org.rzo.yajsw.groovy.XHashMap Maven / Gradle / Ivy

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YAJSW is a java centric implementation of the java service wrapper by tanuki (JSW). It aims at being mostly configuration compliant with the original. It should therefore be easy to switch from JSW to YAJSW.

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package org.rzo.yajsw.groovy;

import java.util.HashMap;
import java.util.Iterator;

public class XHashMap extends HashMap
{
	public Object put(Object key, Object value)
	{
		// System.out.println("put "+key+" "+value);
		XHashMap v = (XHashMap) super.get(key);
		if (v == null)
			v = new XHashMap();
		v.setValue(value);
		return super.put(key, v);
	}

	void setValue(Object value)
	{
		super.put("value", value);
	}

	Object getValue()
	{
		return super.get("value");
	}

	public Object get(Object key)
	{
		Object value = super.get(key);
		// System.out.println("get "+key+" "+value);
		if (value == null)
		{
			value = new XHashMap();
			super.put(key, value);
		}
		return value;
	}

	public HashMap toMap()
	{
		HashMap result = new HashMap();
		for (Iterator it = keySet().iterator(); it.hasNext();)
			toMap("wrapper", (String) it.next(), result, this);
		return result;
	}

	private void toMap(String keyPrefix, String key, HashMap result, XHashMap map)
	{
		if ("value".equals(key))
			result.put(keyPrefix, map.getValue());
		else
		{
			XHashMap v = (XHashMap) map.get(key);
			for (Iterator it = v.keySet().iterator(); it.hasNext();)
				toMap(keyPrefix + "." + key, (String) it.next(), result, v);
		}
	}

}