RemoveActionNG.java example

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/*
 * NOTE: This copyright does *not* cover user programs that use HQ
 * program services by normal system calls through the application
 * program interfaces provided as part of the Hyperic Plug-in Development
 * Kit or the Hyperic Client Development Kit - this is merely considered
 * normal use of the program, and does *not* fall under the heading of
 * "derived work".
 * 
 * Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
 * This file is part of HQ.
 * 
 * HQ is free software; you can redistribute it and/or modify
 * it under the terms version 2 of the GNU General Public License as
 * published by the Free Software Foundation. This program is distributed
 * in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA.
 */

package org.hyperic.hq.ui.action.admin.user;

import java.util.HashMap;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hyperic.hq.bizapp.shared.AuthzBoss;
import org.hyperic.hq.ui.Constants;
import org.hyperic.hq.ui.action.BaseActionNG;
import org.hyperic.hq.ui.util.RequestUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import com.opensymphony.xwork2.ModelDriven;

/**
 * An Action that removes a user from the application.
 */
@Component(value = "removeUserActionNG")
@Scope(value = "prototype")
public class RemoveActionNG extends BaseActionNG implements
		ModelDriven<RemoveFormNG> {

	private final Log log = LogFactory.getLog(RemoveActionNG.class.getName());
	private AuthzBoss authzBoss;

	private RemoveFormNG removeForm = new RemoveFormNG();

	public RemoveFormNG getRemoveForm() {
		return removeForm;
	}

	public void setRemoveForm(RemoveFormNG removeForm) {
		this.removeForm = removeForm;
	}

	@Autowired
	public RemoveActionNG(AuthzBoss authzBoss) {
		super();
		this.authzBoss = authzBoss;
	}

	/**
	 * Removes a user identified by the value of the request parameter
	 * <code>Constants.USER_PARAM</code> from the BizApp.
	 * 
	 * @return
	 */
	public String execute() throws Exception {

		Integer[] users = removeForm.getUsers();

		// maintain sort after remove
		HashMap<String, Object> params = new HashMap<String, Object>();
		RequestUtils.propogateParam(getServletRequest(), params, Constants.SORTORDER_PARAM);
		RequestUtils.propogateParam(getServletRequest(), params, Constants.SORTCOL_PARAM);

		if (users == null || users.length == 0) {
			return SUCCESS;
		}

		Integer sessionId = RequestUtils.getSessionId(request);

		log.trace("removing users");
		try {
			authzBoss.removeSubject(sessionId, users);
		} catch (Exception e) {
			log.error("Error deleting user", e);
			addCustomActionErrorMessages(e.getMessage());
			return INPUT;
		}
		clearMessages(); 	
		addActionMessage(getText("admin.role.confirm.RemoveUsers"));
		return SUCCESS;
	}

	public RemoveFormNG getModel() {

		return removeForm;
	}
}