Java maven编译器插件:如何告诉它源目录的位置?
我有一个使用Eclipse开发的Java项目。下面是我的Java maven编译器插件:如何告诉它源目录的位置?,java,eclipse,maven,jaxb,xjc,Java,Eclipse,Maven,Jaxb,Xjc,我有一个使用Eclipse开发的Java项目。下面是我的POM.XML文件: <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 https://maven.apache
POM.XML
文件:
<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.mbm</groupId>
<artifactId>properties</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>Properties</name>
<description>Define and process program arguments</description>
<dependencies>
<dependency>
<groupId>org.glassfish.jaxb</groupId>
<artifactId>jaxb-core</artifactId>
<version>2.2.11</version>
</dependency>
</dependencies>
<pluginRepositories>
<pluginRepository>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</releases>
<snapshots>
<enabled>false</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
<id>apache-maven-repository</id>
<name>Apache Maven repository maven2</name>
<url>https://repo.maven.apache.org/maven2</url>
</pluginRepository>
</pluginRepositories>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>jaxb2-maven-plugin</artifactId>
<version>2.2</version>
<executions>
<execution>
<id>xjc</id>
<goals>
<goal>xjc</goal>
</goals>
</execution>
</executions>
<configuration>
<!-- Configuration for version 2.2 -->
<arguments>
<argument>-Xlocator</argument>
</arguments>
<outputDirectory>${basedir}/target/generated-sources/jaxb</outputDirectory>
<packageName>com.mbm.properties.jaxb</packageName>
<sources>
<source>${basedir}/src/main/java/com/mbm/properties/schema/Properties.xsd</source>
</sources>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>sablecc-maven-plugin</artifactId>
<version>2.4-SNAPSHOT</version>
<configuration>
<sourceDirectory>${basedir}/src/main/java/com/mbm/properties/grammar</sourceDirectory>
<outputDirectory>${basedir}/target/generated-sources/sablecc</outputDirectory>
</configuration>
<executions>
<execution>
<goals>
<goal>generate</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
注意源根。第一个:
C:\Users\mbmas\u 000\workspace\Properties\src\main\java
我并不感到惊讶。Maven希望Java源代码位于该目录中是有道理的
后两行确实让我感到惊讶:
C:\Users\mbmas\u 000\workspace\Properties\target\generated sources\sablecc
C:\Users\mbmas\u 000\workspace\Properties\target\generated sources\annotation
我从未在POM中指定这些额外的目录(我甚至不知道如何做,因为inputDirectory
是maven编译器插件接受的一个明显缺失的参数)。Maven怎么知道要包括这些?还有,为什么不呢
C:\Users\mbmas\u 000\workspace\Properties\target\generated sources\jaxb
也包括在内,因为这是jaxb2 maven插件的指定输出目录
如何修改此POM文件以使
C:\Users\mbmas\u 000\workspace\Properties\target\generated sources\jaxb
是否包含在Java编译阶段?您正在使用的特定插件-org.codehaus.mojo:sablecc maven plugin
-碰巧添加了
作为编译源根。这就是为什么maven编译器插件
能够找到它的原因
您可以使用org.codehaus.mojo:build helper maven plugin
添加其他源代码,如中所述:
...
org.codehaus.mojo
构建助手maven插件
3.2.0
添加源
生成源
添加源
一些目录
...
[INFO] Changes detected - recompiling the module!
[DEBUG] Classpath:
[DEBUG] C:\Users\mbmas_000\workspace\Properties\target\classes
[DEBUG] C:\Users\mbmas_000\.m2\repository\org\glassfish\jaxb\jaxb-core\2.2.11\jaxb-core-2.2.11.jar
[DEBUG] C:\Users\mbmas_000\.m2\repository\javax\xml\bind\jaxb-api\2.2.12-b140109.1041\jaxb-api-2.2.12-b140109.1041.jar
[DEBUG] C:\Users\mbmas_000\.m2\repository\org\glassfish\jaxb\txw2\2.2.11\txw2-2.2.11.jar
[DEBUG] C:\Users\mbmas_000\.m2\repository\com\sun\istack\istack-commons-runtime\2.21\istack-commons-runtime-2.21.jar
[DEBUG] Source roots:
[DEBUG] C:\Users\mbmas_000\workspace\Properties\src\main\java
[DEBUG] C:\Users\mbmas_000\workspace\Properties\target\generated-sources\sablecc
[DEBUG] C:\Users\mbmas_000\workspace\Properties\target\generated-sources\annotations
[DEBUG] Command line options:
[DEBUG] -d C:\Users\mbmas_000\workspace\Properties\target\classes -classpath C:\Users\mbmas_000\workspace\Properties\target\classes;C:\Users\mbmas_000\.m2\repository\org\glassfish\jaxb\jaxb-core\2.2.11\jaxb-core-2.2.11.jar;C:\Users\mbmas_000\.m2\repository\javax\xml\bind\jaxb-api\2.2.12-b140109.1041\jaxb-api-2.2.12-b140109.1041.jar;C:\Users\mbmas_000\.m2\repository\org\glassfish\jaxb\txw2\2.2.11\txw2-2.2.11.jar;C:\Users\mbmas_000\.m2\repository\com\sun\istack\istack-commons-runtime\2.21\istack-commons-runtime-2.21.jar; -sourcepath C:\Users\mbmas_000\workspace\Properties\src\main\java;C:\Users\mbmas_000\workspace\Properties\target\generated-sources\sablecc;C:\Users\mbmas_000\workspace\Properties\target\generated-sources\annotations; -s C:\Users\mbmas_000\workspace\Properties\target\generated-sources\annotations -g -nowarn -target 1.8 -source 1.8
<project>
...
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>build-helper-maven-plugin</artifactId>
<version>3.2.0</version>
<executions>
<execution>
<id>add-source</id>
<phase>generate-sources</phase>
<goals>
<goal>add-source</goal>
</goals>
<configuration>
<sources>
<source>some directory</source>
...
</sources>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>