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ruoyi-common/src/main/java/com/ruoyi/common/utils/PageUtils.java

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+package com.ruoyi.common.utils;
+
+import com.github.pagehelper.PageHelper;
+import com.ruoyi.common.core.page.PageDomain;
+import com.ruoyi.common.core.page.TableSupport;
+import com.ruoyi.common.utils.sql.SqlUtil;
+
+/**
+ * 分页工具类
+ * 
+ * @author ruoyi
+ */
+public class PageUtils extends PageHelper
+{
+    /**
+     * 设置请求分页数据
+     */
+    public static void startPage()
+    {
+        PageDomain pageDomain = TableSupport.buildPageRequest();
+        Integer pageNum = pageDomain.getPageNum();
+        Integer pageSize = pageDomain.getPageSize();
+        String orderBy = SqlUtil.escapeOrderBySql(pageDomain.getOrderBy());
+        Boolean reasonable = pageDomain.getReasonable();
+        PageHelper.startPage(pageNum, pageSize, orderBy).setReasonable(reasonable);
+    }
+
+    /**
+     * 清理分页的线程变量
+     */
+    public static void clearPage()
+    {
+        PageHelper.clearPage();
+    }
+}