| /************************************************************************ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.odftoolkit.odfdom.type; |
| |
| import org.apache.xerces.impl.dv.util.Base64; |
| |
| /** |
| * This class represents the in OpenDocument format used data type {@odf.datatype base64Binary} |
| */ |
| public class Base64Binary implements OdfDataType { |
| |
| private byte[] mByteList; |
| |
| /** |
| * Construct an newly Base64Binary object that represents the specified |
| * byte[] value |
| * |
| * @param bytes |
| * the value to be represented by the Base64Binary Object |
| * @throws NumberFormatException If the parameter is not a valid Base64Binary. |
| * |
| */ |
| public Base64Binary(byte[] bytes) throws NumberFormatException { |
| if (bytes == null) { |
| throw new NumberFormatException("parameter can not be null for Base64Binary"); |
| } |
| |
| // validate 'base64Binary' type which is defined in W3C schema |
| // http://www.w3.org/TR/xmlschema-2/#base64Binary |
| if (!W3CSchemaType.isValid("base64Binary", Base64.encode(bytes))) { |
| throw new NumberFormatException("parameter is invalid for datatype base64Binary"); |
| } |
| mByteList = bytes; |
| } |
| |
| /** |
| * Returns a String Object representing this Base64Binary's value |
| * |
| * @return return a string representation of the value of this Base64Binary |
| * object |
| */ |
| @Override |
| public String toString() { |
| return Base64.encode(mByteList); |
| } |
| |
| /** |
| * Returns a Base64Binary instance representing the specified String value |
| * |
| * @param stringValue |
| * a String value |
| * @return return a Base64Binary instance representing stringValue |
| * @throws NumberFormatException If the parameter is not a valid Base64Binary. |
| */ |
| public static Base64Binary valueOf(String stringValue) |
| throws NumberFormatException { |
| if (stringValue == null) { |
| throw new NumberFormatException( |
| "parameter can not be null for Base64Binary"); |
| } |
| return new Base64Binary(Base64.decode(stringValue)); |
| } |
| |
| /** |
| * get byte[] from Base64Binary |
| * |
| * @return byte[] returned from this Base64Binary instance |
| */ |
| public byte[] getBytes() { |
| return mByteList; |
| } |
| |
| /** |
| * check if the specified String is a valid {@odf.datatype base64Binary} data type |
| * |
| * @param stringValue |
| * the value to be tested |
| * @return true if the value of argument is valid for {@odf.datatype base64Binary} data type |
| * false otherwise |
| */ |
| public static boolean isValid(String stringValue) { |
| if (stringValue == null) { |
| return false; |
| } else { |
| return W3CSchemaType.isValid("base64Binary", stringValue); |
| } |
| } |
| } |