1 org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'cashier': Unsatisfied dependency expressed through field 'bookService'; nested exception is org.springframework.beans.factory.BeanNotOfRequiredTypeException: Bean named 'bookService' is expected to be of type 'pw.fengya.tx.BookService' but was actually of type 'com.sun.proxy.$Proxy19'
2 at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:587
)
3 at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:91
)
4 at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:373
)
5 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1344
)
6 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582
)
7 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502
)
8 at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312
)
9 at org.springframework.beans.factory.support.AbstractBeanFactory$$Lambda$176/667821226
.getObject(Unknown Source)
10 at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228
)
11 at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310
)
12 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200
)
13 at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:760
)
14 at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868
)
15 at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549
)
16 at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:144
)
17 at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:85
)
18 at pw.fengya.tx.Test.<init>(Test.java:19
)
19 at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
20 at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62
)
21 at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45
)
22 at java.lang.reflect.Constructor.newInstance(Constructor.java:408
)
23 at org.junit.platform.commons.util.ReflectionUtils.newInstance(ReflectionUtils.java:347
)
24 at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:60
)
25 at org.junit.jupiter.engine.descriptor.ClassTestDescriptor.instantiateTestClass(ClassTestDescriptor.java:197
)
26 at org.junit.jupiter.engine.descriptor.ClassTestDescriptor.instantiateAndPostProcessTestInstance(ClassTestDescriptor.java:188
)
27 at org.junit.jupiter.engine.descriptor.ClassTestDescriptor.lambda$testInstanceProvider$1(ClassTestDescriptor.java:181
)
28 at org.junit.jupiter.engine.descriptor.ClassTestDescriptor$$Lambda$154/1860944798
.getTestInstance(Unknown Source)
29 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.prepare(TestMethodTestDescriptor.java:80
)
30 at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.prepare(TestMethodTestDescriptor.java:57
)
31 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:60
)
32 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.lambda$
null$2(HierarchicalTestExecutor.java:92
)
33 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$$Lambda$136/201556483
.accept(Unknown Source)
34 at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183
)
35 at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175
)
36 at java.util.Iterator.forEachRemaining(Iterator.java:116
)
37 at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801
)
38 at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512
)
39 at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502
)
40 at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150
)
41 at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173
)
42 at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234
)
43 at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418
)
44 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.lambda$execute$3(HierarchicalTestExecutor.java:92
)
45 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$$Lambda$133/1287712235
.execute(Unknown Source)
46 at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66
)
47 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:77
)
48 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.lambda$
null$2(HierarchicalTestExecutor.java:92
)
49 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$$Lambda$136/201556483
.accept(Unknown Source)
50 at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183
)
51 at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175
)
52 at java.util.Iterator.forEachRemaining(Iterator.java:116
)
53 at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801
)
54 at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512
)
55 at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502
)
56 at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150
)
57 at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173
)
58 at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234
)
59 at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418
)
60 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.lambda$execute$3(HierarchicalTestExecutor.java:92
)
61 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$$Lambda$133/1287712235
.execute(Unknown Source)
62 at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66
)
63 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:77
)
64 at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:51
)
65 at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:43
)
66 at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:170
)
67 at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:154
)
68 at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:90
)
69 at org.eclipse.jdt.internal.junit5.runner.JUnit5TestReference.run(JUnit5TestReference.java:86
)
70 at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38
)
71 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:538
)
72 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:760
)
73 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:460
)
74 at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:206
)
75 Caused by: org.springframework.beans.factory.BeanNotOfRequiredTypeException: Bean named 'bookService' is expected to be of type 'pw.fengya.tx.BookService' but was actually of type 'com.sun.proxy.$Proxy19'
76 at org.springframework.beans.factory.support.DefaultListableBeanFactory.checkBeanNotOfRequiredType(DefaultListableBeanFactory.java:1527
)
77 at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1505
)
78 at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1104
)
79 at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1065
)
80 at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:584
)
81 ... 72 more
最近在学习Spring框架的时候，很容易犯下的一个错误，需要在配置文件中打开aop命名空间，并设置如下属性：
<aop:config proxy-target-
class="true"></aop:config>
不知道为什么，在使用注解配置bean的时候，很容易报的一个错，尤其是自定义的接口与实现类
转载于:https://www.cnblogs.com/lxc-2017/p/8639408.html
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