Examples with MetadataSerializable org.eclipse.tycho.p2.metadata.MetadataSerializable used on opensource projects

Example 1 with MetadataSerializable

use of org.eclipse.tycho.p2.metadata.MetadataSerializable in project tycho by eclipse.

the class RepositoryReferenceTool method addTargetPlatformRepository.

/**
 * Restores the p2 metadata view on the module's build target platform that was calculated
 * during the initial dependency resolution (see
 * org.eclipse.tycho.p2.resolver.P2ResolverImpl.toResolutionResult(...)).
 */
private void addTargetPlatformRepository(RepositoryReferences sources, MavenSession session, MavenProject project) throws MojoExecutionException, MojoFailureException {
    try {
        File repositoryLocation = new File(project.getBuild().getDirectory(), "targetPlatformRepository");
        repositoryLocation.mkdirs();
        FileOutputStream stream = new FileOutputStream(new File(repositoryLocation, "content.xml"));
        try {
            MetadataSerializable serializer = osgiServices.getService(MetadataSerializable.class);
            TargetPlatform targetPlatform = TychoProjectUtils.getTargetPlatform(project);
            DependencyResolver resolver = dependencyResolverLocator.lookupDependencyResolver(project);
            TargetPlatformConfiguration configuration = TychoProjectUtils.getTargetPlatformConfiguration(project);
            DependencyResolverConfiguration resolverConfiguration = configuration.getDependencyResolverConfiguration();
            DependencyArtifacts dependencyArtifacts = resolver.resolveDependencies(session, project, targetPlatform, DefaultReactorProject.adapt(session), resolverConfiguration);
            // this contains dependency-only metadata for 'this' project
            Set<Object> targetPlatformInstallableUnits = new HashSet<>(dependencyArtifacts.getInstallableUnits());
            for (ArtifactDescriptor artifact : dependencyArtifacts.getArtifacts()) {
                ReactorProject otherProject = artifact.getMavenProject();
                if (otherProject == null) {
                    // can't really happen
                    continue;
                }
                File artifactXml = otherProject.getArtifact(RepositoryLayoutHelper.CLASSIFIER_P2_ARTIFACTS);
                if (artifactXml != null && artifactXml.isFile()) {
                    sources.addArtifactRepository(artifactXml.getParentFile());
                }
            }
            serializer.serialize(stream, targetPlatformInstallableUnits);
        } finally {
            stream.close();
        }
        sources.addMetadataRepository(repositoryLocation);
    } catch (IOException e) {
        throw new MojoExecutionException("I/O exception while writing the build target platform to disk", e);
    }
}