content: package act.validation;
  
  /*-
   * #%L
   * ACT Framework
   * %%
   * Copyright (C) 2014 - 2017 ActFramework
   * %%
   * 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.
   * #L%
   */
  
  import act.Act;
  
  import javax.validation.ConstraintValidator;
  import javax.validation.ConstraintValidatorContext;
  
  public class PasswordHandler implements ConstraintValidator<Password, char[]> {
  
      private Password.Validator validator;
  
      @Override
      public void initialize(final Password password) {
          final String pattern = password.value();
          if (Password.DEFAULT_PATTERN.equals(pattern)) {
              validator = Act.appConfig().defPasswordValidator();
          } else {
              try {
                  validator = PasswordSpec.parse(pattern);
              } catch (Exception e0) {
                  try {
                      validator = Act.getInstance(pattern);
                  } catch (Exception e1) {
                      throw new IllegalArgumentException("Unknown password spec: " + pattern);
                  }
              }
          }
      }
  
      @Override
      public boolean isValid(char[] password, ConstraintValidatorContext constraintValidatorContext) {
          return validator.isValid(password);
      }
  }
  