Android二进制文件转码到Base64并通过Post进行提交
类似于Ruby,在上面调试成功后,将功能迁移到了Android应用上面。
import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;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.protocol.HTTP;import android.util.Base64;import android.util.Log;/** * TODO FIX Check the file length, it's long not int.This may lead the * problem. * * @param fileName * @param url * @return */public static boolean httpPostBase64(String fileName, String url) {try {File file = new File(fileName);FileInputStream in = new FileInputStream(file);byte[] buffer = new byte[(int) file.length() + 100];int length = in.read(buffer);String data = Base64.encodeToString(buffer, 0, length,Base64.DEFAULT);HttpPost httpRequest = new HttpPost(url);/* * NameValuePair实现请求参数的封装 */List<NameValuePair> params = new LinkedList<NameValuePair>();params.add(new BasicNameValuePair("data", data));/* 添加请求参数到请求对象 */httpRequest.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));/* 发送请求并等待响应 */HttpResponse httpResponse = new DefaultHttpClient().execute(httpRequest);/* 若状态码为200 ok */if (httpResponse.getStatusLine().getStatusCode() != 200) {Log.d("Code", httpResponse.getStatusLine().toString());return false;}} catch (Exception e) {for(StackTraceElement s:e.getStackTrace())Log.d("Exception",s.toString());Log.d("Exception",e.getLocalizedMessage());return false;}return true;}? FileInputStream in = new FileInputStream(file); byte[] buffer = new byte[(int) file.length() + 100]; int length = in.read(buffer); String data = Base64.encodeToString(buffer, 0, length, Base64.DEFAULT);