Mercurial > hg > truffle
view graal/com.oracle.max.base/src/com/sun/max/program/option/PackageOptionType.java @ 3733:e233f5660da4
Added Java files from Maxine project.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sat, 17 Dec 2011 19:59:18 +0100 |
parents | |
children | bc8527f3071c |
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/* * Copyright (c) 2007, 2011, 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. * * 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. */ package com.sun.max.program.option; import static com.sun.max.lang.Classes.*; /** * The {@code PackageOptionType} class. * Created Nov 20, 2007 */ public class PackageOptionType extends Option.Type<String> { public final String superPackage; public PackageOptionType(String superPackage) { super(String.class, "vm-package"); this.superPackage = superPackage; } private Class packageClass(String pkgName) { try { return Class.forName(pkgName + ".Package"); } catch (ClassNotFoundException e) { return null; } } @Override public String parseValue(String string) { final String fullName = superPackage + "." + string; if (string != null && string.length() > 0) { Class pkgClass = packageClass(fullName); if (pkgClass == null) { pkgClass = packageClass(string); } if (pkgClass == null) { throw new Option.Error("Package not found: " + string + " (or " + fullName + ")"); } return getPackageName(pkgClass); } return null; } @Override public String getValueFormat() { return "<package-name>"; } }