/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.module.extension.internal.metadata;
import static org.mule.metadata.api.utils.MetadataTypeUtils.isVoid;
import static org.mule.runtime.module.extension.internal.util.MuleExtensionUtils.getMetadataResolverFactory;
import org.mule.metadata.api.model.MetadataType;
import org.mule.runtime.api.meta.model.ComponentModel;
import org.mule.runtime.api.metadata.resolving.NamedTypeResolver;
import org.mule.runtime.extension.api.metadata.MetadataResolverFactory;
import org.mule.runtime.extension.api.metadata.NullMetadataResolver;
import java.util.Optional;
/**
* Base implementation for the Metadata service delegate implementations that are used
* by the {@link MetadataMediator}
*
* @since 4.0
*/
abstract class BaseMetadataDelegate {
final static String NULL_TYPE_ERROR = "NullType is not a valid type for this element";
protected final ComponentModel component;
final MetadataResolverFactory resolverFactory;
BaseMetadataDelegate(ComponentModel component) {
this.component = component;
this.resolverFactory = getMetadataResolverFactory(component);
}
boolean isMetadataResolvedCorrectly(MetadataType dynamicType, boolean allowsNullType) {
return dynamicType != null && (!isVoid(dynamicType) || allowsNullType);
}
Optional<NamedTypeResolver> getOptionalResolver(NamedTypeResolver resolver) {
return resolver instanceof NullMetadataResolver ? Optional.empty() : Optional.of(resolver);
}
}