maven – IT Nursery

Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved

June 4, 2022 by IT Nursery

org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-resources-plugin:jar:2.5 at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:129) at org.eclipse.m2e.core.internal.project.registry.EclipsePluginDependenciesResolver.resolve(EclipsePluginDependenciesResolver.java:48) at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getPluginDescriptor(DefaultMavenPluginManager.java:142) at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getMojoDescriptor(DefaultMavenPluginManager.java:261) at org.apache.maven.plugin.DefaultBuildPluginManager.getMojoDescriptor(DefaultBuildPluginManager.java:185) at org.apache.maven.lifecycle.internal.DefaultLifecycleExecutionPlanCalculator.setupMojoExecution(DefaultLifecycleExecutionPlanCalculator.java:152) at org.eclipse.m2e.core.internal.embedder.MavenImpl.setupMojoExecution(MavenImpl.java:386) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.setupMojoExecution(ProjectRegistryManager.java:865) at org.eclipse.m2e.core.internal.project.registry.MavenProjectFacade.getMojoExecution(MavenProjectFacade.java:355) at org.eclipse.m2e.core.project.configurator.AbstractCustomizableLifecycleMapping.getBuildParticipants(AbstractCustomizableLifecycleMapping.java:66) at org.eclipse.m2e.core.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:87) at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:414) at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:351) at org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:74) at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54) Caused by: org.sonatype.aether.resolution.ArtifactDescriptorException: Failed … Read more

Skip a submodule during a Maven build

June 3, 2022 by IT Nursery

We have a need to be able to skip a submodule in certain environments. The module in question contains integration tests and takes half an hour to run. So we want to include it when building on the CI server, but when developers build locally (and tests get run), we want to skip that module. … Read more

Maven check for updated dependencies in repository

June 3, 2022 by IT Nursery

Is there a Maven plugin that allows you to check if there are newer versions of dependencies available in the repository? Say, you are using dependency X with version 1.2. Now a new version of X is released with version 1.3. I’d like to know, based on the dependencies used in my project, which dependencies … Read more

What does mvn install in maven exactly do

June 2, 2022 by IT Nursery

I just started using Maven and I was told to do mvn install in a specific directory. What does mvn install do, exactly? I think it looks for pom.xml in the current folder and starts following the instructions specified in that file. Is that correct? 9 Answers 9

Fatal error compiling: invalid target release: 1.8 -> [Help 1]

June 1, 2022 by IT Nursery

Similar problem like one posted on invalid target release: 1.7 but after following the blog my problem is still unresolved. Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project hm_app: Fatal error compiling: invalid target release: 1.8 -> [Help 1] I was following as tutorial when I faced this problem. abt java & mvn C:\mvn>echo %JAVA_HOME% … Read more

Maven “Module” vs “Project” (Eclipse, m2eclipse plugin)

June 1, 2022 by IT Nursery

I’m a beginner at Maven and I’ve played with it from a command line point of view a little, so now I was trying to use it in Eclipse; I installed the m2eclipse plugin to do so. But I’m stumped from the very beginning! Apparently I’ve missed a bit of terminology somewhere along the line. … Read more

maven command line how to point to a specific settings.xml for a single command?

June 1, 2022 by IT Nursery

Is it possible to point to a specific settings file in order to override the default settings.xml being used by maven for a single command? Example: mvn clean install -Dparam # -> pass specific settings file path as param to override default “home/.m2/settings.xml” 2 Answers 2

What is “pom” packaging in maven?

May 31, 2022 by IT Nursery

I was given a maven project to compile and get deployed on a tomcat server. I have never used maven before today, but I have been googling quite a bit. It seems like the top level pom.xml files in this project have the packaging type set as pom. What am I supposed to do after … Read more

Maven project.build.directory

May 31, 2022 by IT Nursery

In Maven, what does the project.build.directory refer to? I am a bit confused, does it reference the source code directory or the target directory in the Maven project? 4 Answers 4

How to refer environment variable in POM.xml?

May 31, 2022 by IT Nursery

I am using maven as build tool. I have set an environment variable called env. How can I get access to this environment variable’s value in the pom.xml file? 6 Answers 6