/*
 * Copyright (c) 2011+, HL7, Inc
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of HL7 nor the names of its contributors may be used to
 * endorse or promote products derived from this software without specific
 * prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
package org.hl7.fhir.dstu3.model;

import org.apache.commons.codec.binary.Base64;

import ca.uhn.fhir.model.api.annotation.DatatypeDef;
import ca.uhn.fhir.rest.server.Constants;

/**
 * Primitive type "base64Binary" in FHIR: a sequence of bytes represented in base64
 */
@DatatypeDef(name = "base64binary")
public class Base64BinaryType extends PrimitiveType<byte[]> {

  private static final long serialVersionUID = 3L;

  /**
   * Constructor
   */
  public Base64BinaryType() {
    super();
  }

  public Base64BinaryType(byte[] theBytes) {
    super();
    setValue(theBytes);
  }

  public Base64BinaryType(String theValue) {
    super();
    setValueAsString(theValue);
  }

  protected byte[] parse(String theValue) {
    return Base64.decodeBase64(theValue.getBytes(Constants.CHARSET_UTF8));
  }

  protected String encode(byte[] theValue) {
    if (theValue == null) {
      return null;
    }
    return new String(Base64.encodeBase64Chunked(theValue), Constants.CHARSET_UTF8);
  }

  @Override
  public Base64BinaryType copy() {
    return new Base64BinaryType(getValue());
  }

  public String fhirType() {
    return "base64Binary";
  }
}

/*
 * Copyright (c) 2011+, HL7, Inc
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of HL7 nor the names of its contributors may be used to
 * endorse or promote products derived from this software without specific
 * prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
package org.hl7.fhir.dstu3.model;

import org.apache.commons.codec.binary.Base64;

import ca.uhn.fhir.model.api.annotation.DatatypeDef;
import ca.uhn.fhir.rest.server.Constants;

/**
 * Primitive type "base64Binary" in FHIR: a sequence of bytes represented in base64
 */
@DatatypeDef(name = "base64binary")
public class Base64BinaryType extends PrimitiveType<byte[]> {

  private static final long serialVersionUID = 3L;

  /**
   * Constructor
   */
  public Base64BinaryType() {
    super();
  }

  public Base64BinaryType(byte[] theBytes) {
    super();
    setValue(theBytes);
  }

  public Base64BinaryType(String theValue) {
    super();
    setValueAsString(theValue);
  }

  protected byte[] parse(String theValue) {
    return Base64.decodeBase64(theValue.getBytes(Constants.CHARSET_UTF8));
  }

  protected String encode(byte[] theValue) {
    if (theValue == null) {
      return null;
    }
    return new String(Base64.encodeBase64(theValue), Constants.CHARSET_UTF8);
  }

  @Override
  public Base64BinaryType copy() {
    return new Base64BinaryType(getValue());
  }

  public String fhirType() {
    return "base64Binary";
  }
}

Fix test