Tokenizer: Added function for checking if code is Java/C#

lib/checkclass.cpp

@@ -1984,8 +1984,7 @@ void CheckClass::checkConst()
         return;
 
     // Don't check C# and JAVA classes
-    if (_tokenizer->getFiles()->at(0).find(".java") != std::string::npos ||
-        _tokenizer->getFiles()->at(0).find(".cs") != std::string::npos)
+    if (_tokenizer->isJavaOrCSharp())
     {
         return;
     }

lib/checkobsoletefunctions.cpp

@@ -37,8 +37,7 @@ void CheckObsoleteFunctions::obsoleteFunctions()
         return;
 
     // Don't check C# and Java code
-    if (_tokenizer->getFiles()->at(0).find(".java") != std::string::npos ||
-        _tokenizer->getFiles()->at(0).find(".cs") != std::string::npos)
+    if (_tokenizer->isJavaOrCSharp())
         return;
 
     for (const Token *tok = _tokenizer->tokens(); tok; tok = tok->next())

lib/checkother.cpp

@@ -2212,8 +2212,7 @@ void CheckOther::checkIncompleteStatement()
 void CheckOther::strPlusChar()
 {
     // Don't use this check for Java and C# programs..
-    if (_tokenizer->getFiles()->at(0).find(".java") != std::string::npos ||
-        _tokenizer->getFiles()->at(0).find(".cs") != std::string::npos)
+    if (_tokenizer->isJavaOrCSharp())
     {
         return;
     }

lib/tokenize.cpp

@@ -1744,8 +1744,8 @@ bool Tokenizer::tokenize(std::istream &code,
         }
     }
 
-    // Simplify JAVA code
-    if (_files[0].find(".java") != std::string::npos)
+    // Simplify JAVA/C# code
+    if (isJavaOrCSharp() && _files[0].find(".java") != std::string::npos)
     {
         for (Token *tok = _tokens; tok; tok = tok->next())
         {
@@ -6649,7 +6649,7 @@ bool Tokenizer::duplicateDefinition(Token ** tokPtr, const Token * name)
 void Tokenizer::simplifyEnum()
 {
     // Don't simplify enums in java files
-    if (_files[0].find(".java") != std::string::npos)
+    if (isJavaOrCSharp())
         return;
 
     std::string className;

lib/tokenize.h

@@ -45,6 +45,18 @@ public:
     Tokenizer(const Settings * settings, ErrorLogger *errorLogger);
     virtual ~Tokenizer();
 
+    /** Is the code JAVA/C#. Used for bailouts */
+    bool isJavaOrCSharp() const
+    {
+        if (_files.size() != 1)
+            return false;
+        const std::string::size_type pos = _files[0].rfind(".");
+        if (pos != std::string::npos)
+            return (_files[0].substr(pos) == ".java" ||
+                    _files[0].substr(pos) == ".cs");
+        return false;
+    }
+
     /**
      * Tokenize code
      * @param code input stream for code, e.g.