消息队列存储数据

src/main/java/com/yupi/springbootinit/utils/NetUtils.java

@@ -0,0 +1,55 @@
+package com.yupi.springbootinit.utils;
+
+import java.net.InetAddress;
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * 网络工具类
+ *
+ * @author <a href="https://github.com/liyupi">程序员鱼皮</a>
+ * @from <a href="https://yupi.icu">编程导航知识星球</a>
+ */
+public class NetUtils {
+
+    /**
+     * 获取客户端 IP 地址
+     *
+     * @param request
+     * @return
+     */
+    public static String getIpAddress(HttpServletRequest request) {
+        String ip = request.getHeader("x-forwarded-for");
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getRemoteAddr();
+            if (ip.equals("127.0.0.1")) {
+                // 根据网卡取本机配置的 IP
+                InetAddress inet = null;
+                try {
+                    inet = InetAddress.getLocalHost();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                if (inet != null) {
+                    ip = inet.getHostAddress();
+                }
+            }
+        }
+        // 多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
+        if (ip != null && ip.length() > 15) {
+            if (ip.indexOf(",") > 0) {
+                ip = ip.substring(0, ip.indexOf(","));
+            }
+        }
+        if (ip == null) {
+            return "127.0.0.1";
+        }
+        return ip;
+    }
+
+}

src/main/java/com/yupi/springbootinit/utils/SpringContextUtils.java

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+package com.yupi.springbootinit.utils;
+
+import org.jetbrains.annotations.NotNull;
+import org.springframework.beans.BeansException;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.stereotype.Component;
+
+/**
+ * Spring 上下文获取工具
+ *
+ * @author <a href="https://github.com/liyupi">程序员鱼皮</a>
+ * @from <a href="https://yupi.icu">编程导航知识星球</a>
+ */
+@Component
+public class SpringContextUtils implements ApplicationContextAware {
+
+    private static ApplicationContext applicationContext;
+
+    @Override
+    public void setApplicationContext(@NotNull ApplicationContext applicationContext) throws BeansException {
+        SpringContextUtils.applicationContext = applicationContext;
+    }
+
+    /**
+     * 通过名称获取 Bean
+     *
+     * @param beanName
+     * @return
+     */
+    public static Object getBean(String beanName) {
+        return applicationContext.getBean(beanName);
+    }
+
+    /**
+     * 通过 class 获取 Bean
+     *
+     * @param beanClass
+     * @param <T>
+     * @return
+     */
+    public static <T> T getBean(Class<T> beanClass) {
+        return applicationContext.getBean(beanClass);
+    }
+
+    /**
+     * 通过名称和类型获取 Bean
+     *
+     * @param beanName
+     * @param beanClass
+     * @param <T>
+     * @return
+     */
+    public static <T> T getBean(String beanName, Class<T> beanClass) {
+        return applicationContext.getBean(beanName, beanClass);
+    }
+}

src/main/java/com/yupi/springbootinit/utils/SqlUtils.java

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+package com.yupi.springbootinit.utils;
+
+import org.apache.commons.lang3.StringUtils;
+
+/**
+ * SQL 工具
+ *
+ * @author <a href="https://github.com/liyupi">程序员鱼皮</a>
+ * @from <a href="https://yupi.icu">编程导航知识星球</a>
+ */
+public class SqlUtils {
+
+    /**
+     * 校验排序字段是否合法（防止 SQL 注入）
+     *
+     * @param sortField
+     * @return
+     */
+    public static boolean validSortField(String sortField) {
+        if (StringUtils.isBlank(sortField)) {
+            return false;
+        }
+        return !StringUtils.containsAny(sortField, "=", "(", ")", " ");
+    }
+}