/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  package org.apache.myfaces.tobago.util;
  
  import org.apache.myfaces.tobago.internal.util.Deprecation;
  import org.apache.myfaces.tobago.renderkit.LabelWithAccessKey;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Locale;
  import java.util.StringTokenizer;
  
  /**
   * @deprecated Please use VariableResolverUtils
   */
  public class StringUtils {
  
    private StringUtils() {
    }
  
    /**
     * @deprecated Use commons-lang StringUtils.capitalize() instead.
     */
    @Deprecated
    public static String firstToUpperCase(String string) {
      if (Deprecation.LOG.isWarnEnabled()) {
        Deprecation.LOG.warn("use commons-lang please");
      }
      if (string == null) {
        return null;
      }
      switch (string.length()) {
        case 0:
          return string;
        case 1:
          return string.toUpperCase(Locale.ENGLISH);
        default:
          return string.substring(0, 1).toUpperCase(Locale.ENGLISH) + string.substring(1);
      }
    }
  
    public static List<Integer> parseIntegerList(String integerList)
        throws NumberFormatException {
      List<Integer> list = new ArrayList<Integer>();
  
      StringTokenizer tokenizer = new StringTokenizer(integerList, ", ");
      while (tokenizer.hasMoreElements()) {
        String token = tokenizer.nextToken().trim();
        if (token.length() > 0) {
          list.add(new Integer(token));
        }
      }
  
      return list;
    }
  
    public static <T> String toString(List<T> list) {
      StringBuilder buffer = new StringBuilder(",");
      for (T t : list) {
        buffer.append(t);
        buffer.append(",");
      }
      return buffer.toString();
    }
  
    @Deprecated
    public static String escapeAccessKeyIndicator(String label) {
      if (Deprecation.LOG.isWarnEnabled()) {
        Deprecation.LOG.warn(label);
      }
      return org.apache.commons.lang.StringUtils.replace(label,
          String.valueOf(LabelWithAccessKey.INDICATOR), LabelWithAccessKey.ESCAPED_INDICATOR);
    }
  
  }