/**
* Defines an XPath variable and sets its value.
*
* @param name the variable name.
* @param value the variable value.
* @throws IllegalArgumentException if <code>name</code> is not a valid XPath variable name or if
* the value type is not supported by the underlying implementation
*/
@Override
public void setVariable(String name, Object value) throws IllegalArgumentException {
Object o = xPath.getVariableContext();
if (o instanceof SimpleVariableContext) {
((SimpleVariableContext) o).setVariableValue(null, name, value);
}
}
private BaseXPath createXPath(String xpathQueryString, Navigator navigator)
throws JaxenException {
BaseXPath xpath = new BaseXPath(xpathQueryString, navigator);
if (properties.size() > 1) {
SimpleVariableContext vc = new SimpleVariableContext();
for (Entry<PropertyDescriptor<?>, Object> e : properties.entrySet()) {
String propName = e.getKey().name();
if (!"xpath".equals(propName)) {
Object value = e.getValue();
vc.setVariableValue(propName, value != null ? value.toString() : null);
}
}
xpath.setVariableContext(vc);
}
return xpath;
}