@Override
	public boolean equals(Object o){
		if(!(o instanceof Event))
			return false;
		if(this.sampleStamp == ((Event)o).getSampleStamp() && this.type.equalsIgnoreCase(((Event)o).getType()) && (((this.comment == null)&&(((Event)o).getComment() == null)) || this.comment.equalsIgnoreCase(((Event)o).getComment()))){
			return true;
		}
		return false;
	}