Source Code Cross Referenced for BooleanGenerator.java in  » Testing » databene-benerator » org » databene » benerator » primitive » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Testing » databene benerator » org.databene.benerator.primitive 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


01:        /*
02:         * (c) Copyright 2006 by Volker Bergmann. All rights reserved.
03:         *
04:         * Redistribution and use in source and binary forms, with or without
05:         * modification, is permitted under the terms of the
06:         * GNU General Public License.
07:         *
08:         * For redistributing this software or a derivative work under a license other
09:         * than the GPL-compatible Free Software License as defined by the Free
10:         * Software Foundation or approved by OSI, you must first obtain a commercial
11:         * license to this software product from Volker Bergmann.
12:         *
13:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
14:         * WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
15:         * REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
16:         * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
17:         * HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18:         * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19:         * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20:         * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21:         * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22:         * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23:         * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24:         * POSSIBILITY OF SUCH DAMAGE.
25:         */
26:
27:        package org.databene.benerator.primitive;
28:
29:        import org.databene.benerator.LightweightGenerator;
30:
31:        /**
32:         * Generates boolean values with a configurable quota of true values.<br/>
33:         * <br/>
34:         * Created: 09.06.2006 20:03:18
35:         */
36:        public class BooleanGenerator extends LightweightGenerator<Boolean> {
37:
38:            /** The quota of true values to create */
39:            private double trueQuota;
40:
41:            // constructors ----------------------------------------------------------------------------------------------------
42:
43:            /** Initializes the generator to a trueQuota of 50% */
44:            public BooleanGenerator() {
45:                this (0.5f);
46:            }
47:
48:            /** Initializes the generator to a trueQuota */
49:            public BooleanGenerator(double trueQuota) {
50:                this .trueQuota = trueQuota;
51:            }
52:
53:            // config properties -----------------------------------------------------------------------------------------------
54:
55:            /** Sets the quota of true values to create */
56:            public double getTrueQuota() {
57:                return trueQuota;
58:            }
59:
60:            /** Returns the quota of true values to create */
61:            public void setTrueQuota(double trueQuota) {
62:                this .trueQuota = trueQuota;
63:            }
64:
65:            // Generator interface ---------------------------------------------------------------------------------------------
66:
67:            public Class<Boolean> getGeneratedType() {
68:                return Boolean.class;
69:            }
70:
71:            /** generates boolean values with a quota of true values according to the trueQuota property */
72:            public Boolean generate() {
73:                return Math.random() <= trueQuota;
74:            }
75:
76:            // java.lang.Object overrides --------------------------------------------------------------------------------------
77:
78:            public String toString() {
79:                return getClass().getSimpleName() + "[trueQuota=" + trueQuota
80:                        + ']';
81:            }
82:        }
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