io.sarl.m2e.MavenProjectSREProviderFactory.java Source code

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Here is the source code for io.sarl.m2e.MavenProjectSREProviderFactory.java

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/*
 * $Id$
 *
 * SARL is an general-purpose agent programming language.
 * More details on http://www.sarl.io
 *
 * Copyright (C) 2014-2017 the original authors or authors.
 *
 * 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 io.sarl.m2e;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.m2e.core.internal.IMavenConstants;
import org.eclipse.m2e.core.internal.MavenPluginActivator;
import org.eclipse.m2e.core.project.IMavenProjectFacade;

import io.sarl.eclipse.SARLEclipseConfig;
import io.sarl.eclipse.runtime.ISREInstall;
import io.sarl.eclipse.runtime.ProjectSREProvider;
import io.sarl.eclipse.runtime.ProjectSREProviderFactory;
import io.sarl.eclipse.runtime.SARLRuntime;
import io.sarl.eclipse.runtime.StandardSREInstall;

/** Factory of project SRE provider for the Maven projects.
 *
 * @author $Author: sgalland$
 * @version $FullVersion$
 * @mavengroupid $GroupId$
 * @mavenartifactid $ArtifactId$
 */
public class MavenProjectSREProviderFactory implements ProjectSREProviderFactory {

    /** Construct the factory.
     */
    public MavenProjectSREProviderFactory() {
        //
    }

    @Override
    public ProjectSREProvider getProjectSREProvider(IProject project) {
        try {
            if (project.hasNature(IMavenConstants.NATURE_ID) && project.hasNature(JavaCore.NATURE_ID)
                    && project.hasNature(SARLEclipseConfig.NATURE_ID)) {
                final IMavenProjectFacade facade = MavenPluginActivator.getDefault().getMavenProjectManager()
                        .getProject(project);
                if (facade == null) {
                    return null;
                }
                final IJavaProject javaProject = JavaCore.create(project);
                final IClasspathEntry[] classpath = javaProject.getResolvedClasspath(true);
                if (classpath == null) {
                    return null;
                }
                for (final IClasspathEntry dep : classpath) {
                    final IPath depPath = dep.getPath();
                    if (SARLRuntime.isPackedSRE(depPath)) {
                        return new MavenProjectSREProvider(
                                facade.getArtifactKey().toString() + ":" + depPath.lastSegment(), //$NON-NLS-1$
                                depPath);
                    }
                }
            }
        } catch (CoreException e) {
            SARLMavenEclipsePlugin.getDefault().log(e);
        }
        return null;
    }

    /** Provider of SRE from a maven project.
     *
     * @author $Author: sgalland$
     * @version $FullVersion$
     * @mavengroupid $GroupId$
     * @mavenartifactid $ArtifactId$
     */
    private static class MavenProjectSREProvider implements ProjectSREProvider {

        private final String id;

        private final IPath artifactFile;

        /**
         * @param id - the identifier of the SRE.
         * @param artifactFile - the file of the artifact.
         */
        MavenProjectSREProvider(String id, IPath artifactFile) {
            this.id = id;
            this.artifactFile = artifactFile;
        }

        @Override
        public boolean hasProjectSpecificSREConfiguration() {
            return true;
        }

        @Override
        public boolean isSystemSREUsed() {
            return false;
        }

        @Override
        public String getSREInstallIdentifier() {
            return this.id;
        }

        @Override
        public ISREInstall getProjectSREInstall() {
            final StandardSREInstall tmpSre = new StandardSREInstall(this.id);
            tmpSre.setJarFile(this.artifactFile);
            return tmpSre;
        }

    }

}