添加一个单例的模板

Signed-off-by: dmy@lab <dmy@lab.lab>

testHasttable/loadmapping.cpp

@@ -16,13 +16,13 @@ LoadMapping::~LoadMapping()
 
 }
 
-bool LoadMapping::load(const QString &loadDir,const QString &matchdDir)
+bool LoadMapping::load(const QString &loadDir,const QString &matchdDir,const QString &exceptionFile)
 {
     if(LoadMapping::ht->keys().length()>0)
     {
         return true;//只执行一次
     }
-    if(!QFileInfo::exists(loadDir)|!QFileInfo::exists(matchdDir))
+    if(!QFileInfo::exists(loadDir)|!QFileInfo::exists(matchdDir)|!QFileInfo::exists(exceptionFile))
     {
         return false;
     }

testHasttable/loadmapping.h

@@ -20,7 +20,7 @@ class LoadMapping
 public:
     LoadMapping();
     ~LoadMapping();
-    bool load(const QString& loadDir, const QString &matchdDir);
+    bool load(const QString& loadDir, const QString &matchdDir, const QString &exceptionFile);
     bool readLoads(const QString& dir);
     bool readMatch(const QString& dir);
 private:

testHasttable/main.cpp

@@ -8,7 +8,7 @@ int main(int argc, char *argv[])
 {
     QCoreApplication a(argc, argv);
     LoadMapping lm;
-    lm.load("D:/Project/佛山项目/数据/搭网架参数文件/泰安/泰安负荷","D:/Project/佛山项目/数据/匹配的数据");
+    lm.load("D:/Project/佛山项目/数据/搭网架参数文件/泰安/泰安负荷","D:/Project/佛山项目/数据/匹配的数据","");
 
 //    ReadWrite aa;
 //    RegexExtract re;

testHasttable/singletonbase.h

@@ -0,0 +1,40 @@
+#ifndef SINGLETONBASE_H
+#define SINGLETONBASE_H
+
+//做一个单例
+#include <QHash>
+template<typename KeyType,typename ValueType>
+class SingletonBase
+{
+public:
+    SingletonBase();
+    ~SingletonBase();
+    void add(const KeyType& key,const ValueType& val)
+    {
+        this->ht[key]=val;
+    }
+    bool contains(const KeyType& key)
+    {
+        return this->ht->contains(key);
+    }
+    ValueType get(const KeyType& key)
+    {
+        return this->ht[key];
+    }
+
+protected:
+
+    class CG // 它的唯一工作就是在析构函数中删除CSingleton的实例
+        {
+            public:
+                ~CG()
+                {
+                    if (SingletonBase::ht)
+                        delete SingletonBase::ht;
+                }
+        };
+    static CG Garbo; // 定义一个静态成员，在程序结束时，系统会调用它的析构函数
+    static QHash<KeyType,ValueType> *ht;  *ht;
+};
+
+#endif // SINGLETONBASE_H

testHasttable/testHasttable.pro

@@ -66,7 +66,8 @@ HEADERS += \
     task.h \
     loadmapping.h \
     recursedir.h \
-    loadinfo.h
+    loadinfo.h \
+    singletonbase.h
 
 #release{
 DEFINES += QT_NO_DEBUG_OUTPUT