/**
* 点击删除
*
* @param uid
* @param pid
* @return
*/
public HashMap<String, Object> deletePrintFile(int uid, int pid) {
HashMap<String, Object> result = Maps.newHashMap();
Map<String, Integer> params = Maps.newHashMap();
logger.info("PrintFileService deletePrintFile uid:{}, pid:{} ", uid, pid);
PrintFile printFile = printFileDao.loadPrintFile(pid);
if (printFile == null) {
result.put("status", 1);
result.put("message", "删除文件失败，您要删除的文件不存在");
logger.info("PrintFileServiceImpl deletePrintFile fail file is not existed ");
return result;
}
try {
logger.info(
"PrintFileService deletePrintFile delete from aliyun file:{}",
printFile.getPath().substring(CPConstant.OSS_URL.length()));
// 需要从阿里云上删除文件
OSSUtils.deleteObject(
OSSUtils.getOSSClient(), printFile.getPath().substring(CPConstant.OSS_URL.length()));
params.put("uid", uid);
params.put("pid", pid);
List<String> uids = printFileDao.loadUidsByPid(pid);
// 同一个文件被多人使用，则只删除关联
if (uids.size() > 1) {
printFileDao.deleteTUP(params);
logger.info(
"PrintFileService deletePrintFile uids:{}, the file is used by not one people, only delete the Relationship");
} else {
// 当且仅当文件只有一个人，才删除文件
printFileDao.deleteTUP(params);
printFileDao.deletePrintFile(pid);
logger.info(
"PrintFileService deletePrintFile uids:{}, the file is used by one people, delete file and Relationship");
}
} catch (Exception e) {
result.put("status", 1);
result.put("message", "删除文件失败，详情请看日志");
logger.error("PrintFileServiceImpl deletePrintFile fail e:{} ", e);
return result;
}
result.put("status", 0);
result.put("message", "删除文件成功");
logger.info("PrintFileServiceImpl deletePrintFile success!!! result:{}", result);
return result;
}
/**
* 四种情况 1.删除打印完立即删除的文件，不删数据库，不删除关联，只是将path变为空 2.保存三天后删除待打印的文件，要删数据库，删除所有关联
* 3.保存三天后删除已上传的文件，要删数据库，删除所有关联 4.保存三天后删除已打印中文件，不删数据库，不删除关联，将path变为空
*/
public void timingDelete() {
long start = System.currentTimeMillis();
HashMap<String, Object> param1 = Maps.newHashMap();
HashMap<String, Object> param2 = Maps.newHashMap();
HashMap<String, Object> param3 = Maps.newHashMap();
logger.info("PrintFileService timingDelete start..." + DateUtils.getNowTime());
// 1.删除打印完立即删除的文件，不删数据库，不删除关联，只删除当前关联
param1.put("status", 2); // 已打印
param1.put("isDelete", 0); // 打印完立即删除
List<Integer> pidsPrinted = printFileDao.findPidsPrinted(param1);
logger.info("PrintFileServiceImpl timingDelete pidsPrinted:{} ", pidsPrinted);
if (pidsPrinted.size() > 0) {
for (int i = 0; i < pidsPrinted.size(); i++) {
PrintFile temp = printFileDao.loadPrintFile(pidsPrinted.get(i));
// 先删文件，只删除存在阿里云上面的文件
OSSUtils.deleteObject(
OSSUtils.getOSSClient(), temp.getPath().substring(CPConstant.OSS_URL.length()));
// 不删数据，只是将path变为空
temp.setPath("");
printFileDao.updatePrintFile(temp);
}
}
logger.info(
"PrintFileServiceImpl timingDelete delete pidsPrinted success, the files path is null");
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
// 2.3.删除超过3天的待打印，已上传文件，需要将文件删除
param2.put("overdueTime", DateUtils.getNowTime()); // 超过了三天
param2.put("status1", "0"); // 已上传
param2.put("status2", "1"); // 待打印
List<Integer> pidsBy3Days = printFileDao.findPidsBy3Days(param2);
logger.info("PrintFileServiceImpl timingDelete pidsBy3Days:{} ", pidsBy3Days);
if (pidsBy3Days.size() > 0) {
for (int i = 0; i < pidsBy3Days.size(); i++) {
PrintFile temp = printFileDao.loadPrintFile(pidsBy3Days.get(i));
// 先删除阿里云上的文件
OSSUtils.deleteObject(
OSSUtils.getOSSClient(), temp.getPath().substring(CPConstant.OSS_URL.length()));
// 在删该文件下所有用户关联
printFileDao.deleteUidsByPid(pidsBy3Days.get(i));
// 删数据
printFileDao.deletePrintFile(pidsBy3Days.get(i));
}
}
logger.info(
"PrintFileServiceImpl timingDelete delete pidsBy3Days success, the files is deleted");
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
// 4.保存三天后删除已打印中文件，不删数据库，不删除关联，将path变为空
param3.put("overdueTime", DateUtils.getNowTime()); // 超过了三天
param3.put("status", "2"); // 已打印
param2.put("isDelete", "1"); // 打印完保存三天
List<Integer> pidsBy3DaysPrinted = printFileDao.findPidsBy3DaysPrinted(param3);
logger.info("PrintFileServiceImpl timingDelete pidsBy3DaysPrinted:{} ", pidsBy3DaysPrinted);
if (pidsBy3DaysPrinted.size() > 0) {
for (int i = 0; i < pidsBy3DaysPrinted.size(); i++) {
PrintFile temp = printFileDao.loadPrintFile(pidsBy3DaysPrinted.get(i));
// 先删除阿里云上的文件
OSSUtils.deleteObject(
OSSUtils.getOSSClient(), temp.getPath().substring(CPConstant.OSS_URL.length()));
// 不删数据，只是将path变为空
temp.setPath("");
printFileDao.updatePrintFile(temp);
}
}
logger.info(
"PrintFileServiceImpl timingDelete delete pidsBy3DaysPrinted success! the files path is null");
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
logger.info(
"PrintFileService timingDelete end... "
+ DateUtils.getNowTime()
+ " and it cost "
+ (System.currentTimeMillis() - start));
}