appletrecordstoremanager.java

手机模拟器源代码,可以在网页上调用applet应用来摸拟手机,在线体验手机游戏和运用.可以在网页上自定义手机外观.

/*
 *  MicroEmulator
 *  Copyright (C) 2001-2005 Bartek Teodorczyk <[e-mail]>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package com.barteo.emulator.applet;

import java.util.Enumeration;
import java.util.Hashtable;

import javax.microedition.rms.RecordStore;
import javax.microedition.rms.RecordStoreException;
import javax.microedition.rms.RecordStoreNotFoundException;

import com.barteo.emulator.RecordStoreManager;
import com.barteo.emulator.util.RecordStoreImpl;


public class AppletRecordStoreManager implements RecordStoreManager 
{
	private Hashtable recordStores = new Hashtable();
	  

	public void deleteRecordStore(String recordStoreName) 
			throws RecordStoreNotFoundException, RecordStoreException 
	{
		RecordStoreImpl recordStoreImpl = (RecordStoreImpl) recordStores.get(recordStoreName);
		if (recordStoreImpl == null) {
			throw new RecordStoreNotFoundException();
		}
		if (recordStoreImpl.isOpen()) {
			throw new RecordStoreException();
		}
		recordStores.remove(recordStoreName);
	}

	
	public RecordStore openRecordStore(String recordStoreName, boolean createIfNecessary) 
			throws RecordStoreNotFoundException 
	{
        RecordStoreImpl recordStoreImpl = (RecordStoreImpl) recordStores.get(recordStoreName);
        if (recordStoreImpl == null) {
            if (!createIfNecessary) { 
                throw new RecordStoreNotFoundException(); 
            }
            recordStoreImpl = new RecordStoreImpl(this, recordStoreName);
            recordStores.put(recordStoreName, recordStoreImpl);
        }
        recordStoreImpl.setOpen(true);

        return recordStoreImpl;
	}


	public String[] listRecordStores() 
	{
        String[] result = null;

        int i = 0;
        for (Enumeration e = recordStores.keys(); e.hasMoreElements();) {
        	if (result == null) {
        		result = new String[recordStores.size()];
        	}
            result[i] = (String) e.nextElement();
            i++;
        }

        return result;
	}


	public void saveChanges(RecordStoreImpl recordStoreImpl) 
	{
	}

}