/**
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.47</version>
</dependency>
<!-- HttpClient-->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5.9</version>
</dependency>
<!--<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpcore</artifactId>
<version>4.4.6</version>
</dependency>-->
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>2.6</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.18</version>
</dependency>
*/
import com.alibaba.fastjson.JSON;
import org.apache.http.HttpEntity;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.HttpClientConnectionManager;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.ssl.SSLContexts;
import org.apache.http.util.EntityUtils;
import javax.net.ssl.*;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.HashMap;
import java.util.Map;
public class httpClientUtil {
//采用绕过验证的方式处理https请求
// SSLContext sslcontext = createIgnoreVerifySSL();
public static CloseableHttpClient getIgnoeSSLClient() throws Exception {
SSLContext sslContext = SSLContexts.custom().loadTrustMaterial(null, new TrustStrategy() {
public boolean isTrusted(X509Certificate[] x509Certificates, String s) throws CertificateException {
return true;
}
}).build();
//CloseableHttpClient client = HttpClients.createDefault();*/
//设置协议http和https对应的处理socket链接工厂的对象
Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.INSTANCE)
.register("https", new SSLConnectionSocketFactory(sslContext))
.build();
//HttpClientConnectionManager cm = new PoolingHttpClientConnectionManager(rrrr);
PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
//创建httpClient
CloseableHttpClient client = HttpClients.custom()
.setSSLContext(sslContext).setConnectionManager(connManager).
setSSLHostnameVerifier(new NoopHostnameVerifier()).build();
return client;
}
public final static void main(String[] args) throws Exception {
CloseableHttpClient httpClient =getIgnoeSSLClient();
CloseableHttpClient httpClient1 = null;
// try {
/* // 加载自定义的keystore
// SSLContext sslContext = SSLContexts.custom().loadTrustMaterial(new File("D:/java/IdeaProjects/test/src/main/resources/certs/my.keystore"), "123456".toCharArray()).build();
SSLContext sslContext = createIgnoreVerifySSL();
// 默认的域名校验类为DefaultHostnameVerifier,比对服务器证书的AlternativeName和CN两个属性。
// 如果服务器证书这两者不合法而我们又必须让其校验通过,则可以自己实现HostnameVerifier。
SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory(sslContext, new HostnameVerifier() {
public boolean verify(String s, SSLSession sslSession) {
// 我们可以重写域名校验逻辑
return true;
}
});
// 一个httpClient对象对于https仅会选用一个SSLConnectionSocketFactory
// 至少在4.5.3和4.5.4中,如果给HttpClient对象设置ConnectionManager,我们必须在PoolingHttpClientConnectionManager的构造方法中传入Registry,
// 并将https对应的工厂设置为我们自己的SSLConnectionSocketFactory对象,因为在DefaultHttpClientConnectionOperator.connect()中,逻辑是从这里找SSLConnectionSocketFactory的。
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.getSocketFactory())
.register("https", sslConnectionSocketFactory)
.build());
connectionManager.setMaxTotal(20);
connectionManager.setDefaultMaxPerRoute(20);
httpClient1 = HttpClients.custom()
// 不在connectionManager中注册,仅在这里设置SSLConnectionSocketFactory是无效的,详见build()内部逻辑,在connectionManager不为null时,不会使用里的SSLConnectionSocketFactory
.setSSLSocketFactory(sslConnectionSocketFactory)
.setConnectionManager(connectionManager)
.build();*/
/* httpClient = getIgnoeSSLClient();
HttpGet httpGet = new HttpGet("https://www.12306.cn");
System.out.println("Executing request " + httpGet.getRequestLine());
CloseableHttpResponse response = httpClient.execute(httpGet);
System.out.println("----------------------------------------");
System.out.println(response.getStatusLine());
System.out.println(EntityUtils.toString(response.getEntity(), "UTF-8"));
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if (null != httpClient) {
httpClient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}*/
String body = "";
/* //采用绕过验证的方式处理https请求
SSLContext sslcontext = createIgnoreVerifySSL();
//设置协议http和https对应的处理socket链接工厂的对象
Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.INSTANCE)
.register("https", new SSLConnectionSocketFactory(sslcontext))
.build();
PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
HttpClients.custom().setConnectionManager(connManager);
//创建自定义的httpclient对象
CloseableHttpClient client = HttpClients.custom().setConnectionManager(connManager).build();
//CloseableHttpClient client = HttpClients.createDefault();*/
try{
//创建post方式请求对象
HttpPost httpPost = new HttpPost("https://www.douban.com/service/apikey/apply");//https://api.douban.com/v2/book/1220562
//指定报文头Content-type、User-Agent
httpPost.setHeader("Content-type", "application/x-www-form-urlencoded");
httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; rv:6.0.2) Gecko/20100101 Firefox/6.0.2");
//setConnectTimeout:设置连接超时时间,单位毫秒。
//setConnectionRequestTimeout:设置从connect Manager获取Connection 超时时间,单位毫秒。这个属性是新加的属性,因为目前版本是可以共享连接池的。
//setSocketTimeout:请求获取数据的超时时间,单位毫秒。 如果访问一个接口,多少时间内无法返回数据,就直接放弃此次调用。
RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(5000).setConnectionRequestTimeout(5000).setSocketTimeout(5000).build();
httpPost.setConfig( requestConfig);
//apikey: "0b2bdeda43b5688921839c8ecb20399b"
Map<String,String> params = new HashMap<String, String>();
params.put("apikey","0b2bdeda43b5688921839c8ecb20399b");
StringEntity stringEntity = new StringEntity(JSON.toJSONString(params),"utf-8");
httpPost.setEntity(stringEntity);
//执行请求操作,并拿到结果(同步阻塞)
CloseableHttpResponse response = httpClient.execute(httpPost);
//获取结果实体
HttpEntity entity = response.getEntity();
if (entity != null) {
//按指定编码转换结果实体为String类型
body = EntityUtils.toString(entity, "UTF-8");
}
EntityUtils.consume(entity);
//释放链接
response.close();
System.out.println("body:" + body);
}finally{
httpClient.close();
}
}
public static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
SSLContext sc = SSLContext.getInstance("SSLv3");
// 实现一个X509TrustManager接口,用于绕过验证,不用修改里面的方法
X509TrustManager trustManager = new X509TrustManager() {
public void checkClientTrusted(
java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
String paramString) throws CertificateException {
}
public void checkServerTrusted(
java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
String paramString) throws CertificateException {
}
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
return null;
}
};
sc.init(null, new TrustManager[] { trustManager }, null);
return sc;
}
}
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