| /* |
| * Copyright (C) 2014 Square, 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. |
| */ |
| package com.squareup.okhttp; |
| |
| import com.squareup.okhttp.internal.Util; |
| import java.io.UnsupportedEncodingException; |
| import java.net.URLEncoder; |
| |
| /** |
| * Fluent API to build <a href="http://www.w3.org/MarkUp/html-spec/html-spec_8.html#SEC8.2.1">HTML |
| * 2.0</a>-compliant form data. |
| */ |
| public final class FormEncodingBuilder { |
| private static final MediaType CONTENT_TYPE |
| = MediaType.parse("application/x-www-form-urlencoded"); |
| |
| private final StringBuilder content = new StringBuilder(); |
| |
| /** Add new key-value pair. */ |
| public FormEncodingBuilder add(String name, String value) { |
| if (content.length() > 0) { |
| content.append('&'); |
| } |
| try { |
| content.append(URLEncoder.encode(name, "UTF-8")) |
| .append('=') |
| .append(URLEncoder.encode(value, "UTF-8")); |
| } catch (UnsupportedEncodingException e) { |
| throw new AssertionError(e); |
| } |
| return this; |
| } |
| |
| public RequestBody build() { |
| if (content.length() == 0) { |
| throw new IllegalStateException("Form encoded body must have at least one part."); |
| } |
| |
| // Convert to bytes so RequestBody.create() doesn't add a charset to the content-type. |
| byte[] contentBytes = content.toString().getBytes(Util.UTF_8); |
| return RequestBody.create(CONTENT_TYPE, contentBytes); |
| } |
| } |