1.修复小bug

2.增加Node到Terminal的映射。

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

testHasttable/nodetoterminal.cpp

@@ -0,0 +1,33 @@
+#include "nodetoterminal.h"
+QHash<QString,QString> *NodeToTerminal::ht=NULL;
+NodeToTerminal::NodeToTerminal()
+{
+    if(!NodeToTerminal::ht)
+    {
+        NodeToTerminal::ht=new QHash<QString,QString>;
+    }
+}
+
+void NodeToTerminal::add(const QString& key,const QString& value)
+{
+    (*NodeToTerminal::ht)[key]=value;
+}
+
+bool NodeToTerminal::contains(const QString& key)
+{
+    return NodeToTerminal::ht->contains(key);
+}
+
+QString NodeToTerminal::value(const QString& key)
+{
+    return NodeToTerminal::ht->value(key);
+}
+
+NodeToTerminal::~NodeToTerminal()
+{
+    if(NodeToTerminal::ht)
+    {
+        delete NodeToTerminal::ht;
+        NodeToTerminal::ht=NULL;
+    }
+}