| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.rocketmq.console.model; |
| |
| |
| import org.springframework.data.domain.PageRequest; |
| |
| public class MessageQueryByPage { |
| public static final int DEFAULT_PAGE = 0; |
| |
| public static final int MIN_PAGE_SIZE = 10; |
| |
| public static final int MAX_PAGE_SIZE = 100; |
| |
| /** |
| * current page num |
| */ |
| private int pageNum; |
| |
| private int pageSize; |
| |
| private String topic; |
| private long begin; |
| private long end; |
| |
| public MessageQueryByPage(int pageNum, int pageSize, String topic, long begin, long end) { |
| this.pageNum = pageNum; |
| this.pageSize = pageSize; |
| this.topic = topic; |
| this.begin = begin; |
| this.end = end; |
| } |
| |
| public void setPageNum(int pageNum) { |
| this.pageNum = pageNum; |
| } |
| |
| public void setPageSize(int pageSize) { |
| this.pageSize = pageSize; |
| } |
| |
| public String getTopic() { |
| return topic; |
| } |
| |
| public void setTopic(String topic) { |
| this.topic = topic; |
| } |
| |
| public long getBegin() { |
| return begin; |
| } |
| |
| public void setBegin(long begin) { |
| this.begin = begin; |
| } |
| |
| public long getEnd() { |
| return end; |
| } |
| |
| public void setEnd(long end) { |
| this.end = end; |
| } |
| |
| public int getPageNum() { |
| return pageNum <= 0 ? DEFAULT_PAGE : pageNum - 1; |
| } |
| |
| public int getPageSize() { |
| if (pageSize <= 1) { |
| return MIN_PAGE_SIZE; |
| } else if (pageSize > MAX_PAGE_SIZE) { |
| return MAX_PAGE_SIZE; |
| } |
| return this.pageSize; |
| } |
| |
| public PageRequest page() { |
| return PageRequest.of(this.getPageNum(), this.getPageSize()); |
| } |
| |
| @Override |
| public String toString() { |
| return "MessageQueryByPage{" + |
| "pageNum=" + pageNum + |
| ", pageSize=" + pageSize + |
| ", topic='" + topic + '\'' + |
| ", begin=" + begin + |
| ", end=" + end + |
| '}'; |
| } |
| } |