gt:                 throw new ConversionException(e);
context: /*
   * Copyright 2001-2004 The Apache Software Foundation.
   * 
   * Licensed 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 com.usemon.lib.org.apache.commons.beanutils.locale;
  
  
  import com.usemon.lib.org.apache.commons.beanutils.ConversionException;
  import com.usemon.lib.org.apache.commons.beanutils.locale.converters.DateLocaleConverter;
  import com.usemon.lib.org.apache.commons.logging.Log;
  import com.usemon.lib.org.apache.commons.logging.LogFactory;
  
  import java.text.ParseException;
  import java.util.Locale;
  
  
  /**
   * <p>The base class for all standart type locale-sensitive converters.
   * It has {@link LocaleConverter} and {@link com.usemon.lib.org.apache.commons.beanutils.Converter} implementations,
   * that convert an incoming locale-sensitive Object into an object of correspond type,
   * optionally using a default value or throwing a {@link ConversionException}
   * if a conversion error occurs.</p>
   *
   * @author Yauheny Mikulski
   */
  
  public abstract class BaseLocaleConverter implements LocaleConverter {
  
      // ----------------------------------------------------- Instance Variables
  
      /** All logging goes through this logger */
      private static Log log = LogFactory.getLog(BaseLocaleConverter.class);
  
      /** The default value specified to our Constructor, if any. */
      private Object defaultValue = null;
  
      /** Should we return the default value on conversion errors? */
      protected boolean useDefault = false;
  
      /** The locale specified to our Constructor, by default - system locale. */
      protected Locale locale = Locale.getDefault();
  
      /** The default pattern specified to our Constructor, if any. */
      protected String pattern = null;
  
      /** The flag indicating whether the given pattern string is localized or not. */
      protected boolean locPattern = false;
  
      // ----------------------------------------------------------- Constructors
  
      /**
       * Create a {@link LocaleConverter} that will throw a {@link ConversionException}
       * if a conversion error occurs.
       * An unlocalized pattern is used for the convertion.
       *
       * @param locale        The locale
       * @param pattern       The convertion pattern
       */
      protected BaseLocaleConverter(Locale locale, String pattern) {
  
          this(null, locale, pattern, false, false);
      }
  
      /**
       * Create a {@link LocaleConverter} that will throw a {@link ConversionException}
       * if a conversion error occurs.
       *
       * @param locale        The locale
       * @param pattern       The convertion pattern
       * @param locPattern    Indicate whether the pattern is localized or not
       */
      protected BaseLocaleConverter(Locale locale, String pattern, boolean locPattern) {
  
          this(null, locale, pattern, false, locPattern);
      }
  
      /**
       * Create a {@link LocaleConverter} that will return the specified default value
       * if a conversion error occurs.
       * An unlocalized pattern is used for the convertion.
       *
       * @param defaultValue  The default value to be returned
       * @param locale        The locale
       * @param pattern       The convertion pattern
       */
      protected BaseLocaleConverter(Object defaultValue, Locale locale, String pattern) {
  
          this(defaultValue, locale, pattern, false);
      }
  
      /**
       * Create a {@link LocaleConverter} that will return the specified default value
       * if a conversion error occurs.
       *
       * @param defaultValue  The default value to be returned
       * @param locale        The locale
       * @param pattern       The convertion pattern
       * @param locPattern    Indicate whether the pattern is localized or not
       */
      protected BaseLocaleConverter(Object defaultValue, Locale locale, String pattern, boolean locPattern) {
  
          this(defaultValue, locale, pattern, true, locPattern);
      }
  
      /**
       * Create a {@link LocaleConverter} that will return the specified default value
       * or throw a {@link ConversionException} if a conversion error occurs.
       *
       * @param defaultValue  The default value to be returned
       * @param locale        The locale
       * @param pattern       The convertion pattern
       * @param useDefault    Indicate whether the default value is used or not
       * @param locPattern    Indicate whether the pattern is localized or not
       */
      private BaseLocaleConverter(Object defaultValue, Locale locale,
                                  String pattern, boolean useDefault, boolean locPattern) {
  
          if (useDefault) {
              this.defaultValue = defaultValue;
              this.useDefault = true;
          }
  
          if (locale != null) {
              this.locale = locale;
          }
  
          this.pattern = pattern;
          this.locPattern = locPattern;
      }
  
      // --------------------------------------------------------- Methods
  
      /**
       * Convert the specified locale-sensitive input object into an output object of the
       * specified type.
       *
       * @param value The input object to be converted
       * @param pattern The pattern is used for the convertion
       *
       * @exception ConversionException if conversion cannot be performed
       *  successfully
       */
  
      abstract protected Object parse(Object value, String pattern) throws ParseException;
  
  
      /**
       * Convert the specified locale-sensitive input object into an output object.
       * The default pattern is used for the convertion.
       *
       * @param value The input object to be converted
       *
       * @exception ConversionException if conversion cannot be performed
       *  successfully
       */
      public Object convert(Object value) {
          return convert(value, null);
      }
  
      /**
       * Convert the specified locale-sensitive input object into an output object.
       *
       * @param value The input object to be converted
       * @param pattern The pattern is used for the convertion
       *
       * @exception ConversionException if conversion cannot be performed
       *  successfully
       */
      public Object convert(Object value, String pattern) {
          return convert(null, value, pattern);
      }
  
      /**
       * Convert the specified locale-sensitive input object into an output object of the
       * specified type. The default pattern is used for the convertion.
       *
       * @param type Data type to which this value should be converted
       * @param value The input object to be converted
       *
       * @exception ConversionException if conversion cannot be performed
       *  successfully
       */
      public Object convert(Class type, Object value) {
          return convert(type, value, null);
      }
  
      /**
       * Convert the specified locale-sensitive input object into an output object of the
       * specified type.
       *
       * @param type Data type to which this value should be converted
       * @param value The input object to be converted
       * @param pattern The pattern is used for the convertion
       *
       * @exception ConversionException if conversion cannot be performed
       *  successfully
       */
      public Object convert(Class type, Object value, String pattern) {
          if (value == null) {
              if (useDefault) {
                  return (defaultValue);
              } else {
                  // symmetric beanutils function allows null
                  // so do not: throw new ConversionException("No value specified");
                  log.debug("Null value specified for conversion, returing null");
                  return null;
              }
          }
  
          try {
              if (pattern != null) {
                  return parse(value, pattern);
              } else {
                  return parse(value, this.pattern);
              }
          } catch (Exception e) {
              if (useDefault) {
                  return (defaultValue);
              } else {
  