import java.io.ByteArrayOutputStream;import java.io.File;import java.lang.ref.WeakReference;import java.util.ArrayList;import java.util.List;import org.apache.http.HttpEntity;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.HttpClient;import org.apache.http.client.entity.UrlEncodedFormEntity;import org.apache.http.client.methods.HttpPost;import org.apache.http.impl.client.DefaultHttpClient;import org.apache.http.message.BasicNameValuePair;import org.apache.http.util.EntityUtils;import com.lxb.uploadwithprogress.tool.Base64Coder;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.media.ThumbnailUtils;import android.util.Log;/** * UrlEncodedFormEntity上传 */public class HttpUrlEncodedFormEntityPost { /** * 上传 * @param pathList */ public static void upload(List pathList) { String files = "FileUpload:"; for (int i = 0; i < pathList.size(); i++) { Log.i("HttpUrlEncodedFormEntityPost","filePath:"+pathList.get(i)); //根据路径生成一个Bitmap Bitmap tBitmap = convertToBitmap(pathList.get(i),400,400); //把Bitmap写进流里面 ByteArrayOutputStream stream = new ByteArrayOutputStream(); tBitmap.compress(Bitmap.CompressFormat.JPEG, 100, stream); //把流转化为数组 byte[] b = stream.toByteArray(); // 将图片流以字符串形式存储下来 String file = new String(Base64Coder.encodeLines(b)); //设置一条分割线 files+="---------------------------7da2137580612"; //累加每一个文件转化成的String数据 files+=file; } HttpClient client = new DefaultHttpClient(); // 设置上传参数 List formparams = new ArrayList (); formparams.add(new BasicNameValuePair("files", files)); HttpPost post = new HttpPost("http://10.147.142.78:8080/FileUploadServlet/FileUpload?TAG=UEFE"); UrlEncodedFormEntity entity; try { entity = new UrlEncodedFormEntity(formparams, "UTF-8"); post.addHeader("Accept","text/javascript, text/html, application/xml, text/xml"); post.addHeader("Accept-Charset", "GBK,utf-8;q=0.7,*;q=0.3"); post.addHeader("Accept-Encoding", "gzip,deflate,sdch"); post.addHeader("Connection", "Keep-Alive"); post.addHeader("Cache-Control", "no-cache"); post.addHeader("Content-Type", "application/x-www-form-urlencoded"); post.setEntity(entity); HttpResponse response = client.execute(post); Log.i("HttpUrlEncodedFormEntityPost","StatusCode: " + response.getStatusLine().getStatusCode()); HttpEntity e = response.getEntity(); Log.i("HttpUrlEncodedFormEntityPost","response :"+EntityUtils.toString(e)); if (200 == response.getStatusLine().getStatusCode()) { Toast.makeTast(Activity,"上传完成",1000).show; } else { Toast.makeTast(Activity,"上传失败",1000).show(); } client.getConnectionManager().shutdown(); } catch (Exception e) { e.printStackTrace(); } } /** * 根据路径生成一个Bitmap * @param path * @param w 指定宽 * @param h 指定高 * @return */ public static Bitmap convertToBitmap(String path, int w, int h) { BitmapFactory.Options opts = new BitmapFactory.Options(); // 设置为ture只获取图片大小 opts.inJustDecodeBounds = true; // 返回为空 BitmapFactory.decodeFile(path, opts); int width = opts.outWidth; int height = opts.outHeight; int inSampleSize = 1; if (height > w || width > h) { if (width > height) { inSampleSize = Math.round((float)height / (float)h); } else { inSampleSize = Math.round((float)width / (float)w); } } opts.inSampleSize = inSampleSize; opts.inJustDecodeBounds = false; return BitmapFactory.decodeFile(path, opts); }} 需要一个
使用方法
ListfilePathList = new ArrayList ();filePathList.add(Environment.getExternalStorageDirectory()+ "/baidu/cache/image/" + "12778991134.png");filePathList.add(Environment.getExternalStorageDirectory()+ "/baidu/cache/image/" + "123457894146.png");new Thread(new Runnable() { public void run() { HttpUrlEncodedFormEntityPost.upload(filePathList); }}).start();