dk.heick.caching.persistences.file.utils

Class XmlUtils<T>

java.lang.Object

dk.heick.caching.persistences.file.utils.XmlUtils<T>

Type Parameters:

T - the typed parameters to convert to and from XML

public class XmlUtils<T>
extends Object

Utility class for converting objects into XML and visa versa.

Author:

Frederik Heick

Constructor Summary

Constructors

Constructor and Description
XmlUtils() Constructor.

Method Summary

Modifier and Type	Method and Description
T	readXmlFromFile(File file, Class<T> clazz) Reads and xml file using JAXB.
T	readXmlFromString(String xml, Class<T> clazz) Reads the XML from a string
void	writeXmlToFile(File file, T obj) Writes a JAXB instance object to a file.
String	writeXmlToString(T obj) Writes a JAXB instance object to a String.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XmlUtils

public XmlUtils()

Constructor.

Method Detail

readXmlFromFile

public T readXmlFromFile(File file,
                         Class<T> clazz)
                  throws IOException

Reads and xml file using JAXB.

Parameters:

file - the file to read.

clazz - the JAXBContext class with XMLRootElement.

Returns:

an instance of the object instance of <T>.

Throws:

IOException - if any failure loading or passing the file.

writeXmlToFile

public void writeXmlToFile(File file,
                           T obj)
                    throws IOException

Writes a JAXB instance object to a file.

Parameters:

file - the file to write to.

obj - the object instance of type <T>

Throws:

IOException - if any failure writing the file.

readXmlFromString

public T readXmlFromString(String xml,
                           Class<T> clazz)
                    throws IOException

Reads the XML from a string

Parameters:

xml - the XML string

clazz - the JAXBContext class with XMLRootElement.

Returns:

an instance of type T of the XML.

Throws:

IOException - if any failure reading the String

writeXmlToString

public String writeXmlToString(T obj)
                        throws IOException

Writes a JAXB instance object to a String.

Parameters:

obj - the object instance of type <T>

Returns:

a XML String with data from the obj.

Throws:

IOException - if any failure writing to the String.