Gets the image drawable from the url : Drawable « 2D Graphics « Android

1. Android
2. 2D Graphics
3. Drawable

Gets the image drawable from the url

  
/**
 *
 */
//package org.alldroid.forum.utils;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import org.apache.http.HttpResponse;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.util.Log;

/**
 * @author trr4rac
 */
class UrlHelper {
  private static final String TAG = UrlHelper.class.getSimpleName ( );

  public static URL createUrl ( String base, String action ) {
    return createUrl ( base, action, "" );
  }

  public static URL createUrl ( String base, String action, String additional ) {
    try {
      return new URL ( base + action + additional );
    } catch ( MalformedURLException ex ) {
      Log.e(TAG,ex.getMessage ( ),ex);
      return null;
    }
  }

  public static Uri createUri ( String base, String action ) {
    return createUri ( base, action, "" );
  }

  public static Uri createUri ( String base, String action, String additional ) {
    return Uri.parse ( base + action + additional );
  }

  public static URLConnection createConnection ( String baseUrl, String action ) throws IOException {
    return createConnection ( baseUrl, action, "" );
  }

  public static URLConnection createConnection ( String baseUrl, String action, String additional ) throws IOException {
    return createConnection ( createUrl ( baseUrl, action, additional ).toString ( ) );
  }

  public static URLConnection createConnection ( String url ) {
    Log.d ( TAG, "Creating Connection" );
    if ( url == null || url.length ( ) == 0 ) {
      Log.e ( TAG, "Unable to create url" );
      return null;
    } else {
      Log.d ( TAG, "Created url: " + url );
      try {
        URL turl = new URL ( url );
        return turl.openConnection ( );
      } catch ( MalformedURLException e ) {
        Log.e(TAG,e.getMessage ( ),e);
      } catch ( IOException e ) {
        Log.e(TAG,e.getMessage ( ),e);
      }
      return null;
    }
  }

  /**
   * Gets the image drawable from the url
   *
   * @author dustin.jorge@gmail.com
   * @returns the Drawable image
   * @param String
   *          url The url of the image resource
   */
  public static Drawable getImageDrawable ( String url ) {
    try {
      Log.d ( TAG, "Getting Drawable for StringUrl: " + url.toString ( ) );
      return getImageDrawable ( new URL ( url ) );
    } catch ( MalformedURLException e ) {
      Log.e(TAG,e.getMessage ( ),e);
    } catch ( Exception e ) {
      Log.e(TAG,e.getMessage ( ),e);
    }

    return null;
  }

  /**
   * Gets the image drawable from the url
   *
   * @author dustin.jorge@gmail.com
   * @returns the Drawable image
   * @param Url
   *          url The url of the image resource
   */
  public static Drawable getImageDrawable ( URL url ) {
    return getImageDrawable ( url,null,null );
  }

  public static Drawable getImageDrawable ( URL url, String username, String password ) {
    Drawable d = null;
    try {
      DefaultHttpClient client = new DefaultHttpClient ( );
      HttpGet get = new HttpGet ( url.toURI ( ) );
      if ( username != null && username.length ( ) > 0 && password != null && password.length() > 0 ) {
        client.getCredentialsProvider ().setCredentials ( new AuthScope ( url.getHost (), url.getPort () ), new UsernamePasswordCredentials ( username, password ) );
      }
      HttpResponse response = client.execute ( get );
      InputStream is = response.getEntity ( ).getContent ( );
      BufferedInputStream bis = new BufferedInputStream ( is );
      String full = url.getFile ( );
      int start = full.lastIndexOf ( "/" ) + 1;
      if ( full.length ( ) > 0 ) {
        full = full.substring ( start );
      }
      d = Drawable.createFromStream ( bis, full );
      if ( d == null ) {
        Log.w ( TAG, "Drawable was null: " + full + ": " + url.toString ( ) );
      }
      bis.close ( );
      is.close ( );
    } catch ( Exception e ) {
      Log.e(TAG,e.getMessage ( ),e);
    }
    return d;
  }

}

   
    
  

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