uninstaller.java

来自「基于Jabber协议的即时消息服务器」· Java 代码 · 共 50 行

/**
 * $Revision: $
 * $Date:  $
 *
 * Copyright (C) 1999-2006 Jive Software. All rights reserved.
 *
 * This software is the proprietary information of Jive Software.
 * Use is subject to license terms.
 */

package org.jivesoftware.wildfire.launcher;

import com.install4j.api.Context;
import com.install4j.api.ProgressInterface;
import com.install4j.api.UninstallAction;

import java.io.File;
import java.io.FilenameFilter;

/**
 * Used with the Install4J installer to uninstall the remaining files within
 * the WildFire install.
 */
public class Uninstaller extends UninstallAction {

    public int getPercentOfTotalInstallation() {
        return 0;
    }

    public boolean performAction(Context context, ProgressInterface progressInterface) {
        final File installationDirectory = context.getInstallationDirectory();

        File libDirectory = new File(installationDirectory, "lib");

        // If the directory still exists, remove all JAR files.
        if (libDirectory.exists() && libDirectory.isDirectory()) {
            File[] jars = libDirectory.listFiles(new FilenameFilter() {
                public boolean accept(File dir, String name) {
                    return name.endsWith(".jar");
                }
            });
            for (File jar : jars) {
                jar.delete();
            }
        }

        return super.performAction(context, progressInterface);
    }

}