AbstractDocument.XPathExpr (Apache Batik Javadoc)

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org.apache.batik.dom
Class AbstractDocument.XPathExpr

java.lang.Object
  org.apache.batik.dom.AbstractDocument.XPathExpr

All Implemented Interfaces:: XPathExpression

Enclosing class:: AbstractDocument

protected class AbstractDocument.XPathExpr
extends Object
implements XPathExpression

A compiled XPath expression.

Nested Class Summary
`protected class`	`AbstractDocument.XPathExpr.NSPrefixResolver` Xalan prefix resolver.
`class`	`AbstractDocument.XPathExpr.Result` XPathResult implementation.

Field Summary
`protected org.apache.xpath.XPathContext`	`context` The XPathContext object.
`protected AbstractDocument.XPathExpr.NSPrefixResolver`	`prefixResolver` The Xalan prefix resolver.
`protected XPathNSResolver`	`resolver` The namespace resolver.
`protected org.apache.xpath.XPath`	`xpath` The compiled XPath expression.

Constructor Summary
`AbstractDocument.XPathExpr(String expr, XPathNSResolver res)` Creates a new XPathExpr object.

Method Summary
`protected AbstractDocument.XPathExpr.Result`	`convertBoolean(org.apache.xpath.objects.XObject xo)` Converts an XObject to a boolean XPathResult.
`protected AbstractDocument.XPathExpr.Result`	`convertNodeIterator(org.apache.xpath.objects.XObject xo, short type)` Converts an XObject to a node iterator XPathResult.
`protected AbstractDocument.XPathExpr.Result`	`convertNumber(org.apache.xpath.objects.XObject xo)` Converts an XObject to a number XPathResult.
`protected AbstractDocument.XPathExpr.Result`	`convertSingleNode(org.apache.xpath.objects.XObject xo, short type)` Converts an XObject to a single node XPathResult.
`protected AbstractDocument.XPathExpr.Result`	`convertString(org.apache.xpath.objects.XObject xo)` Converts an XObject to a string XPathResult.
`Object`	`evaluate(Node contextNode, short type, Object res)` DOM: Implements `XPathExpression.evaluate(Node,short,Object)`.

Methods inherited from class java.lang.Object

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

Field Detail

xpath

protected org.apache.xpath.XPath xpath

The compiled XPath expression.

resolver

protected XPathNSResolver resolver

The namespace resolver.

prefixResolver

protected AbstractDocument.XPathExpr.NSPrefixResolver prefixResolver

The Xalan prefix resolver.

context

protected org.apache.xpath.XPathContext context

The XPathContext object.

Constructor Detail

AbstractDocument.XPathExpr

public AbstractDocument.XPathExpr(String expr,
                                  XPathNSResolver res)
                           throws DOMException,
                                  XPathException

Creates a new XPathExpr object.

Method Detail

evaluate

public Object evaluate(Node contextNode,
                       short type,
                       Object res)
                throws XPathException,
                       DOMException

DOM: Implements XPathExpression.evaluate(Node,short,Object).

Specified by:: evaluate in interface XPathExpression

Throws:: XPathException; DOMException

convertSingleNode

protected AbstractDocument.XPathExpr.Result convertSingleNode(org.apache.xpath.objects.XObject xo,
                                                              short type)
                                                       throws TransformerException

Converts an XObject to a single node XPathResult.

Throws:: TransformerException

convertBoolean

protected AbstractDocument.XPathExpr.Result convertBoolean(org.apache.xpath.objects.XObject xo)
                                                    throws TransformerException

Converts an XObject to a boolean XPathResult.

Throws:: TransformerException

convertNumber

protected AbstractDocument.XPathExpr.Result convertNumber(org.apache.xpath.objects.XObject xo)
                                                   throws TransformerException

Converts an XObject to a number XPathResult.

Throws:: TransformerException

convertString

protected AbstractDocument.XPathExpr.Result convertString(org.apache.xpath.objects.XObject xo)

Converts an XObject to a string XPathResult.

convertNodeIterator

protected AbstractDocument.XPathExpr.Result convertNodeIterator(org.apache.xpath.objects.XObject xo,
                                                                short type)
                                                         throws TransformerException

Converts an XObject to a node iterator XPathResult.

Throws:: TransformerException