5
में निर्भरता के लिए प्राप्त प्रकार भंडार की कोई योग्यता बीन मैं इसके साथ अपना अधिकांश समय बिताता हूं! मेरी गलती! मैं इस मुद्दे को हल करने में असमर्थ हूं। वसंत एमवीसी के साथ यह मेरा पहला वसंत डेटा जेपीए अभ्यास है। टोमकैट पर .ear फ़ाइल को तैनात करते समय मुझे निम्न त्रुटि मिल रही है।वसंत डेटा जेपीए
अपडेट किया गया लॉग
Caused by: org.springframework.beans.factory.BeanCreationException: Could not au
towire field: com.demo.controller.customerRepository com.demo.controller.HomeCon
troller.repository; nested exception is org.springframework.beans.factory.NoSuch
BeanDefinitionException: No qualifying bean of type [com.demo.controller.custome
rRepository] found for dependency: expected at least 1 bean which qualifies as a
utowire candidate for this dependency. Dependency annotations: {@org.springframe
work.beans.factory.annotation.Autowired(required=true)}
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.j
ava:561)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject
(InjectionMetadata.java:88)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java
:331)
... 68 more
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No q
ualifying bean of type [com.demo.controller.customerRepository] found for depend
ency: expected at least 1 bean which qualifies as autowire candidate for this de
pendency. Dependency annotations: {@org.springframework.beans.factory.annotation
.Autowired(required=true)}
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:1301)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
doResolveDependency(DefaultListableBeanFactory.java:1047)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
resolveDependency(DefaultListableBeanFactory.java:942)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.j
ava:533)
... 70 more
ERROR: org.springframework.web.servlet.DispatcherServlet - Context initializatio
n failed
org.springframework.beans.factory.BeanCreationException: Error creating bean wit
h name 'homeController': Injection of autowired dependencies failed; nested exce
ption is org.springframework.beans.factory.BeanCreationException: Could not auto
wire field: com.demo.controller.customerRepository com.demo.controller.HomeContr
oller.repository; nested exception is org.springframework.beans.factory.NoSuchBe
anDefinitionException: No qualifying bean of type [com.demo.controller.customerR
epository] found for dependency: expected at least 1 bean which qualifies as aut
owire candidate for this dependency. Dependency annotations: {@org.springframewo
rk.beans.factory.annotation.Autowired(required=true)}
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java
:334)
at org.springframework.beans.factory.support.AbstractAutowireCapableBean
Factory.populateBean(AbstractAutowireCapableBeanFactory.java:1210)
at org.springframework.beans.factory.support.AbstractAutowireCapableBean
Factory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537)
at org.springframework.beans.factory.support.AbstractAutowireCapableBean
Factory.createBean(AbstractAutowireCapableBeanFactory.java:476)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getOb
ject(AbstractBeanFactory.java:303)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistr
y.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBe
an(AbstractBeanFactory.java:299)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean
(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
preInstantiateSingletons(DefaultListableBeanFactory.java:755)
at org.springframework.context.support.AbstractApplicationContext.finish
BeanFactoryInitialization(AbstractApplicationContext.java:757)
at org.springframework.context.support.AbstractApplicationContext.refres
h(AbstractApplicationContext.java:480)
at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshW
ebApplicationContext(FrameworkServlet.java:663)
at org.springframework.web.servlet.FrameworkServlet.createWebApplication
Context(FrameworkServlet.java:629)
at org.springframework.web.servlet.FrameworkServlet.createWebApplication
Context(FrameworkServlet.java:677)
at org.springframework.web.servlet.FrameworkServlet.initWebApplicationCo
ntext(FrameworkServlet.java:548)
at org.springframework.web.servlet.FrameworkServlet.initServletBean(Fram
eworkServlet.java:489)
at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.
java:136)
at javax.servlet.GenericServlet.init(GenericServlet.java:158)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.
java:1231)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.
java:1144)
at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:10
31)
at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContex
t.java:4914)
at org.apache.catalina.core.StandardContext.startInternal(StandardContex
t.java:5201)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase
.java:725)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:70
1)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:945)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:466
)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1556)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.j
ava:300)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultM
BeanServerInterceptor.java:819)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801
)
at org.apache.catalina.manager.ManagerServlet.check(ManagerServlet.java:
1460)
at org.apache.catalina.manager.HTMLManagerServlet.upload(HTMLManagerServ
let.java:289)
at org.apache.catalina.manager.HTMLManagerServlet.doPost(HTMLManagerServ
let.java:210)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:291)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
at org.apache.catalina.filters.CsrfPreventionFilter.doFilter(CsrfPrevent
ionFilter.java:213)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:239)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52
)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:239)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
at org.apache.catalina.filters.SetCharacterEncodingFilter.doFilter(SetCh
aracterEncodingFilter.java:108)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:239)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:219)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authentica
torBase.java:614)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:142)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAcce
ssLogValve.java:616)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:518)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp
11Processor.java:1091)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(
AbstractProtocol.java:673)
at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpo
int.java:2503)
at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoin
t.java:2492)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.
java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskTh
read.java:61)
at java.lang.Thread.run(Thread.java:744)
Caused by: org.springframework.beans.factory.BeanCreationException: Could not au
towire field: com.demo.controller.customerRepository com.demo.controller.HomeCon
troller.repository; nested exception is org.springframework.beans.factory.NoSuch
BeanDefinitionException: No qualifying bean of type [com.demo.controller.custome
rRepository] found for dependency: expected at least 1 bean which qualifies as a
utowire candidate for this dependency. Dependency annotations: {@org.springframe
work.beans.factory.annotation.Autowired(required=true)}
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.j
ava:561)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject
(InjectionMetadata.java:88)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java
:331)
... 68 more
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No q
ualifying bean of type [com.demo.controller.customerRepository] found for depend
ency: expected at least 1 bean which qualifies as autowire candidate for this de
pendency. Dependency annotations: {@org.springframework.beans.factory.annotation
.Autowired(required=true)}
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:1301)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
doResolveDependency(DefaultListableBeanFactory.java:1047)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.
resolveDependency(DefaultListableBeanFactory.java:942)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanP
ostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.j
ava:533)
... 70 more
27-Sep-2015 23:58:18.330 INFO [http-apr-8080-exec-47] org.apache.catalina.startu
p.HostConfig.deployWAR Deployment of web application archive D:\ApacheTomcat\apa
che-tomcat-8.0.26\webapps\springTest.war has finished in 6,377 ms
मैं एक वसंत MVC परियोजना और स्प्रिंग डाटा जेपीए उदाहरण कोशिश कर बनाया है। मेरा प्रोजेक्ट स्ट्रक्चर संलग्न स्क्रीन शॉट की तरह दिखता है।
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.cignex</groupId>
<artifactId>demo</artifactId>
<name>springTest</name>
<packaging>war</packaging>
<version>1.0.0-BUILD-SNAPSHOT</version>
<properties>
<java-version>1.6</java-version>
<org.springframework-version>3.1.1.RELEASE</org.springframework-version>
<org.aspectj-version>1.6.10</org.aspectj-version>
<org.slf4j-version>1.6.6</org.slf4j-version>
</properties>
<dependencies>
<!-- Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<!-- <version>${org.springframework-version}</version> -->
<exclusions>
<!-- Exclude Commons Logging in favor of SLF4j -->
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<!-- <version>${org.springframework-version}</version> -->
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<!-- <version>4.1.4.RELEASE</version> -->
</dependency>
<!-- Database (H2) -->
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<!-- DataSource (HikariCP) -->
<dependency>
<groupId>com.zaxxer</groupId>
<artifactId>HikariCP</artifactId>
</dependency>
<!-- JPA Provider (Hibernate) -->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
</dependency>
<!-- Spring Data JPA -->
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-jpa</artifactId>
</dependency>
<!-- AspectJ -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<!-- <version>${org.aspectj-version}</version> -->
</dependency>
<!-- Logging -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<!-- <version>${org.slf4j-version}</version> -->
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<!-- <version>${org.slf4j-version}</version> -->
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<!-- <version>${org.slf4j-version}</version> -->
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<!-- <version>1.2.15</version> -->
<exclusions>
<exclusion>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
</exclusion>
<exclusion>
<groupId>javax.jms</groupId>
<artifactId>jms</artifactId>
</exclusion>
<exclusion>
<groupId>com.sun.jdmk</groupId>
<artifactId>jmxtools</artifactId>
</exclusion>
<exclusion>
<groupId>com.sun.jmx</groupId>
<artifactId>jmxri</artifactId>
</exclusion>
</exclusions>
<scope>runtime</scope>
</dependency>
<!-- @Inject -->
<dependency>
<groupId>javax.inject</groupId>
<artifactId>javax.inject</artifactId>
<!-- <version>1</version> -->
</dependency>
<!-- Servlet -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<!-- <version>1.2</version> -->
</dependency>
<!-- Test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<!-- <version>4.7</version> -->
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>io.spring.platform</groupId>
<artifactId>platform-bom</artifactId>
<version>1.1.2.RELEASE</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<artifactId>maven-eclipse-plugin</artifactId>
<version>2.9</version>
<configuration>
<additionalProjectnatures>
<projectnature>org.springframework.ide.eclipse.core.springnature</projectnature>
</additionalProjectnatures>
<additionalBuildcommands>
<buildcommand>org.springframework.ide.eclipse.core.springbuilder</buildcommand>
</additionalBuildcommands>
<downloadSources>true</downloadSources>
<downloadJavadocs>true</downloadJavadocs>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.5.1</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
<compilerArgument>-Xlint:all</compilerArgument>
<showWarnings>true</showWarnings>
<showDeprecation>true</showDeprecation>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.2.1</version>
<configuration>
<mainClass>org.test.int1.Main</mainClass>
</configuration>
</plugin>
</plugins>
</build>
</project>
सर्वलेट-Context.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure -->
<!-- Enables the Spring MVC @Controller programming model -->
<annotation-driven />
<!-- Handles HTTP GET requests for /resources/** by efficiently serving up static resources in the ${webappRoot}/resources directory -->
<resources mapping="/resources/**" location="/resources/" />
<!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB-INF/views directory -->
<beans:bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<beans:property name="prefix" value="/WEB-INF/views/" />
<beans:property name="suffix" value=".jsp" />
</beans:bean>
<context:component-scan base-package="com.demo" />
</beans:beans>
निकाय:
package com.demo.model;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Customer {
@Id
@GeneratedValue(strategy=GenerationType.AUTO)
private long id;
private String firstName;
private String lastName;
protected Customer() {}
public Customer(String firstName, String lastName) {
this.firstName = firstName;
this.lastName = lastName;
}
@Override
public String toString() {
return String.format(
"Customer[id=%d, firstName='%s', lastName='%s']",
id, firstName, lastName);
}
}
नियंत्रक:
package com.demo.controller;
import com.demo.model.Customer;
import java.text.DateFormat;
import java.util.Date;
import java.util.Locale;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
/**
* Handles requests for the application home page.
*/
@Controller
public class HomeController {
@Autowired
customerRepository repository;
private static final Logger logger = LoggerFactory.getLogger(HomeController.class);
@RequestMapping(value = "/", method = RequestMethod.GET)
public String home(Locale locale, Model model) {
logger.info("Welcome home! The client locale is {}.", locale);
Date date = new Date();
DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);
String formattedDate = dateFormat.format(date);
model.addAttribute("serverTime", formattedDate);
repository.save(new Customer("Jack", "Bauer"));
repository.save(new Customer("Chloe", "O'Brian"));
repository.save(new Customer("Kim", "Bauer"));
repository.save(new Customer("David", "Palmer"));
repository.save(new Customer("Michelle", "Dessler"));
for(Customer customer : repository.findAll())
{
System.out.println("Log Results :: "+customer.toString());
}
return "myhome";
}
}
विन्यास:
package com.demo.config;
import java.util.Properties;
import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import com.zaxxer.hikari.HikariConfig;
import com.zaxxer.hikari.HikariDataSource;
@Configuration
@EnableJpaRepositories(entityManagerFactoryRef = "entityManagerFactory", value = "com.demo.controller")
@EnableTransactionManagement
public class PersistenceContext {
@Bean(destroyMethod = "close")
DataSource dataSource() {
HikariConfig dataSourceConfig = new HikariConfig();
dataSourceConfig.setDriverClassName("org.h2.Driver");
dataSourceConfig.setJdbcUrl("jdbc:h2:mem:datajpa");
dataSourceConfig.setUsername("sa");
dataSourceConfig.setPassword("");
return (DataSource) new HikariDataSource(dataSourceConfig);
}
@Bean
LocalContainerEntityManagerFactoryBean entityManagerFactory(DataSource dataSource) {
LocalContainerEntityManagerFactoryBean entityManagerFactoryBean = new LocalContainerEntityManagerFactoryBean();
entityManagerFactoryBean.setDataSource((javax.sql.DataSource) dataSource);
entityManagerFactoryBean.setJpaVendorAdapter(new HibernateJpaVendorAdapter());
entityManagerFactoryBean.setPackagesToScan("com.cignex.repo");
Properties jpaProperties = new Properties();
//Configures the used database dialect. This allows Hibernate to create SQL
//that is optimized for the used database.
jpaProperties.put("hibernate.dialect", "org.hibernate.dialect.H2Dialect");
//Specifies the action that is invoked to the database when the Hibernate
//SessionFactory is created or closed.
jpaProperties.put("hibernate.hbm2ddl.auto",
"create-drop"
);
//Configures the naming strategy that is used when Hibernate creates
//new database objects and schema elements
jpaProperties.put("hibernate.ejb.naming_strategy",
"org.hibernate.cfg.ImprovedNamingStrategy"
);
//If the value of this property is true, Hibernate writes all SQL
//statements to the console.
jpaProperties.put("hibernate.show_sql",
"true"
);
//If the value of this property is true, Hibernate will format the SQL
//that is written to the console.
jpaProperties.put("hibernate.format_sql",
"true"
);
entityManagerFactoryBean.setJpaProperties(jpaProperties);
return entityManagerFactoryBean;
}
@Bean
JpaTransactionManager transactionManager(EntityManagerFactory entityManagerFactory) {
JpaTransactionManager transactionManager = new JpaTransactionManager();
transactionManager.setEntityManagerFactory(entityManagerFactory);
return transactionManager;
}
}
customerRepository:
package com.demo.controller;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Repository;
import com.demo.model.*;
@Repository
interface customerRepository extends CrudRepository<Customer, Long> {
}
परियोजना संरचना: 
कोई भी सुझाव जहां मैंने गलती की और इसे कैसे हल किया जाए।
यह मेरा पहला वसंत डेटा प्रैक्टिस प्रोजेक्ट है, अगर मैंने कोड या कॉन्फ़िगरेशन या प्रोजेक्ट स्ट्रक्चर में कोई गलती की है, तो कृपया मुझे अपने मूल्यवान सुझावों के साथ सही करें।
आपकी '@ बीन' विधियां सार्वजनिक होनी चाहिए, आप एनोटेशन और एक्सएमएल आधारित कॉन्फ़िगरेशन क्यों जोड़ रहे हैं? यद्यपि आप इसका मतलब यह नहीं कर सकते कि आपको ... –
आपके पास 'entityManagerFactoryBean.setPackagesToScan (" com.cignex.repo ") है; 'कॉन्फ़िगरेशन में। यह 'entityManagerFactoryBean.setPackagesToScan ("com.demo.model") नहीं होना चाहिए; '? – user2953113
@ एम। डीनियम, मैंने अपनी बीन विधियों को जनता के रूप में बनाने की कोशिश की। मैं अभी भी एक ही मुद्दे का सामना कर रहा हूँ। क्या आप कृपया इस समस्या से मेरी मदद कर सकते हैं – Vinod