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DocumentFn
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SUMMARY: NESTED | <A HREF="#fields_inherited_from_class_net.sf.saxon.functions.SystemFunction">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
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net.sf.saxon.functions</FONT>
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Class DocumentFn</H2>
<PRE>
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">net.sf.saxon.expr.Expression</A>
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../net/sf/saxon/expr/FunctionCall.html" title="class in net.sf.saxon.expr">net.sf.saxon.expr.FunctionCall</A>
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">net.sf.saxon.functions.SystemFunction</A>
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>net.sf.saxon.functions.DocumentFn</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://download.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A>, <A HREF="../../../../net/sf/saxon/event/LocationProvider.html" title="interface in net.sf.saxon.event">LocationProvider</A>, <A HREF="../../../../net/sf/saxon/event/SaxonLocator.html" title="interface in net.sf.saxon.event">SaxonLocator</A>, <A HREF="../../../../net/sf/saxon/expr/CallableExpression.html" title="interface in net.sf.saxon.expr">CallableExpression</A>, <A HREF="../../../../net/sf/saxon/trace/InstructionInfo.html" title="interface in net.sf.saxon.trace">InstructionInfo</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/org/xml/sax/Locator.html?is-external=true" title="class or interface in org.xml.sax">Locator</A></DD>
</DL>
<HR>
<DL>
<DT><PRE>public class <B>DocumentFn</B><DT>extends <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A><DT>implements <A HREF="../../../../net/sf/saxon/expr/CallableExpression.html" title="interface in net.sf.saxon.expr">CallableExpression</A></DL>
</PRE>
<P>
Implements the XSLT document() function
<P>
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#net.sf.saxon.functions.DocumentFn">Serialized Form</A></DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<B>Field Summary</B></FONT></TH>
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<A NAME="fields_inherited_from_class_net.sf.saxon.functions.SystemFunction"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TH ALIGN="left"><B>Fields inherited from class net.sf.saxon.functions.<A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#operation">operation</A></CODE></TD>
</TR>
</TABLE>
<A NAME="fields_inherited_from_class_net.sf.saxon.expr.FunctionCall"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Fields inherited from class net.sf.saxon.expr.<A HREF="../../../../net/sf/saxon/expr/FunctionCall.html" title="class in net.sf.saxon.expr">FunctionCall</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#argument">argument</A></CODE></TD>
</TR>
</TABLE>
<A NAME="fields_inherited_from_class_net.sf.saxon.expr.Expression"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Fields inherited from class net.sf.saxon.expr.<A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html#EFFECTIVE_BOOLEAN_VALUE">EFFECTIVE_BOOLEAN_VALUE</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#EVALUATE_METHOD">EVALUATE_METHOD</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#EVENT_FEED_METHOD">EVENT_FEED_METHOD</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#ITEM_FEED_METHOD">ITEM_FEED_METHOD</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#ITERATE_METHOD">ITERATE_METHOD</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#locationId">locationId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#MAX_SEQUENCE_LENGTH">MAX_SEQUENCE_LENGTH</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#MAX_STRING_LENGTH">MAX_STRING_LENGTH</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#PROCESS_METHOD">PROCESS_METHOD</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#PUSH_SELECTION">PUSH_SELECTION</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#staticProperties">staticProperties</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#UNBOUNDED_LOWER">UNBOUNDED_LOWER</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#UNBOUNDED_UPPER">UNBOUNDED_UPPER</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#WATCH_METHOD">WATCH_METHOD</A></CODE></TD>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<B>Constructor Summary</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#DocumentFn()">DocumentFn</A></B>()</CODE>
<BR>
</TD>
</TR>
</TABLE>
<!-- ========== METHOD SUMMARY =========== -->
<A NAME="method_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Method Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../net/sf/saxon/expr/parser/PathMap.PathMapNodeSet.html" title="class in net.sf.saxon.expr.parser">PathMap.PathMapNodeSet</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#addToPathMap(net.sf.saxon.expr.parser.PathMap, net.sf.saxon.expr.parser.PathMap.PathMapNodeSet)">addToPathMap</A></B>(<A HREF="../../../../net/sf/saxon/expr/parser/PathMap.html" title="class in net.sf.saxon.expr.parser">PathMap</A> pathMap,
<A HREF="../../../../net/sf/saxon/expr/parser/PathMap.PathMapNodeSet.html" title="class in net.sf.saxon.expr.parser">PathMap.PathMapNodeSet</A> pathMapNodeSet)</CODE>
<BR>
Add a representation of this expression to a PathMap.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#call(net.sf.saxon.om.SequenceIterator[], net.sf.saxon.expr.XPathContext)">call</A></B>(<A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A>[] arguments,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context)</CODE>
<BR>
Evaluate the expression</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#checkArguments(net.sf.saxon.expr.parser.ExpressionVisitor)">checkArguments</A></B>(<A HREF="../../../../net/sf/saxon/expr/parser/ExpressionVisitor.html" title="class in net.sf.saxon.expr.parser">ExpressionVisitor</A> visitor)</CODE>
<BR>
Method called during static type checking</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#computeCardinality()">computeCardinality</A></B>()</CODE>
<BR>
Determine the static cardinality</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../net/sf/saxon/om/DocumentURI.html" title="class in net.sf.saxon.om">DocumentURI</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#computeDocumentKey(java.lang.String, java.lang.String, javax.xml.transform.URIResolver)">computeDocumentKey</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/URIResolver.html?is-external=true" title="class or interface in javax.xml.transform">URIResolver</A> resolver)</CODE>
<BR>
Compute a document key (an absolute URI that can be used to see if a document is already loaded)</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected static <A HREF="../../../../net/sf/saxon/om/DocumentURI.html" title="class in net.sf.saxon.om">DocumentURI</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#computeDocumentKey(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext)">computeDocumentKey</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c)</CODE>
<BR>
Compute a document key</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#computeSpecialProperties()">computeSpecialProperties</A></B>()</CODE>
<BR>
Get the static properties of this expression (other than its type).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#copy()">copy</A></B>()</CODE>
<BR>
Copy an expression.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#equals(java.lang.Object)">equals</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> o)</CODE>
<BR>
Determine whether two expressions are equivalent</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#getStaticBaseURI()">getStaticBaseURI</A></B>()</CODE>
<BR>
Get the base URI from the static context</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#iterate(net.sf.saxon.expr.XPathContext)">iterate</A></B>(<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context)</CODE>
<BR>
iterate() handles evaluation of the function:
it returns a sequence of Document nodes</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../net/sf/saxon/om/NodeInfo.html" title="interface in net.sf.saxon.om">NodeInfo</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#makeDoc(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext, javax.xml.transform.SourceLocator)">makeDoc</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator)</CODE>
<BR>
Supporting routine to load one external document given a URI (href) and a baseURI.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#preEvaluate(net.sf.saxon.expr.parser.ExpressionVisitor)">preEvaluate</A></B>(<A HREF="../../../../net/sf/saxon/expr/parser/ExpressionVisitor.html" title="class in net.sf.saxon.expr.parser">ExpressionVisitor</A> visitor)</CODE>
<BR>
preEvaluate: the document() function can be evaluated at compile time if (a) the argument
is a string literal, and (b) the option <A HREF="../../../../net/sf/saxon/lib/FeatureKeys.html#PRE_EVALUATE_DOC_FUNCTION"><CODE>FeatureKeys.PRE_EVALUATE_DOC_FUNCTION</CODE></A> is set.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../net/sf/saxon/om/NodeInfo.html" title="interface in net.sf.saxon.om">NodeInfo</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#preLoadDoc(java.lang.String, java.lang.String, net.sf.saxon.Configuration, javax.xml.transform.SourceLocator)">preLoadDoc</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/Configuration.html" title="class in net.sf.saxon">Configuration</A> config,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator)</CODE>
<BR>
Supporting routine to load one external document given a URI (href) and a baseURI.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/Source.html?is-external=true" title="class or interface in javax.xml.transform">Source</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#resolveURI(java.lang.String, java.lang.String, java.lang.String, net.sf.saxon.Controller)">resolveURI</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> documentKey,
<A HREF="../../../../net/sf/saxon/Controller.html" title="class in net.sf.saxon">Controller</A> controller)</CODE>
<BR>
Call the URIResolver to resolve a URI</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#sendDoc(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext, javax.xml.transform.SourceLocator, net.sf.saxon.event.Receiver)">sendDoc</A></B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURL,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator,
<A HREF="../../../../net/sf/saxon/event/Receiver.html" title="interface in net.sf.saxon.event">Receiver</A> out)</CODE>
<BR>
Supporting routine to push one external document given a URI (href) and a baseURI to a given Receiver.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/sf/saxon/functions/DocumentFn.html#sendDocuments(net.sf.saxon.expr.XPathContext, net.sf.saxon.event.Receiver)">sendDocuments</A></B>(<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context,
<A HREF="../../../../net/sf/saxon/event/Receiver.html" title="interface in net.sf.saxon.event">Receiver</A> out)</CODE>
<BR>
Copy the documents identified by this expression to a given Receiver.</TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_net.sf.saxon.functions.SystemFunction"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class net.sf.saxon.functions.<A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#addContextDocumentArgument(int, java.lang.String)">addContextDocumentArgument</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#addDocToPathMap(net.sf.saxon.expr.parser.PathMap, net.sf.saxon.expr.parser.PathMap.PathMapNodeSet)">addDocToPathMap</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getDetails()">getDetails</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getErrorCodeForTypeErrors()">getErrorCodeForTypeErrors</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getImplementationMethod()">getImplementationMethod</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getItemType(net.sf.saxon.type.TypeHierarchy)">getItemType</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getOperation()">getOperation</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#getRequiredType(int)">getRequiredType</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#makeSystemFunction(java.lang.String, net.sf.saxon.expr.Expression[])">makeSystemFunction</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#optimize(net.sf.saxon.expr.parser.ExpressionVisitor, net.sf.saxon.expr.parser.ExpressionVisitor.ContextItemType)">optimize</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#setDetails(net.sf.saxon.functions.StandardFunction.Entry)">setDetails</A>, <A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#useContextItemAsDefault(net.sf.saxon.expr.parser.ExpressionVisitor)">useContextItemAsDefault</A></CODE></TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_net.sf.saxon.expr.FunctionCall"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class net.sf.saxon.expr.<A HREF="../../../../net/sf/saxon/expr/FunctionCall.html" title="class in net.sf.saxon.expr">FunctionCall</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#addExternalFunctionCallToPathMap(net.sf.saxon.expr.parser.PathMap, net.sf.saxon.expr.parser.PathMap.PathMapNodeSet)">addExternalFunctionCallToPathMap</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#checkArgumentCount(int, int)">checkArgumentCount</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#explain(net.sf.saxon.trace.ExpressionPresenter)">explain</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#getArguments()">getArguments</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#getDisplayName()">getDisplayName</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#getExpressionName()">getExpressionName</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#getFunctionName()">getFunctionName</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#getNumberOfArguments()">getNumberOfArguments</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#hashCode()">hashCode</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#iterateSubExpressions()">iterateSubExpressions</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#promote(net.sf.saxon.expr.parser.PromotionOffer, net.sf.saxon.expr.Expression)">promote</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#replaceSubExpression(net.sf.saxon.expr.Expression, net.sf.saxon.expr.Expression)">replaceSubExpression</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#setArguments(net.sf.saxon.expr.Expression[])">setArguments</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#setFunctionName(net.sf.saxon.om.StructuredQName)">setFunctionName</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#simplify(net.sf.saxon.expr.parser.ExpressionVisitor)">simplify</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#simplifyArguments(net.sf.saxon.expr.parser.ExpressionVisitor)">simplifyArguments</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#toString()">toString</A>, <A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#typeCheck(net.sf.saxon.expr.parser.ExpressionVisitor, net.sf.saxon.expr.parser.ExpressionVisitor.ContextItemType)">typeCheck</A></CODE></TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_net.sf.saxon.expr.Expression"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class net.sf.saxon.expr.<A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html#adoptChildExpression(net.sf.saxon.expr.Expression)">adoptChildExpression</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#checkForUpdatingSubexpressions()">checkForUpdatingSubexpressions</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#checkPermittedContents(net.sf.saxon.type.SchemaType, net.sf.saxon.expr.StaticContext, boolean)">checkPermittedContents</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#computeDependencies()">computeDependencies</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#computeStaticProperties()">computeStaticProperties</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#doPromotion(net.sf.saxon.expr.Expression, net.sf.saxon.expr.parser.PromotionOffer)">doPromotion</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#dynamicError(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext)">dynamicError</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#effectiveBooleanValue(net.sf.saxon.expr.XPathContext)">effectiveBooleanValue</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#evaluateAsString(net.sf.saxon.expr.XPathContext)">evaluateAsString</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#evaluateItem(net.sf.saxon.expr.XPathContext)">evaluateItem</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#evaluatePendingUpdates(net.sf.saxon.expr.XPathContext, net.sf.saxon.expr.PendingUpdateList)">evaluatePendingUpdates</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#explain(java.io.OutputStream)">explain</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getCardinality()">getCardinality</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getColumnNumber()">getColumnNumber</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getColumnNumber(long)">getColumnNumber</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getConstructType()">getConstructType</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getContainer()">getContainer</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getDependencies()">getDependencies</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getEvaluationMethod()">getEvaluationMethod</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getExecutable()">getExecutable</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getHostLanguage()">getHostLanguage</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getIntegerBounds()">getIntegerBounds</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getIntrinsicDependencies()">getIntrinsicDependencies</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getLineNumber()">getLineNumber</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getLineNumber(long)">getLineNumber</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getLocationId()">getLocationId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getLocationProvider()">getLocationProvider</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getObjectName()">getObjectName</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getProperties()">getProperties</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getProperty(java.lang.String)">getProperty</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getPublicId()">getPublicId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getSlotsUsed()">getSlotsUsed</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getSpecialProperties()">getSpecialProperties</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getSystemId()">getSystemId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#getSystemId(long)">getSystemId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#hasLoopingSubexpression(net.sf.saxon.expr.Expression)">hasLoopingSubexpression</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#hasVariableBinding(net.sf.saxon.expr.Binding)">hasVariableBinding</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#implementsStaticTypeCheck()">implementsStaticTypeCheck</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#isSubtreeExpression()">isSubtreeExpression</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#isUpdatingExpression()">isUpdatingExpression</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#isVacuousExpression()">isVacuousExpression</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#iterateEvents(net.sf.saxon.expr.XPathContext)">iterateEvents</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#iterateSameFocusSubExpressions()">iterateSameFocusSubExpressions</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#markTailFunctionCalls(net.sf.saxon.om.StructuredQName, int)">markTailFunctionCalls</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#process(net.sf.saxon.expr.XPathContext)">process</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#resetLocalStaticProperties()">resetLocalStaticProperties</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#setContainer(net.sf.saxon.expr.Container)">setContainer</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#setEvaluationMethod(int)">setEvaluationMethod</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#setFiltered(boolean)">setFiltered</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#setFlattened(boolean)">setFlattened</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#setLocationId(int)">setLocationId</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#staticTypeCheck(net.sf.saxon.value.SequenceType, boolean, net.sf.saxon.expr.parser.RoleLocator, net.sf.saxon.TypeCheckerEnvironment)">staticTypeCheck</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#suppressValidation(int)">suppressValidation</A>, <A HREF="../../../../net/sf/saxon/expr/Expression.html#typeError(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext)">typeError</A></CODE></TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_net.sf.saxon.expr.CallableExpression"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from interface net.sf.saxon.expr.<A HREF="../../../../net/sf/saxon/expr/CallableExpression.html" title="interface in net.sf.saxon.expr">CallableExpression</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../net/sf/saxon/expr/CallableExpression.html#getArguments()">getArguments</A></CODE></TD>
</TR>
</TABLE>
<P>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="DocumentFn()"><!-- --></A><H3>
DocumentFn</H3>
<PRE>
public <B>DocumentFn</B>()</PRE>
<DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="checkArguments(net.sf.saxon.expr.parser.ExpressionVisitor)"><!-- --></A><H3>
checkArguments</H3>
<PRE>
public void <B>checkArguments</B>(<A HREF="../../../../net/sf/saxon/expr/parser/ExpressionVisitor.html" title="class in net.sf.saxon.expr.parser">ExpressionVisitor</A> visitor)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Method called during static type checking
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#checkArguments(net.sf.saxon.expr.parser.ExpressionVisitor)">checkArguments</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>visitor</CODE> - the expression visitor
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE> - if the arguments are incorrect</DL>
</DD>
</DL>
<HR>
<A NAME="computeCardinality()"><!-- --></A><H3>
computeCardinality</H3>
<PRE>
public int <B>computeCardinality</B>()</PRE>
<DL>
<DD>Determine the static cardinality
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#computeCardinality()">computeCardinality</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the computed cardinality, as one of the values <A HREF="../../../../net/sf/saxon/expr/StaticProperty.html#ALLOWS_ZERO_OR_ONE"><CODE>StaticProperty.ALLOWS_ZERO_OR_ONE</CODE></A>,
<A HREF="../../../../net/sf/saxon/expr/StaticProperty.html#EXACTLY_ONE"><CODE>StaticProperty.EXACTLY_ONE</CODE></A>, <A HREF="../../../../net/sf/saxon/expr/StaticProperty.html#ALLOWS_ONE_OR_MORE"><CODE>StaticProperty.ALLOWS_ONE_OR_MORE</CODE></A>,
<A HREF="../../../../net/sf/saxon/expr/StaticProperty.html#ALLOWS_ZERO_OR_MORE"><CODE>StaticProperty.ALLOWS_ZERO_OR_MORE</CODE></A></DL>
</DD>
</DL>
<HR>
<A NAME="getStaticBaseURI()"><!-- --></A><H3>
getStaticBaseURI</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getStaticBaseURI</B>()</PRE>
<DL>
<DD>Get the base URI from the static context
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the base URI</DL>
</DD>
</DL>
<HR>
<A NAME="computeSpecialProperties()"><!-- --></A><H3>
computeSpecialProperties</H3>
<PRE>
public int <B>computeSpecialProperties</B>()</PRE>
<DL>
<DD>Get the static properties of this expression (other than its type). The result is
bit-signficant. These properties are used for optimizations. In general, if
property bit is set, it is true, but if it is unset, the value is unknown.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#computeSpecialProperties()">computeSpecialProperties</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the special properties, as a bit-significant integer</DL>
</DD>
</DL>
<HR>
<A NAME="preEvaluate(net.sf.saxon.expr.parser.ExpressionVisitor)"><!-- --></A><H3>
preEvaluate</H3>
<PRE>
public <A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A> <B>preEvaluate</B>(<A HREF="../../../../net/sf/saxon/expr/parser/ExpressionVisitor.html" title="class in net.sf.saxon.expr.parser">ExpressionVisitor</A> visitor)</PRE>
<DL>
<DD>preEvaluate: the document() function can be evaluated at compile time if (a) the argument
is a string literal, and (b) the option <A HREF="../../../../net/sf/saxon/lib/FeatureKeys.html#PRE_EVALUATE_DOC_FUNCTION"><CODE>FeatureKeys.PRE_EVALUATE_DOC_FUNCTION</CODE></A> is set.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/expr/FunctionCall.html#preEvaluate(net.sf.saxon.expr.parser.ExpressionVisitor)">preEvaluate</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/expr/FunctionCall.html" title="class in net.sf.saxon.expr">FunctionCall</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>visitor</CODE> - an expression visitor
<DT><B>Returns:</B><DD>the result of the early evaluation, or the original expression, or potentially
a simplified expression</DL>
</DD>
</DL>
<HR>
<A NAME="addToPathMap(net.sf.saxon.expr.parser.PathMap, net.sf.saxon.expr.parser.PathMap.PathMapNodeSet)"><!-- --></A><H3>
addToPathMap</H3>
<PRE>
public <A HREF="../../../../net/sf/saxon/expr/parser/PathMap.PathMapNodeSet.html" title="class in net.sf.saxon.expr.parser">PathMap.PathMapNodeSet</A> <B>addToPathMap</B>(<A HREF="../../../../net/sf/saxon/expr/parser/PathMap.html" title="class in net.sf.saxon.expr.parser">PathMap</A> pathMap,
<A HREF="../../../../net/sf/saxon/expr/parser/PathMap.PathMapNodeSet.html" title="class in net.sf.saxon.expr.parser">PathMap.PathMapNodeSet</A> pathMapNodeSet)</PRE>
<DL>
<DD>Add a representation of this expression to a PathMap. The PathMap captures a map of the nodes visited
by an expression in a source tree.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html#addToPathMap(net.sf.saxon.expr.parser.PathMap, net.sf.saxon.expr.parser.PathMap.PathMapNodeSet)">addToPathMap</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pathMap</CODE> - the PathMap to which the expression should be added<DD><CODE>pathMapNodeSet</CODE> - the set of nodes in the path map that are affected
<DT><B>Returns:</B><DD>the pathMapNode representing the focus established by this expression, in the case where this
expression is the first operand of a path expression or filter expression</DL>
</DD>
</DL>
<HR>
<A NAME="copy()"><!-- --></A><H3>
copy</H3>
<PRE>
public <A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A> <B>copy</B>()</PRE>
<DL>
<DD>Copy an expression. This makes a deep copy.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#copy()">copy</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the copy of the original expression</DL>
</DD>
</DL>
<HR>
<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> o)</PRE>
<DL>
<DD>Determine whether two expressions are equivalent
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html#equals(java.lang.Object)">equals</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/functions/SystemFunction.html" title="class in net.sf.saxon.functions">SystemFunction</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="iterate(net.sf.saxon.expr.XPathContext)"><!-- --></A><H3>
iterate</H3>
<PRE>
public <A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A> <B>iterate</B>(<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>iterate() handles evaluation of the function:
it returns a sequence of Document nodes
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html#iterate(net.sf.saxon.expr.XPathContext)">iterate</A></CODE> in class <CODE><A HREF="../../../../net/sf/saxon/expr/Expression.html" title="class in net.sf.saxon.expr">Expression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>context</CODE> - supplies the context for evaluation
<DT><B>Returns:</B><DD>a SequenceIterator that can be used to iterate over the result
of the expression
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE> - if any dynamic error occurs evaluating the
expression</DL>
</DD>
</DL>
<HR>
<A NAME="call(net.sf.saxon.om.SequenceIterator[], net.sf.saxon.expr.XPathContext)"><!-- --></A><H3>
call</H3>
<PRE>
public <A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A> <B>call</B>(<A HREF="../../../../net/sf/saxon/om/SequenceIterator.html" title="interface in net.sf.saxon.om">SequenceIterator</A>[] arguments,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Evaluate the expression
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../net/sf/saxon/expr/CallableExpression.html#call(net.sf.saxon.om.SequenceIterator[], net.sf.saxon.expr.XPathContext)">call</A></CODE> in interface <CODE><A HREF="../../../../net/sf/saxon/expr/CallableExpression.html" title="interface in net.sf.saxon.expr">CallableExpression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>arguments</CODE> - the values of the arguments, supplied as SequenceIterators<DD><CODE>context</CODE> - the dynamic evaluation context
<DT><B>Returns:</B><DD>the result of the evaluation, in the form of a SequenceIterator
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE> - if a dynamic error occurs during the evaluation of the expression</DL>
</DD>
</DL>
<HR>
<A NAME="makeDoc(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext, javax.xml.transform.SourceLocator)"><!-- --></A><H3>
makeDoc</H3>
<PRE>
public static <A HREF="../../../../net/sf/saxon/om/NodeInfo.html" title="interface in net.sf.saxon.om">NodeInfo</A> <B>makeDoc</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Supporting routine to load one external document given a URI (href) and a baseURI. This is used
in the normal case when a document is loaded at run-time (that is, when a Controller is available)
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>href</CODE> - the relative URI<DD><CODE>baseURI</CODE> - the base URI<DD><CODE>c</CODE> - the dynamic XPath context<DD><CODE>locator</CODE> - used to identify the location of the instruction in event of error
<DT><B>Returns:</B><DD>the root of the constructed document, or the selected element within the document
if a fragment identifier was supplied
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="resolveURI(java.lang.String, java.lang.String, java.lang.String, net.sf.saxon.Controller)"><!-- --></A><H3>
resolveURI</H3>
<PRE>
public static <A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/Source.html?is-external=true" title="class or interface in javax.xml.transform">Source</A> <B>resolveURI</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> documentKey,
<A HREF="../../../../net/sf/saxon/Controller.html" title="class in net.sf.saxon">Controller</A> controller)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Call the URIResolver to resolve a URI
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>href</CODE> - the supplied relative URI, stripped of any fragment identifier<DD><CODE>baseURI</CODE> - the base URI<DD><CODE>documentKey</CODE> - the absolute URI if already available, or null otherwise<DD><CODE>controller</CODE> - the Saxon controller
<DT><B>Returns:</B><DD>a Source representing the document to be read
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="computeDocumentKey(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext)"><!-- --></A><H3>
computeDocumentKey</H3>
<PRE>
protected static <A HREF="../../../../net/sf/saxon/om/DocumentURI.html" title="class in net.sf.saxon.om">DocumentURI</A> <B>computeDocumentKey</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Compute a document key
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="computeDocumentKey(java.lang.String, java.lang.String, javax.xml.transform.URIResolver)"><!-- --></A><H3>
computeDocumentKey</H3>
<PRE>
public static <A HREF="../../../../net/sf/saxon/om/DocumentURI.html" title="class in net.sf.saxon.om">DocumentURI</A> <B>computeDocumentKey</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/URIResolver.html?is-external=true" title="class or interface in javax.xml.transform">URIResolver</A> resolver)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Compute a document key (an absolute URI that can be used to see if a document is already loaded)
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>href</CODE> - the relative URI<DD><CODE>baseURI</CODE> - the base URI<DD><CODE>resolver</CODE> - the URIResolver
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="preLoadDoc(java.lang.String, java.lang.String, net.sf.saxon.Configuration, javax.xml.transform.SourceLocator)"><!-- --></A><H3>
preLoadDoc</H3>
<PRE>
public static <A HREF="../../../../net/sf/saxon/om/NodeInfo.html" title="interface in net.sf.saxon.om">NodeInfo</A> <B>preLoadDoc</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURI,
<A HREF="../../../../net/sf/saxon/Configuration.html" title="class in net.sf.saxon">Configuration</A> config,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Supporting routine to load one external document given a URI (href) and a baseURI. This is used
when the document is pre-loaded at compile time.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>href</CODE> - the relative URI. This must not contain a fragment identifier<DD><CODE>baseURI</CODE> - the base URI<DD><CODE>config</CODE> - the Saxon configuration<DD><CODE>locator</CODE> - used to identify the location of the instruction in event of error. May be null.
<DT><B>Returns:</B><DD>the root of the constructed document, or the selected element within the document
if a fragment identifier was supplied
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="sendDocuments(net.sf.saxon.expr.XPathContext, net.sf.saxon.event.Receiver)"><!-- --></A><H3>
sendDocuments</H3>
<PRE>
public void <B>sendDocuments</B>(<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> context,
<A HREF="../../../../net/sf/saxon/event/Receiver.html" title="interface in net.sf.saxon.event">Receiver</A> out)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Copy the documents identified by this expression to a given Receiver. This method is used only when it is
known that the documents are being copied, because there is then no problem about node identity.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>context</CODE> - the XPath dynamic context<DD><CODE>out</CODE> - the destination to which the documents will be sent
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="sendDoc(java.lang.String, java.lang.String, net.sf.saxon.expr.XPathContext, javax.xml.transform.SourceLocator, net.sf.saxon.event.Receiver)"><!-- --></A><H3>
sendDoc</H3>
<PRE>
public static void <B>sendDoc</B>(<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> href,
<A HREF="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> baseURL,
<A HREF="../../../../net/sf/saxon/expr/XPathContext.html" title="interface in net.sf.saxon.expr">XPathContext</A> c,
<A HREF="http://download.oracle.com/javase/6/docs/api/javax/xml/transform/SourceLocator.html?is-external=true" title="class or interface in javax.xml.transform">SourceLocator</A> locator,
<A HREF="../../../../net/sf/saxon/event/Receiver.html" title="interface in net.sf.saxon.event">Receiver</A> out)
throws <A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></PRE>
<DL>
<DD>Supporting routine to push one external document given a URI (href) and a baseURI to a given Receiver.
This method cannot handle fragment identifiers
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>href</CODE> - the relative URI<DD><CODE>baseURL</CODE> - the base URI<DD><CODE>c</CODE> - the XPath dynamic context<DD><CODE>locator</CODE> - used to identify the lcoation of the instruction in case of error<DD><CODE>out</CODE> - the destination where the document is to be sent
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../net/sf/saxon/trans/XPathException.html" title="class in net.sf.saxon.trans">XPathException</A></CODE></DL>
</DD>
</DL>
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