1 /*
   2  * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package build.tools.logutil;
  27 
  28 public abstract class StringUtil {
  29     /** Take a string containing underscores, and return a string
  30     * with the underscore removed, and all characters exception in lower
  31     * case except the characters after the underscores.
  32     */
  33     public static String toMixedCase( String str )
  34     {
  35         StringBuffer sbuf = new StringBuffer( str.length() ) ;
  36         boolean uppercaseNext = false ;
  37         for (int ctr=0; ctr<str.length(); ctr++) {
  38             char ch = str.charAt( ctr ) ;
  39 
  40             if (ch == '_') {
  41                 uppercaseNext = true ;
  42             } else if (uppercaseNext) {
  43                 sbuf.append( Character.toUpperCase( ch ) ) ;
  44                 uppercaseNext = false ;
  45             } else {
  46                 sbuf.append( Character.toLowerCase( ch ) ) ;
  47             }
  48         }
  49 
  50         return sbuf.toString() ;
  51     }
  52 
  53     public static int countArgs( String str )
  54     {
  55         int result = 0 ;
  56         for( int ctr = 0; ctr<str.length(); ctr++ )
  57             if (str.charAt(ctr) == '{')
  58                 result++ ;
  59 
  60         return result ;
  61     }
  62 }