android 上传视频文件实例，含服务器源码下载

【核心代码】

package cn.itcast.video.data;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

import cn.itcast.net.HttpReqeustTool;
import cn.itcast.utils.FormFile;
import cn.itcast.utils.SocketHttpRequester;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class DataUploadActivity extends Activity {
	private static final String TAG = "DataUploadActivity";
    private EditText authorText;
    private EditText nameText;
    private EditText fileText;
    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        authorText = (EditText)this.findViewById(R.id.author);
        nameText = (EditText)this.findViewById(R.id.name);
        fileText = (EditText)this.findViewById(R.id.file);
        Button button = (Button)this.findViewById(R.id.button);
        button.setOnClickListener(new View.OnClickListener() {			
			@Override
			public void onClick(View v) {
				if(Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)){
					String filename = fileText.getText().toString();
					File file = new File(Environment.getExternalStorageDirectory(), filename);
					FormFile formfile = new FormFile(filename, file, "file", "application/octet-stream");
					String author = authorText.getText().toString();
					String name = nameText.getText().toString();
					String path = "http://192.168.1.157:8080/videoweb/video/manage.do";
					Map<String, String> params = new HashMap<String, String>();
					params.put("method", "save");
					params.put("name", name);
					params.put("author", author);
					try {
						SocketHttpRequester.post(path, params, formfile);
						Toast.makeText(DataUploadActivity.this, R.string.success, 1).show();
					} catch (Exception e) {
						Log.e(TAG, e.toString());
						Toast.makeText(DataUploadActivity.this, R.string.error, 1).show();
					}
				}else{
					Toast.makeText(DataUploadActivity.this, R.string.sdcarderror, 1).show();
				}				
			}
		});
    }
}