/*
 * JBoss, Home of Professional Open Source
 * Copyright 2010, Red Hat Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt 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.server.deployment;

import org.jboss.msc.value.InjectedValue;

/**
 * Represents an injected dependency from a previous phase. This dependency value is attached under the attachment key when the
 * phase starts.
 *
 * @see DeploymentPhaseContext#addDependency(org.jboss.msc.service.ServiceName, AttachmentKey)
 * @see DeploymentPhaseContext#addDeploymentDependency(org.jboss.msc.service.ServiceName, AttachmentKey)
 * @author Stuart Douglas
 *
 */
class AttachedDependency {

    private final AttachmentKey<?> attachmentKey;
    private final InjectedValue<Object> value;

    /**
     * True if this should be attached to the {@link DeploymentUnit}. Otherwise it is attached to the next
     * {@link DeploymentPhaseContext}.
     */
    private final boolean deploymentUnit;

    public AttachedDependency(AttachmentKey<?> attachmentKey, boolean deploymentUnit) {
        this.attachmentKey = attachmentKey;
        this.value = new InjectedValue<Object>();
        this.deploymentUnit = deploymentUnit;
    }

    public AttachmentKey<?> getAttachmentKey() {
        return attachmentKey;
    }

    public InjectedValue<Object> getValue() {
        return value;
    }

    public boolean isDeploymentUnit() {
        return deploymentUnit;
    }

}
