src/java/de/uapcore/lightpit/Menu.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 2017 Mike Becker. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
package de.uapcore.lightpit;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * Maps a resource key for the menu label to the path name for the underlying
 * site.
 * 
 * Objects of this class are internally instantiated by the
 * {@link ModuleManager}.
 */
public class Menu extends MenuEntry {
    
    private final List<MenuEntry> entries = new ArrayList<>();
    private final List<MenuEntry> immutableEntries = Collections.unmodifiableList(entries);
    
    /**
     * Class name of the module for which this menu is built.
     */
    private String moduleClassName;
    
    
    public Menu() {
        super();
    }
    
    public Menu(String moduleClassName, ResourceKey resourceKey, String pathName) {
        super(resourceKey, pathName);
        this.moduleClassName = moduleClassName;
    }
    
    public void setModuleClassName(String moduleClassName) {
        this.moduleClassName = moduleClassName;
    }

    public String getModuleClassName() {
        return moduleClassName;
    }

    /**
     * Sets a new list of menu entries for this menu.
     * 
     * @param entries the list of new menu entries
     */
    public void setEntries(List<MenuEntry> entries) {
        // in case the given list is immutable, we copy the contents
        this.entries.clear();
        this.entries.addAll(entries);
    }

    /**
     * Retrieves an immutable list of menu entries for this menu.
     * 
     * @return the list of menu entries
     */
    public List<MenuEntry> getEntries() {
        return immutableEntries;
    }
    
    /**
     * Adds a new menu entry to this menu.
     * @param entry the menu entry to add
     */
    public void addMenuEntry(MenuEntry entry) {
        entries.add(entry);
    }
}