/// <summary>
/// Set the value of a schema parameter (a parameter defined in the schema using the <c>saxon:param</c> extension)
/// </summary>
/// <param name="name">the name of the schema parameter, as a QName</param>
/// <param name="value">the value of the schema parameter, or null to clear a previously set value</param>
public void SetParameter(QName name, XdmValue value)
{
try {
schemaValidator.setParameter(name.UnderlyingQName(), value == null ? null : XdmValue.FromGroundedValueToJXdmValue(value.value));
} catch (net.sf.saxon.s9api.SaxonApiUncheckedException ex) {
throw new StaticError(ex);
}
}
/// <summary>
/// Sets a property of a selected decimal format, for use by the <c>format-number()</c> function.
/// </summary>
/// <remarks>
/// This method checks that the value is valid for the particular property, but it does not
/// check that all the values for the decimal format are consistent (for example, that the
/// decimal separator and grouping separator have different values). This consistency
/// check is performed only when the decimal format is used.
/// </remarks>
/// <param name="format">The name of the decimal format whose property is to be set.
/// Supply null to set a property of the default (unnamed) decimal format.
/// This correponds to a name used in the third argument of <c>format-number()</c>.</param>
/// <param name="property">The name of the property to set: one of
/// "decimal-separator", "grouping-separator", "infinity", "NaN",
/// "minus-sign", "percent", "per-mille", "zero-digit", "digit",
/// or "pattern-separator".</param>
/// <param name="value">The new value for the property.</param>
public void SetDecimalFormatProperty(QName format, String property, String value)
{
try
{
compiler.setDecimalFormatProperty(format.UnderlyingQName(), property, value);
}
catch (JSaxonApiException e) {
throw new StaticError(e);
}
}
/// <summary>
/// Set the value of a variable
/// </summary>
/// <param name="name">The name of the variable. This must match the name of a variable
/// that was declared to the <c>XPathCompiler</c>. No error occurs if the expression does not
/// actually reference a variable with this name.</param>
/// <param name="value">The value to be given to the variable.</param>
public void SetVariable(QName name, XdmValue value)
{
try
{
selector.setVariable(name.UnderlyingQName(), value == null ? null : XdmValue.FromGroundedValueToJXdmValue(value.value));
}
catch (JXPathException err)
{
throw new StaticError(err);
}
}
/// <summary>
/// Call a global user-defined function in the compiled query.
/// </summary>
/// <remarks>
/// If this is called more than once (to evaluate the same function repeatedly with different arguments,
/// or to evaluate different functions) then the sequence of evaluations uses the same values of global
/// variables including external variables (query parameters); the effect of any changes made to query parameters
/// between calls is undefined.
/// </remarks>
/// <param name="function">
/// The name of the function to be called
/// </param>
/// <param name="arguments">
/// The values of the arguments to be supplied to the function. These
/// must be of the correct type as defined in the function signature (there is no automatic
/// conversion to the required type).
/// </param>
/// <exception cref="ArgumentException">If no function has been defined with the given name and arity
/// or if any of the arguments does not match its required type according to the function
/// signature.</exception>
/// <exception cref="DynamicError">If a dynamic error occurs in evaluating the function.
/// </exception>
public XdmValue CallFunction(QName function, XdmValue[] arguments)
{
try {
JXdmValue[] vr = new JXdmValue[arguments.Length];
for (int i = 0; i < arguments.Length; i++)
{
vr[i] = XdmValue.FromGroundedValueToJXdmValue(arguments[i].value);
}
JSequence result = evaluator.callFunction(function.UnderlyingQName(), vr).getUnderlyingValue();
return(XdmValue.Wrap(result));
} catch (JSaxonApiException e) {
throw new DynamicError(e);
}
}
/// <summary>
/// Factory method to get an <c>AtomicType</c> object representing the atomic type with a given <c>QName</c>.
/// </summary>
/// <remarks>
/// It is undefined whether two calls on this method supplying the same <c>QName</c> will return the same
/// <c>XdmAtomicType</c> object instance.
/// </remarks>
/// <param name="qname">The <c>QName</c> of the required type</param>
/// <returns>An <c>AtomicType</c> object representing this type if it is present in this schema (and is an
/// atomic type); otherwise, null. </returns>
public XdmAtomicType GetAtomicType(QName qname)
{
JSchemaType type = config.getSchemaType(qname.ToStructuredQName());
if (type is JBuiltInAtomicType)
{
return XdmAtomicType.BuiltInAtomicType(qname);
}
else if (type is JAtomicType)
{
JItemTypeFactory factory = new JItemTypeFactory(processor.JProcessor);
return new XdmAtomicType(factory.getAtomicType(qname.UnderlyingQName()));
}
else
{
return null;
}
}
/// <summary>
/// Declare a variable for use by the XPath expression. If the expression
/// refers to any variables, then they must be declared here, unless the
/// <c>AllowUndeclaredVariables</c> property has been set to true.
/// </summary>
/// <param name="name">The name of the variable, as a <c>QName</c></param>
public void DeclareVariable(QName name)
{
compiler.declareVariable(name.UnderlyingQName());
}
/// <summary>Set a serialization property</summary>
/// <remarks>In the case of XSLT, properties set within the serializer override
/// any properties set in <c>xsl:output</c> declarations in the stylesheet.
/// Similarly, with XQuery, they override any properties set in the Query
/// prolog using <c>declare option saxon:output</c>.</remarks>
/// <example>
/// <code>
/// Serializer qout = new Serializer();
/// qout.SetOutputProperty(Serializer.METHOD, "xml");
/// qout.SetOutputProperty(Serializer.INDENT, "yes");
/// qout.SetOutputProperty(Serializer.SAXON_INDENT_SPACES, "1");
/// </code>
/// </example>
/// <param name="name">The name of the serialization property to be set</param>
/// <param name="value">The value to be set for the serialization property. May be null
/// to unset the property (that is, to set it back to the default value).</param>
public void SetOutputProperty(QName name, String value)
{
props.setProperty(name.ClarkName, value);
serializer.setOutputProperty(net.sf.saxon.s9api.Serializer.getProperty(name.UnderlyingQName()), value);
}
/// <summary>
/// Get the value that has set for a schema processor (a parameter defined in the schema using the <c>saxon:param</c>
/// extension)
/// </summary>
/// <param name="name">the parameter whose name is required</param>
/// <returns>the value that has been set for the parameter, or the EmptySequence if no value has been set</returns>
public XdmValue GetParameter(QName name)
{
net.sf.saxon.s9api.XdmValue value = schemaValidator.getParameter(name.UnderlyingQName());
return(value == null ? null : XdmValue.Wrap(value.getUnderlyingValue()));
}
