1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/* $Rev$ $Date$ */
#include <stdio.h>
#include "osoa/sca/ComponentContext.h"
#include "osoa/sca/ServiceRuntimeException.h"
#include "CalculatorImpl.h"
#include "Divide.h"
CalculatorImpl::CalculatorImpl()
{
}
CalculatorImpl::~CalculatorImpl()
{
}
// Calculator interface
float CalculatorImpl::add(float arg1, float arg2)
{
float result = arg1 + arg2;
printf("CalculatorImpl::add %f + %f = %f\n", arg1, arg2, result);
return result;
}
float CalculatorImpl::sub(float arg1, float arg2)
{
float result = arg1 - arg2;
printf("CalculatorImpl::sub %f - %f = %f\n", arg1, arg2, result);
return result;
}
float CalculatorImpl::mul(float arg1, float arg2)
{
float result = arg1 * arg2;
printf("CalculatorImpl::mul %f * %f = %f\n", arg1, arg2, result);
return result;
}
float CalculatorImpl::div(float arg1, float arg2)
{
float result = 0;
// This method shows how to invoke a service on a different component from within a component
// First, get the current ComponentContext
osoa::sca::ComponentContext myContext = osoa::sca::ComponentContext::getCurrent();
try
{
// Find the required service, as referenced in CalculatorImpl.componentType
Divide* divideService = (Divide*)myContext.getService("divideService");
// Finally, invoke the service
result = divideService->div(arg1, arg2);
printf("CalculatorImpl::div Divide returned result: %f\n", result);
}
catch (osoa::sca::ServiceRuntimeException& e)
{
// Print out error message and carry on
printf("CalculatorImpl::div Error whilst invoking Divide: %s", e.getMessageText());
}
return result;
}
|
