HttpClient client=new DefaultHttpClient();// 开启一个客户端 HTTP 请求

HttpPost post = new HttpPost(url);//创建 HTTP POST 请求

MultipartEntityBuilder builder = MultipartEntityBuilder.create();

//		builder.setCharset(Charset.forName("uft-8"));//设置请求的编码格式

builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);//设置浏览器兼容模式

int count=0;

for (File file:files) {

//			FileBody fileBody = new FileBody(file);//把文件转换成流对象FileBody

//			builder.addPart("file"+count, fileBody);

	builder.addBinaryBody("file"+count, file);

	count++;

}

builder.addTextBody("method", params.get("method"));//设置请求参数

builder.addTextBody("fileTypes", params.get("fileTypes"));//设置请求参数

HttpEntity entity = builder.build();// 生成 HTTP POST 实体

post.setEntity(entity);//设置请求参数

HttpResponse response = client.execute(post);// 发起请求 并返回请求的响应

if (response.getStatusLine().getStatusCode()==200) {

	return true;

}

return false;		

package com.jph.ufh.activity;

import java.io.File;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.Map;

import com.jph.ufh.R;

import com.jph.ufh.service.UploadService;

import android.app.Activity;

import android.os.Bundle;

import android.os.Environment;

import android.os.Handler;

import android.os.Message;

import android.view.View;

import android.widget.Toast;

/**

 * 通过httpClient批量上传文件

 * @author jph

 * Date：2014.10.09

 */

public class MainActivity extends Activity {

	private ArrayList<File>files;

	private Map<String, String>params;

	Handler mHandler=new Handler(){

		@Override

		public void handleMessage(Message msg) {

			// TODO Auto-generated method stub

			switch (msg.what) {

			case UploadService.UPLOAD_SUCCESS:

				Toast.makeText(MainActivity.this, "上传成功", Toast.LENGTH_LONG).show();

				break;

			}

			super.handleMessage(msg);

		}

	};

	@Override

	protected void onCreate(Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		setContentView(R.layout.activity_main);

		files=new ArrayList<File>();

		params=new HashMap<String, String>();

	}

	public void upload(View v) {

		files.clear();

		params.clear();

		File file=new File(Environment.getExternalStorageDirectory(),"kaola.jpg");

		File file2=new File(Environment.getExternalStorageDirectory(),"test.docx");

		File file3=new File(Environment.getExternalStorageDirectory(),"test.jpg");

		files.add(file);

		files.add(file2);

		files.add(file3);

		StringBuffer sbFileTypes=new StringBuffer();

		for (File tempFile:files) {

			String fileName=tempFile.getName();

			sbFileTypes.append(getFileType(fileName));

		}

		params.put("fileTypes",sbFileTypes.toString());

		params.put("method", "upload");

		UploadService uploadService=new UploadService(mHandler);

		uploadService.uploadFileToServer(params, files);

	}

	/**

	 * 获取文件的类型

	 * @param fileName ：文件名

	 * @return 文件类型

	 */

	private String getFileType(String fileName) {

		// TODO Auto-generated method stub

		return fileName.substring(fileName.lastIndexOf("."), fileName.length());

	}

}

package com.jph.ufh.service;

import java.io.File;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Map;

import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.HttpClient;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.entity.mime.HttpMultipartMode;

import org.apache.http.entity.mime.MultipartEntityBuilder;

import org.apache.http.impl.client.DefaultHttpClient;

import android.os.Handler;

/**

 * 采用HttpClient上传文件,支持多文件上传

 * @author jph

 * Date:2014.10.09

 */

public class UploadService {

	private static String url="http://10.219.57.16:8080/ServerForUpload/ServletForUpload";

//	private static String url="http://10.110.6.58:8080/ServerForUpload/ServletForUpload";

	public static final int UPLOAD_SUCCESS=0x123;

	public static final int UPLOAD_FAIL=0x124;

	private Handler handler;

	public UploadService(Handler handler) {

		// TODO Auto-generated constructor stub

		this.handler=handler;

	}

	/**

	 * @param params 请求参数，包括请求的的方法参数method如：“upload”，

	 * 请求上传的文件类型fileTypes如：“.jpg.png.docx”

	 * @param files 要上传的文件集合

	 */

	public void uploadFileToServer(final Map<String, String> params, final ArrayList<File>files) {

		// TODO Auto-generated method stub

		new Thread(new Runnable() {

			@Override

			public void run() {

				// TODO Auto-generated method stub

				try {

					 if (uploadFiles(url,params,files)) {

						handler.sendEmptyMessage(UPLOAD_SUCCESS);//通知主线程数据发送成功

					}else {

						//将数据发送给服务器失败

					}

				} catch (Exception e) {

					// TODO Auto-generated catch block

					e.printStackTrace();

				}

			}

		}).start();

	}

	/**

	 * @param url servlet的地址

	 * @param params 要传递的参数

	 * @param files 要上传的文件

	 * @return true if upload success else false

	 * @throws ClientProtocolException

	 * @throws IOException

	 */

	private boolean uploadFiles(String url,Map<String, String>params,ArrayList<File>files) throws ClientProtocolException, IOException {

		HttpClient client=new DefaultHttpClient();// 开启一个客户端 HTTP 请求

		HttpPost post = new HttpPost(url);//创建 HTTP POST 请求

		MultipartEntityBuilder builder = MultipartEntityBuilder.create();

//		builder.setCharset(Charset.forName("uft-8"));//设置请求的编码格式

		builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);//设置浏览器兼容模式

		int count=0;

		for (File file:files) {

//			FileBody fileBody = new FileBody(file);//把文件转换成流对象FileBody

//			builder.addPart("file"+count, fileBody);

			builder.addBinaryBody("file"+count, file);

			count++;

		}

		builder.addTextBody("method", params.get("method"));//设置请求参数

		builder.addTextBody("fileTypes", params.get("fileTypes"));//设置请求参数

		HttpEntity entity = builder.build();// 生成 HTTP POST 实体

		post.setEntity(entity);//设置请求参数

		HttpResponse response = client.execute(post);// 发起请求 并返回请求的响应

		if (response.getStatusLine().getStatusCode()==200) {

			return true;

		}

		return false;

	}

}