Java 分頁工具類

public class PageUtil {

/**

獲取分頁代碼

@param targetUrl
目標地址
@param totalNum
總記錄數
@param currentPage
當前頁
@param pageSize
每頁大小
@return
*/
public String getPagation(String targetUrl, int totalNum, int currentPage,

 int pageSize) {

int totalPage = totalNum % pageSize == 0 ? totalNum / pageSize

     : totalNum / pageSize + 1;

if (totalPage == 0) {

 return "<font color=red>未查詢到數據！</font>";

}
 StringBuffer pageCode = new StringBuffer();
 pageCode.append("<li><a href='" + targetUrl + "?page=1'>首頁</a></li>");
 if (currentPage == 1) {

 pageCode.append("<li class='disabled'><a href='#'>上一頁</a></li>");

} else {

 pageCode.append("<li><a href='" + targetUrl + "?page="
         + (currentPage - 1) + "'>上一頁</a></li>");

}
for (int i = currentPage - 2; i <= currentPage + 2; i++) {

 if (i < 1 || i > totalPage) {
     continue;
 }
 if (i == currentPage) {
     pageCode.append("<li class='divider-vertical'><a href='#'>" + i
             + "</a></li>");
 } else {
     pageCode.append("<li><a href='" + targetUrl + "?page=" + i
             + "'>" + i + "</a></li>");
 }


}
if (currentPage == totalPage) {

 pageCode.append("<li class='disabled'><a href='#'>下一頁</a></li>");

} else {

 pageCode.append("<li><a href='" + targetUrl + "?page="
         + (currentPage + 1) + "'>下一頁</a></li>");

}
 pageCode.append("<li><a href='" + targetUrl + "?page=" + totalPage

     + "'>尾頁</a></li>");


System.out.println("分頁。。。" + pageCode.toString());
 return pageCode.toString();
}


public static void main(String args[]) {
}
}</pre>