[英]Why can't Maven build resolve Spring @Bean @Configuration etc annotations?
我正在嘗試將Spring MVC項目移至3.2.4。
當我嘗試像以前一樣使用Maven在IntelliJ中運行該應用程序時,由於無法從Spring找到一系列注釋類而出現錯誤。
@Bean
@Configuration
@ComponentScan
@PropertySource
都因無法解決類錯誤消息而失敗。
其他注釋也可以,這使我認為這是一個依賴項,因為Spring版本是我的項目代碼庫的主要更改。
Spring 3.2.4是否更改了這些注釋在包裝中的位置?
我當前的pom(為簡潔起見,刪除了一些位):
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
<!-- SNIP project naming etc, nothing changed from before moving to 3.2.4 -->
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.7</java.version>
<spring.version>3.2.4.RELEASE</spring.version><!-- 3.2.4 -->
<spring.security.version>3.2.0.RC1</spring.security.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-config</artifactId>
<version>${spring.security.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-web</artifactId>
<version>${spring.security.version}</version>
</dependency>
<dependency><!-- needed for freemarker FreeMarkerConfigurer stuff -->
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
<type>jar</type>
</dependency>
<!-- LOGGING -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>3.0.0.RELEASE</version>
<scope>runtime</scope>
<exclusions>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>1.5.8</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.5.8</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.5.8</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.14</version>
<scope>runtime</scope>
</dependency>
<!-- Servlet Spec -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.0.1</version>
<scope>provided</scope>
</dependency>
<!-- view -->
<!-- SNIP sitemesh/freemarker/jsp etc -->
<!-- DB access -->
<!-- SNIP hibernate stuff, sql dialect/driver-->
<!-- Test -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.7</version>
<scope>test</scope>
</dependency>
</dependencies>
<repositories>
<repository>
<id>bonecp-repo</id>
<name>BoneCP Repository</name>
<url>http://jolbox.com/bonecp/downloads/maven</url>
</repository>
<!--<repository>-->
<!--<id>springsource-milestones</id>-->
<!--<name>SpringSource Milestones Proxy</name>-->
<!--<url>https://oss.sonatype.org/content/repositories/springsource-milestones-->
<!--</url>-->
<!--</repository>-->
<!--<repository>-->
<!--<id>jboss-public-repository-group</id>-->
<!--<name>JBoss Public Repository Group</name>-->
<!--<url>http://repository.jboss.org/nexus/content/groups/public</url>-->
<!--</repository>-->
</repositories>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.0.2</version>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.3</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.tomcat.maven</groupId>
<artifactId>tomcat7-maven-plugin</artifactId>
<version>2.0</version>
<configuration>
<path>/yhj</path>
</configuration>
</plugin>
</plugins>
</build>
您的POM中存在org.springframework:spring-context
重復的依賴關系,可能導致類路徑沖突。 第一個是使用3.2.4.RELEASE
版本的編譯依賴性,第二個是使用3.0.0.RELEASE
版本的運行時依賴性。
我建議您刪除第二個,因為它是不必要的,應該被第一個取代。
Spring不會出什么問題。 要進行調試,請將帶注釋的類復制到.war項目中並在其中運行。 很多事情可能接線錯誤,但是彈簧只會說不滿意的自動接線。 它應該是開箱即用的,因此無法正確完成某些工作。 未設置屬性,未滿足依賴項等。將其復制到項目中后,可以簡化問題,使其在該位置工作后,將其移回類,即可正常工作!
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