bbd.basesimplenet.net.httpstacks.HttpClientStack.java Source code

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Here is the source code for bbd.basesimplenet.net.httpstacks.HttpClientStack.java

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package bbd.basesimplenet.net.httpstacks;
/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2015 bboyfeiyu@gmail.com, Inc
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;

import java.util.Map;

import bbd.basesimplenet.net.base.Request;
import bbd.basesimplenet.net.base.Response;
import bbd.basesimplenet.net.config.HttpClientConfig;

/**
 * api 9HttpClient, https??http://jackyrong.iteye.com/blog/1606444
 *
 * @author Dengb
 */
public class HttpClientStack implements HttpStack {

    /**
     * HttpClientHttps?
     */
    HttpClientConfig mConfig = HttpClientConfig.getConfig();
    /**
     * HttpClient
     */
    HttpClient mHttpClient = new DefaultHttpClient();

    @Override
    public Response performRequest(Request<?> request) {
        try {
            HttpUriRequest httpRequest = createHttpRequest(request);
            // ?
            setConnectionParams(httpRequest);
            // header
            addHeaders(httpRequest, request.getHeaders());
            // https?
            configHttps(request);
            // 
            HttpResponse response = mHttpClient.execute(httpRequest);
            // Response
            Response rawResponse = new Response(response.getStatusLine());
            // Entity
            rawResponse.setEntity(response.getEntity());
            return rawResponse;
        } catch (Exception e) {
        }

        return null;
    }

    /**
     * https,?SSLSocketFactory?.
     *
     * @param request
     */
    private void configHttps(Request<?> request) {
        SSLSocketFactory sslSocketFactory = mConfig.getSocketFactory();
        if (request.isHttps() && sslSocketFactory != null) {
            Scheme sch = new Scheme("https", sslSocketFactory, 443);
            mHttpClient.getConnectionManager().getSchemeRegistry().register(sch);
        }
    }

    /**
     * ?,?..
     *
     * @param httpUriRequest
     */
    private void setConnectionParams(HttpUriRequest httpUriRequest) {
        HttpParams httpParams = httpUriRequest.getParams();
        HttpConnectionParams.setConnectionTimeout(httpParams, mConfig.connTimeOut);
        HttpConnectionParams.setSoTimeout(httpParams, mConfig.soTimeOut);
    }

    /**
     * ???Http
     *
     * @param request
     * @return
     */
    static HttpUriRequest createHttpRequest(Request<?> request) {
        HttpUriRequest httpUriRequest = null;
        switch (request.getmHttpMethod()) {
        case GET:
            httpUriRequest = new HttpGet(request.getmUrl());
            break;
        case DELETE:
            httpUriRequest = new HttpDelete(request.getmUrl());
            break;
        case POST: {
            httpUriRequest = new HttpPost(request.getmUrl());
            httpUriRequest.addHeader(Request.HEADER_CONTENT_TYPE, request.getBodyContentType());
            setEntityIfNonEmptyBody((HttpPost) httpUriRequest, request);
        }
            break;
        case PUT: {
            httpUriRequest = new HttpPut(request.getmUrl());
            httpUriRequest.addHeader(Request.HEADER_CONTENT_TYPE, request.getBodyContentType());
            setEntityIfNonEmptyBody((HttpPut) httpUriRequest, request);
        }
            break;
        default:
            throw new IllegalStateException("Unknown request method.");
        }

        return httpUriRequest;
    }

    private static void addHeaders(HttpUriRequest httpRequest, Map<String, String> headers) {
        for (String key : headers.keySet()) {
            httpRequest.setHeader(key, headers.get(key));
        }
    }

    /**
     * ?HttpEntity
     *
     * @param httpRequest
     * @param request
     */
    private static void setEntityIfNonEmptyBody(HttpEntityEnclosingRequestBase httpRequest, Request<?> request) {
        byte[] body = request.getBody();
        if (body != null) {
            HttpEntity entity = new ByteArrayEntity(body);
            httpRequest.setEntity(entity);
        }
    }
}