我想使用maven创建一个多层java项目,如下所示:
Maven模块结构:
我创建了一个名为flashcard
的项目,其中包含以下pom配置:
root pom:
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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.flashcard</groupId>
<artifactId>flashcard</artifactId>
<version>1.0</version>
<modules>
<module>BusinessLayer-ServiceModule</module>
<module>CommonLayer</module>
<module>EAR</module>
<module>PresentationLayer-GatewayModule</module>
<module>PresentationLayer-GUIModule</module>
<module>DataAccessLayer-ManagerModule</module>
</modules>
<packaging>pom</packaging>
<name>flashcard</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<project.version.num>1.0.0</project.version.num>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>javax.ejb</groupId>
<artifactId>javax.ejb-api</artifactId>
<version>3.2</version>
</dependency>
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-web-api</artifactId>
<version>7.0</version>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GatewayModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GUIModule</artifactId>
<version>1.0</version>
<type>war</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>BusinessLayer-ServiceModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>DataAccessLayer-ManagerModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>3.2.0</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-ejb-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
</manifest>
</archive>
<ejbVersion>3.2</ejbVersion>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>
EAR pom:
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>EAR</artifactId>
<packaging>ear</packaging>
<name>EAR</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GatewayModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GUIModule</artifactId>
<version>1.0</version>
<type>war</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>BusinessLayer-ServiceModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>DataAccessLayer-ManagerModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-ear-plugin</artifactId>
<configuration>
<defaultLibBundleDir>lib</defaultLibBundleDir>
<modules>
<webModule>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GUIModule</artifactId>
<contextRoot>/myflashcard</contextRoot>
</webModule>
<ejbModule>
<groupId>com.flashcard</groupId>
<artifactId>BusinessLayer-ServiceModule</artifactId>
</ejbModule>
<ejbModule>
<groupId>com.flashcard</groupId>
<artifactId>DataAccessLayer-ManagerModule</artifactId>
</ejbModule>
<jarModule>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
</jarModule>
<ejbModule>
<groupId>com.flashcard</groupId>
<artifactId>PresentationLayer-GatewayModule</artifactId>
</ejbModule>
</modules>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-ejb-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
GUIModule pom:
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>PresentationLayer-GUIModule</artifactId>
<packaging>war</packaging>
<name>PresentationLayer-GUIModule Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>BusinessLayer-ServiceModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<finalName>PresentationLayer-GUIModule</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
GatewayModule pom:
<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">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>PresentationLayer-GatewayModule</artifactId>
<packaging>ejb</packaging>
<name>PresentationLayer-GatewayModule</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>BusinessLayer-ServiceModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-api</artifactId>
<version>7.0</version>
</dependency>
</dependencies>
</project>
ServiceModule pom:
<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">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>BusinessLayer-ServiceModule</artifactId>
<packaging>ejb</packaging>
<name>BusinessLayer-ServiceModule</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>DataAccessLayer-ManagerModule</artifactId>
<version>1.0</version>
<type>ejb</type>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-ejb-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
</manifest>
</archive>
<ejbVersion>3.2</ejbVersion>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>
DataAccessLayer pom:
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>DataAccessLayer-ManagerModule</artifactId>
<packaging>ejb</packaging>
<name>DataAccessLayer-ManagerModule</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.flashcard</groupId>
<artifactId>CommonLayer</artifactId>
<version>1.0</version>
<type>jar</type>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-ejb-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
</manifest>
</archive>
<ejbVersion>3.2</ejbVersion>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>
CommonLayer pom:
<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">
<parent>
<artifactId>flashcard</artifactId>
<groupId>com.flashcard</groupId>
<version>1.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>CommonLayer</artifactId>
<packaging>jar</packaging>
<name>CommonLayer</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-api</artifactId>
<version>7.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.2.4</version>
</dependency>
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcprov-jdk15on</artifactId>
<version>1.54</version>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>2.7</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.0.2</version>
</dependency>
</dependencies>
</project>
这些文件导致创建一个包含所有其他模块的ear文件,并在jboss application server eap-7.1
中成功部署,但是此地址找不到Web服务:
的 http://localhost:8080/myflashcard/getflashcard
RESTful网络服务:
package com.flashcard;
import com.google.gson.Gson;
import org.json.JSONObject;
import javax.ejb.Stateless;
import javax.interceptor.Interceptors;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
@Stateless
@Path("/getflashcard")
public class GetFlashcard {
@Interceptors(Validator.class)
@GET
@Produces(MediaType.APPLICATION_JSON)
public String getFlashcard() {
String jsonString = new JSONObject().put("ip", "192.167.1.15").toString();
return jsonString;
}
}
application.xml中:
<?xml version="1.0" encoding="UTF-8"?>
<application xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/application_7.xsd" version="7">
<display-name>EAR</display-name>
<module>
<ejb>com.flashcard-PresentationLayer-GatewayModule-1.0.jar</ejb>
</module>
<module>
<web>
<web-uri>com.flashcard-PresentationLayer-GUIModule-1.0.war</web-uri>
<context-root>/PresentationLayer-GUIModule</context-root>
</web>
</module>
<module>
<ejb>com.flashcard-BusinessLayer-ServiceModule-1.0.jar</ejb>
</module>
<module>
<ejb>com.flashcard-DataAccessLayer-ManagerModule-1.0.jar</ejb>
</module>
<library-directory>lib</library-directory>
</application>
答案 0 :(得分:0)
GatewayModule是一个ejb模块,但对于Web服务,该模块必须是一个Web模块。将其更改为Web模块并重试,但要注意应用程序上下文,因为在这种情况下,您将有2个上下文:一个用于gui,一个用于网关。