/// <summary>
/// 更新索引
/// </summary>
/// <param name="barPosts">待更新的回帖集合</param>
public void UpdateBarPost(IEnumerable <BarPost> barPosts)
{
IEnumerable <Document> docs = BarIndexDocument.Convert(barPosts);
IEnumerable <string> barPostIds = barPosts.Select(n => n.ThreadId.ToString());
searchEngine.Update(docs, barPostIds, BarIndexDocument.PostId);
}
/// <summary>
/// 更新索引
/// </summary>
/// <param name="barPost">待更新的回帖</param>
public void UpdateBarPost(BarPost barPost)
{
Document doc = BarIndexDocument.Convert(barPost);
searchEngine.Update(doc, barPost.PostId.ToString(), BarIndexDocument.PostId);
}
/// <summary>
/// 更新索引
/// </summary>
/// <param name="barThread">待更新的发帖</param>
public void UpdateBarThread(BarThread barThread)
{
Document doc = BarIndexDocument.Convert(barThread);
searchEngine.Update(doc, barThread.ThreadId.ToString(), BarIndexDocument.ThreadId);
}
/// <summary>
/// 添加索引
/// </summary>
/// <param name="barPosts">待添加的回帖</param>
public void InsertBarPost(IEnumerable <BarPost> barPosts)
{
IEnumerable <Document> docs = BarIndexDocument.Convert(barPosts);
searchEngine.Insert(docs);
}
/// <summary>
/// 添加索引
/// </summary>
/// <param name="barThreads">待添加的发帖</param>
public void InsertBarThread(IEnumerable <BarThread> barThreads)
{
IEnumerable <Document> docs = BarIndexDocument.Convert(barThreads);
searchEngine.Insert(docs);
}
/// <summary>
/// 重建索引
/// </summary>
public void RebuildIndex()
{
bool hasData = false;
//pageSize参数决定了每次批量取多少条数据进行索引。要注意的是，如果是分布式搜索，客户端会将这部分数据通过WCF传递给服务器端，而WCF默认的最大传输数据量是65535B，pageSize较大时这个设置显然是不够用的，WCF会报400错误；系统现在将最大传输量放宽了，但仍要注意一次不要传输过多，如遇异常，可适当调小pageSize的值
int pageSizeBarThread = 100;
int pageIndexBarThread = 1;
long totalRecordsBarThread = 0;
bool isBeginningBarThread = true;
bool isEnddingBarThread = false;
BarThreadQuery barThreadQuery = new BarThreadQuery();
do
{
//分页获取帖子列表
PagingDataSet <BarThread> barThreads = barThreadService.Gets(null, barThreadQuery, pageSizeBarThread, pageIndexBarThread);
totalRecordsBarThread = barThreads.TotalRecords;
if (totalRecordsBarThread > 0)
{
hasData = true;
}
isEnddingBarThread = (pageSizeBarThread * pageIndexBarThread < totalRecordsBarThread) ? false : true;
//重建索引
List <BarThread> barThreadList = barThreads.ToList <BarThread>();
IEnumerable <Document> docs = BarIndexDocument.Convert(barThreadList);
searchEngine.RebuildIndex(docs, isBeginningBarThread, false);
isBeginningBarThread = false;
pageIndexBarThread++;
}while (!isEnddingBarThread);
int pageSizeBarPost = 100;
int pageIndexBarPost = 1;
long totalRecordsBarPost = 0;
bool isEnddingBarPost = false;
BarPostQuery barPostQuery = new BarPostQuery();
do
{
//分页获取帖子列表
PagingDataSet <BarPost> barPosts = barPostService.Gets(null, barPostQuery, pageSizeBarPost, pageIndexBarPost);
totalRecordsBarPost = barPosts.TotalRecords;
if (totalRecordsBarPost > 0)
{
hasData = true;
}
isEnddingBarPost = (pageSizeBarPost * pageIndexBarPost < totalRecordsBarPost) ? false : true;
//重建索引
List <BarPost> barPostList = barPosts.ToList <BarPost>();
IEnumerable <Document> docs = BarIndexDocument.Convert(barPostList);
searchEngine.RebuildIndex(docs, false, false);
pageIndexBarPost++;
}while (!isEnddingBarPost);
if (hasData)
{
searchEngine.RebuildIndex(null, false, true);
}
}