/* /** * 网络请求工具类 * @author 阿福 * */ public class HttpUtils { public final static HttpCache sHttpCache = new HttpCache(); private final DefaultHttpClient httpClient; private final HttpContext httpContext = new BasicHttpContext(); private HttpRedirectHandler httpRedirectHandler; /** * 构造方法,默认联网15秒超时 */ public HttpUtils() { this(HttpUtils.DEFAULT_CONN_TIMEOUT, null); } /** * 构造方法设置超时时间 * @param connTimeout 超时时间毫秒 */ public HttpUtils(int connTimeout) { this(connTimeout, null); } /** * 构造方法,浏览器的信息包 * @param userAgent */ public HttpUtils(String userAgent) { this(HttpUtils.DEFAULT_CONN_TIMEOUT, userAgent); } /** * 构造方法 * @param connTimeout 链接超时时间,毫秒单位 * @param userAgent 浏览器的信息包 */ public HttpUtils(int connTimeout, String userAgent) { HttpParams params = new BasicHttpParams(); ConnManagerParams.setTimeout(params, connTimeout); HttpConnectionParams.setSoTimeout(params, connTimeout); HttpConnectionParams.setConnectionTimeout(params, connTimeout); if (TextUtils.isEmpty(userAgent)) { userAgent = OtherUtils.getUserAgent(null); } HttpProtocolParams.setUserAgent(params, userAgent); ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(10)); ConnManagerParams.setMaxTotalConnections(params, 10); HttpConnectionParams.setTcpNoDelay(params, true); HttpConnectionParams.setSocketBufferSize(params, 1024 * 8); HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1); SchemeRegistry schemeRegistry = new SchemeRegistry(); schemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80)); schemeRegistry.register(new Scheme("https", DefaultSSLSocketFactory.getSocketFactory(), 443)); httpClient = new DefaultHttpClient(new ThreadSafeClientConnManager(params, schemeRegistry), params); httpClient.setHttpRequestRetryHandler(new RetryHandler(DEFAULT_RETRY_TIMES)); httpClient.addRequestInterceptor(new HttpRequestInterceptor() { @Override public void process(org.apache.http.HttpRequest httpRequest, HttpContext httpContext) throws org.apache.http.HttpException, IOException { if (!httpRequest.containsHeader(HEADER_ACCEPT_ENCODING)) { httpRequest.addHeader(HEADER_ACCEPT_ENCODING, ENCODING_GZIP); } } }); httpClient.addResponseInterceptor(new HttpResponseInterceptor() { @Override public void process(HttpResponse response, HttpContext httpContext) throws org.apache.http.HttpException, IOException { final HttpEntity entity = response.getEntity(); if (entity == null) { return; } final Header encoding = entity.getContentEncoding(); if (encoding != null) { for (HeaderElement element : encoding.getElements()) { if (element.getName().equalsIgnoreCase("gzip")) { response.setEntity(new GZipDecompressingEntity(response.getEntity())); return; } } } } }); } // ************************************ default settings & fields **************************** private String responseTextCharset = HTTP.UTF_8; private long currentRequestExpiry = HttpCache.getDefaultExpiryTime(); private final static int DEFAULT_CONN_TIMEOUT = 1000 * 15; // 15s private final static int DEFAULT_RETRY_TIMES = 3; private static final String HEADER_ACCEPT_ENCODING = "Accept-Encoding"; private static final String ENCODING_GZIP = "gzip"; private final static int DEFAULT_POOL_SIZE = 3; private final static PriorityExecutor EXECUTOR = new PriorityExecutor(DEFAULT_POOL_SIZE); public HttpClient getHttpClient() { return this.httpClient; } // ***************************************** config ******************************************* /** * 配置请求文本编码,默认UTF-8 * @param charSet * @return */ public HttpUtils configResponseTextCharset(String charSet) { if (!TextUtils.isEmpty(charSet)) { this.responseTextCharset = charSet; } return this; } /** * http重定向处理 * @param httpRedirectHandler * @return */ public HttpUtils configHttpRedirectHandler(HttpRedirectHandler httpRedirectHandler) { this.httpRedirectHandler = httpRedirectHandler; return this; } /** * 配置http缓存大小 * @param httpCacheSize * @return */ public HttpUtils configHttpCacheSize(int httpCacheSize) { sHttpCache.setCacheSize(httpCacheSize); return this; } /** * 配置默认http缓存失效 ,默认是60秒 * @param defaultExpiry * @return */ public HttpUtils configDefaultHttpCacheExpiry(long defaultExpiry) { HttpCache.setDefaultExpiryTime(defaultExpiry); currentRequestExpiry = HttpCache.getDefaultExpiryTime(); return this; } /** * 配置当前http缓存失效,时间默认60秒 * @param currRequestExpiry * @return */ public HttpUtils configCurrentHttpCacheExpiry(long currRequestExpiry) { this.currentRequestExpiry = currRequestExpiry; return this; } /** * cookie存储配置 * @param cookieStore * @return */ public HttpUtils configCookieStore(CookieStore cookieStore) { httpContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore); return this; } /** * 配置浏览器信息包 * @param userAgent * @return */ public HttpUtils configUserAgent(String userAgent) { HttpProtocolParams.setUserAgent(this.httpClient.getParams(), userAgent); return this; } /** * 配置时间链接超时 * @param timeout * @return */ public HttpUtils configTimeout(int timeout) { final HttpParams httpParams = this.httpClient.getParams(); ConnManagerParams.setTimeout(httpParams, timeout); HttpConnectionParams.setConnectionTimeout(httpParams, timeout); return this; } /** * 配置socket时间连接溢出 * @param timeout * @return */ public HttpUtils configSoTimeout(int timeout) { final HttpParams httpParams = this.httpClient.getParams(); HttpConnectionParams.setSoTimeout(httpParams, timeout); return this; } /** * 配置注册Scheme * @param scheme * @return */ public HttpUtils configRegisterScheme(Scheme scheme) { this.httpClient.getConnectionManager().getSchemeRegistry().register(scheme); return this; } /** * 配置SSLSocketFactory * @param sslSocketFactory * @return */ public HttpUtils configSSLSocketFactory(SSLSocketFactory sslSocketFactory) { Scheme scheme = new Scheme("https", sslSocketFactory, 443); this.httpClient.getConnectionManager().getSchemeRegistry().register(scheme); return this; } /** * 配置请求重试次数 * @param count 重试次数 * @return */ public HttpUtils configRequestRetryCount(int count) { this.httpClient.setHttpRequestRetryHandler(new RetryHandler(count)); return this; } /** * 配置请求线程池个数 * @param threadPoolSize 线程池个数 * @return */ public HttpUtils configRequestThreadPoolSize(int threadPoolSize) { HttpUtils.EXECUTOR.setPoolSize(threadPoolSize); return this; } // ***************************************** send request 发送请求******************************************* /** * 发送异步网络请求 -重要 * @param method get或者post请求等等 * @param url 网络请求路径 * @param callBack 回调 * @return */ public <T> HttpHandler<T> send(HttpRequest.HttpMethod method, String url, RequestCallBack<T> callBack) { return send(method, url, null, callBack); } /** * 发送异步网络请求 -重要 * @param method get或者post请求等等 * @param url 网络请求路径 * @param params 请求参数 * @param callBack 回调 * @return */ public <T> HttpHandler<T> send(HttpRequest.HttpMethod method, String url, RequestParams params, RequestCallBack<T> callBack) { if (url == null) throw new IllegalArgumentException("url may not be null"); HttpRequest request = new HttpRequest(method, url); return sendRequest(request, params, callBack); } /** * 发送同步网络请求 -用得不多 * @param method get或者post等方法 * @param url 联网网络url * @return * @throws HttpException */ public ResponseStream sendSync(HttpRequest.HttpMethod method, String url) throws HttpException { return sendSync(method, url, null); } /** * 发送同步网络请求 -用得不多 * @param method get或者post等方法 * @param url 联网网络url * @param params 请求参数 * @return * @throws HttpException */ public ResponseStream sendSync(HttpRequest.HttpMethod method, String url, RequestParams params) throws HttpException { if (url == null) throw new IllegalArgumentException("url may not be null"); HttpRequest request = new HttpRequest(method, url); return sendSyncRequest(request, params); } // ***************************************** download 下载******************************************* /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, null, false, false, callback); } /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param autoResume 是否自动恢复下载 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, boolean autoResume, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, null, autoResume, false, callback); } /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param autoResume 是否自动恢复下载 * @param autoRename 是否自动重命名 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, boolean autoResume, boolean autoRename, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, null, autoResume, autoRename, callback); } /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数类 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, RequestParams params, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, params, false, false, callback); } /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数类 * @param autoResume 是否自动恢复下载 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, RequestParams params, boolean autoResume, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, params, autoResume, false, callback); } /** * 下载文件方法 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数 * @param autoResume 是否自动恢复 * @param autoRename 是否自动命名 * @param callback 回调 * @return */ public HttpHandler<File> download(String url, String target, RequestParams params, boolean autoResume, boolean autoRename, RequestCallBack<File> callback) { return download(HttpRequest.HttpMethod.GET, url, target, params, autoResume, autoRename, callback); } /** * 下载文件方法 * @param method 请求用get还是post等 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数 * @param callback 回调 * @return */ public HttpHandler<File> download(HttpRequest.HttpMethod method, String url, String target, RequestParams params, RequestCallBack<File> callback) { return download(method, url, target, params, false, false, callback); } /** * 下载文件方法 * @param method 请求用get还是post等 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数 * @param autoResume 是否自动恢复下载 * @param callback 回调 * @return */ public HttpHandler<File> download(HttpRequest.HttpMethod method, String url, String target, RequestParams params, boolean autoResume, RequestCallBack<File> callback) { return download(method, url, target, params, autoResume, false, callback); } /** * 下载文件方法 * @param method 请求用get还是post等 * @param url 下载文件的url * @param target 下载保存的目录 * @param params 参数 * @param autoResume 是否自动恢复下载 * @param autoRename 是否自动重命名 * @param callback 回调 * @return */ public HttpHandler<File> download(HttpRequest.HttpMethod method, String url, String target, RequestParams params, boolean autoResume, boolean autoRename, RequestCallBack<File> callback) { if (url == null) throw new IllegalArgumentException("url may not be null"); if (target == null) throw new IllegalArgumentException("target may not be null"); HttpRequest request = new HttpRequest(method, url); HttpHandler<File> handler = new HttpHandler<File>(httpClient, httpContext, responseTextCharset, callback); handler.setExpiry(currentRequestExpiry); handler.setHttpRedirectHandler(httpRedirectHandler); if (params != null) { request.setRequestParams(params, handler); handler.setPriority(params.getPriority()); } handler.executeOnExecutor(EXECUTOR, request, target, autoResume, autoRename); return handler; } //////////////////////////////////////////////////////////////////////////////////////////////// private <T> HttpHandler<T> sendRequest(HttpRequest request, RequestParams params, RequestCallBack<T> callBack) { HttpHandler<T> handler = new HttpHandler<T>(httpClient, httpContext, responseTextCharset, callBack); handler.setExpiry(currentRequestExpiry); handler.setHttpRedirectHandler(httpRedirectHandler); request.setRequestParams(params, handler); if (params != null) { handler.setPriority(params.getPriority()); } handler.executeOnExecutor(EXECUTOR, request); return handler; } private ResponseStream sendSyncRequest(HttpRequest request, RequestParams params) throws HttpException { SyncHttpHandler handler = new SyncHttpHandler(httpClient, httpContext, responseTextCharset); handler.setExpiry(currentRequestExpiry); handler.setHttpRedirectHandler(httpRedirectHandler); request.setRequestParams(params); return handler.sendRequest(request); } }
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