info.ronjenkins.maven.rtr.steps.release.RebuildReleaseReactor.java Source code

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Here is the source code for info.ronjenkins.maven.rtr.steps.release.RebuildReleaseReactor.java

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/*
 * Copyright (C) 2016 Ronald Jack Jenkins Jr.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package info.ronjenkins.maven.rtr.steps.release;

import info.ronjenkins.maven.rtr.RTRComponents;
import info.ronjenkins.maven.rtr.exceptions.SmartReactorReleaseException;
import info.ronjenkins.maven.rtr.steps.SmartReactorStep;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.maven.MavenExecutionException;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuilder;
import org.apache.maven.project.ProjectBuildingException;
import org.apache.maven.project.ProjectBuildingResult;
import org.codehaus.plexus.component.annotations.Component;

/**
 * Rebuilds the release reactor to take POM filesystem changes into account.
 *
 * @author Ronald Jack Jenkins Jr.
 */
@Component(role = SmartReactorStep.class, hint = "rebuild-release-reactor")
public class RebuildReleaseReactor extends AbstractSmartReactorReleaseStep {
    @Override
    public String getAnnouncement() {
        return "Reloading POM changes from disk...";
    }

    @Override
    protected List<String> getReleasePhases() {
        throw new UnsupportedOperationException();
    }

    @Override
    protected List<String> getRollbackPhases() {
        throw new UnsupportedOperationException();
    }

    @Override
    protected void releaseExecute(final MavenSession session, final RTRComponents components)
            throws MavenExecutionException {
        final List<MavenProject> reactor = session.getProjects();
        final List<MavenProject> newReactor = new ArrayList<>(reactor.size());
        final ProjectBuilder projectBuilder = components.getProjectBuilder();
        File pomFile;
        ProjectBuildingResult result;
        MavenProject newProject;
        for (final MavenProject project : reactor) {
            pomFile = project.getFile();
            try {
                result = projectBuilder.build(pomFile, session.getProjectBuildingRequest());
            } catch (final ProjectBuildingException e) {
                this.logger.error("");
                throw new SmartReactorReleaseException(e);
            }
            newProject = result.getProject();
            if (project.isExecutionRoot()) {
                newProject.setExecutionRoot(true);
            }
            newReactor.add(newProject);
        }
        // Set the new list of projects, but don't replace the actual list
        // object.
        session.getProjects().clear();
        session.getProjects().addAll(newReactor);
    }
}