Java tutorial
//package com.java2s; /* * Copyright 2010 Facebook, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.os.Bundle; public class Main { /** * Generate the multi-part post body providing the parameters and boundary * string * * @param parameters the parameters need to be posted * @param boundary the random string as boundary * @return a string of the post body */ public static String encodePostBody(Bundle parameters, String boundary) { if (parameters == null) return ""; StringBuilder sb = new StringBuilder(); for (String key : parameters.keySet()) { Object parameter = parameters.get(key); if (!(parameter instanceof String)) { continue; } sb.append("Content-Disposition: form-data; name=\"" + key + "\"\r\n\r\n" + (String) parameter); sb.append("\r\n" + "--" + boundary + "\r\n"); } return sb.toString(); } }