org.simpleframework.xml.transform.ByteTransform Maven / Gradle / Ivy
/*
* ByteTransform.java May 2007
*
* Copyright (C) 2007, Niall Gallagher
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
package org.simpleframework.xml.transform;
/**
* The ByteTransform object is used to transform byte
* values to and from string representations, which will be inserted
* in the generated XML document as the value place holder. The
* value must be readable and writable in the same format. Fields
* and methods annotated with the XML attribute annotation will use
* this to persist and retrieve the value to and from the XML source.
*
*
* @Attribute
* private Byte octet;
*
*
* As well as the XML attribute values using transforms, fields and
* methods annotated with the XML element annotation will use this.
* Aside from the obvious difference, the element annotation has an
* advantage over the attribute annotation in that it can maintain
* any references using the CycleStrategy object.
*
* @author Niall Gallagher
*/
class ByteTransform implements Transform {
/**
* This method is used to convert the string value given to an
* appropriate representation. This is used when an object is
* being deserialized from the XML document and the value for
* the string representation is required.
*
* @param value this is the string representation of the value
*
* @return this returns an appropriate instanced to be used
*/
public Byte read(String value) {
return Byte.valueOf(value);
}
/**
* This method is used to convert the provided value into an XML
* usable format. This is used in the serialization process when
* there is a need to convert a field value in to a string so
* that that value can be written as a valid XML entity.
*
* @param value this is the value to be converted to a string
*
* @return this is the string representation of the given value
*/
public String write(Byte value) {
return value.toString();
}
}