psdi.iface.stax

Class MXStAXParser

java.lang.Object

psdi.iface.stax.MXStAXParser

public class MXStAXParser
extends java.lang.Object

A StAX based utility for stream based parsing of XML files.

Author:

Anamitra

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MXStAXParser.XMLElementValue

Method Summary

Methods

Modifier and Type	Method and Description
java.util.List<java.lang.String>	evaluateXPath(byte[] data, java.lang.String xpath, java.util.Map<java.lang.String,java.lang.String> prefixNSMap)
java.util.List<java.lang.String>	evaluateXPath(byte[] data, XPathExpression xpathExpr)
java.util.List<java.lang.String>	evaluateXPath(java.io.InputStream xmlStream, XPathExpression xpathExpr)
static MXStAXParser	getInstance()
javax.xml.namespace.QName	getRootElementName(byte[] data)
java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue>	parse(byte[] data, java.util.Set<javax.xml.namespace.QName> tags)
java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue>	parse(byte[] data, java.util.Set<javax.xml.namespace.QName> tags, boolean fetchAttrs)
java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue>	parse(java.io.InputStream ip, java.util.Set<javax.xml.namespace.QName> tags, boolean fetchAttrs)
byte[]	removeXMLComments(byte[] xmlWithComments)

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static final MXStAXParser getInstance()

Returns:

the parser instance

getRootElementName

public javax.xml.namespace.QName getRootElementName(byte[] data)
                                             throws MXException

Parameters:

data -

Returns:

the qualified name of the root element

Throws:

MXException

parse

public java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue> parse(byte[] data,
                                                                          java.util.Set<javax.xml.namespace.QName> tags)
                                                                            throws javax.xml.stream.XMLStreamException

Parameters:

data -

tags -

Returns:

the map of element names and their values

Throws:

javax.xml.stream.XMLStreamException

parse

public java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue> parse(byte[] data,
                                                                          java.util.Set<javax.xml.namespace.QName> tags,
                                                                          boolean fetchAttrs)
                                                                            throws javax.xml.stream.XMLStreamException

Parameters:

data -

tags -

fetchAttrs -

Returns:

the map of element names and their values

Throws:

javax.xml.stream.XMLStreamException

parse

public java.util.Map<javax.xml.namespace.QName,MXStAXParser.XMLElementValue> parse(java.io.InputStream ip,
                                                                          java.util.Set<javax.xml.namespace.QName> tags,
                                                                          boolean fetchAttrs)
                                                                            throws javax.xml.stream.XMLStreamException

Parameters:

ip -

tags -

fetchAttrs -

Returns:

the map of element names and their values

Throws:

javax.xml.stream.XMLStreamException

evaluateXPath

public java.util.List<java.lang.String> evaluateXPath(byte[] data,
                                             java.lang.String xpath,
                                             java.util.Map<java.lang.String,java.lang.String> prefixNSMap)
                                               throws MXException

Throws:

MXException

evaluateXPath

public java.util.List<java.lang.String> evaluateXPath(java.io.InputStream xmlStream,
                                             XPathExpression xpathExpr)
                                               throws MXException

Throws:

MXException

evaluateXPath

public java.util.List<java.lang.String> evaluateXPath(byte[] data,
                                             XPathExpression xpathExpr)
                                               throws MXException

Parameters:

data - the xml bytes

xpathExpr - the xpath expression

Returns:

the list of string values that matches the xpath expression

Throws:

javax.xml.stream.XMLStreamException

MXException

removeXMLComments

public byte[] removeXMLComments(byte[] xmlWithComments)

Parameters:

xmlWithComments -

Returns:

the modified xml bytes with comments removed