content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * reserved comment block
   * DO NOT REMOVE OR ALTER!
   */
  /*
   * Copyright 2001, 2002,2004 The Apache Software Foundation.
   *
   * 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.
   */
  
  package jaxp.sun.org.apache.xerces.internal.impl.dv.xs;
  
  import jaxp.sun.org.apache.xerces.internal.impl.dv.InvalidDatatypeValueException;
  import jaxp.sun.org.apache.xerces.internal.impl.dv.ValidationContext;
  import jaxp.sun.org.apache.xerces.internal.impl.dv.util.Base64;
  import jaxp.sun.org.apache.xerces.internal.impl.dv.util.ByteListImpl;
  
  /**
   * Represent the schema type "base64Binary"
   *
   * @xerces.internal
   *
   * @author Neeraj Bajaj, Sun Microsystems, inc.
   * @author Sandy Gao, IBM
   *
   * @version $Id: Base64BinaryDV.java,v 1.7 2010-11-01 04:39:46 joehw Exp $
   */
  public class Base64BinaryDV extends TypeValidator {
  
      public short getAllowedFacets(){
          return (XSSimpleTypeDecl.FACET_LENGTH | XSSimpleTypeDecl.FACET_MINLENGTH | XSSimpleTypeDecl.FACET_MAXLENGTH | XSSimpleTypeDecl.FACET_PATTERN | XSSimpleTypeDecl.FACET_ENUMERATION | XSSimpleTypeDecl.FACET_WHITESPACE );
      }
  
      public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException {
          byte[] decoded = Base64.decode(content);
          if (decoded == null)
              throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "base64Binary"});
  
          return new XBase64(decoded);
      }
  
      // length of a binary type is the number of bytes
      public int getDataLength(Object value) {
          return ((XBase64)value).getLength();
      }
  
      /**
       * represent base64 data
       */
      private static final class XBase64 extends ByteListImpl {
  
          public XBase64(byte[] data) {
              super(data);
          }
          public synchronized String toString() {
              if (canonical == null) {
                  canonical = Base64.encode(data);
              }
              return canonical;
          }
  
          public boolean equals(Object obj) {
              if (!(obj instanceof XBase64))
                  return false;
              byte[] odata = ((XBase64)obj).data;
              int len = data.length;
              if (len != odata.length)
                  return false;
              for (int i = 0; i < len; i++) {
                  if (data[i] != odata[i])
                      return false;
              }
              return true;
          }
  
          public int hashCode() {
              int hash = 0;
              for (int i = 0; i < data.length; ++i) {
                  hash = hash * 37 + (((int) data[i]) & 0xff);
              }
              return hash;
          }
      }
  } // class Base64BinaryDV
  