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23 
24 /*
25  * @test
26  * @bug 4619536
27  * @summary Tests resolving the ambiguities in the resolution of IndexedPropertyDescriptors
28  * @author Mark Davidson
29  */
30 
31 import java.beans.IndexedPropertyDescriptor;
32 import java.beans.PropertyDescriptor;
33 import java.util.Date;
34 
35 public class Test4619536 {
main(String[] args)36     public static void main(String[] args) throws Exception {
37         IndexedPropertyDescriptor ipd = BeanUtils.getIndexedPropertyDescriptor(A.class, "foo");
38         if (!ipd.getIndexedPropertyType().equals(String.class)) {
39             error(ipd, "A.foo should be String type");
40         }
41         PropertyDescriptor pd = BeanUtils.findPropertyDescriptor(B.class, "foo");
42         if (pd instanceof IndexedPropertyDescriptor) {
43             error(pd, "B.foo should not be an indexed property");
44         }
45         if (!pd.getPropertyType().equals(Date.class)) {
46             error(pd, "B.foo should be Date type");
47         }
48         pd = BeanUtils.findPropertyDescriptor(Child.class, "foo");
49         if (pd instanceof IndexedPropertyDescriptor) {
50             error(pd, "Child.foo should not be an indexed property");
51         }
52         pd = BeanUtils.findPropertyDescriptor(Classic.class, "foo");
53         if (pd instanceof IndexedPropertyDescriptor) {
54             error(pd, "Classic.foo should not be an indexed property");
55         }
56         ipd = BeanUtils.getIndexedPropertyDescriptor(Index.class, "foo");
57         if (!hasIPD(ipd)) {
58             error(pd, "Index.foo should have ipd values");
59         }
60         if (hasPD(ipd)) {
61             error(ipd, "Index.foo should not have pd values");
62         }
63         ipd = BeanUtils.getIndexedPropertyDescriptor(All.class, "foo");
64         if (!hasPD(ipd) || !hasIPD(ipd)) {
65             error(ipd, "All.foo should have all pd/ipd values");
66         }
67         if (!isValidType(ipd)) {
68             error(ipd, "All.foo pdType should equal ipdType");
69         }
70         ipd = BeanUtils.getIndexedPropertyDescriptor(Getter.class, "foo");
71         if (ipd.getReadMethod() == null || ipd.getWriteMethod() != null) {
72             error(ipd, "Getter.foo classic methods incorrect");
73         }
74         if (!isValidType(ipd)) {
75             error(ipd, "Getter.foo pdType should equal ipdType");
76         }
77         ipd = BeanUtils.getIndexedPropertyDescriptor(BadGetter.class, "foo");
78         if (hasPD(ipd)) {
79             error(ipd, "BadGetter.foo should not have classic methods");
80         }
81         ipd = BeanUtils.getIndexedPropertyDescriptor(Setter.class, "foo");
82         if (ipd.getReadMethod() != null || ipd.getWriteMethod() == null) {
83             error(ipd, "Setter.foo classic methods incorrect");
84         }
85         if (!isValidType(ipd)) {
86             error(ipd, "Setter.foo pdType should equal ipdType");
87         }
88         ipd = BeanUtils.getIndexedPropertyDescriptor(BadSetter.class, "foo");
89         if (hasPD(ipd)) {
90             error(ipd, "BadSetter.foo should not have classic methods");
91         }
92     }
93 
hasPD(PropertyDescriptor pd)94     public static boolean hasPD(PropertyDescriptor pd) {
95         if (null == pd.getPropertyType()) {
96             return false;
97         }
98         return (null != pd.getReadMethod())
99             || (null != pd.getWriteMethod());
100     }
101 
hasIPD(IndexedPropertyDescriptor ipd)102     public static boolean hasIPD(IndexedPropertyDescriptor ipd) {
103         if (null == ipd.getIndexedPropertyType()) {
104             return false;
105         }
106         return (null != ipd.getIndexedReadMethod())
107             || (null != ipd.getIndexedWriteMethod());
108     }
109 
isValidType(IndexedPropertyDescriptor ipd)110     public static boolean isValidType(IndexedPropertyDescriptor ipd) {
111         Class type = ipd.getPropertyType();
112         return type.isArray() && type.getComponentType().equals(ipd.getIndexedPropertyType());
113     }
114 
error(PropertyDescriptor pd, String message)115     public static void error(PropertyDescriptor pd, String message) {
116         BeanUtils.reportPropertyDescriptor(pd);
117         throw new Error(message);
118     }
119 
120     // Test case from 4619536
121     public static class A {
122         // prop foo on A should be indexed of type String
getFoo(int x)123         public String getFoo(int x) {
124             return null;
125         }
126     }
127 
128     public static class B extends A {
129         // prop foo on should be non-indexed of type Date
getFoo()130         public Date getFoo() {
131             return null;
132         }
133     }
134 
135     // Test case from 4812428 (this works in 1.5.0)
136     public static class Parent {
setFoo(String foo)137         public void setFoo(String foo) {
138         }
139 
getFoo(int index)140         public Child getFoo(int index) {
141             return null;
142         }
143     }
144 
145     public static class Child extends Parent {
getFoo()146         public Child getFoo() {
147             return null;
148         }
149     }
150 
151     // This class has a complete set of pd
152     public static class Classic {
getFoo()153         public String[] getFoo() {
154             return null;
155         }
156 
setFoo(String[] foo)157         public void setFoo(String[] foo) {
158         }
159     }
160 
161     // This class has a complete set of ipd
162     public static class Index {
getFoo(int i)163         public String getFoo(int i) {
164             return null;
165         }
166 
setFoo(int i, String f)167         public void setFoo(int i, String f) {
168         }
169     }
170 
171     // This class adds a proper getter and setter
172     public static class All extends Index {
getFoo()173         public String[] getFoo() {
174             return null;
175         }
176 
setFoo(String[] foo)177         public void setFoo(String[] foo) {
178         }
179     }
180 
181     // This class adds a classic getter
182     public static class Getter extends Index {
getFoo()183         public String[] getFoo() {
184             return null;
185         }
186     }
187 
188     // This class has an alternate getter and should be merged
189     public static class BadGetter extends Index {
getFoo()190         public String getFoo() {
191             return null;
192         }
193     }
194 
195     // This class adds a classic setter
196     public static class Setter extends Index {
setFoo(String[] f)197         public void setFoo(String[] f) {
198         }
199     }
200 
201     // This class has an alternate setter and should be merged
202     public static class BadSetter extends Index {
setFoo(String f)203         public void setFoo(String f) {
204         }
205     }
206 }
207