org.ow2.orchestra.util
Class XmlUtil

java.lang.Object
  org.ow2.orchestra.util.XmlUtil

public abstract class XmlUtil
extends Object

convenience methods to make reading org.w3c.dom models easier.

Author:

Tom Baeyens

Nested Class Summary

static class

XmlUtil.NamespaceValue

Method Summary

static String	attribute(Element element, String attributeName) the attribute value or null if the attribute is not present
static XmlUtil.NamespaceValue	attributeNamespaceValue(Element element, String attributeName)
static QName	attributeQName(Element element, String attributeName)
static List<Attr>	attributes(Element element)
static Element	element(Element element)
static Element	element(Element element, String tagName)
static Element	element(Element element, String ns, String localName)
static List<Element>	elements(Element element)
static List<Element>	elements(Element element, Set<String> allowedTagNames)
static List<Element>	elements(Element element, String tagName)
static List<Element>	elements(Element father, String ns, String localName)
static List<Element>	elementsQName(Element element, Set<QName> allowedTagNames)
static String	errorMessageAttribute(Element element, String attributeName, String attributeValue, String message)
static String	getContentText(Element element)
protected static DocumentBuilder	getDocumentBuilder()
static Document	getDocumentFromFile(File xmlFile)
static Document	getDocumentFromInputStream(InputStream is)
static Document	getDocumentFromReader(Reader r)
static Document	getDocumentFromString(String s)
static Document	getDocumentFromString(String s, boolean createProxy)
static Document	getDocumentFromURL(URL xmlUrl)
static Element	getDocumentWithOneElement(QName elementQName)
static String	getNamespaceURI(Node n, String prefix)
static Document	getNewDocument()
static ByteArrayOutputStream	getNodeAsBAOS(Node n)
static QName	getQNameFromString(Element element, String qnameAsString)
static String	getTagLocalName(Element element)
static TransformerFactory	getTransformerFactory()
static boolean	isTextOnly(Element element)
static Boolean	parseBooleanValue(String valueText)
static List<String>	parseCommaSeparatedList(String commaSeparatedListText) parses comma or space separated list.
static List<String>	parseList(Element element, String singularTagName)
static String	toString(Node node)
static void	writeXmlFile(Document doc, File file) This method writes a DOM document to a file.

Methods inherited from class java.lang.Object

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

Method Detail

elements

public static List<Element> elements(Element element,
                                     String tagName)

elements

public static List<Element> elements(Element element,
                                     Set<String> allowedTagNames)

element

public static Element element(Element element,
                              String tagName)

element

public static Element element(Element element,
                              String ns,
                              String localName)

elements

public static List<Element> elements(Element element)

elements

public static List<Element> elements(Element father,
                                     String ns,
                                     String localName)

elementsQName

public static List<Element> elementsQName(Element element,
                                          Set<QName> allowedTagNames)

element

public static Element element(Element element)

toString

public static String toString(Node node)

getContentText

public static String getContentText(Element element)

isTextOnly

public static boolean isTextOnly(Element element)

attributes

public static List<Attr> attributes(Element element)

getTagLocalName

public static String getTagLocalName(Element element)

attribute

public static String attribute(Element element,
                               String attributeName)

the attribute value or null if the attribute is not present

parseBooleanValue

public static Boolean parseBooleanValue(String valueText)

errorMessageAttribute

public static String errorMessageAttribute(Element element,
                                           String attributeName,
                                           String attributeValue,
                                           String message)

parseList

public static List<String> parseList(Element element,
                                     String singularTagName)

parseCommaSeparatedList

public static List<String> parseCommaSeparatedList(String commaSeparatedListText)

parses comma or space separated list. A null return value means a wildcard.

Returns:

List of tokens or null if the commaSeparatedListText is null, '*', or empty

attributeNamespaceValue

public static XmlUtil.NamespaceValue attributeNamespaceValue(Element element,
                                                             String attributeName)

attributeQName

public static QName attributeQName(Element element,
                                   String attributeName)

getTransformerFactory

public static TransformerFactory getTransformerFactory()

getQNameFromString

public static QName getQNameFromString(Element element,
                                       String qnameAsString)

getNamespaceURI

public static String getNamespaceURI(Node n,
                                     String prefix)

getDocumentBuilder

protected static DocumentBuilder getDocumentBuilder()

getNewDocument

public static Document getNewDocument()

writeXmlFile

public static void writeXmlFile(Document doc,
                                File file)

This method writes a DOM document to a file.

Parameters:

doc - - doc to write

file - - dest file;

getNodeAsBAOS

public static ByteArrayOutputStream getNodeAsBAOS(Node n)

getDocumentFromString

public static Document getDocumentFromString(String s)

getDocumentFromString

public static Document getDocumentFromString(String s,
                                             boolean createProxy)

getDocumentFromInputStream

public static Document getDocumentFromInputStream(InputStream is)

getDocumentFromReader

public static Document getDocumentFromReader(Reader r)

getDocumentFromFile

public static Document getDocumentFromFile(File xmlFile)

getDocumentFromURL

public static Document getDocumentFromURL(URL xmlUrl)

getDocumentWithOneElement

public static Element getDocumentWithOneElement(QName elementQName)