pagination

Pagination.java

import org.codehaus.jackson.annotate.JsonIgnore;

/**
 * User: walter
 * Date: 12/8/13
 * Time: 10:53 AM
 */
public class Pagination {

    // 每页显示数量
    private int offset = 15;

    // 总数
    private int quantity;

    // 当前页
    private int currentPage = 1;

    @JsonIgnore
    public int getStart() {
        if(currentPage <= 1){
            return 0;
        }
        return (currentPage- 1) * offset -1;
    }

    public void setStart(){

    }

    public int getOffset() {
        return offset;
    }

    public void setOffset(int offset) {
        this.offset = offset;
    }

    public int getQuantity() {
        return quantity;
    }

    public void setQuantity(int quantity) {
        this.quantity = quantity;
    }

    public int getCurrentPage() {
        return currentPage;
    }

    public void setCurrentPage(int currentPage) {
        this.currentPage = currentPage;
    }

    public int getTotalPage() {
        int totalPage;
        if(quantity <= 0){
            return 0;
        }
        totalPage = quantity/offset;
        if(quantity % offset > 0){
            return totalPage + 1;
        }else{
            return totalPage;
        }
    }

    public void setTotalPage(int totalPage){

    }
}