package com.genersoft.iot.vmp.vmanager.bean;
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import java.util.ArrayList;
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import java.util.List;
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public class PageInfo<T> {
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//当前页
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private int pageNum;
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//每页的数量
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private int pageSize;
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//当前页的数量
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private int size;
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//总页数
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private int pages;
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//总数
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private int total;
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private List<T> resultData;
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private List<T> list;
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public PageInfo(List<T> resultData) {
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this.resultData = resultData;
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}
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public PageInfo() {
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}
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public void startPage(int page, int count) {
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if (count <= 0) count = 10;
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if (page <= 0) page = 1;
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this.pageNum = page;
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this.pageSize = count;
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this.total = resultData.size();
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this.pages = total % count == 0 ? total / count : total / count + 1;
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int fromIndx = (page - 1) * count;
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if (fromIndx > this.total - 1) {
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this.list = new ArrayList<>();
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this.size = 0;
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return;
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}
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int toIndx = page * count;
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if (toIndx > this.total) {
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toIndx = this.total;
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}
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this.list = this.resultData.subList(fromIndx, toIndx);
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this.size = this.list.size();
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}
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public int getPageNum() {
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return pageNum;
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}
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public void setPageNum(int pageNum) {
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this.pageNum = pageNum;
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}
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public int getPageSize() {
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return pageSize;
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}
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public void setPageSize(int pageSize) {
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this.pageSize = pageSize;
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}
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public int getSize() {
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return size;
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}
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public void setSize(int size) {
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this.size = size;
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}
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public int getPages() {
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return pages;
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}
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public void setPages(int pages) {
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this.pages = pages;
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}
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public int getTotal() {
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return total;
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}
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public void setTotal(int total) {
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this.total = total;
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}
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public List<T> getList() {
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return list;
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}
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public void setList(List<T> list) {
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this.list = list;
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}
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}
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