src/groovy/org/codehaus/groovy/grails/plugins/codecs/Base64Codec.groovy

   1 /*
   2  * Copyright 2004-2005 the original author or authors.
   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
  17 package org.codehaus.groovy.grails.plugins.codecs
  18
  19
  20 import org.codehaus.groovy.runtime.DefaultGroovyMethods
  21
  22  /**
  23   * A code that encodes and decodes Objects using Base64 encoding
  24   *
  25   * @author Drew Varner
  26   */
  27 class Base64Codec {
  28     static encode = { theTarget ->
  29        if (theTarget == null) {
  30            return null
  31        } else if (theTarget instanceof byte[] || theTarget instanceof Byte[]) {
  32            return theTarget.encodeBase64()
  33        } else {
  34            return theTarget.toString().getBytes().encodeBase64()
  35        }
  36     }
  37
  38     static decode = { theTarget ->
  39         if (theTarget == null) {
  40             return null
  41         } else {
  42             return DefaultGroovyMethods.decodeBase64(theTarget.toString())
  43         }
  44     }
  45 }