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: Class  NumericValue
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com.icl.saxon.expr</FONT>
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Class  NumericValue</H2>
<PRE>
java.lang.Object
  |
  +--<A HREF="../../../../com/icl/saxon/expr/Expression.html">com.icl.saxon.expr.Expression</A>
        |
        +--<A HREF="../../../../com/icl/saxon/expr/Value.html">com.icl.saxon.expr.Value</A>
              |
              +--<B>com.icl.saxon.expr.NumericValue</B>
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<DL>
<DT>public final class <B>NumericValue</B><DT>extends <A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></DL>

<P>
A numeric (floating point) value
<P>
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<A NAME="fields_inherited_from_class_com.icl.saxon.expr.Value"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Fields inherited from class com.icl.saxon.expr.<A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#ANY">ANY</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#BOOLEAN">BOOLEAN</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#NODESET">NODESET</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#NUMBER">NUMBER</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#OBJECT">OBJECT</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#STRING">STRING</A></CODE></TD>
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<TD><B>Fields inherited from class com.icl.saxon.expr.<A HREF="../../../../com/icl/saxon/expr/Expression.html">Expression</A></B></TD>
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<TD><CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html#staticContext">staticContext</A></CODE></TD>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->

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<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#NumericValue(double)">NumericValue</A></B>(double&nbsp;value)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor supplying a double</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#NumericValue(java.lang.String)">NumericValue</A></B>(java.lang.String&nbsp;s)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor supplying a String</TD>
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<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#asBoolean()">asBoolean</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert the value to a boolean</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#asNumber()">asNumber</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the value as a number</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#asString()">asString</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the value as a String</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#asStringOLD()">asStringOLD</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the value as a String</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#conversionPreference(java.lang.Class)">conversionPreference</A></B>(java.lang.Class&nbsp;required)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get conversion preference for this value to a Java class.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#convertToJava(java.lang.Class)">convertToJava</A></B>(java.lang.Class&nbsp;target)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert to Java object (for passing to external functions)</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#display(int)">display</A></B>(int&nbsp;level)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Diagnostic print of expression structure</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/icl/saxon/expr/NumericValue.html#getDataType()">getDataType</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Determine the data type of the exprssion, if possible</TD>
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</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_com.icl.saxon.expr.Value"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class com.icl.saxon.expr.<A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#compare(int, com.icl.saxon.expr.Value)">compare</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#equals(com.icl.saxon.expr.Value)">equals</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#evaluate(com.icl.saxon.Context)">evaluate</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#getDependencies()">getDependencies</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#inverse(int)">inverse</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#notEquals(com.icl.saxon.expr.Value)">notEquals</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#numericCompare(int, double, double)">numericCompare</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#reduce(int, com.icl.saxon.Context)">reduce</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#simplify()">simplify</A>, <A HREF="../../../../com/icl/saxon/expr/Value.html#stringToNumber(java.lang.String)">stringToNumber</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_com.icl.saxon.expr.Expression"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Methods inherited from class com.icl.saxon.expr.<A HREF="../../../../com/icl/saxon/expr/Expression.html">Expression</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html#containsReferences()">containsReferences</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#enumerate(com.icl.saxon.Context, boolean)">enumerate</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#evaluateAsBoolean(com.icl.saxon.Context)">evaluateAsBoolean</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#evaluateAsNodeSet(com.icl.saxon.Context)">evaluateAsNodeSet</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#evaluateAsNumber(com.icl.saxon.Context)">evaluateAsNumber</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#evaluateAsString(com.icl.saxon.Context)">evaluateAsString</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#getStaticContext()">getStaticContext</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#indent(int)">indent</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#isContextDocumentNodeSet()">isContextDocumentNodeSet</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#make(java.lang.String, com.icl.saxon.expr.StaticContext)">make</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#outputStringValue(com.icl.saxon.output.Outputter, com.icl.saxon.Context)">outputStringValue</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#setStaticContext(com.icl.saxon.expr.StaticContext)">setStaticContext</A>, <A HREF="../../../../com/icl/saxon/expr/Expression.html#usesCurrent()">usesCurrent</A></CODE></TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="NumericValue(double)"><!-- --></A><H3>
NumericValue</H3>
<PRE>
public <B>NumericValue</B>(double&nbsp;value)</PRE>
<DL>
<DD>Constructor supplying a double</DL>
<HR>

<A NAME="NumericValue(java.lang.String)"><!-- --></A><H3>
NumericValue</H3>
<PRE>
public <B>NumericValue</B>(java.lang.String&nbsp;s)</PRE>
<DL>
<DD>Constructor supplying a String</DL>

<!-- ============ METHOD DETAIL ========== -->

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<A NAME="asStringOLD()"><!-- --></A><H3>
asStringOLD</H3>
<PRE>
public java.lang.String <B>asStringOLD</B>()</PRE>
<DL>
<DD>Get the value as a String<DD><DL>
<DT><B>Returns:</B><DD>a String representation of the value</DL>
</DD>
</DL>
<HR>

<A NAME="asString()"><!-- --></A><H3>
asString</H3>
<PRE>
public java.lang.String <B>asString</B>()</PRE>
<DL>
<DD>Get the value as a String<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#asString()">asString</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a String representation of the value</DL>
</DD>
</DL>
<HR>

<A NAME="asNumber()"><!-- --></A><H3>
asNumber</H3>
<PRE>
public double <B>asNumber</B>()</PRE>
<DL>
<DD>Get the value as a number<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#asNumber()">asNumber</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the numeric value</DL>
</DD>
</DL>
<HR>

<A NAME="asBoolean()"><!-- --></A><H3>
asBoolean</H3>
<PRE>
public boolean <B>asBoolean</B>()</PRE>
<DL>
<DD>Convert the value to a boolean<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#asBoolean()">asBoolean</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>false if zero, true otherwise</DL>
</DD>
</DL>
<HR>

<A NAME="getDataType()"><!-- --></A><H3>
getDataType</H3>
<PRE>
public int <B>getDataType</B>()</PRE>
<DL>
<DD>Determine the data type of the exprssion, if possible<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html#getDataType()">getDataType</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html">Expression</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>one of the values Value.STRING, Value.BOOLEAN, Value.NUMBER, Value.NODESET,
 Value.FRAGMENT, or Value.ANY (meaning not known in advance)</DL>
</DD>
</DL>
<HR>

<A NAME="conversionPreference(java.lang.Class)"><!-- --></A><H3>
conversionPreference</H3>
<PRE>
public int <B>conversionPreference</B>(java.lang.Class&nbsp;required)</PRE>
<DL>
<DD>Get conversion preference for this value to a Java class. A low result
 indicates higher preference.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#conversionPreference(java.lang.Class)">conversionPreference</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="convertToJava(java.lang.Class)"><!-- --></A><H3>
convertToJava</H3>
<PRE>
public java.lang.Object <B>convertToJava</B>(java.lang.Class&nbsp;target)
                               throws <A HREF="../../../../com/icl/saxon/expr/XPathException.html">XPathException</A></PRE>
<DL>
<DD>Convert to Java object (for passing to external functions)<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Value.html#convertToJava(java.lang.Class)">convertToJava</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Value.html">Value</A></CODE></DL>
</DD>
<DD>Following copied from class: <CODE>com.icl.saxon.expr.Value</CODE></DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>target</CODE> - The class required by the external function<DT><B>Returns:</B><DD>an object of the target class</DL>
</DD>
</DL>
<HR>

<A NAME="display(int)"><!-- --></A><H3>
display</H3>
<PRE>
public void <B>display</B>(int&nbsp;level)</PRE>
<DL>
<DD>Diagnostic print of expression structure<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html#display(int)">display</A></CODE> in class <CODE><A HREF="../../../../com/icl/saxon/expr/Expression.html">Expression</A></CODE></DL>
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