ContainerFactory.java

/* The contents of this file are subject to the license and copyright terms
 * detailed in the license directory at the root of the source tree (also 
 * available online at http://fedora-commons.org/license/).
 */
package fedora.utilities.install.container;

import java.io.File;

import fedora.utilities.install.Distribution;
import fedora.utilities.install.InstallOptions;

/**
 * A static factory that returns a Container depending on InstallOptions
 */
public class ContainerFactory {

    private ContainerFactory() {
    }

    public static Container getContainer(Distribution dist,
                                         InstallOptions options) {
        String servletEngine = options.getValue(InstallOptions.SERVLET_ENGINE);
        if (servletEngine.equals(InstallOptions.INCLUDED)) {
            return new BundledTomcat(dist, options);
        } else if (servletEngine.equals(InstallOptions.EXISTING_TOMCAT)) {
            File tomcatHome =
                    new File(options.getValue(InstallOptions.TOMCAT_HOME));
            File dbcp55 =
                    new File(tomcatHome, "common/lib/naming-factory-dbcp.jar");
            File dbcp6 = new File(tomcatHome, "lib/tomcat-dbcp.jar");
            if (dbcp6.exists()) {
            	return new ExistingTomcat(dist, options);
            } else if (dbcp55.exists()) {
                return new ExistingTomcat55(dist, options);
            } else {
                return new ExistingTomcat50(dist, options);
            }
        } else {
            return new DefaultContainer(dist, options);
        }
    }
}