/*
* JBoss, Home of Professional Open Source.
* Copyright 2016, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.clustering.controller;
import java.util.Optional;
import java.util.function.Function;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.PathAddress;
import org.wildfly.clustering.service.DefaultableBinaryRequirement;
import org.wildfly.clustering.service.DefaultableUnaryRequirement;
/**
* {@link org.jboss.as.controller.CapabilityReferenceRecorder} that delegates to {@link Capability#resolve(org.jboss.as.controller.PathAddress)} to generate the name of the dependent capability
* and uses a default requirement if the associated attribute is undefined.
* @author Paul Ferraro
*/
public class DefaultableCapabilityReference extends CapabilityReference {
/**
* Creates a new reference between the specified capability and the specified requirement
* @param capability the capability referencing the specified requirement
* @param requirement the requirement of the specified capability
*/
public DefaultableCapabilityReference(Capability capability, DefaultableUnaryRequirement requirement) {
super(capability, requirement, (context, value) -> Optional.of((value != null) ? requirement.resolve(value) : requirement.getDefaultRequirement().getName()));
}
/**
* Creates a new reference between the specified capability and the specified requirement
* @param capability the capability referencing the specified requirement
* @param requirement the requirement of the specified capability
*/
public DefaultableCapabilityReference(Capability capability, DefaultableBinaryRequirement requirement) {
this(capability, requirement, context -> context.getCurrentAddressValue());
}
/**
* Creates a new reference between the specified capability and the specified requirement
* @param capability the capability referencing the specified requirement
* @param requirement the requirement of the specified capability
* @param parentAttribute the attribute containing the value of the parent dynamic component of the requirement
*/
public DefaultableCapabilityReference(Capability capability, DefaultableBinaryRequirement requirement, Attribute parentAttribute) {
this(capability, requirement, context -> context.readResource(PathAddress.EMPTY_ADDRESS, false).getModel().get(parentAttribute.getName()).asString());
}
/**
* Creates a new reference between the specified capability and the specified requirement
* @param capability the capability referencing the specified requirement
* @param requirement the requirement of the specified capability
* @param parentResolver the resolver of the parent dynamic component of the requirement
*/
public DefaultableCapabilityReference(Capability capability, DefaultableBinaryRequirement requirement, Function<OperationContext, String> parentResolver) {
super(capability, requirement, (context, value) -> Optional.of((value != null) ? requirement.resolve(parentResolver.apply(context), value) : requirement.getDefaultRequirement().resolve(parentResolver.apply(context))));
}
}