GraniteBuilderContext.java

/**
 *   GRANITE DATA SERVICES
 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
 *
 *   This file is part of the Granite Data Services Platform.
 *
 *   Granite Data Services is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public
 *   License as published by the Free Software Foundation; either
 *   version 2.1 of the License, or (at your option) any later version.
 *
 *   Granite Data Services is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
 *   General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 *   USA, or see <http://www.gnu.org/licenses/>.
 */

package org.granite.builder;

import java.io.IOException;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.granite.builder.properties.GraniteProperties;
import org.granite.builder.properties.GranitePropertiesLoader;
import org.granite.builder.util.ProjectUtil;

/**
 * @author Franck WOLFF
 */
public class GraniteBuilderContext {

    private final IJavaProject javaProject;
    private GraniteProperties properties = null;

    public GraniteBuilderContext(IProject project) throws CoreException {
        this.javaProject = JavaCore.create(project);
        if (javaProject == null)
            throw new CoreException(ProjectUtil.createErrorStatus("Not a Java Project: " + project, null));
    }

    public IJavaProject getJavaProject() {
        return javaProject;
    }

    public GraniteProperties getProperties() throws CoreException {
    	if (GranitePropertiesLoader.isOutdated(javaProject.getProject(), properties)) {
    		try {
    			properties = GranitePropertiesLoader.load(javaProject.getProject());
    		} catch (IOException e) {
                throw new CoreException(
                	ProjectUtil.createErrorStatus("Could not load Granite properties for: " + javaProject.getProject(),
                	e
                ));
            }
    	}
        return properties;
    }
}