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/**
The MIT License (MIT) * Copyright (c) 2016 铭飞科技(mingsoft.net)
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.mingsoft.util;
/**
* 分页通用模块
* @author 王天培QQ:78750478
* @see PageHelper
* @version
* 版本号：100-000-000
* 创建日期：2012-03-15
* 历史修订：
*/
@Deprecated
public class PageUtil {
/**
* 首页
*/
protected int index;
/**
* 首页连接地址
*/
protected String indexUrl;
/**
* 上一页
*/
protected int previous;
/**
* 上一页连接地址
*/
protected String previousUrl;
/**
* 下一页
*/
protected int next;
/**
* 下一页连接地址
*/
protected String nextUrl;
/**
* 最后一页
*/
protected int last;
/**
* 最后一页连接地址
*/
protected String lastUrl;
/**
* 总记录数
*/
protected int recordCount;
/**
* 连接地址，带http格式
*/
protected String linkUrl;
/**
* 当前页码
*/
protected int pageNo;
/**
* 保存当前页码数
* @param pageNo 当前页数
*/
public void setPageNo(int pageNo) {
this.pageNo = pageNo;
}
/**
* 总页数
*/
protected int pageCount;
/**
* 一页显示数量
*/
protected int pageSize = 10;
/**
* 连接地址是否有参数 false:没有 true:有
*/
private boolean hasParams;
/**
* 获取总页数
* @return pageCount 总页数
*/
public int getPageCount() {
return pageCount;
}
/**
* 保存总页数
* @param pageCount 总页数
*/
public void setPageCount(int pageCount) {
this.pageCount = pageCount;
}
/**
* 只提供给数据查询用。例如导出数据的记录现在，pageSize=9999,表示查询9999条记录，没有分页效果
* @param pageSize
*/
public PageUtil(int pageSize) {
this.pageSize = pageSize;
this.pageNo =0;
}
/**
* 初始化分页实体类,默认每页10条
*
* @param pageNo
* 当前页码默认调用BaseAction的getPageNo()方法
* @param recordCount
* 总记录数
* @param linkUrl
* 分页连接地址
*/
public PageUtil(int pageNo, int recordCount, String linkUrl) {
this.pageNo = pageNo-1;
this.recordCount = recordCount;
this.linkUrl = linkUrl==null?"":linkUrl;
calculatePageCount();
}
/**
* 初始化分页实体类,默认每页10条
*
* @param pageNo
* 当前页码默认调用BaseAction的getPageNo()方法
* @param recordCount
* 总记录数
*/
public PageUtil(int pageNo, int recordCount) {
this.pageNo = pageNo-1;
this.recordCount = recordCount;
calculatePageCount();
}
/**
* 初始化分页实体类
*
* @param pageNo
* 当前页码
* @param pageSize
* 一页显示的数量
* @param recordCount
* 总记录数
* @param linkUrl
* 分页连接地址
*/
public PageUtil(int pageNo, int pageSize, int recordCount, String linkUrl) {
this(pageNo,recordCount,linkUrl);
this.pageSize = pageSize;
calculatePageCount();
if (this.pageNo+1>this.pageCount && this.pageCount>1) {
this.pageNo = this.pageCount-1;
}
}
/**
* 计算总页数
*/
private void calculatePageCount() {
//判读连接地址是否有参数
if (linkUrl.indexOf("?")>0) {
hasParams = true;
}
//计算总页数
if (this.recordCount==0) {
pageCount = 0;
} else {
//判断是否有余数
if(recordCount % pageSize==0){
pageCount = recordCount / pageSize;
} else {
pageCount = recordCount / pageSize + 1;
}
}
}
/**
* 获取主页页码
* @return 主页页码数
*/
public int getIndex() {
return index;
}
/**
* 保存主页页码
* @param index 主页页码数
*/
public void setIndex(int index) {
this.index = index;
}
/**
* 获取上一页页码数
* @return 上一页页码数
*/
public int getPrevious() {
return previous;
}
/**
* 保存上一页页码数
* @param previous 上一页页码数
*/
public void setPrevious(int previous) {
this.previous = previous;
}
/**
* 获取下一页页码数
* @return 下一页的页码
*/
public int getNext() {
return next;
}
/**
* 保存下一页的页码
* @param next 下一页的页码数
*/
public void setNext(int next) {
this.next = next;
}
/**
* 获取末页的页码数
* @return 末页的页码数
*/
public int getLast() {
return last;
}
/**
* 保存末页的页码数
* @param last 末页的页码
*/
public void setLast(int last) {
this.last = last;
}
/**
* 获取总记录数
* @return 总记录数
*/
public int getRecordCound() {
return recordCount;
}
/**
* 获取当前页码
* @return 返回当前页码
*/
public int getPageNo() {
return pageNo;
}
/**
* 获取首页链接地址
* @return 返回首页链接地址
*/
public String getIndexUrl() {
if (pageNo == 0) {
indexUrl = "#";
} else {
indexUrl = this.linkUrl + (hasParams?"&":"?") +"pageNo=1";
}
return indexUrl;
}
/**
* 获取上一页的连接地址
* @return 返回上一页地址
*/
public String getPreviousUrl() {
if (pageNo == 0) {
previousUrl = "#";
} else {
previousUrl = this.linkUrl + (hasParams?"&":"?")+"pageNo=" + (pageNo);
}
return previousUrl;
}
/**
* 获取下一页的连接地址
* @return 返回下一页地址
*/
public String getNextUrl() {
if (pageNo == pageCount) {
nextUrl = "#";
} else {
if (pageNo+2>pageCount) {
nextUrl = this.linkUrl + (hasParams?"&":"?") +"pageNo=" + pageCount;
} else {
nextUrl = this.linkUrl + (hasParams?"&":"?") +"pageNo=" + (pageNo+2);
}
}
return nextUrl;
}
/**
* 获取最后一页
* @return 返回最后一页
* http://weburl/?pageNo
*/
public String getLastUrl() {
if (pageNo == pageCount) {
lastUrl = "#";
} else {
lastUrl = this.linkUrl + (hasParams?"&":"?") +"pageNo=" + pageCount;
}
return lastUrl;
}
/**
* 获取分页数量
* @return 分页数量
*/
public int getPageSize() {
return pageSize;
}
/**
* 获取链接地址
* @return 链接地址
*/
public String getLinkUrl() {
return linkUrl+(hasParams?"&":"?");
}
/**
* 保存链接地址
* @param linkUrl 链接地址
*/
public void setLinkUrl(String linkUrl) {
this.linkUrl = linkUrl;
}
/**
* 测试主方法
* @param args 主方法形参
*/
public static void main(String[] args) {
String url = "http://localhost/mswx/admin/hotel/listHotel.do?1=1";
System.out.println(url.indexOf("?"));
}
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