jd.xml.xpath.expr.function
Class Lang

java.lang.Object
  jd.xml.xpath.expr.ExpressionImpl
      jd.xml.xpath.expr.BooleanExpression
          jd.xml.xpath.expr.function.BooleanFunction
              jd.xml.xpath.expr.function.Lang

All Implemented Interfaces:

Expression, Function

public class Lang

extends BooleanFunction

Lang represents the xpath core function "boolean lang(string)".

Field Summary

static FunctionType

TYPE The function type.

Fields inherited from class jd.xml.xpath.expr.function.BooleanFunction

arguments_

Fields inherited from interface jd.xml.xpath.expr.function.Function

NULL_ARGUMENTS

Fields inherited from interface jd.xml.xpath.expr.Expression

DEP_CONTEXT_NODE, DEP_CONTEXT_POSITION, DEP_CONTEXT_SIZE, DEP_CONTEXT_STATIC, DEP_NONE, DEP_UNKNOWN

Constructor Summary

Lang()

Method Summary

int	getContextDependencies() Return a bitfield indicating the expression dependencies on the XPath context.
FunctionType	getFunctionType() Return the FunctionType of the Function-
boolean	toBooleanValue(XPathContext context) Evaluate the Expression to a boolean.

Methods inherited from class jd.xml.xpath.expr.function.BooleanFunction

accept, getArgument, setArguments

Methods inherited from class jd.xml.xpath.expr.BooleanExpression

getResultType, toNumberValue, toStringValue, toXObject

Methods inherited from class jd.xml.xpath.expr.ExpressionImpl

hasContextDependencies, isUniqueFilter, matchesFilter, toNode, toNodeSet, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface jd.xml.xpath.expr.Expression

getResultType, hasContextDependencies, isUniqueFilter, matchesFilter, toNode, toNodeSet, toNumberValue, toString, toStringValue, toXObject

Field Detail

TYPE

public static final FunctionType TYPE

The function type.

Constructor Detail

Lang

public Lang()

Method Detail

getFunctionType

public FunctionType getFunctionType()

Description copied from interface: Function

Return the FunctionType of the Function-

toBooleanValue

public boolean toBooleanValue(XPathContext context)

Description copied from interface: Expression

Evaluate the Expression to a boolean.

Specified by:

toBooleanValue in interface Expression

Specified by:

toBooleanValue in class BooleanExpression

getContextDependencies

public int getContextDependencies()

Description copied from interface: Expression

Return a bitfield indicating the expression dependencies on the XPath context.

Specified by:

getContextDependencies in interface Expression

Overrides:

getContextDependencies in class BooleanFunction