/*
 * Copyright 2005 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.wamblee.usermgt;

import org.wamblee.persistence.AbstractPersistent;

import java.io.Serializable;

/**
 * Represents a group.
 * 
 * @author Erik Brakkee
 */
public class Group extends AbstractPersistent implements Serializable,
    Comparable {
    /**
     * Group name.
     */
    private String name;

    /**
     * Constructs the group.
     * 
     * @param aName
     */
    Group(String aName) {
        super();
        name = aName;
    }

    /**
     * Creates a new Group object.
     * 
     */
    public Group(Group aGroup) {
        super(aGroup);
        name = aGroup.name;
    }

    /**
     * Creates a new Group object.
     */
    protected Group() {
        super();
        name = null;
    }

    /**
     * Gets the name of the group.
     * 
     * @return Group name.
     */
    public String getName() {
        return name;
    }

    /**
     * Sets the group name.
     * 
     * @param aName
     *            Group name.
     */
    void setName(String aName) {
        name = aName;
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#equals(java.lang.Object)
     */
    @Override
    public boolean equals(Object aGroup) {
        if (!(aGroup instanceof Group)) {
            return false;
        }

        return name.equals(((Group) aGroup).name);
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        return name.hashCode();
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Comparable#compareTo(T)
     */
    public int compareTo(Object aGroup) {
        return name.compareTo(((Group) aGroup).name);
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return "Group(pk = " + getPrimaryKey() + ", name=" + name + ")";
    }
}