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    1   /* Copyright 2004 Acegi Technology Pty Limited
    2    *
    3    * Licensed under the Apache License, Version 2.0 (the "License");
    4    * you may not use this file except in compliance with the License.
    5    * You may obtain a copy of the License at
    6    *
    7    *     http://www.apache.org/licenses/LICENSE-2.0
    8    *
    9    * Unless required by applicable law or agreed to in writing, software
    10   * distributed under the License is distributed on an "AS IS" BASIS,
    11   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12   * See the License for the specific language governing permissions and
    13   * limitations under the License.
    14   */
    15
    16  package org.acegisecurity;
    17
    18  import org.springframework.util.StringUtils;
    19
    20  import java.beans.PropertyEditorSupport;
    21
    22
    23  /***
    24   * A property editor that can create a populated  {@link
    25   * ConfigAttributeDefinition} from a comma separated list of values.
    26   *
    27   * <P>
    28   * Trims preceding and trailing spaces from presented command separated tokens,
    29   * as this can be a source of hard-to-spot configuration issues for end users.
    30   * </p>
    31   *
    32   * @author Ben Alex
    33   * @version $Id: ConfigAttributeEditor.java,v 1.4 2005/11/17 00:55:49 benalex Exp $
    34   */
    35  public class ConfigAttributeEditor extends PropertyEditorSupport {
    36      //~ Methods ================================================================
    37
    38      public void setAsText(String s) throws IllegalArgumentException {
    39          if ((s == null) || "".equals(s)) {
    40              setValue(null);
    41          } else {
    42              String[] tokens = StringUtils.commaDelimitedListToStringArray(s);
    43              ConfigAttributeDefinition configDefinition = new ConfigAttributeDefinition();
    44
    45              for (int i = 0; i < tokens.length; i++) {
    46                  configDefinition.addConfigAttribute(new SecurityConfig(
    47                          tokens[i].trim()));
    48              }
    49
    50              setValue(configDefinition);
    51          }
    52      }
    53  }