Added real exceptions based on QException.

These may not be stl compatible, which would be sad. They seem to work
in practice, though.

4 files changed, 83 insertions, 15 deletions

diff --git a/c++-qt/src/dictionary.cpp b/c++-qt/src/dictionary.cpp
index 9b528f1..10ec6c5 100644
--- a/c++-qt/src/dictionary.cpp
+++ b/c++-qt/src/dictionary.cpp
@@ -13,6 +13,9 @@
 #include "gats-qt/string.h"
 #include "gats-qt/list.h"
 
+#include "gats-qt/parseexception.h"
+#include "gats-qt/typeexception.h"
+
 Gats::Dictionary::Dictionary()
 {
 }
@@ -51,7 +54,7 @@ void Gats::Dictionary::write( QIODevice &rOut ) const
     rOut.write("e", 1 );
 }
 
-void Gats::Dictionary::read( QIODevice &rIn, char cType )
+void Gats::Dictionary::read( QIODevice &rIn, char /*cType*/ )
 {
     for(;;)
     {
@@ -60,7 +63,7 @@ void Gats::Dictionary::read( QIODevice &rIn, char cType )
         if( cNext == 'e' )
             break;
         if( cNext != 's' )
-            throw "PUT GOOD EXCEPTION HERE";
+            throw ParseException("Bad format reading binary Gats Dictionary.");
         Gats::String sKey;
         sKey.read( rIn, cNext );
 
@@ -243,7 +246,7 @@ bool Gats::Dictionary::valueBool( const QByteArray &sKey )
 {
     Gats::Boolean *pOb = dynamic_cast<Gats::Boolean *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as bool but isn't.");
 
     return pOb->getValue();
 }
@@ -252,7 +255,7 @@ int64_t Gats::Dictionary::valueInt( const QByteArray &sKey )
 {
     Gats::Integer *pOb = dynamic_cast<Gats::Integer *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as int but isn't.");
 
     return pOb->getValue();
 }
@@ -261,7 +264,7 @@ double Gats::Dictionary::valueFloat( const QByteArray &sKey )
 {
     Gats::Float *pOb = dynamic_cast<Gats::Float *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as float but isn't.");
 
     return pOb->getValue();
 }
@@ -270,7 +273,7 @@ QByteArray Gats::Dictionary::valueStr( const QByteArray &sKey )
 {
     Gats::String *pOb = dynamic_cast<Gats::String *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as str but isn't.");
 
     return *pOb;
 }
@@ -279,7 +282,7 @@ Gats::List *Gats::Dictionary::valueList( const QByteArray &sKey )
 {
     Gats::List *pOb = dynamic_cast<Gats::List *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as list but isn't.");
 
     return pOb;
 }
@@ -288,7 +291,7 @@ Gats::Dictionary *Gats::Dictionary::valueDict( const QByteArray &sKey )
 {
     Gats::Dictionary *pOb = dynamic_cast<Gats::Dictionary *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as dict but isn't.");
 
     return pOb;
 }
@@ -297,7 +300,7 @@ bool Gats::Dictionary::valueBool( const QByteArray &sKey ) const
 {
     Gats::Boolean *pOb = dynamic_cast<Gats::Boolean *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as bool but isn't.");
 
     return pOb->getValue();
 }
@@ -306,7 +309,7 @@ int64_t Gats::Dictionary::valueInt( const QByteArray &sKey ) const
 {
     Gats::Integer *pOb = dynamic_cast<Gats::Integer *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as int but isn't.");
 
     return pOb->getValue();
 }
@@ -315,7 +318,7 @@ double Gats::Dictionary::valueFloat( const QByteArray &sKey ) const
 {
     Gats::Float *pOb = dynamic_cast<Gats::Float *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as float but isn't.");
 
     return pOb->getValue();
 }
@@ -324,7 +327,7 @@ QByteArray Gats::Dictionary::valueStr( const QByteArray &sKey ) const
 {
     Gats::String *pOb = dynamic_cast<Gats::String *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as str but isn't.");
 
     return *pOb;
 }
@@ -333,7 +336,7 @@ Gats::List *Gats::Dictionary::valueList( const QByteArray &sKey ) const
 {
     Gats::List *pOb = dynamic_cast<Gats::List *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as list but isn't.");
 
     return pOb;
 }
@@ -342,7 +345,7 @@ Gats::Dictionary *Gats::Dictionary::valueDict( const QByteArray &sKey ) const
 {
     Gats::Dictionary *pOb = dynamic_cast<Gats::Dictionary *>( value( sKey ) );
     if( !pOb )
-        throw "PUT GOOD EXCEPTION HERE";
+        throw TypeException("Dictionary value requested as dict but isn't.");
 
     return pOb;
 }
diff --git a/c++-qt/src/object.cpp b/c++-qt/src/object.cpp
index 85851df..d148774 100644
--- a/c++-qt/src/object.cpp
+++ b/c++-qt/src/object.cpp
@@ -15,6 +15,8 @@
 #include "gats-qt/dictionary.h"
 #include "gats-qt/null.h"
 
+#include "gats-qt/parseexception.h"
+
 #include <stdlib.h>
 
 #include <QIODevice>
@@ -68,7 +70,7 @@ Gats::Object *Gats::Object::read( QIODevice &rIn )
             return NULL;
 
         default:
-            throw "Invalid Gats type discovered: ";
+            throw ParseException("Invalid Gats type discovered.");
     }
 
     pObj->read( rIn, buf );
diff --git a/c++-qt/src/parseexception.cpp b/c++-qt/src/parseexception.cpp
new file mode 100644
index 0000000..03d547a
--- /dev/null
+++ b/c++-qt/src/parseexception.cpp
@@ -0,0 +1,31 @@
+#include "gats-qt/parseexception.h"
+
+Gats::ParseException::ParseException( const char * const sMessage ) :
+    sMessage( sMessage )
+{
+}
+
+Gats::ParseException::ParseException( const ParseException &rSrc ) :
+    sMessage( rSrc.sMessage )
+{
+}
+
+Gats::ParseException::~ParseException()
+{
+}
+
+QException *Gats::ParseException::clone() const
+{
+    return new ParseException( *this );
+}
+
+void Gats::ParseException::raise() const
+{
+    throw *this;
+}
+
+const char *Gats::ParseException::what() const noexcept
+{
+    return sMessage;
+}
+
diff --git a/c++-qt/src/typeexception.cpp b/c++-qt/src/typeexception.cpp
new file mode 100644
index 0000000..13ec3de
--- /dev/null
+++ b/c++-qt/src/typeexception.cpp
@@ -0,0 +1,32 @@
+#include "gats-qt/typeexception.h"
+
+Gats::TypeException::TypeException( const char * const sMessage ) :
+    sMessage( sMessage )
+{
+}
+
+Gats::TypeException::TypeException( const TypeException &rSrc ) :
+    sMessage( rSrc.sMessage )
+{
+}
+
+Gats::TypeException::~TypeException()
+{
+}
+
+QException *Gats::TypeException::clone() const
+{
+    return new TypeException( *this );
+}
+
+void Gats::TypeException::raise() const
+{
+    throw *this;
+}
+
+const char *Gats::TypeException::what() const noexcept
+{
+    return sMessage;
+}
+
+