Eclipse + Maven: force Execution Environment "JavaSE-1.6" instead of fixed JDK
I'm using Eclipse as IDE and Maven outside of it to keep all dependencies up to date and update the Eclipse-project as such. In Eclipse I usually specify the JRE system library as an execution environment for any Java-project, usually "JavaSE-1.6".
In the pom.xml I use the following lines:
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-eclipse-plugin</artifactId>
<version>2.8</version>
<configuration>
<projectNameTemplate>[groupId].[artifactId]</projectNameTemplate>
<downloadJavadocs>true</downloadJavadocs>
<wtpversion>2.0</wtpversion>
</configuration>
</plugin>
This seems to let Maven pick a JDK matching 1.6. It assigns its system libraries to the classpath of the project. However, it uses jdk1.6.20 directly rather than JavaSE-1.6.
Is there a way to make Maven use JavaSE-1.6 instead?
EDIT: Here's the batch file that I use to run Maven:
SET JAVA_HOME=C:\Programme\java\jdk1.6.0_20
SET MAVEN_HOME=C:\Programme\apache-maven-2.2.1
SET MAVEN_OPTS=-Xmx512m -XX:MaxPermSize=128m
SET PATH=%JAVA_HOME%\bin;%MAVEN_HOME%\bin;%PATH%
SET EXTRA_MVN_OPTS=-Dmaven.test.skip=true
CD /D "%~dp0"
cmd /c mvn %EXTRA_MVN_OPTS% eclipse:clean eclipse:eclipse
cmd /c mvn %EXTRA_MVN_O开发者_如何学编程PTS% clean install
You can do it by setting a classpath container.
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-eclipse-plugin</artifactId>
<version>2.8</version>
<configuration>
<classpathContainers>
<classpathContainer>
org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6
</classpathContainer>
</classpathContainers>
</configuration>
</plugin>
Reference:
eclipse:eclipse
Mojo > classpathContainers
Go into Window > Preferences > Java > Installed JREs > Execution Environments
Select JavaSE-1.6, click the checkbox on the right that should indicate "perfect match"
then use "update project configuration" from the maven menu.
Since you are using maven
and eclipse
, perhaps you should use M2Eclipse plugin. The maven project (built by maven by setting JAVA_HOME=C:\Program Files\Java\jdk1.6.0_23
) imported in Eclipse, shows up with JRE System Library
as JavaSE-1.6
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