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oracle.stellent.ridc.common.xml
Class XMLHelper

java.lang.Object
oracle.stellent.ridc.common.xml.XMLHelper

public class XMLHelper

extends Object

XML Helper methods for working with DOM structures

Field Summary

protected static String	AMP_REF
protected static String	APOS_REF
protected static String	CHAR_REF_START
protected static String	GT_REF
protected static String	LT_REF
protected static String	QUOT_REF

Constructor Summary

XMLHelper()

Method Summary

static Transformer	createPrettyPrintTransformer() Create a transformer class with the pretty print flags
static String	encodeXml(String text) Encode the string for XML.
static int	getAttributeAsInt(Element element, String name, int defaultValue) Retrieve the attribute value as an integer
static long	getAttributeAsLong(Element element, String name, long defaultValue) Retrieve the attribute value as a long
static Map<String,String>	getAttributes(Element element) Retrieve the attributes from the given element as a mapping of String name to String value
static Document	parseXML(InputSource xmlSource, boolean validating, boolean namespaceAware) Parse xml from InputSource.
static Document	parseXML(InputStream xmlStream, boolean validating, boolean namespaceAware) Parse xml from the inputstream.
static Document	parseXML(Reader xmlReader, boolean validating, boolean namespaceAware) Parse xml from the Reader.
static void	serialize(Node rootNode, OutputStream out) Pretty prints the XML to the specified output stream
static void	serialize(Node rootNode, Writer out) Pretty prints the XML to the specified output stream
static String	toString(Node rootNode) Pretty prints the XML and returns it as a stream

Methods inherited from class java.lang.Object

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

Field Detail

AMP_REF

protected static final String AMP_REF

See Also:

Constant Field Values

APOS_REF

protected static final String APOS_REF

See Also:

Constant Field Values

GT_REF

protected static final String GT_REF

See Also:

Constant Field Values

LT_REF

protected static final String LT_REF

See Also:

Constant Field Values

QUOT_REF

protected static final String QUOT_REF

See Also:

Constant Field Values

CHAR_REF_START

protected static final String CHAR_REF_START

See Also:

Constant Field Values

Constructor Detail

XMLHelper

public XMLHelper()

Method Detail

getAttributes

public static Map<String,String> getAttributes(Element element)

Retrieve the attributes from the given element as a mapping of String name to String value

Parameters:

element - the element

Returns:

a map of attribute name to attribute value

getAttributeAsInt

public static int getAttributeAsInt(Element element,
                                    String name,
                                    int defaultValue)

Retrieve the attribute value as an integer

Parameters:

element - the element

name - the attribute name

defaultValue - the default value

Returns:

the attribute value or the default if the attribute could not be read or converted to an integer

getAttributeAsLong

public static long getAttributeAsLong(Element element,
                                      String name,
                                      long defaultValue)

Retrieve the attribute value as a long

Parameters:

element - the element

name - the attribute name

defaultValue - the default value

Returns:

the attribute value or the default if the attribute could not be read or converted to a long

toString

public static String toString(Node rootNode)
                       throws TransformerException

Pretty prints the XML and returns it as a stream

Parameters:

rootNode - the root node of the XML document to display

Returns:

the XML display

Throws:

TransformerException

encodeXml

public static String encodeXml(String text)

Encode the string for XML. This will escape any reserved characters.

Parameters:

text - the unencoded text

Returns:

XML-encoded text

parseXML

public static Document parseXML(InputStream xmlStream,
                                boolean validating,
                                boolean namespaceAware)
                         throws IOException,
                                ParserConfigurationException,
                                SAXException

Parse xml from the inputstream.

Parameters:

xmlStream - the stream to the XML content

validating - true to validate the XML

namespaceAware - true to make the parser namespace aware

Returns:

the Document object

Throws:

IOException

ParserConfigurationException

SAXException

parseXML

public static Document parseXML(Reader xmlReader,
                                boolean validating,
                                boolean namespaceAware)
                         throws IOException,
                                ParserConfigurationException,
                                SAXException

Parse xml from the Reader.

Parameters:

xmlReader - the reader to the XML content

validating - true to validate the XML

namespaceAware - true to make the parser namespace aware

Returns:

the Document object

Throws:

IOException

ParserConfigurationException

SAXException

parseXML

public static Document parseXML(InputSource xmlSource,
                                boolean validating,
                                boolean namespaceAware)
                         throws IOException,
                                ParserConfigurationException,
                                SAXException

Parse xml from InputSource.

Parameters:

xmlSource - the inputSource to the XML content

validating - true to validate the XML

namespaceAware - true to make the parser namespace aware

Returns:

the Document object

Throws:

IOException

ParserConfigurationException

SAXException

serialize

public static void serialize(Node rootNode,
                             OutputStream out)
                      throws TransformerException

Pretty prints the XML to the specified output stream

Parameters:

rootNode - the root node of the XML document to display

out - the output stream

Throws:

TransformerException

serialize

public static void serialize(Node rootNode,
                             Writer out)
                      throws TransformerException

Pretty prints the XML to the specified output stream

Parameters:

rootNode - the root node of the XML document to display

out - the output stream

Throws:

TransformerException

createPrettyPrintTransformer

public static Transformer createPrettyPrintTransformer()
                                                throws TransformerException

Create a transformer class with the pretty print flags

Returns:

the transformer setup for pretty printing

Throws:

TransformerException

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