Android Open Source - you2peer File Answer

From Project

Back to project page you2peer.

License

The source code is released under:

Apache License

If you think the Android project you2peer listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package com.u2p.messages;
//from  w  ww  .  j  a  v  a2s.c o  m
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Serializable;

import android.util.Log;

public class FileAnswer implements Serializable{

  private static final long serialVersionUID = 1L;
  private static final String TAG="ListAnswer";
  private String filename;
  private String group;
  private byte[] bytes;
  
  public FileAnswer(String filename,String group){
    this.filename=filename;
    this.group=group;
  }
  
  public String getGroup(){
    return this.group;
  }
  
  public String getFilename(){
    return filename;
  }
  
  public void read(String uri){
    File file = new File(uri);
    bytes = new byte[(int)file.length()];
    try {
      InputStream input = null;
      try {
        int totalBytesRead = 0;
        input = new BufferedInputStream(new FileInputStream(file));
        while(totalBytesRead < bytes.length){
          int bytesRemaining = bytes.length - totalBytesRead;
          //input.read() returns -1, 0, or more :
          int bytesRead = input.read(bytes, totalBytesRead, bytesRemaining); 
          if (bytesRead > 0){
            totalBytesRead = totalBytesRead + bytesRead;
          }
        }
        /*
             the above style is a bit tricky: it places bytes into the 'result' array; 
             'result' is an output parameter;
             the while loop usually has a single iteration only.
         */
      }
      finally {
        input.close();
      }
    }
    catch (FileNotFoundException ex) {
      Log.e(TAG,"File not found");
    }
    catch (IOException ex) {
      Log.e(TAG,"IOException");
    }
  }
  
  public void write(String uri){
    try {
      OutputStream output = null;
      try {
        output = new BufferedOutputStream(new FileOutputStream(uri+"/"+filename));
        output.write(bytes);
      }
      finally {
        output.close();
      }
    }
    catch(FileNotFoundException ex){
      Log.e(TAG,"File not found");
    }
    catch(IOException ex){
      Log.e(TAG,"IOException");
    }
  }

  
}

Java Source Code List