jcscachepool.java

羽量级数据持久层开发框架

package org.speedframework.cache;
import org.apache.jcs.access.*;
import org.apache.jcs.access.exception.CacheException;
import org.speedframework.exception.SpeedFrameworkException;

/**
 * <p>Title: SpeedFrameworkWork</p>
 *
 * <p>Description:??��??? </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: SpeedFrameworkWork</p>
 *
 * @author ?????
 * @version 1.1beta
 */

/**
 * jcscache pool
 * 
 * @author lizf
 */
public class JCSCachePool implements CachePool {

	// private static Hashtable cachePool = new Hashtable();

	/**
	 * 
	 */

	/** ����������Ϣ */
	private static CacheAccess cache = null;

	/**
	 * 
	 */

	// private static String key = null;
	/**
	 * Constructs ...
	 * 
	 * 
	 * @param cache_region
	 */
	public JCSCachePool(String cache_region) {

		try {
			if (cache == null) {
				cache = CacheAccess.defineRegion(cache_region);
			}
		} catch (CacheException e) {
			throw new SpeedFrameworkException(
					"JCSCachePool newInstance error. ", e);
		}
	}

	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 * 
	 * @param name
	 * @param value
	 * 
	 * @throws SpeedFrameworkException
	 */
	public synchronized void put(Object name, Object value)
			throws SpeedFrameworkException {
		try {
			cache.put(name, value);
		} catch (CacheException e) {
			throw new SpeedFrameworkException("JCSCachePool put error.  ", e);
		}
	}

	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 * 
	 * @param name
	 * 
	 * @return
	 */
	public synchronized Object get(Object name) {
		return cache.get(name);
	}

	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 * 
	 * @return
	 */
	public String getStats() {

		return cache.getStats();
	}

	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 * 
	 * @param name
	 * @param value
	 * 
	 * @throws SpeedFrameworkException
	 */
	// public void putInGroup(Object name, Object value) throws
	// SpeedFrameworkException {
	// try {
	// cache.putSafe(name, value);
	// } catch (CacheException e) {
	// throw new SpeedFrameworkException("JCSCachePool putInGroup error. ", e);
	// }
	// }
	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 */
	public void dispose() {
		cache.dispose();
	}

	/**
	 * ����������Ϣ�� ���������ʲô�ģ� ��ε��ã���ø����ô���ʾ��
	 * 
	 * @param name
	 * 
	 * @throws SpeedFrameworkException
	 */
	public synchronized void remove(Object name) throws SpeedFrameworkException {
		try {
			cache.remove(name);
		} catch (CacheException e) {
			throw new SpeedFrameworkException("JCSCachePool remove error. ", e);
		}
	}
	
}