httpClient4.x忽略证书直接调用

谁践踏了优雅 2022-08-08 14:46 169阅读 0赞

<dependency>
    	<groupId>org.apache.httpcomponents</groupId>
    	<artifactId>httpclient</artifactId>
    	<version>4.5</version>
    </dependency>

代码如下：

package com.lala.httpclient;
    
    import java.net.URI;
    import java.security.cert.CertificateException;
    import java.security.cert.X509Certificate;
    
    import javax.net.ssl.SSLContext;
    import javax.net.ssl.TrustManager;
    import javax.net.ssl.X509TrustManager;
    
    import org.apache.http.HttpEntity;
    import org.apache.http.client.methods.CloseableHttpResponse;
    import org.apache.http.client.methods.HttpPost;
    import org.apache.http.impl.client.CloseableHttpClient;
    import org.apache.http.impl.client.HttpClientBuilder;
    import org.apache.http.ssl.SSLContextBuilder;
    import org.apache.http.ssl.TrustStrategy;
    import org.apache.http.util.EntityUtils;
    
    public class Main 
    {
    	static final String url = "https://www.xxxxx.cn/api/v1/rest.do";
    	
    	/**
    	 * 方法一
    	 * @param clientBuilder
    	 */
    	public static void configureHttpClient(HttpClientBuilder clientBuilder) 
    	{
    		try
    		{
    			SSLContext sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy()
    			{
    				// 信任所有
    				public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException 
    				{
    					return true;
    				}
    			}).build();
    	        
    	        clientBuilder.setSSLContext(sslContext);
    			
    		}catch(Exception e)
    		{
    			e.printStackTrace();
    		}
    	}
    	
    	/**
    	 * 方法二
    	 * @param clientBuilder
    	 */
    	public static void configureHttpClient2(HttpClientBuilder clientBuilder) 
    	{
    		try
    		{
    			SSLContext ctx = SSLContext.getInstance("TLS");  
    	        X509TrustManager tm = new X509TrustManager()
    	        {  
    	                public void checkClientTrusted(X509Certificate[] chain,  String authType) throws CertificateException 
    	                {
    	                	
    	                }  
    	                public void checkServerTrusted(X509Certificate[] chain,  String authType) throws CertificateException 
    	                {
    	                	
    	                }  
    	                public X509Certificate[] getAcceptedIssuers() 
    	                {  
    	                    return null;  
    	                }  
    	        };  
    	        ctx.init(null, new TrustManager[]{tm}, null);  
    	        
    	        clientBuilder.setSSLContext(ctx);
    	        
    		}catch(Exception e)
    		{
    			e.printStackTrace();
    		}
    	}
    	
    	public static void main(String[] args)throws Exception
    	{
    		HttpClientBuilder httpClientBuilder = HttpClientBuilder.create();
    		
    		configureHttpClient2(httpClientBuilder);
    		
    		CloseableHttpClient httpClient = httpClientBuilder.build();
    		
    		HttpPost post = new HttpPost();
    		
    		post.setURI(new URI(url));
    		
    		CloseableHttpResponse resp = httpClient.execute(post);
    		
    		HttpEntity httpEntity = resp.getEntity();  
            
            System.out.println(EntityUtils.toString(httpEntity));
    		
    		httpClient.close();
    	}
    }