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1
7 package com.inversoft.beans.test;
8
9
10 import java.beans.IntrospectionException  ;
11 import java.beans.PropertyDescriptor ;
12 import java.lang.reflect.Method ;
13
14 import junit.framework.TestCase;
15
16 import com.inversoft.beans.BeanException;
17 import com.inversoft.beans.BeanProperty;
18
19
20
25 public class SpeedPerformanceTest extends TestCase {
26
27
28 public static final int ITERATIONS = 10000;
29
30 public SpeedPerformanceTest(String name) {
31 super(name);
32 }
33
34 public void testBeanPropertyConstructorSpeed() {
35
36 try {
37 long timeBefore = System.currentTimeMillis();
38
39 for (int i = 0; i < ITERATIONS; i++) {
40 new BeanProperty("integer1", Bean1.class);
41 }
42
43 long timeAfter = System.currentTimeMillis();
44 System.err.println("The number of millis for jBeans BeanProperty construction: "
45 + (timeAfter - timeBefore));
46 } catch (BeanException be) {
47 fail(be.toString());
48 }
49
50 try {
51 long timeBefore = System.currentTimeMillis();
52
53 for (int i = 0; i < ITERATIONS; i++) {
54 new PropertyDescriptor ("integer1", Bean1.class);
55 }
56
57 long timeAfter = System.currentTimeMillis();
58 System.err.println("The number of millis for java.beans PropertyDescriptor construcion: "
59 + (timeAfter - timeBefore));
60 } catch (IntrospectionException ie) {
61 fail(ie.toString());
62 }
63 }
64
65 public void testBeanPropertyReadSpeed() {
66
67 try {
68 Bean1 bean = new Bean1();
69 BeanProperty prop = new BeanProperty("integer1", Bean1.class);
70 long timeBefore = System.currentTimeMillis();
71
72 for (int i = 0; i < ITERATIONS; i++) {
73 prop.getPropertyValue(bean);
74 }
75
76 long timeAfter = System.currentTimeMillis();
77 System.err.println("The number of millis for jBeans BeanProperty read: "
78 + (timeAfter - timeBefore));
79 } catch (BeanException be) {
80 fail(be.toString());
81 }
82
83 try {
84 Bean1 bean = new Bean1();
85 PropertyDescriptor prop = new PropertyDescriptor ("integer1", Bean1.class);
86 Method method;
87 long timeBefore = System.currentTimeMillis();
88
89 for (int i = 0; i < ITERATIONS; i++) {
90 try {
91 method = prop.getReadMethod();
92 method.invoke(bean, null);
93 } catch (Exception e) {
94 fail(e.toString());
95 }
96 }
97
98 long timeAfter = System.currentTimeMillis();
99 System.err.println("The number of millis for java.beans PropertyDescriptor read: "
100 + (timeAfter - timeBefore));
101 } catch (IntrospectionException ie) {
102 fail(ie.toString());
103 }
104 }
105
106 public void testBeanPropertyWriteSpeed() {
107
108 try {
109 Bean1 bean = new Bean1();
110 BeanProperty prop = new BeanProperty("integer1", Bean1.class);
111 long timeBefore = System.currentTimeMillis();
112
113 for (int i = 0; i < ITERATIONS; i++) {
114 prop.setPropertyValue(bean, new Integer (42));
115 }
116
117 long timeAfter = System.currentTimeMillis();
118 System.err.println("The number of millis for jBeans BeanProperty write: "
119 + (timeAfter - timeBefore));
120 } catch (BeanException be) {
121 fail(be.toString());
122 }
123
124 try {
125 Bean1 bean = new Bean1();
126 PropertyDescriptor prop = new PropertyDescriptor ("integer1", Bean1.class);
127 Method method;
128 long timeBefore = System.currentTimeMillis();
129
130 for (int i = 0; i < ITERATIONS; i++) {
131 try {
132 method = prop.getWriteMethod();
133 method.invoke(bean, new Object []{new Integer (42)});
134 } catch (Exception e) {
135 fail(e.toString());
136 }
137 }
138
139 long timeAfter = System.currentTimeMillis();
140 System.err.println("The number of millis for java.beans PropertyDescriptor write: "
141 + (timeAfter - timeBefore));
142 } catch (IntrospectionException ie) {
143 fail(ie.toString());
144 }
145 }
146 }
147
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