symbolloader.java

来自「java的23中设计模式的代码实现」· Java 代码 · 共 15 行

/*
 *  A Symbol Loader to register all prototype instance
 */
import java.util.*;

public class SymbolLoader  {
    private Hashtable symbols = new Hashtable();
    public SymbolLoader() {
           symbols.put("Line", new LineSymbol());
           symbols.put("Note", new NoteSymbol());
    }
    public Hashtable getSymbols() {
        return symbols;
    }
}