01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.cocoon.samples.tour.shapes;
19:
20: /**
21: * Circle Shape for tour block java-shapes sample
22: */
23: public class Circle implements Shape {
24: double _r;
25:
26: public String getName() {
27: return "Circle";
28: }
29:
30: /** Creates a new instance of Circle */
31: public Circle(double r) {
32: _r = r;
33: }
34:
35: public double getArea() {
36: return 3.14 * _r * _r;
37: }
38:
39: public double getPerimeter() {
40: return 2 * 3.14 * _r;
41: }
42:
43: }
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