/// <summary>
/// Get a list of external variables used by the expression. This will include both variables that were explicitly
/// declared to the <c>XPathCompiler</c>, and (if the <c>AllowUndeclaredVariables</c> option was set) variables that
/// are referenced within the expression but not explicitly declared.
/// </summary>
/// <returns>
/// An IEnumerator over the names of the external variables, as instances of <c>QName</c>.</returns>
public IEnumerator EnumerateExternalVariables()
{
ArrayList list = new ArrayList();
JIterator iter = env.iterateExternalVariables();
while (iter.hasNext())
{
JXPathVariable var = (JXPathVariable)iter.next();
JStructuredQName q = var.getVariableQName();
list.Add(new QName(q.getPrefix(), q.getURI(), q.getLocalPart()));
}
return(list.GetEnumerator());
}
internal JReceiver GetReceiver(Serializer serializer)
{
net.sf.saxon.expr.instruct.Executable executable = exp.getExecutable();
JConfiguration config = executable.getConfiguration();
JPipelineConfiguration pipe = config.makePipelineConfiguration();
pipe.setHostLanguage(executable.getHostLanguage());
JProperties baseProps = new JProperties(executable.getDefaultOutputProperties());
JCharacterMapIndex charMapIndex = executable.getCharacterMapIndex();
JCharacterMapIndex characterMap = serializer.GetCharacterMap();
if (charMapIndex.isEmpty())
{
charMapIndex = characterMap;
}
else if (characterMap != null && !characterMap.isEmpty() && charMapIndex != characterMap)
{
// Merge the character maps
java.util.Iterator mapIter = characterMap.iterator();
while (mapIter.hasNext())
{
net.sf.saxon.serialize.CharacterMap map = (net.sf.saxon.serialize.CharacterMap)mapIter.next();
charMapIndex.putCharacterMap(map.getName(), map);
}
}
JProperties properties = serializer.GetOutputProperties();
object [] propSet = properties.entrySet().toArray();
for (int i = 0; i < properties.size(); i++)
{
java.util.Map.Entry entry = (java.util.Map.Entry)propSet[i];
net.sf.saxon.om.StructuredQName name = net.sf.saxon.om.StructuredQName.fromClarkName((String)entry.getKey());
net.sf.saxon.expr.instruct.ResultDocument.setSerializationProperty(
baseProps, name.getURI(), name.getLocalPart(), (String)entry.getValue(), null, true, config);
}
serializer.SetDefaultOutputProperties(baseProps);
serializer.SetCharacterMap(charMapIndex);
JReceiver target = serializer.GetReceiver(pipe);
return(target);
}
/// <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)
{
net.sf.saxon.trans.DecimalFormatManager dfm = env.getDecimalFormatManager();
if (dfm == null)
{
dfm = new net.sf.saxon.trans.DecimalFormatManager(net.sf.saxon.Configuration.XPATH, env.getXPathVersion());
env.setDecimalFormatManager(dfm);
}
net.sf.saxon.om.StructuredQName sqname = null;
net.sf.saxon.trans.DecimalSymbols symbols = null;
if (format != null)
{
sqname = net.sf.saxon.om.StructuredQName.fromClarkName(format.ClarkName);
symbols = dfm.obtainNamedDecimalFormat(sqname);
}
else
{
symbols = dfm.getDefaultDecimalFormat();
}
if (property.Equals("decimal-separator"))
{
symbols.setDecimalSeparator(value);
}
else if (property.Equals("grouping-separator"))
{
symbols.setGroupingSeparator(value);
}
else if (property.Equals("infinity"))
{
symbols.setInfinity(value);
}
else if (property.Equals("NaN"))
{
symbols.setNaN(value);
}
else if (property.Equals("minus-sign"))
{
symbols.setMinusSign(value);
}
else if (property.Equals("percent"))
{
symbols.setPercent(value);
}
else if (property.Equals("per-mille"))
{
symbols.setPerMille(value);
}
else if (property.Equals("zero-digit"))
{
symbols.setZeroDigit(value);
if (!net.sf.saxon.trans.DecimalSymbols.isValidZeroDigit(symbols.getZeroDigit()))
{
throw new ArgumentException("Value supplied for zero-digit is not a Unicode digit representing zero");
}
}
else if (property.Equals("digit"))
{
symbols.setDigit(value);
}
else if (property.Equals("pattern-separator"))
{
symbols.setPatternSeparator(value);
}
else
{
throw new ArgumentException("Unknown decimal format property " + property);
}
}
/// <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)
{
net.sf.saxon.trans.DecimalFormatManager dfm = env.getDecimalFormatManager();
if (dfm == null)
{
dfm = new net.sf.saxon.trans.DecimalFormatManager();
env.setDecimalFormatManager(dfm);
}
net.sf.saxon.om.StructuredQName sqname = null;
net.sf.saxon.trans.DecimalSymbols symbols = null;
if (format != null)
{
sqname = net.sf.saxon.om.StructuredQName.fromClarkName(format.ClarkName);
symbols = dfm.obtainNamedDecimalFormat(sqname);
}
else
{
symbols = dfm.getDefaultDecimalFormat();
}
if (property.Equals("decimal-separator"))
{
symbols.decimalSeparator = checkSingleChar(value);
}
else if (property.Equals("grouping-separator"))
{
symbols.groupingSeparator = checkSingleChar(value);
}
else if (property.Equals("infinity"))
{
symbols.infinity = value;
}
else if (property.Equals("NaN"))
{
symbols.NaN = value;
}
else if (property.Equals("minus-sign"))
{
symbols.minusSign = checkSingleChar(value);
}
else if (property.Equals("percent"))
{
symbols.percent = checkSingleChar(value);
}
else if (property.Equals("per-mille"))
{
symbols.permill = checkSingleChar(value);
}
else if (property.Equals("zero-digit"))
{
symbols.zeroDigit = checkSingleChar(value);
if (!symbols.isValidZeroDigit())
{
throw new ArgumentException("Value supplied for zero-digit is not a Unicode digit representing zero");
}
}
else if (property.Equals("digit"))
{
symbols.digit = checkSingleChar(value);
}
else if (property.Equals("pattern-separator"))
{
symbols.patternSeparator = checkSingleChar(value);
}
else
{
throw new ArgumentException("Unknown decimal format property " + property);
}
try
{
if (format == null)
{
dfm.setDefaultDecimalFormat(symbols, 0);
}
else
{
dfm.setNamedDecimalFormat(net.sf.saxon.om.StructuredQName.fromClarkName(format.ClarkName), symbols, 0);
}
}
catch (net.sf.saxon.trans.XPathException e)
{
throw new DynamicError(e);
}
}
