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<a href="https://jueee.github.io/JavaTestDrivenDev/" title="https://jueee.github.io/JavaTestDrivenDev/">Java 测试驱动开发</a>
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<a href="https://jueee.github.io/Java8Lambdas/" title="https://jueee.github.io/Java8Lambdas/">Java 8 函数式编程</a>
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<h3 id="依赖引入"><a href="#依赖引入" class="headerlink" title="依赖引入"></a>依赖引入</h3><pre class="language-xml" data-language="xml"><code class="language-xml"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>dependency</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>groupId</span><span class="token punctuation">></span></span>co.elastic.clients<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>groupId</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>artifactId</span><span class="token punctuation">></span></span>elasticsearch-java<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>artifactId</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>version</span><span class="token punctuation">></span></span>7.17.11<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>version</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>dependency</span><span class="token punctuation">></span></span></code></pre>
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<h4 id="kill-系统进程"><a href="#kill-系统进程" class="headerlink" title="kill 系统进程"></a>kill 系统进程</h4><pre class="language-sql" data-language="sql"><code class="language-sql"><span class="token keyword">KILL</span> QUERY <span class="token keyword">WHERE</span> query_id <span class="token operator">=</span> <span class="token string">''</span><span class="token punctuation">;</span></code></pre>
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<p>依赖</p>
<pre class="language-xml" data-language="xml"><code class="language-xml"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>dependency</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>groupId</span><span class="token punctuation">></span></span>org.java-websocket<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>groupId</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>artifactId</span><span class="token punctuation">></span></span>Java-WebSocket<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>artifactId</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>version</span><span class="token punctuation">></span></span>1.5.2<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>version</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>dependency</span><span class="token punctuation">></span></span></code></pre>
<p>代码</p>
<pre class="language-java" data-language="java"><code class="language-java"><span class="token annotation punctuation">@Test</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">testWssWithWebSocketServer</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">Exception</span> <span class="token punctuation">{</span>
<span class="token class-name">TrustManager</span> trustManager <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">X509ExtendedTrustManager</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkClientTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">,</span> <span class="token class-name">Socket</span> socket<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkServerTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">,</span> <span class="token class-name">Socket</span> socket<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkClientTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">,</span> <span class="token class-name">SSLEngine</span> engine<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkServerTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">,</span> <span class="token class-name">SSLEngine</span> engine<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkClientTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">checkServerTrusted</span><span class="token punctuation">(</span><span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> chain<span class="token punctuation">,</span> <span class="token class-name">String</span> authType<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">CertificateException</span> <span class="token punctuation">{</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span> <span class="token function">getAcceptedIssuers</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name">X509Certificate</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token class-name">SSLContext</span> sslContext <span class="token operator">=</span> <span class="token class-name">SSLContext</span><span class="token punctuation">.</span><span class="token function">getInstance</span><span class="token punctuation">(</span><span class="token string">"TLS"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
sslContext<span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token keyword">null</span><span class="token punctuation">,</span> <span class="token keyword">new</span> <span class="token class-name">TrustManager</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">{</span>trustManager<span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token keyword">null</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token class-name">URI</span> uri <span class="token operator">=</span> URI<span class="token punctuation">.</span><span class="token function">create</span><span class="token punctuation">(</span><span class="token string">"wss://127.0.0.1:8443/websocket"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token class-name">SSLSocketFactory</span> socketFactory <span class="token operator">=</span> sslContext<span class="token punctuation">.</span><span class="token function">getSocketFactory</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token class-name">WebSocketClient</span> webSocketClient <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">WebSocketClient</span><span class="token punctuation">(</span>uri<span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onOpen</span><span class="token punctuation">(</span><span class="token class-name">ServerHandshake</span> serverHandshake<span class="token punctuation">)</span> <span class="token punctuation">{</span>
logger<span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">"onOpen"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onMessage</span><span class="token punctuation">(</span><span class="token class-name">String</span> s<span class="token punctuation">)</span> <span class="token punctuation">{</span>
logger<span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">"onMessage: "</span> <span class="token operator">+</span> s<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onClose</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token punctuation">,</span> <span class="token class-name">String</span> s<span class="token punctuation">,</span> <span class="token keyword">boolean</span> b<span class="token punctuation">)</span> <span class="token punctuation">{</span>
logger<span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">"onClose"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token annotation punctuation">@Override</span>
<span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onError</span><span class="token punctuation">(</span><span class="token class-name">Exception</span> e<span class="token punctuation">)</span> <span class="token punctuation">{</span>
logger<span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">"onError: "</span> <span class="token operator">+</span> e<span class="token punctuation">.</span><span class="token function">getMessage</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span> e<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span>
webSocketClient<span class="token punctuation">.</span><span class="token function">setSocketFactory</span><span class="token punctuation">(</span>socketFactory<span class="token punctuation">)</span><span class="token punctuation">;</span>
webSocketClient<span class="token punctuation">.</span><span class="token function">connectBlocking</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token class-name">SimpleDateFormat</span> simpleDateFormat <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">SimpleDateFormat</span><span class="token punctuation">(</span><span class="token string">"yyyy-MM-dd"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
webSocketClient<span class="token punctuation">.</span><span class="token function">send</span><span class="token punctuation">(</span>simpleDateFormat<span class="token punctuation">.</span><span class="token function">format</span><span class="token punctuation">(</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
webSocketClient<span class="token punctuation">.</span><span class="token function">closeBlocking</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span></code></pre>
<p>main.bundle.js:20686 Mixed Content: The page at '<code>https://***</code>' was loaded over HTTPS, but attempted to connect to the insecure WebSocket endpoint '<code>ws://***/websocket/***</code>'. This request has been blocked; this endpoint must be available over WSS.<br>Uncaught (in promise) DOMException: Failed to construct 'WebSocket': An insecure WebSocket connection may not be initiated from a page loaded over HTTPS.</p>
<p><span class="exturl" data-url="aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3UwMTI5NzczMTUvYXJ0aWNsZS9kZXRhaWxzLzg0OTQ0NzA4">https://blog.csdn.net/u012977315/article/details/84944708<i class="fa fa-external-link-alt"></i></span></p>
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<p>在使用 Element UI 时，发现有时候可以在控制台利用内置的类来改变节点元素样式，但是当数据一多就无法利用了（即，无效利用），并且，在无效后在其上添加会发现，添加的样式处于所需要绑定的上层，故又无效。</p>
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<p>JS 报错：<br><strong>This request has been blocked; the content must be served over HTTPS</strong></p>
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<p>整理一些 ElasticSearch 聚合查询的常用操作。</p>
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