Java tutorial
/** * Copyright 2015 Alex Yanchenko * * 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 org.droidparts.net.http; import java.io.ByteArrayInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.util.Map; import org.droidparts.contract.HTTP.ContentType; import org.droidparts.net.http.worker.HTTPWorker; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.content.Context; import android.net.Uri; public class RESTClient2 extends RESTClient { public RESTClient2(Context ctx) { super(ctx); } public RESTClient2(Context ctx, String userAgent) { super(ctx, userAgent); } public RESTClient2(Context ctx, HTTPWorker worker) { super(ctx, worker); } public JSONObject getJSONObject(String uri) throws HTTPException { String resp = get(uri).body; try { return new JSONObject(resp); } catch (JSONException e) { throw new HTTPException(e); } } public JSONArray getJSONArray(String uri) throws HTTPException { String resp = get(uri).body; try { return new JSONArray(resp); } catch (JSONException e) { throw new HTTPException(e); } } public HTTPResponse put(String uri, String data) throws HTTPException { return put(uri, ContentType.TEXT_PLAIN, data); } public HTTPResponse put(String uri, JSONObject data) throws HTTPException { return put(uri, ContentType.APPLICATION_JSON, data.toString()); } public HTTPResponse put(String uri, JSONArray data) throws HTTPException { return put(uri, ContentType.APPLICATION_JSON, data.toString()); } public HTTPResponse post(String uri, String data) throws HTTPException { return post(uri, ContentType.TEXT_PLAIN, data); } public HTTPResponse post(String uri, JSONObject data) throws HTTPException { return post(uri, ContentType.APPLICATION_JSON, data.toString()); } public HTTPResponse post(String uri, JSONArray data) throws HTTPException { return post(uri, ContentType.APPLICATION_JSON, data.toString()); } public HTTPResponse post(String uri, Map<String, String> formData) throws HTTPException { Uri.Builder builder = new Uri.Builder(); for (String key : formData.keySet()) { String val = formData.get(key); builder.appendQueryParameter(key, (val != null) ? val : ""); } String query = builder.build().getQuery(); return post(uri, ContentType.APPLICATION_FORM_DATA, query); } public HTTPResponse postMultipart(String uri, String name, File file) throws HTTPException { return postMultipart(uri, name, null, file); } public HTTPResponse postMultipart(String uri, String name, String contentType, File file) throws HTTPException { try { return postMultipart(uri, name, contentType, file.getName(), new FileInputStream(file)); } catch (FileNotFoundException e) { throw new HTTPException(e); } } public HTTPResponse postMultipart(String uri, String name, String fileName, byte[] fileBytes) throws HTTPException { return postMultipart(uri, name, null, fileName, fileBytes); } public HTTPResponse postMultipart(String uri, String name, String contentType, String fileName, byte[] fileBytes) throws HTTPException { return postMultipart(uri, name, contentType, fileName, new ByteArrayInputStream(fileBytes)); } }