fileaction.java

一款手机游戏

import java.util.Enumeration;
import javax.microedition.io.Connector;
import javax.microedition.io.file.FileConnection;
import javax.microedition.io.file.FileSystemRegistry;

public class FileAction
{
    Invoker browser;
    
    public FileAction(Invoker browser)
    {
        this.browser=browser;
    }
    
    public synchronized void getDirContent(String currentDir)
    {
        Enumeration CurrentDirEnum=null;
        FileConnection currDirFC=null;
        boolean isRoot=false;
        try
        {
            if(currentDir.equals("/"))
            {
                CurrentDirEnum = FileSystemRegistry.listRoots();
                isRoot=true;
            }
            else
            {
                currDirFC = (FileConnection)Connector.open("file://"+currentDir);
                if(currDirFC!=null)
                CurrentDirEnum = currDirFC.list();
            }
        }
        catch(Exception e)
        {}
        finally
        {
        	currDirFC=null;
        	try{
            	browser.updateDirList(CurrentDirEnum, isRoot);
            }catch(Exception e){}
        }
    }    
}