001/**
002 * www.jcoverage.com
003 * Copyright (C)2003 jcoverage ltd.
004 *
005 * This file is part of jcoverage.
006 *
007 * jcoverage is free software; you can redistribute it and/or modify
008 * it under the terms of the GNU General Public License as published
009 * by the Free Software Foundation; either version 2 of the License,
010 * or (at your option) any later version.
011 *
012 * jcoverage is distributed in the hope that it will be useful, but
013 * WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * General Public License for more details.
016 *
017 * You should have received a copy of the GNU General Public License
018 * along with jcoverage; if not, write to the Free Software
019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
020 * USA
021 *
022 */
023package com.jcoverage.util;
024
025public class ClassHelper {
026  public static String getPackageName(Class cl) {
027    return getPackageName(cl.getName());
028  }
029
030  public static String getPackageName(String cl) {
031    int lastDot=cl.lastIndexOf('.');
032    if(lastDot==-1) {
033      return "";
034    }
035    return cl.substring(0,lastDot);
036  }
037
038  public static String getBaseName(String cl) {
039    int lastDot=cl.lastIndexOf('.');
040    if(lastDot==-1) {
041      return cl;
042    } else {
043      return cl.substring(lastDot+1);
044    }
045  }
046
047  public static String getBaseName(Class cl) {
048    return getBaseName(cl.getName());
049  }
050
051  public static Class getPrimitiveWrapper(Class cl) {
052    if(cl.isPrimitive()) {
053      if(cl.equals(boolean.class)) {
054        return Boolean.class;
055      } else if(cl.equals(char.class)) {
056        return Character.class;
057      } else if(cl.equals(byte.class)) {
058        return Byte.class;
059      } else if(cl.equals(short.class)) {
060        return Short.class;
061      } else if(cl.equals(int.class)) {
062        return Integer.class;
063      } else if(cl.equals(long.class)) {
064        return Long.class;
065      } else if(cl.equals(float.class)) {
066        return Float.class;
067      } else if(cl.equals(double.class)) {
068        return Double.class;
069      }
070    }
071
072    throw new IllegalArgumentException(cl.getName());
073  }
074}