/**
 * Copyright 2015-2025 FLY的狐狸(email:jflyfox@sina.com qq:369191470).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package com.jflyfox.jfinal.base;

import com.jflyfox.util.Constants;


public class Paginator {

	private int pageNo;
	private int pageSize;
	private int totalRecords;

	public Paginator() {
		this.pageNo = 1;
		this.pageSize = Constants.DEFAULT_PAGE_SIZE;
	}

	public Paginator(int pageNo, int pageSize) {
		this.pageNo = pageNo;
		this.pageSize = pageSize;
	}

	public int getPageNo() {
		return pageNo;
	}

	public void setPageNo(int pageNo) {
		this.pageNo = pageNo;
	}

	public int getPageSize() {
		return pageSize;
	}

	public void setPageSize(int pageSize) {
		this.pageSize = pageSize;
	}

	public int getTotalRecords() {
		return totalRecords;
	}

	public void setTotalRecords(int totalRecords) {
		this.totalRecords = totalRecords;
	}

	public int getFirstResult() {
		if (pageNo <= 0) {
			return 0;
		}
		return (pageNo - 1) * pageSize;
	}

	public int getMaxResults() {
		return pageSize;
	}
}