早上好,我在为研究springboot + angular + jpa所做的项目中遇到了一个错误,这让我在周末感到头疼。
在做服务管理类时,我根据JpaRepository类的扩展类的教程使用它。
而是一个我无法解决的项目错误。
请关注该项目的pom.xml和一些图片,如果有人能帮上忙,谢谢!
<?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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>marco.prova</groupId>
<artifactId>apiweb</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<name>apiweb</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-jpa</artifactId>
<version>2.0.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-jpa</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>在STS中投影图像。
https://uploaddeimagens.com.br/imagens/1-png-6e078f12-f26b-4266-8030-520f0f0fe7d1
https://uploaddeimagens.com.br/imagens/2-png-2224373b-2cec-46dc-b986-e68876ef57db
https://uploaddeimagens.com.br/imagens/3-png-740ac73d-5bd4-4f45-9394-c2717d4a9423
https://uploaddeimagens.com.br/imagens/4-png-9202635e-5a30-4f58-a862-70d3e9034ec6
我等着呢!谢谢!
发布于 2018-03-20 03:58:55
或者,您可以尝试从C:\Users\User.m2文件夹中删除org.springframework.data文件夹并更新Maven项目
发布于 2018-03-20 01:29:23
无法解析类型org.springframework.data.repository.query.QueryByExampleExecutor
。它是从所需的.class文件间接引用的
您需要下载Spring data commons jar并将其保存在类路径中。
或者在POM中添加以下依赖项:
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-commons</artifactId>
<version>2.0.5.RELEASE</version>
</dependency>发布于 2018-03-20 14:05:35
您应该改用spring-boot-starter-data-jpa starter:
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>https://stackoverflow.com/questions/49365639
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