把大文件拆成小文件

Signed-off-by: facat@lab.com <facat@lab.com>

testHasttable/regexextract.cpp

@@ -0,0 +1,75 @@
+#include "regexextract.h"
+#include <iostream>
+RegexExtract::RegexExtract()
+{
+}
+
+
+
+bool RegexExtract::endsWith(const QString& line,const QString& eleName)
+{
+    QString t=line.trimmed();
+    return t.startsWith(QString("</cim:")+eleName+QString(">"));
+
+}
+
+void RegexExtract::exportBlocks(const QString& path)
+{
+    QFile file(path);
+    std::cout<<"writing..."<<std::endl;
+    if(file.open(QFile::WriteOnly))
+    {
+        QTextStream writer(&file);
+        for(QStringList::iterator ite=this->blocks.begin();
+            ite!=this->blocks.end();
+            ite++)
+        {
+            writer<<*ite;
+        }
+        file.close();
+    }
+}
+
+bool RegexExtract::extract(const QString& xmlPath)
+{
+    QFile file(xmlPath);
+    QString line;
+    QString block;
+    bool isInner=false;
+    if(file.open(QFile::ReadOnly))
+    {
+        QTextStream reader(&file);
+        while(!reader.atEnd())
+        {
+            line=reader.readLine();
+//            std::cout<<line.toStdString()<<std::endl;
+            if(!isInner && this->startsWith(line,"ConnectivityNode"))
+            {
+                block="";
+                isInner=true;
+            }
+            if(isInner)
+            {
+                block=block+line+QString("\n");
+            }
+            if(isInner && this->endsWith(line,"ConnectivityNode"))
+            {
+                isInner=false;
+                this->blocks.push_back(block);
+//                std::cout<<block.toStdString()<<std::endl;
+            }
+
+        }
+
+        file.close();
+    }
+    return true;
+}
+
+
+bool RegexExtract::startsWith(const QString& line,const QString& eleName)
+{
+    QString t=line.trimmed();
+    return t.startsWith(QString("<cim:")+eleName+QString(" "));
+
+}