1 /*
2  * Copyright 2006-2008 The FLWOR Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef RUNTIME_FLOWCTL_EXCEPTION
18 #define RUNTIME_FLOWCTL_EXCEPTION
19 
20 #include "common/common.h"
21 #include "store/api/iterator.h"
22 
23 namespace zorba {
24 
25 // TODO: should derive from std::exception
26 class FlowCtlException
27 {
28 public:
29   enum action
30   {
31     BREAK,
32     CONTINUE,
33     EXIT,
34     INTERRUPT
35   };
36 
37 public:
38   action act;
39 
40 public:
FlowCtlException(action act_)41   FlowCtlException( action act_ ) : act( act_ )
42   {
43   }
44 };
45 
46 
47 class ExitException : public FlowCtlException
48 {
49 public:
50   store::Iterator_t val;
51 
52 public:
53   ExitException(store::Iterator_t val_);
54 
55   virtual ~ExitException();
56 };
57 
58 
59 } // namespace zorba
60 
61 #endif /* FLOWCTL_EXCEPTION */
62 
63 /*
64  * Local variables:
65  * mode: c++
66  * End:
67  */
68 /* vim:set et sw=2 ts=2: */
69