/*
* Sonatype Nexus (TM) Open Source Version
* Copyright (c) 2007-2014 Sonatype, Inc.
* All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.
*
* This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,
* which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks
* of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the
* Eclipse Foundation. All other trademarks are the property of their respective owners.
*/
package org.sonatype.nexus.capability.internal;
import java.util.Collection;
import java.util.Set;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.sonatype.nexus.capability.CapabilityDescriptor;
import org.sonatype.nexus.capability.CapabilityDescriptorRegistry;
import org.sonatype.nexus.capability.CapabilityFactory;
import org.sonatype.nexus.capability.CapabilityFactoryRegistry;
import org.sonatype.nexus.capability.CapabilityIdentity;
import org.sonatype.nexus.capability.CapabilityType;
import org.sonatype.nexus.capability.Validator;
import org.sonatype.nexus.capability.ValidatorRegistry;
import org.sonatype.nexus.capability.support.validator.Validators;
import com.google.common.collect.Sets;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Default {@link ValidatorRegistry} implementation.
*/
@Named
@Singleton
class DefaultValidatorRegistry
implements ValidatorRegistry
{
private final DefaultCapabilityRegistry capabilityRegistry;
private final CapabilityFactoryRegistry capabilityFactoryRegistry;
private final CapabilityDescriptorRegistry capabilityDescriptorRegistry;
private final Validators validators;
@Inject
DefaultValidatorRegistry(final CapabilityDescriptorRegistry capabilityDescriptorRegistry,
final CapabilityFactoryRegistry capabilityFactoryRegistry,
final DefaultCapabilityRegistry capabilityRegistry,
final Validators validators)
{
this.capabilityDescriptorRegistry = checkNotNull(capabilityDescriptorRegistry);
this.capabilityFactoryRegistry = checkNotNull(capabilityFactoryRegistry);
this.capabilityRegistry = checkNotNull(capabilityRegistry);
this.validators = checkNotNull(validators);
}
@Override
public Collection<Validator> get(final CapabilityType type) {
final Set<Validator> typeValidators = Sets.newHashSet();
final CapabilityDescriptor descriptor = capabilityDescriptorRegistry.get(type);
if (descriptor != null) {
typeValidators.add(validators.capability().constraintsOf(type));
final Validator validator = descriptor.validator();
if (validator != null) {
typeValidators.add(validator);
}
final CapabilityFactory factory = capabilityFactoryRegistry.get(type);
if (factory != null) {
if (factory instanceof Validator) {
typeValidators.add((Validator) factory);
}
}
}
return typeValidators;
}
@Override
public Collection<Validator> get(final CapabilityIdentity id) {
final Set<Validator> instanceValidators = Sets.newHashSet();
final DefaultCapabilityReference reference = capabilityRegistry.get(id);
if (reference != null) {
instanceValidators.add(validators.capability().constraintsOf(reference.context().type()));
final CapabilityDescriptor descriptor = capabilityDescriptorRegistry.get(reference.context().type());
if (descriptor != null) {
final Validator validator = descriptor.validator(id);
if (validator != null) {
instanceValidators.add(validator);
}
}
if (reference.capability() instanceof Validator) {
instanceValidators.add((Validator) reference.capability());
}
}
return instanceValidators;
}
}