manageritem.java

基于Eclipse RCP开发的管理工具

package com.s10r.manager.model;

import java.util.Date;

import com.s10r.util.Observable;
import com.s10r.util.ObservableSupport;
import com.s10r.util.Observer;

public abstract class ManagerItem implements Observable
{
	private String name;
	private String description;
	private Date created;
	private Date lastUpdated;
	
	
	protected ObservableSupport observers = new ObservableSupport();

	public ManagerItem(String name)
	{
		this.name = name;
		
		// if loaded file does not provide this, just assume now()
		// for both these dates
		this.created = new Date();
		this.lastUpdated = new Date();
	}

	public String getName()
	{
		return name;
	}

	/**
	 * @param name
	 *            the name to set
	 * @uml.property name="name"
	 */
	public void setName(String name)
	{
		if (!name.equals(this.name))
		{
			this.name = name;
			observers.notifyEdit(this);
		}
	}
	
	public Date getLastUpdated()
	{
		return lastUpdated;
	}

	public void setLastUpdated()
	{
		setLastUpdated(new Date());
	}

	public void setLastUpdated(Date lastUpdated)
	{
		if (!lastUpdated.equals(this.lastUpdated))
		{
			this.lastUpdated = lastUpdated;
			observers.notifyEdit(this);
		}
	}

	public void addObserver(Observer o)
	{
		observers.add(o);
	}

	public void removeObserver(Observer o)
	{
		observers.remove(o);
	}

	public void clearObservers()
	{
		observers.clear();
	}

	public Date getCreated()
	{
		return created;
	}

	public void setCreated(Date created)
	{
		this.created = created;
	}
	
	/**
	 * @return the description
	 * @uml.property name="description"
	 */
	public String getDescription()
	{
		return description;
	}

	/**
	 * @param description
	 *            the description to set
	 * @uml.property name="description"
	 */
	public void setDescription(String description)
	{
		if (!description.equals(this.description))
		{
			this.description = description;
			observers.notifyEdit(this);
		}
	}

	public abstract void accept(DataVisitor visitor);
	
    @Override
    public boolean equals(Object obj)
    {
    	if (obj instanceof ManagerItem)
    	{
    		return ((ManagerItem)obj).getName().equalsIgnoreCase(getName());
    	}
    	else
    	{
    	   return super.equals(obj);
    	}
    }


}