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Java 无法在maven pom.xml文件上添加依赖项_Java_Maven_Dependencies - Fatal编程技术网

Java 无法在maven pom.xml文件上添加依赖项

Java 无法在maven pom.xml文件上添加依赖项,java,maven,dependencies,Java,Maven,Dependencies,那部分在开头标记上有错误,不知道为什么?我需要它来访问httpServlet,我知道要添加依赖项,但它给了我一个开头标记的错误?谢谢你错过了元素所有元素都应该在一个节点内: 您没有将标记包装在单个节点中。为什么文件中有星号?我没有获得“似乎没有定义您自己的groupID部分”的权限。还有代码块。它修复了依赖关系 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSc

那部分在开头标记上有错误,不知道为什么?我需要它来访问httpServlet,我知道要添加依赖项,但它给了我一个开头标记的错误?谢谢你错过了元素所有元素都应该在一个节点内:


您没有将标记包装在单个节点中。

为什么文件中有星号?我没有获得“似乎没有定义您自己的groupID部分”的权限。还有代码块。它修复了依赖关系
<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>com.example.j2eeapp</groupId>
  <artifactId>j2eeapplication</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>war</packaging>
  <name>J2EE Application Example </name>
  **<dependency>
     <groupId>javax.servlet</groupId>
     <artifactId>javax.servlet-api</artifactId>
     <version>3.1.0</version>
</dependency>**
  </project>
<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>com.example.j2eeapp</groupId>
  <artifactId>j2eeapplication</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>war</packaging>
  <name>J2EE Application Example </name>
  **<dependencies>**
     <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.1.0</version>
     </dependency>
  **</dependencies>**
  </project>