Java源码示例:us.codecraft.webmagic.downloader.CustomRedirectStrategy

示例1
private CloseableHttpClient generateClient(Site site) {
    HttpClientBuilder httpClientBuilder = HttpClients.custom();

    httpClientBuilder.setConnectionManager(connectionManager);
    if (site.getUserAgent() != null) {
        httpClientBuilder.setUserAgent(site.getUserAgent());
    } else {
        httpClientBuilder.setUserAgent("");
    }
    if (site.isUseGzip()) {
        httpClientBuilder.addInterceptorFirst(new HttpRequestInterceptor() {

            public void process(
                    final HttpRequest request,
                    final HttpContext context) throws HttpException, IOException {
                if (!request.containsHeader("Accept-Encoding")) {
                    request.addHeader("Accept-Encoding", "gzip");
                }
            }
        });
    }
    //解决post/redirect/post 302跳转问题
    httpClientBuilder.setRedirectStrategy(new CustomRedirectStrategy());

    SocketConfig.Builder socketConfigBuilder = SocketConfig.custom();
    socketConfigBuilder.setSoKeepAlive(true).setTcpNoDelay(true);
    socketConfigBuilder.setSoTimeout(site.getTimeOut());
    SocketConfig socketConfig = socketConfigBuilder.build();
    httpClientBuilder.setDefaultSocketConfig(socketConfig);
    connectionManager.setDefaultSocketConfig(socketConfig);
    httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
    generateCookie(httpClientBuilder, site);
    return httpClientBuilder.build();
}
 
示例2
private CloseableHttpClient generateClient(Site site) {
    HttpClientBuilder httpClientBuilder = HttpClients.custom();

    httpClientBuilder.setConnectionManager(connectionManager);
    if (site.getUserAgent() != null) {
        httpClientBuilder.setUserAgent(site.getUserAgent());
    } else {
        httpClientBuilder.setUserAgent("");
    }
    if (site.isUseGzip()) {
        httpClientBuilder.addInterceptorFirst(new HttpRequestInterceptor() {

            @Override
            public void process(
                    HttpRequest request,
                    HttpContext context) throws HttpException, IOException {
                if (!request.containsHeader("Accept-Encoding")) {
                    request.addHeader("Accept-Encoding", "gzip");
                }
            }
        });
    }
    //解决post/redirect/post 302跳转问题
    httpClientBuilder.setRedirectStrategy(new CustomRedirectStrategy());

    SocketConfig.Builder socketConfigBuilder = SocketConfig.custom();
    socketConfigBuilder.setSoKeepAlive(true).setTcpNoDelay(true);
    socketConfigBuilder.setSoTimeout(site.getTimeOut());
    SocketConfig socketConfig = socketConfigBuilder.build();
    httpClientBuilder.setDefaultSocketConfig(socketConfig);
    connectionManager.setDefaultSocketConfig(socketConfig);
    httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
    generateCookie(httpClientBuilder, site);
    return httpClientBuilder.build();
}
 
示例3
private CloseableHttpClient generateClient(Site site) {
    HttpClientBuilder httpClientBuilder = HttpClients.custom();

    httpClientBuilder.setConnectionManager(connectionManager);
    if (site.getUserAgent() != null) {
        httpClientBuilder.setUserAgent(site.getUserAgent());
    } else {
        httpClientBuilder.setUserAgent("");
    }
    if (site.isUseGzip()) {
        httpClientBuilder.addInterceptorFirst(new HttpRequestInterceptor() {

            public void process(
                    final HttpRequest request,
                    final HttpContext context) throws HttpException, IOException {
                if (!request.containsHeader("Accept-Encoding")) {
                    request.addHeader("Accept-Encoding", "gzip");
                }
            }
        });
    }
    //解决post/redirect/post 302跳转问题
    httpClientBuilder.setRedirectStrategy(new CustomRedirectStrategy());

    SocketConfig.Builder socketConfigBuilder = SocketConfig.custom();
    socketConfigBuilder.setSoKeepAlive(true).setTcpNoDelay(true);
    socketConfigBuilder.setSoTimeout(site.getTimeOut());
    SocketConfig socketConfig = socketConfigBuilder.build();
    httpClientBuilder.setDefaultSocketConfig(socketConfig);
    connectionManager.setDefaultSocketConfig(socketConfig);
    httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
    generateCookie(httpClientBuilder, site);
    return httpClientBuilder.build();
}