utilities.gradle

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2013, Red Hat Inc. or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program 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 distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */

apply plugin: UtilitiesPlugin

class UtilitiesPlugin implements Plugin {
    def void apply(Object project) {
        project.convention.plugins.utilities = new UtilitiesPluginDef()
    }
}

class UtilitiesPluginDef {
    public String determinePackageName(SourceDirectorySet sourceDirectorySet, File javaFile) {
        final javaFileAbsolutePath = javaFile.absolutePath;
        for ( File sourceDirectory : sourceDirectorySet.srcDirs ) {
            final String sourceDirectoryAbsolutePath = sourceDirectory.absolutePath;
            if ( javaFileAbsolutePath.startsWith( sourceDirectoryAbsolutePath ) ) {
                final String javaFileRelativePath = javaFileAbsolutePath.substring(
                        sourceDirectoryAbsolutePath.length() + 1,
                        javaFileAbsolutePath.lastIndexOf( File.separator )
                );
                return javaFileRelativePath.replace( File.separator, "." );
            }
        }
        throw new RuntimeException( "ugh" );
    }
}