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     */
023    package com.jcoverage.util;
024    
025    public 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    }