페이지 표시 데이터 코드

4713 단어 htmlibatis
//        ,          ,      。
package com.leo.page;
import java.util.HashMap;
import java.util.Iterator;
/**
*
*       
*
* @author Ziyang.Xia
*/
public class PageInfo {
//             
private int recordCount;
//     
private int page;
//     
private int pageSize = 20; 
//      URL
private String url; 
//        html
private StringBuffer html=new StringBuffer(); 
//        
private HashMap paramMap=new HashMap();

/**
*    1
* @param page :   
* @param url :    URL  
*/
public PageInfo(int page,String url) {
this.page = page; 
this.url=url;
} 

/**
*    2
* @param page :    
* @param url :    URL  
* @param paramMap :URL    
*/
public PageInfo(int page,String url,HashMap paramMap) {
this.page = page; 
this.url=url;
this.paramMap=paramMap; 
}


/**
*    3
* @param page :    
* @param pagesize :       
* @param url :    URL  
*/
public PageInfo(int page,int pagesize,String url) {
this.page = page;
this.pageSize = pagesize;
this.url=url;
}


/**
*    4
* @param page :    
* @param pagesize :       
* @param url :    URL  
* @param paramMap :URL    
*/ 
public PageInfo(int page,int pagesize,String url,HashMap paramMap) {
this.page = page;
this.pageSize = pagesize;
this.url=url;
this.paramMap=paramMap; 
}



/**
* <p>      </p>
*
* @return String
*/
public int getRecordCount() {
return recordCount;
}

/**
* <p>      </p>
*
* @param loginUserId
*/
public void setRecordCount(int recordCount) {
this.recordCount = recordCount;
}
/**
* <p>     </p>
*
* @return String
*/
public int getPage() {
return page;
}
/**
* <p>       </p>
*
* @return String
*/
public int getNextPage() {
return page+1;
}
/**
* <p>       </p>
*
* @return String
*/
public int getPrePage() {
return page-1;
}
/**
* <p>      </p>
*
* @return String
*/
public int getPageSize() {
return pageSize;
}

/**
* <p>     </p>
*
* @param page
*/
public void setPage(int page) {
this.page = page;
} 
/**
* <p>      ID</p>
*
* @param pageSize
*/
public void setPageSize(int pageSize) {
this.pageSize = pageSize;
}


/**
* <p>      ID</p>
*
* @param loginUserId
*/
public int getPageCount() {
return (int) Math.ceil((double) recordCount / pageSize);
}
/**
*       ,      =1   
* @return       
*/
public boolean isHasPrevPage() {
if (page > 1) {
return true;
} else {
return false;
}
}
/**
*       ,      =      
* @return       
*/
public boolean isHasNextPage() {
if (page < getPageCount()) {
return true;
} else {
return false;
}
}


/**
*
*
* @return
*/
private String ceateParamString(){
String paramStr="";
Iterator iterator=paramMap.keySet().iterator();
if(iterator.hasNext()){
String key=(String)iterator.next();
paramStr=paramStr+"&"+key+"="+paramMap.get(key);
}
return paramStr;
}

/**
*
* @return
*/
public StringBuffer getHtml(){

String paramString = new String();
paramString=ceateParamString();
if(this.page>1){
this.html.append("<a href='"+this.url+"?pageNum=1"+paramString+"'>  </a> ");
this.html.append("<a href='"+this.url+"?pageNum="+this.getPrePage()+paramString+"'>  </a> ");
}
this.html.append(" "+this.getPage()+"/"+this.getPageCount()+"  ");
if(page < getPageCount()){
this.html.append("<a href='"+this.url+"?pageNum="+this.getNextPage()+paramString+"'>  </a> ");
this.html.append("<a href='"+this.url+"?pageNum="+this.getPageCount()+paramString+"'>  </a> ");
}
return html;
}
}

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