GenmodelProjectBasedValidation.java

/*******************************************************************************
 * Copyright (c) 2010-2012, Zoltan Ujhelyi, Istvan Rath and Daniel Varro
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Zoltan Ujhelyi - initial API and implementation
 *******************************************************************************/
package org.eclipse.incquery.tooling.generator.model.ui;

import org.apache.log4j.Logger;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.emf.codegen.ecore.genmodel.GenModel;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.incquery.tooling.core.project.ProjectGenerationHelper;
import org.eclipse.incquery.tooling.generator.model.generatorModel.GeneratorModelReference;
import org.eclipse.incquery.tooling.generator.model.validation.GeneratorModelJavaValidator;
import org.eclipse.xtext.common.types.access.jdt.IJavaProjectProvider;
import org.eclipse.xtext.validation.Check;

import com.google.inject.Inject;

public class GenmodelProjectBasedValidation extends GeneratorModelJavaValidator {

    public static final String GENMODEL_DEPENDENCY = "org.eclipse.incquery.tooling.generator.model.ui."
            + "genmodel_dependency";

    @Inject
    private IJavaProjectProvider projectProvider;
    @Inject
    private Logger logger;

    @Check
    public void checkGenmodelDependencies(GeneratorModelReference ref) {
        Resource res = ref.eResource();
        if (res != null && projectProvider != null) {
            IProject project = projectProvider.getJavaProject(res.getResourceSet()).getProject();
            final GenModel genmodel = ref.getGenmodel();
            if (genmodel != null) {
                checkExistingDependency(ref, project, genmodel);
            }
        }
    }

    private void checkExistingDependency(final GeneratorModelReference ref, IProject project, final GenModel genmodel) {
        String modelPluginID = genmodel.getModelPluginID();
        try {
            if (modelPluginID != null && !modelPluginID.isEmpty()
                    && !ProjectGenerationHelper.checkBundleDependency(project, modelPluginID)) {
                error(String.format(
                        "To refer elements from the Generator Model %s the bundle %s must be added as dependency",
                        genmodel.eResource().getURI().toString(), modelPluginID), ref, null, GENMODEL_DEPENDENCY,
                        modelPluginID);
            }
        } catch (CoreException e) {
            logger.error("Error checking project: ", e);
        }
    }
}