/*
    * Copyright 2011 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 1.0 (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.opensource.org/licenses/ecl1.php
    *
   * 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.kuali.rice.krad.web.bind;
  
  import org.kuali.rice.core.api.CoreApiServiceLocator;
  
  import java.beans.PropertyEditor;
  import java.beans.PropertyEditorSupport;
  import java.security.GeneralSecurityException;
  
  /**
   * A property editor 
   * 
   */
  public class UifEncryptionPropertyEditorWrapper extends PropertyEditorSupport {
      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(UifKnsFormatterPropertyEditor.class);
  
  	PropertyEditor propertyEditor;
  
      /**
       * @param formatter
       */
      public UifEncryptionPropertyEditorWrapper(PropertyEditor propertyEditor) {
  	    super();
  	    this.propertyEditor = propertyEditor;
      }
  
  	@Override
  	public String getAsText() {
  		try {
  			if (propertyEditor != null) {
  				return CoreApiServiceLocator.getEncryptionService().encrypt(propertyEditor.getAsText());
  			}
  			return CoreApiServiceLocator.getEncryptionService().encrypt(getValue());
  		} catch (GeneralSecurityException e) {
  			LOG.error("Unable to encrypt value");
              throw new RuntimeException("Unable to encrypt value.");
  		}
  	}
  
  	@Override
  	public void setAsText(String text) throws IllegalArgumentException {
  		try {
  			String value = CoreApiServiceLocator.getEncryptionService().decrypt(text);
  			if (propertyEditor != null) {
  				propertyEditor.setAsText(value);
  			} else {
  				setValue(value);
  			}
  		} catch (GeneralSecurityException e) {
  			LOG.error("Unable to decrypt value: " + text);
              throw new RuntimeException("Unable to decrypt value.");
  		}
  	}
  
  }