freader.java

来自「mms application to allow user to send / 」· Java 代码 · 共 106 行

/*****************************************************************************

 Description: This class is used to connect to the files and folders on the phone.
                    
 Created By: Oscar Vivall 2005-12-14
 @file        FReader.java

 COPYRIGHT All rights reserved Sony Ericsson Mobile Communications AB 2004.
 The software is the copyrighted work of Sony Ericsson Mobile Communications AB.
 The use of the software is subject to the terms of the end-user license 
 agreement which accompanies or is included with the software. The software is 
 provided "as is" and Sony Ericsson specifically disclaim any warranty or 
 condition whatsoever regarding merchantability or fitness for a specific 
 purpose, title or non-infringement. No warranty of any kind is made in 
 relation to the condition, suitability, availability, accuracy, reliability, 
 merchantability and/or non-infringement of the software provided herein.

 *****************************************************************************/


import javax.microedition.midlet.*;
import javax.microedition.io.file.*;
import javax.microedition.io.*;
import java.util.*;

import java.io.*;
public class FReader {
    private IFConn caller;
    private String currentPath = "";
    
    public FReader(IFConn caller){
        this.caller = caller;
    }

    public String currentPath(){
        return currentPath;
    }
    
    public void getRoot(){
        System.out.println("getRoot");
        new Thread(){
            public void run(){
                currentPath = "file:///";
                try{
                    Enumeration enum = FileSystemRegistry.listRoots();
                    while(enum.hasMoreElements()){
                        String file = (String)enum.nextElement();
                        caller.folderArrival(file, true);
                    }
                }catch(Exception e){
                    e.printStackTrace();
                }
            }
        }.start();
    }

    public void getFolder(final String path){
        System.out.println("getFolder:" + path);
        new Thread(){
            public void run(){
                try{
                    FileConnection fConn = (FileConnection)Connector.open(path);
                    System.out.println("Is Folder:" + fConn.isDirectory() + " Can Read:" +fConn.canRead() + " Exist:" + fConn.exists());
                    if(fConn.isDirectory() == true && fConn.exists() == true){
                        currentPath = path;
                        caller.folderArrival("../", true);
                        Enumeration enum = fConn.list();
                        while(enum.hasMoreElements()){
                            String file = (String)enum.nextElement();
                            System.out.println("file:" + file);
                            boolean isFolder = false;
                            if(file.charAt(file.length()-1) == '/'){
                                isFolder = true;
                            }
                            caller.folderArrival(file, isFolder);
                        }
                        fConn.close();
                    }
                }catch(Exception e){
                    e.printStackTrace();
                }
            }
        }.start();
    }

    public void getFile(final String path){
        System.out.println("getFile:" + path);
        
        new Thread(){
            public void run(){
                try{
                    FileConnection fConn = (FileConnection)Connector.open(path);
                    if(fConn.isDirectory() == false && fConn.canRead() == true && fConn.exists() == true){
                        InputStream is = fConn.openInputStream();
                        caller.fileArrival(is);
                        fConn.close();
                    }
                }catch(Exception e){
                    e.printStackTrace();
                }
            }
        }.start();
    }
    
}