKeyTypes

public abstract Class<?>[] getKeyTypes()

Specified by:

getKeyTypes in interface AttributeResolver

toKey

protected abstract K toKey(Object[] keyArray)

getAttributeTypes

public abstract Map<String,Class<?>> getAttributeTypes()

Specified by:

getAttributeTypes in interface AttributeResolver

toAttributes

protected abstract Object[] toAttributes(A attributes)

resolveAttributes

protected abstract A resolveAttributes(K key)

prepareToResolveAttributes

protected io.datakernel.promise.Promise<Void> prepareToResolveAttributes(List<Object> results,
                                                                         AttributeResolver.KeyFunction keyFunction,
                                                                         AttributeResolver.AttributesFunction attributesFunction)

resolveAttributes

public final io.datakernel.promise.Promise<Void> resolveAttributes(List<Object> results,
                                                                   AttributeResolver.KeyFunction keyFunction,
                                                                   AttributeResolver.AttributesFunction attributesFunction)

Specified by:

resolveAttributes in interface AttributeResolver