SDCard File Util : SDCard « Hardware « Android

1. Android
2. Hardware
3. SDCard

SDCard File Util

  

//package edu.dhbw.andobjviewer.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.lang.reflect.Field;

import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

public class SDCardFileUtil extends BaseFileUtil {  



  /* (non-Javadoc)
   * @see edu.dhbw.andobjviewer.util.FileUtilInterface#getReaderFromName(java.lang.String)
   */
  public BufferedReader getReaderFromName(String name) {
    if (baseFolder != null) {
      try {
        return new BufferedReader(new FileReader(new File(baseFolder, name)));
      } catch (FileNotFoundException e) {
        return null;
      }
    } else {
      try {
        return new BufferedReader(new FileReader(new File(name)));
      } catch (FileNotFoundException e) {
        return null;
      }
    }
  }
  
  /* (non-Javadoc)
   * @see edu.dhbw.andobjviewer.util.FileUtilInterface#getBitmapFromName(java.lang.String)
   */
  public Bitmap getBitmapFromName(String name) {
    if (baseFolder != null) {
      String path = new File(baseFolder,name).getAbsolutePath();
      return BitmapFactory.decodeFile(path);
    } else {
      return BitmapFactory.decodeFile(name);
    }
  }
}
abstract class BaseFileUtil {
  
  protected String baseFolder = null;

  /* (non-Javadoc)
   * @see edu.dhbw.andobjviewer.util.FileUtilInterface#getBaseFolder()
   */
  public String getBaseFolder() {
    return baseFolder;
  }

  /* (non-Javadoc)
   * @see edu.dhbw.andobjviewer.util.FileUtilInterface#setBaseFolder(java.io.File)
   */
  public void setBaseFolder(String baseFolder) {
    this.baseFolder = baseFolder;
  }

  /**
   * get an reader through it's filename
   * @param name
   * @return may be null, in case of an exception 
   */
  public abstract BufferedReader getReaderFromName(String name);

  /**
   * get a bitmap object through an filename.
   * @param name
   * @return may be null, in case of an exception 
   */
  public abstract Bitmap getBitmapFromName(String name);

}

   
    
  

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