objecttypedeterminer.java

在Struts2中的jar包xwork的源代码.版本为2.0.7

/*
 * Copyright (c) 2002-2006 by OpenSymphony
 * All rights reserved.
 */
package com.opensymphony.xwork2.util;

/**
 * Determines what the key and and element class of a Map or Collection should be. For Maps, the elements are the
 * values. For Collections, the elements are the elements of the collection.
 *
 * @author Gabriel Zimmerman
 */
public interface ObjectTypeDeterminer {
    public Class getKeyClass(Class parentClass, String property);

    public Class getElementClass(Class parentClass, String property, Object key);

    public String getKeyProperty(Class parentClass, String property);
    
    public boolean shouldCreateIfNew(Class parentClass, 
            String property, 
            Object target,
            String keyProperty,
            boolean isIndexAccessed);
}