diff --git a/libsearch/index/document.cpp b/libsearch/index/document.cpp
index 92cb446..9dbf7fe 100644
--- a/libsearch/index/document.cpp
+++ b/libsearch/index/document.cpp
@@ -23,7 +23,7 @@ void Document::setData(QString data)
     m_document->set_data(data.toStdString());
 }
 
-void Document::addterm(std::string term,QVector<size_t> offset, int weight)
+void Document::addPosting(std::string term,QVector<size_t> offset, int weight)
 {
     if(term == "")
         return;
@@ -36,6 +36,13 @@ void Document::addterm(std::string term,QVector<size_t> offset, int weight)
     }
 }
 
+void Document::addTerm(QString term)
+{
+    if(term.isEmpty())
+        return;
+    m_document->add_term(term.toStdString());
+}
+
 void Document::addValue(QString value)
 {
     m_document->add_value(1,value.toStdString());
@@ -49,7 +56,6 @@ void Document::setUniqueTerm(QString term)
 
     m_unique_term = new QString(term);
 }
-
 std::string Document::getUniqueTerm()
 {
 //    qDebug()<<"m_unique_term!"<<*m_unique_term;
diff --git a/libsearch/index/document.h b/libsearch/index/document.h
index 96d5ee1..319c209 100644
--- a/libsearch/index/document.h
+++ b/libsearch/index/document.h
@@ -12,7 +12,8 @@ public:
     Document();
     ~Document();
     void setData(QString data);
-    void addterm(std::string term, QVector<size_t> offset, int weight =1);
+    void addPosting(std::string term, QVector<size_t> offset, int weight =1);
+    void addTerm(QString term);
     void addValue(QString value);
     void setUniqueTerm(QString term);
     std::string getUniqueTerm();
diff --git a/libsearch/index/index-generator.cpp b/libsearch/index/index-generator.cpp
index 488b13a..2dfe68d 100644
--- a/libsearch/index/index-generator.cpp
+++ b/libsearch/index/index-generator.cpp
@@ -216,6 +216,7 @@ Document IndexGenerator::GenerateDocument(const QVector<QString> &list)
     }
 
     QString uniqueterm = QString::fromStdString(FileUtils::makeDocUterm(sourcePath));
+    QString upTerm = QString::fromStdString(FileUtils::makeDocUterm(sourcePath.section("/",0,-2,QString::SectionIncludeLeadingSep)));
 //    QString uniqueterm1 = QString::fromStdString(QCryptographicHash::hash(sourcePath.toUtf8(),QCryptographicHash::Md5).toStdString());
 /*--------------------------------------------------------------------*/
     //QByteArray 和  QString 之间会进行隐式转换，造成字符串被截断等意想不到的后果！！！！！！！ zpf
@@ -229,6 +230,7 @@ Document IndexGenerator::GenerateDocument(const QVector<QString> &list)
     Document doc;
     doc.setData(sourcePath);
     doc.setUniqueTerm(uniqueterm);
+    doc.addTerm(upTerm);
     doc.addValue(list.at(2));
     QStringList temp;
     temp.append(index_text);
@@ -244,14 +246,17 @@ Document IndexGenerator::GenerateContentDocument(const QString &path)
     QString content;
     FileReader::getTextContent(path,content);
     QString uniqueterm = QString::fromStdString(FileUtils::makeDocUterm(path));
+    QString upTerm = QString::fromStdString(FileUtils::makeDocUterm(path.section("/",0,-2,QString::SectionIncludeLeadingSep)));
+
     QVector<SKeyWord> term = ChineseSegmentation::getInstance()->callSegement(&content);
     Document doc;
     doc.setData(content);
     doc.setUniqueTerm(uniqueterm);
+    doc.addTerm(upTerm);
     doc.addValue(path);
     for(int i = 0;i<term.size();++i)
     {
-        doc.addterm(term.at(i).word,term.at(i).offsets,static_cast<int>(term.at(i).weight));
+        doc.addPosting(term.at(i).word,term.at(i).offsets,static_cast<int>(term.at(i).weight));
 
     }
     return doc;