fr.aliasource.webmail.common.LocatorRegistry.java Source code

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Here is the source code for fr.aliasource.webmail.common.LocatorRegistry.java

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: GPL 2.0
 *
 * The contents of this file are subject to the GNU General Public
 * License Version 2 or later (the "GPL").
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Initial Developer of the Original Code is
 *   MiniG.org project members
 *
 * ***** END LICENSE BLOCK ***** */

package fr.aliasource.webmail.common;

import java.util.LinkedList;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import fr.aliasource.utils.RunnableExtensionLoader;
import fr.aliasource.webmail.common.impl.IMAPLocator;
import fr.aliasource.webmail.common.impl.SMTPLocator;

public class LocatorRegistry {

    private List<IServerLocator> locators;
    private Log logger;

    LocatorRegistry() {
        logger = LogFactory.getLog(getClass());
        locators = new LinkedList<IServerLocator>();
        registerLocators();
    }

    private void registerLocators() {
        // std locators
        locators.add(new IMAPLocator());
        locators.add(new SMTPLocator());

        // plugin locators
        RunnableExtensionLoader<IServerLocator> rel = new RunnableExtensionLoader<IServerLocator>();
        List<IServerLocator> isls = rel.loadExtensions(Activator.PLUGIN_ID, "serverlocator", "server_locator",
                "implementation");
        for (IServerLocator isl : isls) {
            locators.add(isl);
        }
    }

    public String getHostName(String login, String domain, String locatorUri) {
        int schemeIdx = locatorUri.indexOf("://");
        String scheme = locatorUri.substring(0, schemeIdx);
        String urlPart = locatorUri.substring(schemeIdx + "://".length());

        for (IServerLocator locator : locators) {
            if (locator.supportsUriScheme(scheme)) {
                String ret = locator.getHostName(login, domain, urlPart);
                logger.info("Locator resolved " + locatorUri + " for " + login + "@" + domain + " as " + ret);
                return ret;
            }
        }
        logger.error("Server URI with unsupported scheme : " + locatorUri);
        return null;

    }
}