[ https://issues.apache.org/jira/browse/MCOMPILER-339?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
David J. M. Karlsen updated MCOMPILER-339: ------------------------------------------ Description: usecase: I have a build which is jdk10 by default, declared via the parent-pom. However, one submodule must be compiled and run with java8. I had hoped to get this working, by setting: {noformat} <properties> <maven.compiler.release>8</maven.compiler.release> <maven.compiler.source>1.8</maven.compiler.source> <maven.compiler.target>1.8</maven.compiler.target> <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion> </properties> {noformat} but it will fail with {noformat} Caused by: java.lang.IllegalArgumentException: invalid flag: --release*11:53:45* at com.sun.tools.javac.api.JavacTool.processOptions (JavacTool.java:206)*11:53:45* at com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:156)*11:53:45* at com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:107)*11:53:45* at com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:64)*11:53:45* at org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess (JavaxToolsCompiler.java:125)*11:53:45* at org.codehaus.plexus.compiler.javac.JavacCompiler.performCompile (JavacCompiler.java:174)*11:53:45* at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute (AbstractCompilerMojo.java:1075)*11:53:45* at org.apache.maven.plugin.compiler.TestCompilerMojo.execute (TestCompilerMojo.java:176)*11:53:45* at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:134)*11:53:45* at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:208)*11:53:45* at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:154)*11:53:45* at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:146)*11:53:45* at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)*11:53:45* at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)*11:53:45* at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)*11:53:45* at java.util.concurrent.FutureTask.run (FutureTask.java:266)*11:53:45* at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)*11:53:45* at java.util.concurrent.FutureTask.run (FutureTask.java:266)*11:53:45* at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)*11:53:45* at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)*11:53:45* at java.lang.Thread.run (Thread.java:748) {noformat} > Skip --release flag if compilerVersion is lower than 1.9 > -------------------------------------------------------- > > Key: MCOMPILER-339 > URL: https://issues.apache.org/jira/browse/MCOMPILER-339 > Project: Maven Compiler Plugin > Issue Type: Improvement > Affects Versions: 3.7.0 > Reporter: David J. M. Karlsen > Priority: Major > > usecase: I have a build which is jdk10 by default, declared via the > parent-pom. > However, one submodule must be compiled and run with java8. I had hoped to > get this working, by setting: > {noformat} > <properties> > <maven.compiler.release>8</maven.compiler.release> > <maven.compiler.source>1.8</maven.compiler.source> > <maven.compiler.target>1.8</maven.compiler.target> > <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion> > </properties> > {noformat} > > but it will fail with > {noformat} > Caused by: java.lang.IllegalArgumentException: invalid flag: > --release*11:53:45* at com.sun.tools.javac.api.JavacTool.processOptions > (JavacTool.java:206)*11:53:45* at > com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:156)*11:53:45* > at com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:107)*11:53:45* > at com.sun.tools.javac.api.JavacTool.getTask (JavacTool.java:64)*11:53:45* > at org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess > (JavaxToolsCompiler.java:125)*11:53:45* at > org.codehaus.plexus.compiler.javac.JavacCompiler.performCompile > (JavacCompiler.java:174)*11:53:45* at > org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute > (AbstractCompilerMojo.java:1075)*11:53:45* at > org.apache.maven.plugin.compiler.TestCompilerMojo.execute > (TestCompilerMojo.java:176)*11:53:45* at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:134)*11:53:45* at > org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:208)*11:53:45* at > org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:154)*11:53:45* at > org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:146)*11:53:45* at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117)*11:53:45* at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call > (MultiThreadedBuilder.java:200)*11:53:45* at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call > (MultiThreadedBuilder.java:196)*11:53:45* at > java.util.concurrent.FutureTask.run (FutureTask.java:266)*11:53:45* at > java.util.concurrent.Executors$RunnableAdapter.call > (Executors.java:511)*11:53:45* at java.util.concurrent.FutureTask.run > (FutureTask.java:266)*11:53:45* at > java.util.concurrent.ThreadPoolExecutor.runWorker > (ThreadPoolExecutor.java:1149)*11:53:45* at > java.util.concurrent.ThreadPoolExecutor$Worker.run > (ThreadPoolExecutor.java:624)*11:53:45* at java.lang.Thread.run > (Thread.java:748) > {noformat} -- This message was sent by Atlassian JIRA (v7.6.3#76005)