ADD file via upload

src/main/java/com/utils/Page.java

@@ -0,0 +1,72 @@
+package com.utils;
+
+/**
+ * 分页实体类:存储当前页所有分页相关的数据
+ */
+public class Page {
+    //起始位置
+    public int start = 0;
+    //每页现实的条数
+    public int count = 3;
+    //结束位置
+    public int last = 0;
+    //当前页的页码
+    public int currentIndex = 1;
+    //总共的页数
+    public int totalIndex;
+    public int getStart() {
+        return start;
+    }
+    public void setStart(int start) {
+        this.start = start;
+    }
+    public int getCount() {
+        return count;
+    }
+    public void setCount(int count) {
+        this.count = count;
+    }
+    public int getLast() {
+        return last;
+    }
+    public void setLast(int last) {
+        this.last = last;
+    }
+
+    public int getCurrentIndex() {
+        return currentIndex;
+    }
+
+    public void setCurrentIndex(int currentIndex) {
+        this.currentIndex = currentIndex;
+    }
+
+    public int getTotalIndex() {
+        return totalIndex;
+    }
+
+    public void setTotalIndex(int totalIndex) {
+        this.totalIndex = totalIndex;
+    }
+
+    public Page() {
+    }
+
+    public void calculateLast(int total) {
+
+        if(0==total%count) {
+            last = total-count;
+        }else {
+            last = total-total%count;
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "Page{" +
+                "start=" + start +
+                ", count=" + count +
+                ", last=" + last +
+                '}';
+    }
+}