/*

 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * Licensed Materials - Property of IBM

 * RMI-IIOP v1.0

 * Copyright IBM Corp. 1998 1999  All Rights Reserved

 *

 */

package sun.rmi.rmic;

import java.io.File;

import sun.tools.java.Identifier;

/**

 * Util provides static utility methods used by other rmic classes.

 *

 * WARNING: The contents of this source file are not part of any

 * supported API.  Code that depends on them does so at its own risk:

 * they are subject to change or removal without notice.

 *

 * @author Bryan Atsatt

 */

public class Util implements sun.rmi.rmic.Constants {

    /**

     * Return the directory that should be used for output for a given

     * class.

     * @param theClass The fully qualified name of the class.

     * @param rootDir The directory to use as the root of the

     * package hierarchy.  May be null, in which case the current

     * working directory is used as the root.

     */

    public static File getOutputDirectoryFor(Identifier theClass,

                                             File rootDir,

                                             BatchEnvironment env) {

        File outputDir = null;

        String className = theClass.getFlatName().toString().replace('.', SIGC_INNERCLASS);

        String qualifiedClassName = className;

        String packagePath = null;

        String packageName = theClass.getQualifier().toString();

        if (packageName.length() > 0) {

            qualifiedClassName = packageName + "." + className;

            packagePath = packageName.replace('.', File.separatorChar);

        }

        // Do we have a root directory?

        if (rootDir != null) {

            // Yes, do we have a package name?

            if (packagePath != null) {

                // Yes, so use it as the root. Open the directory...

                outputDir = new File(rootDir, packagePath);

                // Make sure the directory exists...

                ensureDirectory(outputDir,env);

            } else {

                // Default package, so use root as output dir...

                outputDir = rootDir;

            }

        } else {

            // No root directory. Get the current working directory...

            String workingDirPath = System.getProperty("user.dir");

            File workingDir = new File(workingDirPath);

            // Do we have a package name?

            if (packagePath == null) {

                // No, so use working directory...

                outputDir = workingDir;

            } else {

                // Yes, so use working directory as the root...

                outputDir = new File(workingDir, packagePath);

                // Make sure the directory exists...

                ensureDirectory(outputDir,env);

            }

        }

        // Finally, return the directory...

        return outputDir;

    }

    private static void ensureDirectory (File dir, BatchEnvironment env) {

        if (!dir.exists()) {

            dir.mkdirs();

            if (!dir.exists()) {

                env.error(0,"rmic.cannot.create.dir",dir.getAbsolutePath());

                throw new InternalError();

            }

        }

    }

}