org.mule.module.launcher.DomainDeploymentTemplate Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mule-module-launcher Show documentation

There is a newer version: 3.9.0

/*
 * 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.module.launcher;

import org.mule.module.launcher.application.Application;
import org.mule.module.launcher.artifact.Artifact;
import org.mule.module.launcher.domain.Domain;

import java.util.Collection;
import java.util.Collections;

/**
 * Utility to hook callbacks just before and after a domain zip is redeployed in Mule.
 */
public final class DomainDeploymentTemplate implements ArtifactDeploymentTemplate
{
    private Collection domainApplications = Collections.emptyList();
    private final DefaultArchiveDeployer applicationDeployer;
    private final DeploymentService deploymentservice;

    public DomainDeploymentTemplate(DefaultArchiveDeployer applicationDeployer, DeploymentService deploymentservice)
    {
        this.applicationDeployer = applicationDeployer;
        this.deploymentservice = deploymentservice;
    }

    /**
     * Undeploys all applications that use this domain.
     */
    @Override
    public void preRedeploy(Artifact domain)
    {
        if (domain instanceof Domain)
        {
            domainApplications = deploymentservice.findDomainApplications(domain.getArtifactName());
            for (Application domainApplication : domainApplications)
            {
                applicationDeployer.undeployArtifactWithoutUninstall(domainApplication);
            }
        }
    }

    /**
     * Deploys applications that were undeployed when {@link #preRedeploy(Artifact)} was called..
     */
    @Override
    public void postRedeploy(Artifact domain)
    {
        if (domain != null && !domainApplications.isEmpty())
        {
            for (Application domainApplication : domainApplications)
            {
                applicationDeployer.preTrackArtifact(domainApplication);
                applicationDeployer.deployExplodedArtifact(domainApplication.getArtifactName());
            }
        }
        domainApplications = Collections.emptyList();
    }
}