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151 lines
4.9 KiB
151 lines
4.9 KiB
/*
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* Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.arialyy.aria.util;
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import com.arialyy.aria.core.TaskRecord;
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import com.arialyy.aria.core.ThreadRecord;
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import com.arialyy.aria.core.download.DGEntityWrapper;
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import com.arialyy.aria.core.download.DTaskWrapper;
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import com.arialyy.aria.core.download.DownloadEntity;
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import com.arialyy.aria.core.download.DownloadGroupEntity;
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import com.arialyy.aria.core.wrapper.ITaskWrapper;
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import com.arialyy.aria.orm.DbEntity;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 数据库帮助类
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*/
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public class DbDataHelper {
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/**
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* 获取任务记录
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*
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* @param filePath 文件地址
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* @param taskType 任务类型{@link ITaskWrapper}
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* @return 没有记录返回null,有记录则返回任务记录
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*/
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public static TaskRecord getTaskRecord(String filePath, int taskType) {
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TaskRecord taskRecord =
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DbEntity.findFirst(TaskRecord.class, "filePath=? AND taskType=?", filePath,
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String.valueOf(taskType));
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if (taskRecord != null) {
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taskRecord.threadRecords =
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DbEntity.findDatas(ThreadRecord.class, "taskKey=? AND threadType=?", filePath,
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String.valueOf(taskType));
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}
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return taskRecord;
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}
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/**
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* 获取组合任务实体、ftpDir任务实体
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*
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* @param groupHash 组合任务Hash
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* @return 实体不存在,返回null
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*/
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public static DownloadGroupEntity getDGEntityByHash(String groupHash) {
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List<DGEntityWrapper> wrapper =
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DbEntity.findRelationData(DGEntityWrapper.class, "DownloadGroupEntity.groupHash=?",
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groupHash);
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return wrapper == null || wrapper.size() == 0 ? null : wrapper.get(0).groupEntity;
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}
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/**
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* 获取组合任务实体、ftpDir任务实体
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*
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* @param dirPath 组合任务Hash
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* @return 实体不存在,返回null
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*/
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public static DownloadGroupEntity getDGEntityByPath(String dirPath) {
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List<DGEntityWrapper> wrapper =
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DbEntity.findRelationData(DGEntityWrapper.class, "DownloadGroupEntity.dirPath=?",
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dirPath);
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return wrapper == null || wrapper.size() == 0 ? null : wrapper.get(0).groupEntity;
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}
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/**
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* 获取组合任务实体、ftpDir任务实体
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*
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* @param taskId 组合任务id
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* @return 实体不存在,返回null
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*/
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public static DownloadGroupEntity getDGEntity(long taskId) {
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List<DGEntityWrapper> wrapper =
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DbEntity.findRelationData(DGEntityWrapper.class, "DownloadGroupEntity.rowid=?",
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String.valueOf(taskId));
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return wrapper == null || wrapper.size() == 0 ? null : wrapper.get(0).groupEntity;
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}
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/**
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* 创建HTTP子任务实体
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*/
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public static List<DownloadEntity> createHttpSubTask(String groupHash, List<String> urls) {
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List<DownloadEntity> list = new ArrayList<>();
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for (int i = 0, len = urls.size(); i < len; i++) {
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String url = urls.get(i);
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DownloadEntity entity = new DownloadEntity();
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entity.setUrl(url);
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entity.setFilePath(groupHash + "_" + i);
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int lastIndex = url.lastIndexOf(File.separator);
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entity.setFileName(url.substring(lastIndex + 1));
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entity.setGroupHash(groupHash);
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entity.setGroupChild(true);
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list.add(entity);
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}
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return list;
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}
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/**
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* 通过Ftp下载地址获取组合任务实体
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*
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* @param ftpUrl ftp下载地址
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*/
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public static DownloadGroupEntity getOrCreateFtpDGEntity(String ftpUrl) {
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List<DGEntityWrapper> wrapper =
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DbEntity.findRelationData(DGEntityWrapper.class, "DownloadGroupEntity.groupHash=?",
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ftpUrl);
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DownloadGroupEntity groupEntity;
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if (wrapper != null && !wrapper.isEmpty()) {
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groupEntity = wrapper.get(0).groupEntity;
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if (groupEntity == null) {
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groupEntity = new DownloadGroupEntity();
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}
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} else {
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groupEntity = new DownloadGroupEntity();
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}
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groupEntity.setGroupHash(ftpUrl);
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return groupEntity;
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}
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/**
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* 创建任务组子任务的任务实体
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*/
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public static List<DTaskWrapper> createDGSubTaskWrapper(DownloadGroupEntity dge) {
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List<DTaskWrapper> list = new ArrayList<>();
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for (DownloadEntity entity : dge.getSubEntities()) {
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DTaskWrapper taskEntity = new DTaskWrapper(entity);
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taskEntity.setGroupHash(dge.getKey());
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taskEntity.setGroupTask(true);
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list.add(taskEntity);
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}
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return list;
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}
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}
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