Compress.java

package uni.projecte.dataTypes;

import android.util.Log; 
import java.io.BufferedInputStream; 
import java.io.BufferedOutputStream; 
import java.io.FileInputStream; 
import java.io.FileOutputStream; 
import java.util.zip.ZipEntry; 
import java.util.zip.ZipOutputStream; 
 
 
public class Compress { 
  private static final int BUFFER = 2048; 
 
  private String[] _files; 
  private String _zipFile; 
 
  public Compress(String[] files, String zipFile) { 
    _files = files; 
    _zipFile = zipFile; 
  } 
 
  public void zip() { 
    try  { 
      
     BufferedInputStream origin = null; 
      FileOutputStream dest = new FileOutputStream(_zipFile); 
 
      ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(dest)); 
 
      byte data[] = new byte[BUFFER]; 
      
   
 
      for(int i=0; i < _files.length; i++) { 
        Log.v("Compress", "Adding: " + _files[i]); 
        FileInputStream fi = new FileInputStream(_files[i]); 
        origin = new BufferedInputStream(fi, BUFFER); 
        ZipEntry entry = new ZipEntry(_files[i].substring(_files[i].lastIndexOf("/") + 1)); 
        out.putNextEntry(entry); 
        int count; 
        while ((count = origin.read(data, 0, BUFFER)) != -1) { 
          out.write(data, 0, count); 
        } 
        origin.close(); 
      } 
 

      
      out.close(); 
      
      
      
    } catch(Exception e) { 
      e.printStackTrace(); 
    } 
 
  } 
  
  public void zipWithRelativePath(String relativePath) { 
	    try  { 
	      
	     BufferedInputStream origin = null; 
	      FileOutputStream dest = new FileOutputStream(_zipFile); 
	 
	      ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(dest)); 
	 
	      byte data[] = new byte[BUFFER]; 
	      
	   
	 
	      for(int i=0; i < _files.length; i++) { 
	        Log.v("Compress", "Adding: " + _files[i]); 
	        FileInputStream fi = new FileInputStream(relativePath+"/"+_files[i]); 
	        origin = new BufferedInputStream(fi, BUFFER); 
	        ZipEntry entry = new ZipEntry(_files[i].substring(_files[i].lastIndexOf("/") + 1)); 
	        out.putNextEntry(entry); 
	        int count; 
	        while ((count = origin.read(data, 0, BUFFER)) != -1) { 
	          out.write(data, 0, count); 
	        } 
	        origin.close(); 
	      } 
	 

	      
	      out.close(); 
	      
	      
	      
	    } catch(Exception e) { 
	      e.printStackTrace(); 
	    } 
	 
	  } 
 
}