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Java > Open Source Codes > org > apache > examples > annotations > calculator > CalculatorMain


1 // Copyright 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.examples.annotations.calculator;
16
17 import org.apache.examples.Calculator;
18 import org.apache.hivemind.annotations.AnnotatedRegistryBuilder;
19 import org.apache.hivemind.annotations.TypedRegistry;
20
21 /**
22  * Builds the Registry for Calculator example based on annotations, then exits.
23  *
24  * @author Achim Huegen
25  */
26 public class CalculatorMain
27 {
28
29     public static void main(String JavaDoc[] args)
30     {
31         double arg0 = Double.parseDouble(args[0]);
32         double arg1 = Double.parseDouble(args[1]);
33
34         AnnotatedRegistryBuilder builder = new AnnotatedRegistryBuilder();
35         TypedRegistry registry = builder.constructRegistry(CalculatorModule.class);
36         
37         Calculator calculator = registry.getService(Calculator.class);
38
39         System.out.println("Inputs: " + arg0 + " and " + arg1);
40         System.out.println("Add: " + calculator.add(arg0, arg1));
41         System.out.println("Subtract: " + calculator.subtract(arg0, arg1));
42         System.out.println("Multiply: " + calculator.multiply(arg0, arg1));
43         System.out.println("Divide: " + calculator.divide(arg0, arg1));
44
45
46         registry.shutdown();
47     }
48 }
49
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