I am facing a similar problem and the workaround I used was installing the dependency in local repository.
On Fri, 19 Jun 2020 at 10:30, Etienne Jouvin <[email protected]> wrote: > My parent pom has this as declaration : > > <parent> > <groupId>org.apache.nifi</groupId> > <artifactId>nifi-nar-bundles</artifactId> > <version>1.11.4</version> > </parent> > > When I studied the maven plugin, I found the following in class > org.apache.nifi.extension.definition.extraction.ExtensionClassLoaderFactory.java > private String determineProvidedEntityVersion(final Set<Artifact> > artifacts, final String groupId, final String artifactId) throws > ProjectBuildingException, MojoExecutionException { > getLog().debug("Determining provided entities for " + groupId + > ":" + artifactId); > for (final Artifact artifact : artifacts) { > if (artifact.getGroupId().equals(groupId) && > artifact.getArtifactId().equals(artifactId)) { > return artifact.getVersion(); > } > } > return findProvidedDependencyVersion(artifacts, groupId, > artifactId); > } > In this case, it search artifact in the dependencies. > > If not found, check from provided dependencies (in fact from artifact that > the current artifact depends on, if I well understood) > And the function is : > private String findProvidedDependencyVersion(final Set<Artifact> > artifacts, final String groupId, final String artifactId) { > final ProjectBuildingRequest projectRequest = new > DefaultProjectBuildingRequest(); > projectRequest.setRepositorySession(repoSession); > projectRequest.setSystemProperties(System.getProperties()); > projectRequest.setLocalRepository(localRepo); > for (final Artifact artifact : artifacts) { > final Set<Artifact> artifactDependencies = new HashSet<>(); > try { > final ProjectBuildingResult projectResult = > projectBuilder.build(artifact, projectRequest); > gatherArtifacts(projectResult.getProject(), > artifactDependencies); > getLog().debug("For Artifact " + artifact + ", found the > following dependencies:"); > artifactDependencies.forEach(dep -> > getLog().debug(dep.toString())); > > for (final Artifact dependency : artifactDependencies) { > if (dependency.getGroupId().equals(groupId) && > dependency.getArtifactId().equals(artifactId)) { > getLog().debug("Found version of " + groupId + ":" > + artifactId + " to be " + artifact.getVersion()); > return artifact.getVersion(); > } > } > } catch (final Exception e) { > getLog().warn("Unable to construct Maven Project for " + > artifact + " when attempting to determine the expected version of NiFi > API"); > getLog().debug("Unable to construct Maven Project for " + > artifact + " when attempting to determine the expected version of NiFi > API", e); > } > } > return null; > } > > And again if I well understood the code, it search in artifact to match > the one for specific group and artifact ids, for example nifi-api. > But the version returned is not the one from the found artifact, but from > the source artifact. > > So that's why I explicitly set dependencies in the artifact pom to solve > temporary the difficulty. > > In the PR, I made the following change : > private String findProvidedDependencyVersion(final Set<Artifact> > artifacts, final String groupId, final String artifactId) { > final ProjectBuildingRequest projectRequest = new > DefaultProjectBuildingRequest(); > projectRequest.setRepositorySession(repoSession); > projectRequest.setSystemProperties(System.getProperties()); > projectRequest.setLocalRepository(localRepo); > for (final Artifact artifact : artifacts) { > final Set<Artifact> artifactDependencies = new HashSet<>(); > try { > final ProjectBuildingResult projectResult = > projectBuilder.build(artifact, projectRequest); > gatherArtifacts(projectResult.getProject(), > artifactDependencies); > getLog().debug("For Artifact " + artifact + ", found the > following dependencies:"); > artifactDependencies.forEach(dep -> > getLog().debug(dep.toString())); > > for (final Artifact dependency : artifactDependencies) { > if (dependency.getGroupId().equals(groupId) && > dependency.getArtifactId().equals(artifactId)) { > getLog().debug("Found version of " + groupId + ":" > + artifactId + " to be " + dependency.getVersion()); > return dependency.getVersion(); > } > } > } catch (final Exception e) { > getLog().warn("Unable to construct Maven Project for " + > artifact + " when attempting to determine the expected version of NiFi > API"); > getLog().debug("Unable to construct Maven Project for " + > artifact + " when attempting to determine the expected version of NiFi > API", e); > } > } > return null; > } > > Do not know if this is the correct fix, I will way the pull request review. > > Etienne > > > > Le ven. 19 juin 2020 à 15:19, Bryan Bende <[email protected]> a écrit : > >> If you are not using nifi-nar-bundles as your parent (which is fine), >> then you should be explicitly setting versions for nifi-api and >> nifi-framework-api. >> >> Otherwise how would it know to use 1.11.4 ? >> >> >> On Fri, Jun 19, 2020 at 9:09 AM Etienne Jouvin <[email protected]> >> wrote: >> >>> Ok, will try to just post simple thing. >>> >>> The project has the following : >>> <project xmlns="http://maven.apache.org/POM/4.0.0"; >>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >>> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 >>> https://maven.apache.org/xsd/maven-4.0.0.xsd";> >>> <modelVersion>4.0.0</modelVersion> >>> <parent> >>> <groupId>ch.amexio.nifi.transform</groupId> >>> <artifactId>nifi-transform-nar-bundles</artifactId> >>> <version>0.0.1-SNAPSHOT</version> >>> </parent> >>> >>> <artifactId>nifi-transform-service-api</artifactId> >>> <packaging>jar</packaging> >>> >>> <dependencies> >>> <!-- NiFi dependencies. --> >>> <dependency> >>> <groupId>org.apache.nifi</groupId> >>> <artifactId>nifi-api</artifactId> >>> </dependency> >>> </dependencies> >>> </project> >>> >>> the nar project :: >>> >>> <project xmlns="http://maven.apache.org/POM/4.0.0"; >>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >>> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 >>> https://maven.apache.org/xsd/maven-4.0.0.xsd";> >>> <modelVersion>4.0.0</modelVersion> >>> <parent> >>> <groupId>ch.amexio.nifi.transform</groupId> >>> <artifactId>nifi-transform-nar-bundles</artifactId> >>> <version>0.0.1-SNAPSHOT</version> >>> </parent> >>> >>> <artifactId>nifi-transform-service-api-nar</artifactId> >>> <packaging>nar</packaging> >>> >>> <properties> >>> <maven.javadoc.skip>true</maven.javadoc.skip> >>> <source.skip>true</source.skip> >>> </properties> >>> >>> <dependencies> >>> <!-- Project dependencies. --> >>> <dependency> >>> <groupId>ch.amexio.nifi.transform</groupId> >>> <artifactId>nifi-transform-service-api</artifactId> >>> <version>0.0.1-SNAPSHOT</version> >>> <scope>compile</scope> >>> </dependency> >>> >>> <!-- NiFi dependencies. --> >>> <dependency> >>> <groupId>org.apache.nifi</groupId> >>> <artifactId>nifi-standard-services-api-nar</artifactId> >>> <type>nar</type> >>> </dependency> >>> </dependencies> >>> </project> >>> >>> It was then in failure. >>> What I did, is to change the my parent pom and add the following in >>> dependencies >>> <dependencies> >>> <!-- NiFi dependencies. --> >>> <!-- Required for NAR generation. --> >>> <dependency> >>> <groupId>org.apache.nifi</groupId> >>> <artifactId>nifi-api</artifactId> >>> </dependency> >>> <dependency> >>> <groupId>org.apache.nifi</groupId> >>> <artifactId>nifi-framework-api</artifactId> >>> </dependency> >>> </dependencies> >>> >>> >>> By the way, I submit a Pull Request on nifi-maven >>> https://github.com/apache/nifi-maven/pull/13 >>> With following change : >>> https://github.com/apache/nifi-maven/pull/13/files >>> >>> Etienne >>> >>> >>> >>> Le ven. 19 juin 2020 à 13:52, Mike Thomsen <[email protected]> a >>> écrit : >>> >>>> Without seeing your POM(s), it could be several things. Try posting >>>> your POMs here or as a GitHub gist. >>>> >>>> On Fri, Jun 19, 2020 at 3:36 AM Etienne Jouvin <[email protected]> >>>> wrote: >>>> >>>>> Hello all. >>>>> >>>>> Do not know where to post the message, guide me if I should send to >>>>> another mailing list. >>>>> A simple summary in first step. >>>>> I created a simple project to build a new service. >>>>> I extend the nifi-nar-bundles artifact with version 1.11.4. >>>>> My project version is currently 0.0.1-SNAPSHOT. >>>>> >>>>> During NAR generation, it failed for the documentation with message : >>>>> org.apache.maven.plugin.MojoExecutionException: Failed to create >>>>> Extension Documentation >>>>> Caused by: org.apache.maven.plugin.MojoExecutionException: Could not >>>>> resolve local dependency org.apache.nifi:nifi-api:jar:0.0.1-SNAPSHOT >>>>> >>>>> I am currently looking in source code of nifi-maven project, specially >>>>> class ExtensionClassLoaderFactory. >>>>> >>>>> What I do not understand is why it searches for version 0.0.1-SNAPSHOT >>>>> on nifi-api, and not the version 1.11.4 >>>>> >>>>> Let me know if I should discuss about this in another thread. >>>>> >>>>> Regards >>>>> >>>>> Etienne >>>>> >>>>
