javax.xml.xpath

Interface XPath

public interface XPath

Interface to the XPath evaluation environment.

Since:

1.3

Method Summary

Methods

Modifier and Type	Method and Description
XPathExpression	compile(java.lang.String expression) Compiles an XPath expression for future evaluation.
java.lang.String	evaluate(java.lang.String expression, org.xml.sax.InputSource source) Evaluates an expression and returns the result as a string.
java.lang.Object	evaluate(java.lang.String expression, org.xml.sax.InputSource source, javax.xml.namespace.QName returnType) Evaluates an expression.
java.lang.String	evaluate(java.lang.String expression, java.lang.Object item) Evaluates an expression and returns the result as a string.
java.lang.Object	evaluate(java.lang.String expression, java.lang.Object item, javax.xml.namespace.QName returnType) Evaluates an expression.
javax.xml.namespace.NamespaceContext	getNamespaceContext()
XPathFunctionResolver	getXPathFunctionResolver()
XPathVariableResolver	getXPathVariableResolver()
void	reset() Resets the environment.
void	setNamespaceContext(javax.xml.namespace.NamespaceContext nsContext)
void	setXPathFunctionResolver(XPathFunctionResolver resolver)
void	setXPathVariableResolver(XPathVariableResolver resolver)

Method Detail

reset

void reset()

Resets the environment.

setXPathVariableResolver

void setXPathVariableResolver(XPathVariableResolver resolver)

getXPathVariableResolver

XPathVariableResolver getXPathVariableResolver()

setXPathFunctionResolver

void setXPathFunctionResolver(XPathFunctionResolver resolver)

getXPathFunctionResolver

XPathFunctionResolver getXPathFunctionResolver()

setNamespaceContext

void setNamespaceContext(javax.xml.namespace.NamespaceContext nsContext)

getNamespaceContext

javax.xml.namespace.NamespaceContext getNamespaceContext()

compile

XPathExpression compile(java.lang.String expression)
                        throws XPathExpressionException

Compiles an XPath expression for future evaluation.

Parameters:

expression - the expression

Throws:

XPathExpressionException

evaluate

java.lang.Object evaluate(java.lang.String expression,
                        java.lang.Object item,
                        javax.xml.namespace.QName returnType)
                          throws XPathExpressionException

Evaluates an expression.

Parameters:

expression - the expression

item - the expression context

returnType - the desired return type

Throws:

XPathExpressionException

evaluate

java.lang.String evaluate(java.lang.String expression,
                        java.lang.Object item)
                          throws XPathExpressionException

Evaluates an expression and returns the result as a string.

Parameters:

expression - the expression

item - the expression context

Throws:

XPathExpressionException

evaluate

java.lang.Object evaluate(java.lang.String expression,
                        org.xml.sax.InputSource source,
                        javax.xml.namespace.QName returnType)
                          throws XPathExpressionException

Evaluates an expression.

Parameters:

expression - the expression

source - the source to load the expression context from

returnType - the desired return type

Throws:

XPathExpressionException

evaluate

java.lang.String evaluate(java.lang.String expression,
                        org.xml.sax.InputSource source)
                          throws XPathExpressionException

Evaluates an expression and returns the result as a string.

Parameters:

expression - the expression

source - the source to load the expression context from

Throws:

XPathExpressionException