/**
* 获取指定分页数据记录用于下载
*
* @author felixsion *
*/
@Override
public List<YandeCG> getTenNumFileToDownLoad(int startPags, int endPages) {
List<YandeCG> yandeCGList = new ArrayList<YandeCG>();
DBCursor cur = collection.find(new BasicDBObject("downComplete", Boolean.FALSE));
int num = 0;
while (cur.hasNext() && num >= startPags && num < endPages) {
DBObject dBObject = cur.next();
System.out.println(dBObject);
++num;
YandeCG yanedCG = new YandeCG();
yanedCG.setId(Integer.parseInt(dBObject.get("id").toString()));
yanedCG.setTags(dBObject.get("tags").toString());
yanedCG.setMd5(dBObject.get("md5").toString());
yanedCG.setDownComplete(Boolean.parseBoolean(dBObject.get("downComplete").toString()));
yanedCG.setSource(dBObject.get("source").toString());
yanedCG.setFile_url(dBObject.get("file_url").toString());
yanedCG.setFile_size(dBObject.get("file_size").toString());
yandeCGList.add(yanedCG);
logger.info("已经获取到第 " + num + " 个未下载任务 图像ID：" + dBObject.get("id").toString());
}
/** 判断是否已经加载数据* */
if (num == 0) {
logger.warn("未获取到未下载数据列表 此次获取未下载数据失败 检查数据库是否为全部下载状态");
}
cur.close();
return yandeCGList;
}
/** 测试主索引是否存在该文件及获得MD5* */
public YandeCG testGetIndexByID(String _id) {
YandeCG yanedCG = new YandeCG();
yanedCG.setMd5("InNULL");
try {
logger.info("查询ID: " + _id + " 的MD5值");
System.out.println("查询ID：" + _id);
DBObject dBObject = collection.findOne(new BasicDBObject("id", Integer.parseInt(_id)));
if (null == dBObject) {
logger.warn("撞库失败 没有查询到指定对象 ID: " + Integer.parseInt(_id));
return yanedCG;
} else {
yanedCG.setId(Integer.parseInt(dBObject.get("id").toString()));
yanedCG.setTags(dBObject.get("tags").toString());
yanedCG.setMd5(dBObject.get("md5").toString());
yanedCG.setDownComplete(Boolean.parseBoolean(dBObject.get("downComplete").toString()));
yanedCG.setSource(dBObject.get("source").toString());
yanedCG.setFile_url(dBObject.get("file_url").toString());
yanedCG.setFile_size(dBObject.get("file_size").toString());
yanedCG.setLocal_url("Has Save in Server");
logger.info("查询到指定对象 ID: " + Integer.parseInt(_id));
return yanedCG;
}
} catch (Exception e) {
logger.error(e.getMessage());
}
return yanedCG;
}
/**
* 查询YandeCG表中所有文件
*
* @author felixerio *
*/
@Override
public List<YandeCG> listAllYandeCG() {
try {
List<YandeCG> yandeCGList = new ArrayList<YandeCG>();
DBCursor cur = collection.find();
int num = 1;
while (cur.hasNext()) {
YandeCG yanedCG = new YandeCG();
DBObject dBObject = cur.next();
yanedCG.setId(Integer.parseInt(dBObject.get("id").toString()));
yanedCG.setTags(dBObject.get("tags").toString());
yanedCG.setMd5(dBObject.get("md5").toString());
yanedCG.setDownComplete(Boolean.parseBoolean(dBObject.get("downComplete").toString()));
yanedCG.setSource(dBObject.get("source").toString());
yanedCG.setFile_url(dBObject.get("file_url").toString());
yanedCG.setFile_size(dBObject.get("file_size").toString());
yandeCGList.add(yanedCG);
num++;
}
logger.info("批量获取全部数据数据任务 完成处理 " + num + " 个任务");
cur.close();
return yandeCGList;
} catch (Exception e) {
logger.error(e.getMessage());
}
return null;
}
/**
* 查询特定条件文件函数 查询根据 Tags（标签） Tags支持复合条件查询
*
* @author felixerio *
*/
@Override
public List<YandeCG> querySpecifiedConditionsForTags(List<String> tags) {
String query[] = tags.toArray(new String[tags.size()]);
Pattern pattern = Pattern.compile("^.*" + " chikotam" + ".*$", Pattern.CASE_INSENSITIVE);
Pattern pattern2 = Pattern.compile("^.*" + " minori" + ".*$", Pattern.CASE_INSENSITIVE);
Pattern pattern3 = Pattern.compile("^.*" + "chikotam " + ".*$", Pattern.CASE_INSENSITIVE);
Pattern pattern4 = Pattern.compile("^.*" + "minori " + ".*$", Pattern.CASE_INSENSITIVE);
DBObject queryCondition = new BasicDBObject();
BasicDBList condList = new BasicDBList();
queryCondition.put("tags", pattern);
condList.add(queryCondition);
DBObject queryCondition2 = new BasicDBObject();
BasicDBList condList2 = new BasicDBList();
queryCondition2.put("tags", pattern2);
condList.add(queryCondition2);
BasicDBObject searchCond = new BasicDBObject();
searchCond.put("$and", condList);
DBCursor cur = collection.find(searchCond);
logger.info("批量获取指定Tags数据数据任务 查询到 " + cur.size() + " 条数据");
int num = 1;
List<YandeCG> yandeCGList = new ArrayList<YandeCG>();
while (cur.hasNext()) {
YandeCG yanedCG = new YandeCG();
DBObject dBObject = cur.next();
yanedCG.setId(Integer.parseInt(dBObject.get("id").toString()));
yanedCG.setTags(dBObject.get("tags").toString());
yanedCG.setMd5(dBObject.get("md5").toString());
yanedCG.setDownComplete(Boolean.parseBoolean(dBObject.get("downComplete").toString()));
yanedCG.setSource(dBObject.get("source").toString());
yanedCG.setFile_url(dBObject.get("file_url").toString());
yanedCG.setFile_size(dBObject.get("file_size").toString());
yandeCGList.add(yanedCG);
logger.info("批量获取指定Tags数据数据任务 完成处理第 " + num + " 个任务");
num++;
}
cur.close();
return yandeCGList;
}