Here's the easiest way to specify the overrides in pom.xml: 1.91.9 mvn -N io.takari:maven:wrapper; This command helps in creating a Maven wrapper for a particular project with the latest available Maven versions. It will automatically update explicitly referenced dependencies. There is no need to run the entire project. Setting the -source and -target of the Java Compiler. The Compiler Plugin can also be configured to provide these options during compilation. Sometimes when you may need to compile a certain project to a different version than what you are currently using. This wikiHow teaches you how to check what version of java you have installed on your Windows computer using Command Prompt. Questions: I wrote a maven code on netbeans that has approximately more than 2000 lines. Tips and Tricks to Use Command. It's the icon with Windows logo. in terminal window command line (Mac) Use any of these options if you are having trouble running applets to confirm that you have a specific Java version. mvn -version tells you what compiler Maven is using, so this answers the question unless your POM specifies override values for the versions to be used..
It will automatically climb up local directories to find the aggregation root. Changing the project version. Click the Windows Start icon. Java Version under Windows Start Menu - Java 7 Update 40 (7u40) and later versions Starting with Java 7 Update 40, you can find the Java version through the Windows Start menu. plugin - maven specify java version command line . The javac can accept such command using -source and -target. mvn org.apache.maven.plugins:maven-help-plugin:3.1.0:evaluate -Dexpression=project.version -q -DforceStdout This will exactly print out the version of your artifact on stdout and nothing else. The most obvious example are command line flags that make internal APIs and Java EE modules available during compilation or for testing, but many other details might change between Java versions as well, dependencies for example. Most Java-version-specific changes will have to be applied in the POM. Also no line feed is printed out. The set goal can be used to update the version of the current module. Maven pl option: This command is used to build specific reactor projects. When I import maven projects, the JRE is set to JRE System Library [J2SE-1.5], So i have compilation issues with java 6 related stuff. Configuring The Build For Java 8 And Java 9.