title: http post no response
body: <p>I use post with file to upload a image file to website. i got the error message.Could you give me some suggestion? Thanks
  system:android 4.0.3
  <code>phone:htc x</code></p>
  
  <p><code>error information</code></p>
  
  <pre><code>E/dalvikvm(11952): Could not find class 'org.apache.http.entity.mime.content.FileBody', referenced from method tw.tcc.tsvs.www.FileUploadPost.FileUploadPostActivity$1.onClick
  </code></pre>
  
  <p>code</p>
  
  <pre><code>import java.io.BufferedReader;
  import java.io.File;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import org.apache.http.HttpEntity;
  import org.apache.http.HttpResponse;
  import org.apache.http.client.HttpClient;
  import org.apache.http.client.methods.HttpGet;
  import org.apache.http.client.methods.HttpPost;
  import org.apache.http.entity.mime.HttpMultipartMode;
  import org.apache.http.entity.mime.MultipartEntity;
  import org.apache.http.entity.mime.content.FileBody;
  import org.apache.http.impl.client.DefaultHttpClient;
  import org.apache.http.util.EntityUtils;
  import android.app.Activity;
  import android.os.Bundle;
  import android.util.Log;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.widget.Button;
  import android.widget.TextView;
  
  private Button.OnClickListener jclove=new OnClickListener(){
  public void onClick(View v) {
  try {     
               //file_post
               File file = new File("/sdcard/android.jpg");
               try {
                    HttpClient client = new DefaultHttpClient();  
                    String postURL = "http://latest.tsd2497r1.ext.hipaas.hinet.net/";
                    HttpPost post = new HttpPost(postURL); 
                    FileBody bin = new FileBody(file);
                    MultipartEntity reqEntity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);  
                    reqEntity.addPart("myFile", bin);
                    post.setEntity(reqEntity);  
                    HttpResponse response = client.execute(post);  
                    HttpEntity resEntity = response.getEntity();  
                    if (resEntity != null) {    
                              Log.i("RESPONSE",EntityUtils.toString(resEntity));
                        }
               } catch (Exception e) {
                   e.printStackTrace();
               }
  
  
               //}
          } catch (Exception e) {
              e.printStackTrace();
          }       
      }
  };
  </code></pre>