*org.springframework.beans.factory.UnsatisfiedDependencyException:
Error creating bean with name 'webConfig':
Unsatisfied dependency expressed through field 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException:
Error creating bean with name 'getDataSource' defined in com.futor.user.config.WebConfig:
Bean instantiation via factory method failed; nested exception is
org.springframework.beans.BeanInstantiationException:
Failed to instantiate [javax.activation.DataSource]:
Circular reference involving containing bean 'webConfig' - consider declaring the factory method as static for independence from its containing instance. Factory method 'getDataSource' threw exception; nested exception is javax.naming.NameNotFoundException:
Name [jdbc/springmvc] is not bound in this Context. Unable to find [jdbc].
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:400)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:291)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:103)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5155)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5680)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1018)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:994)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1127)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:2021)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.springframework.beans.factory.BeanCreationException:
Error creating bean with name 'getDataSource' defined in com.futor.user.config.WebConfig:
Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException:
Failed to instantiate [javax.activation.DataSource]: Circular reference involving containing bean 'webConfig' - consider declaring the factory method as static for independence from its containing instance. Factory method 'getDataSource' threw exception; nested exception is javax.naming.NameNotFoundException:
Name [jdbc/springmvc] is not bound in this Context. Unable to find [jdbc].
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:627)
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:456)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
WebConfig.java：
@Configuration@EnableWebMvc@ComponentScan(basePackages = {
"com.futor.user"
})
public class WebConfig extends WebMvcConfigurerAdapter {
@Autowired
DataSource dataSource;
@Bean
public NamedParameterJdbcTemplate namedParameterJdbcTemplate() {
return new NamedParameterJdbcTemplate((javax.sql.DataSource) dataSource);
}
@Bean
public DataSource getDataSource() throws NamingException {
JndiTemplate jndiTemplate = new JndiTemplate();
DataSource dataSource = (DataSource) jndiTemplate.lookup("java:comp/env/jdbc/springmvc");
return dataSource;
}
@Override
public void addResourceHandlers(ResourceHandlerRegistry handlerRegistry) {
handlerRegistry.addResourceHandler("/resources/**").addResourceLocations("/resources");
}
@Bean
public InternalResourceViewResolver viewResolver() {
InternalResourceViewResolver viewResolver = new InternalResourceViewResolver();
viewResolver.setViewClass(JstlView.class);
viewResolver.setPrefix("/WEB-INF/jsp/user");
viewResolver.setSuffix(".jsp");
return null;
}
}
pom.xml：
<dependencies>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.1.5.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-tx -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>5.1.5.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>5.1.5.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/javax.servlet/jstl -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
</dependencies>
<build>
<finalName>test</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
</plugins>
</build>
WebInitiallizer.java：
import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;
public class WebInitiallizer extends AbstractAnnotationConfigDispatcherServletInitializer {
@Override
protected Class < ?>[] getRootConfigClasses() {
// TODO Auto-generated method stub
return new Class[] {
WebConfig.class
};
}
@Override
protected Class < ?>[] getServletConfigClasses() {
// TODO Auto-generated method stub
return null;
}
@Override
protected String[] getServletMappings() {
// TODO Auto-generated method stub
return new String[] {
"/"
};
}
}
答案 0 :(得分：0)
出现此问题是因为由于jndi查找失败而导致此bean的自动装配失败。试试这个：
<mvc:View xmlns:core="sap.ui.core" xmlns:l="sap.ui.layout" xmlns:mvc="sap.ui.core.mvc" xmlns="sap.m"
xmlns:html="http://www.w3.org/1999/xhtml" xmlns:f="sap.ui.layout.form" controllerName="hmel.TravelandGuestHouse.controller.BookMeal">
<Page title="Book your meal !" showNavButton="true" navButtonPress="_onNavBack">
<VBox renderType="Bare" class="sapUiMediumMargin" justifyContent="Center" id="textVBox">
<Text id="changeText" textAlign="Center" width="100%"/>
</VBox>
<VBox class="sapUiSmallMargin" direction="Column" alignItems="Center" justifyContent="Center">
<f:SimpleForm class="form" editable="true" layout="ResponsiveGridLayout" labelSpanXL="4" labelSpanL="4" labelSpanM="4" labelSpanS="12"
emptySpanXL="3" emptySpanL="3" emptySpanM="3" emptySpanS="0" width="100%">
<f:content>
<Label text="Meal from date" required="true"/>
<DatePicker id="fromDate" class="disablekb input" change="onFromDateSelect"/>
<Label text="Meal to date"/>
<DatePicker id="toDate" class="disablekb input" change="toDateChange"/>
<Label text="Meal" required="true"/>
<ComboBox id="meal" items="{ path: 'Model>/value', filters: [{ path: 'MealField', operator: 'NE', value1: null }] }"
selectionChange="onMealChanged">
<core:Item xmlns:core="sap.ui.core" key="{Model>ID}" text="{Model>MealField}"/>
</ComboBox>
<Label text="Location" required="true"/>
<ComboBox id="location"
items="{ path: 'LocModel>/locValue', filters: [{ path: 'LocationFieldNew', operator: 'NE', value1: null }], sorter: { path: 'LocationFieldNew' } }"
selectionChange="onLocationChanged">
<core:Item xmlns:core="sap.ui.core" key="{LocModel>ID}" text="{LocModel>LocationFieldNew}"/>
</ComboBox>
<Label text="Meal Type" required="true"/>
<ComboBox id="mealType" selectedKey="{mTypeModel>/mTypeValue/0/ID}"
items="{ path: 'mTypeModel>/mTypeValue', filters: [{ path: 'MealTypeFieldNew', operator: 'NE', value1: null }] }"
selectionChange="onMealTypeChanged">
<core:Item xmlns:core="sap.ui.core" key="{mTypeModel>ID}" text="{mTypeModel>MealTypeFieldNew}"/>
</ComboBox>
<Label text="Diet" id="dietLabel" required="true" visible="false"/>
<ComboBox id="diet" visible="false">
<items>
<core:Item xmlns:core="sap.ui.core" key="1" text="Veg"/>
<core:Item xmlns:core="sap.ui.core" key="2" text="NonVeg"/>
</items>
</ComboBox>
<Label text="Quantity"/>
<Input value="1" id="quantity" editable="false"/>
<Label text="Remarks"/>
<TextArea width="100%" rows="4" id="remarks" placeholder="An increase/decrease in Chapati/Rice/Veg to be mentioned here." growing="true"
cols="40"/>
</f:content>
</f:SimpleForm>
<!-- </VBox>-->
<Label text="Notes : " width="100%" id="label13" textAlign="Center" design="Bold"/>
<!--<VBox class="sapUiSmallMarginBeginEnd sapUiSmallMarginEnd" alignContent="Start" alignItems="Center" renderType="Bare" width="100%" displayInline="true" justifyContent="Center" wrap="Wrap">-->
<Label text="Breakfast : to be booked atleast one day prior before 2359 hrs." wrapping="true" class="sapUiSmallMarginTop"/>
<Label text="Lunch (Veg and Non Veg) : to be booked before 1130 hrs. of that particular day,booking opened for later days."
class="sapUiSmallMarginTop" wrapping="true"/>
<Label text="Eve Snacks: To be booked before 1630 hrs. of that particular day,booking opened for later days." class="sapUiSmallMarginTop"
wrapping="true"/>
<Label text="Dinner (Veg and Non veg) : to be booked before 1800 hrs. of that particular day ,booking opened for later days"
class="sapUiSmallMarginTop" wrapping="true"/>
<Label text="Midnight Snacks: To be booked by 2359 hrs. of that particular day for next day ,booking opened for later days"
class="sapUiSmallMarginTop" wrapping="true"/>
<Label text="Non Veg will only be served on Friday in lunch and dinner" class="sapUiSmallMarginTop sapUiSmallMarginBottom" wrapping="true"/>
</VBox>
<footer>
<Bar>
<contentRight>
<Button text="Cancel" type="Reject" id="cancel" press="onCancel"/>
<Button text="Order" type="Accept" press="onSubmit" id="submit"/>
</contentRight>
<contentMiddle/>
</Bar>
</footer>
<content/>
</Page>
</mvc:View>