Package org.hibernate.validator.internal.xml

Class AbstractStaxBuilder

java.lang.Object

org.hibernate.validator.internal.xml.AbstractStaxBuilder

public abstract class AbstractStaxBuilder
extends Object

Other Stax xml builders should extend from this one. Provides some common functionality like reading an attribute value or value of a simple tag.

Author:

Marko Bekhta

Constructor Summary

Constructors

Constructor	Description
AbstractStaxBuilder()

Method Summary

Modifier and Type	Method	Description
protected boolean	accept(XMLEvent xmlEvent)	Checks if the given XMLEvent is a StartElement and if the corresponding xml tag can be processed based on a tag name.
protected abstract void	add(XMLEventReader xmlEventReader, XMLEvent xmlEvent)
protected abstract String	getAcceptableQName()
boolean	process(XMLEventReader xmlEventReader, XMLEvent xmlEvent)
protected Optional<String>	readAttribute(StartElement startElement, QName qName)	Reads a value of an attribute of a given element.
protected String	readSingleElement(XMLEventReader xmlEventReader)	Reads a value between a simple tag element.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractStaxBuilder

public AbstractStaxBuilder()

Method Detail

getAcceptableQName

protected abstract String getAcceptableQName()

accept

protected boolean accept(XMLEvent xmlEvent)

Checks if the given XMLEvent is a StartElement and if the corresponding xml tag can be processed based on a tag name.

Parameters:

xmlEvent - an event to check

Returns:

true if corresponding event can be processed by current builder, false otherwise

process

public boolean process(XMLEventReader xmlEventReader,
                       XMLEvent xmlEvent)

add

protected abstract void add(XMLEventReader xmlEventReader,
                            XMLEvent xmlEvent)
                     throws XMLStreamException

Throws:

XMLStreamException

readSingleElement

protected String readSingleElement(XMLEventReader xmlEventReader)
                            throws XMLStreamException

Reads a value between a simple tag element. In case of a <someTag>some-value</someTag> will return some-value as a string.

Parameters:

xmlEventReader - a current XMLEventReader

Returns:

a value of a current xml tag as a string

Throws:

XMLStreamException

readAttribute

protected Optional<String> readAttribute(StartElement startElement,
                                         QName qName)

Reads a value of an attribute of a given element.

Parameters:

startElement - an element to get an attribute from

qName - a QName of an attribute to read

Returns:

a value of an attribute if it is present, Optional.empty() otherwise