ArtifactFactoryUtils.java

/*
 * 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.deployment.impl.internal.artifact;

import static org.mule.runtime.deployment.model.api.DeployableArtifactDescriptor.DEFAULT_DEPLOY_PROPERTIES_RESOURCE;
import org.mule.runtime.api.exception.MuleRuntimeException;
import org.mule.runtime.api.i18n.I18nMessageFactory;
import org.mule.runtime.module.artifact.Artifact;

import java.io.File;

/**
 * Utility class providing useful methods when creating {@link Artifact}s.
 */
public class ArtifactFactoryUtils {

  private ArtifactFactoryUtils() {}

  /**
   * Finds the deployment file within a given artifact.
   *
   * @param artifactDir the artifact directory where the deployment file should be present
   * @return the artifact's deployment file or {@code null} if none was found
   */
  public static File getDeploymentFile(File artifactDir) {
    if (!artifactDir.exists()) {
      throw new MuleRuntimeException(I18nMessageFactory
          .createStaticMessage(String.format("Artifact directory does not exist: '%s'", artifactDir)));
    }
    File deployFile = new File(artifactDir, DEFAULT_DEPLOY_PROPERTIES_RESOURCE);
    if (!deployFile.exists()) {
      return null;
    } else {
      return deployFile;
    }
  }

}