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    1   /*
    2    * Copyright 2002,2004 The Apache Software Foundation.
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *      http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  package org.apache.commons.jelly.impl;
    17
    18  import org.apache.commons.jelly.JellyException;
    19  import org.apache.commons.jelly.Tag;
    20
    21  import org.xml.sax.Attributes;
    22
    23  /***
    24   * <p><code>DefaultTagFactory</code> a default implementation of TagFactory
    25   * which creates new instances of a given class.
    26   *
    27   * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
    28   * @version $Revision: 155420 $
    29   */
    30  public class DefaultTagFactory implements TagFactory {
    31
    32      private Class tagClass;
    33
    34      public DefaultTagFactory() {
    35      }
    36
    37      public DefaultTagFactory(Class tagClass) {
    38          this.tagClass = tagClass;
    39      }
    40
    41      // TagFactory interface
    42      //-------------------------------------------------------------------------
    43      public Tag createTag(String name, Attributes attributes) throws JellyException {
    44          try {
    45            return (Tag) tagClass.newInstance();
    46          } catch (InstantiationException e) {
    47              throw new JellyException(e.toString());
    48          } catch (IllegalAccessException e) {
    49              throw new JellyException(e.toString());
    50          }
    51      }
    52
    53
    54      // Properties
    55      //-------------------------------------------------------------------------
    56
    57      /***
    58       * Returns the tagClass.
    59       * @return Class
    60       */
    61      public Class getTagClass() {
    62          return tagClass;
    63      }
    64
    65      /***
    66       * Sets the tagClass.
    67       * @param tagClass The tagClass to set
    68       */
    69      public void setTagClass(Class tagClass) {
    70          this.tagClass = tagClass;
    71      }
    72
    73  }