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Questions tagged [maven-toolchains-plugin]

For the maven-toolchains plugin.

36 questions
298
votes
29 answers

How to set specific Java version to Maven?

On my machine I have two Java versions installed: (1.6 and 1.7 installed manually by me). I need both of them for different projects. But for Maven I need 1.7, but my Maven uses the 1.6 Java version. How can I set Maven to use 1.7?
andPat
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34
votes
3 answers

Compile Maven Module with Different Java Version

My maven project has a few modules: server, web, etc. I would like to build all but my server module on Java 6. For the server module, I'd like to compile it with Java 7. Here's my pom.xml below, but I think that if I modify it to 1.7, then all of…
Kevin Meredith
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20
votes
1 answer

Maven build error after setting toolchain right

I have Java version 1.8.111 installed and the initial error message after running mvn3 install was as below. [ERROR] Failed to execute goal org.apache.maven.plugins:maven-toolchains-plugin:1.1:toolchain (default) on project myfile: Cannot find…
haeminish
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9
votes
2 answers

maven with JDK11: javac: invalid flag: --release

I'm trying to set up a simple maven project with java 11. As I want to keep JAVA_HOME to be version 8, I'm using maven-toolchains-plugin to make maven use jdk11 for this project. While maven successfully finds a matching toolchain for jdk-11.0.1, I…
Hengrui Jiang
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8
votes
1 answer

How to configure toolchains plugin in m2e / Installed maven in Eclipse

Currently i am using maven(Apache Maven 3.3.9) & Java(Java version: 1.8.0_91) installed in my windows machine. I have a java application which was developed using Java Version 1.6.0_31. Since Apache maven(3.3.9) is not directly compatible with the…
Aravind
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7
votes
3 answers

Plugin execution not covered by lifecycle configuration: org.apache.maven.plugins:maven-toolchains-plugin:1.1:toolchain

I am using m2e to build a java project. I need to use JAVA VERSION 1.6 . So i am trying to configure toolchains plugin to achieve it. by referring the below link. https://maven.apache.org/guides/mini/guide-using-toolchains.html But in eclipse it is…
Aravind
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7
votes
3 answers

Maven project dependency against JDK version

I have projects that need to be build with a specific version of the JDK. The problem isn't in the source and target parameters but in the jars of the runtime used during compilation. In some cases I get a compilation error if I try to compile with…
Andrea Polci
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6
votes
2 answers

JENKINS: ERROR when I try to use an older JDK for a specific maven project

I am using the Jenkins version 2.73-1.1 on a CentOS Linux release 7.3.1611 server. There are 3 different versions of JDK on the server: [root @ jenkins java] # ll total 12 lrwxrwxrwx. 1 root root 16 27 Apr 16.25 default -> / usr / java /…
Martino Georgi Konstantnovich
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5
votes
1 answer

Maven toolchains.xml location under Jenkins

I'm finding it difficult to use Maven toolchains together with Jenkins. I need to specify that tests should be run with a 32-bit JVM, and doing this in by placing a suitable JDK definition in $HOME/.m2/toolchains.xml works when I am running locally…
JesperE
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4
votes
0 answers

How do I compile multi module Maven project where modules have different Java versions? Possibly using Jenv?

Suppose I have a multi-module Maven project, with two modules: foo; requires Java 1.8 to compile bar; requires Java 11 to compile I'd like to be able to build these by running mvn clean install from the parent directory and have them compile using…
Mark
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4
votes
1 answer

Determine JDK home from Maven toolchain

I have a Maven build configured to use maven-toolchains-plugin, with ~/.m2/toolchains.xml simply configured for multiple JDKs: jdk …
stan
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4
votes
1 answer

Maven antrun plugin run with JDK specified with toolchains plugin

Is there any way to make maven run ant with a JDK that is defined using maven toolchains plugin? Why? I'm testing if I can convert a legacy ant based project to maven based project. Seems parts of it are next to impossible to do with maven so I need…
Bjarne Boström
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3
votes
1 answer

Kotlin + Java 9 modules (Java 11 in use) + maven

I've created a simple project with Java and Kotlin code, and I'm trying to compile it as Java 9 module. Here is my pom.xml:
Nickolay-Maryan Sokolovksy
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3
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2 answers

Maven toolchain not getting triggered in build

I'm using the latest maven 3.3.9 which enforces java 8, and trying to compile a project in java 7 using a java 7 maven toolchain. As per: The maven guide I've put in the maven toolchain plugin to try and tell it to use java 7 to compile the app. …
Pete
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2
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1 answer

UnsupportedClassVersionError from maven-pmd-plugin for java 11 project

We are migrating our java 8 projects to java 11. JAVA_HOME still points to java 8 but the first project to be migrated compiles in java 11 and the unit tests run just fine. The maven-compiler-plugin and the toolchain are defined as in this…
Ivana
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