pl.psnc.dl.ege.validator
Class XmlValidatorsProvider

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      pl.psnc.dl.ege.validator.XmlValidatorsProvider

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class XmlValidatorsProvider
extends org.xml.sax.helpers.DefaultHandler

Singleton - prepares available XML validators.
Basic configuration of every XML validator is parsed from 'validators.xml' file - provided with this implementation.

Author:

mariuszs

Field Summary

static java.lang.String	A_FORMAT XML configuration : format attribute
static java.lang.String	A_MIME XML configuration : mimeType attribute
static java.lang.String	A_ROOT XML configuration : root attribute
static java.lang.String	A_SYSTEM_ID XML configuration : systemId attribute
static java.lang.String	A_URL XML configuration : url attribute
static java.lang.String	EGE_EAD Informs provider that it has to use default EAD DTD reference (contained in .jar file most likely)
static java.lang.String	T_DTD XML configuration : dtd attribute
static java.lang.String	T_SCHEME XML configuration : scheme attribute
static java.lang.String	T_VALIDATOR XML configuration : validator element
static java.lang.String	T_VALIDATORS XML configuration : validators element

Method Summary

static XmlValidatorsProvider	getInstance() Provider as singleton - method returns instance.
java.util.List<DataType>	getSupportedDataTypes() Returns supported data types.
XmlValidator	getValidator(DataType dataType) Returns XML validator by selected data type (null if data type is not supported).
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String name, org.xml.sax.Attributes attributes)

Methods inherited from class org.xml.sax.helpers.DefaultHandler

characters, endDocument, endElement, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

T_VALIDATORS

public static final java.lang.String T_VALIDATORS

XML configuration : validators element

See Also:

Constant Field Values

T_VALIDATOR

public static final java.lang.String T_VALIDATOR

XML configuration : validator element

See Also:

Constant Field Values

A_FORMAT

public static final java.lang.String A_FORMAT

XML configuration : format attribute

See Also:

Constant Field Values

A_MIME

public static final java.lang.String A_MIME

XML configuration : mimeType attribute

See Also:

Constant Field Values

T_SCHEME

public static final java.lang.String T_SCHEME

XML configuration : scheme attribute

See Also:

Constant Field Values

T_DTD

public static final java.lang.String T_DTD

XML configuration : dtd attribute

See Also:

Constant Field Values

A_URL

public static final java.lang.String A_URL

XML configuration : url attribute

See Also:

Constant Field Values

A_ROOT

public static final java.lang.String A_ROOT

XML configuration : root attribute

See Also:

Constant Field Values

A_SYSTEM_ID

public static final java.lang.String A_SYSTEM_ID

XML configuration : systemId attribute

See Also:

Constant Field Values

EGE_EAD

public static final java.lang.String EGE_EAD

Informs provider that it has to use default EAD DTD reference (contained in .jar file most likely)

See Also:

Constant Field Values

Method Detail

getInstance

public static XmlValidatorsProvider getInstance()

Provider as singleton - method returns instance.

Returns:

startElement

public void startElement(java.lang.String uri,
                         java.lang.String localName,
                         java.lang.String name,
                         org.xml.sax.Attributes attributes)
                  throws org.xml.sax.SAXException

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class org.xml.sax.helpers.DefaultHandler

Throws:

org.xml.sax.SAXException

getValidator

public XmlValidator getValidator(DataType dataType)

Returns XML validator by selected data type (null if data type is not supported).

Parameters:

dataType -

Returns:

getSupportedDataTypes

public java.util.List<DataType> getSupportedDataTypes()

Returns supported data types.

Returns: