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package nokogiri;
import static nokogiri.internals.NokogiriHelpers.getNokogiriClass;
import org.jruby.Ruby;
import org.jruby.RubyArray;
import org.jruby.RubyClass;
import org.jruby.anno.JRubyClass;
import org.jruby.anno.JRubyMethod;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* DTD attribute declaration.
*
* @author Patrick Mahoney <pat@polycrystal.org>
*/
@JRubyClass(name = "Nokogiri::XML::AttributeDecl", parent = "Nokogiri::XML::Node")
public class XmlAttributeDecl extends XmlNode
{
public
XmlAttributeDecl(Ruby ruby, RubyClass klass)
{
super(ruby, klass);
throw ruby.newRuntimeError("node required");
}
/**
* Initialize based on an attributeDecl node from a NekoDTD parsed
* DTD.
*
* Internally, XmlAttributeDecl combines these into a single node.
*/
public
XmlAttributeDecl(Ruby ruby, RubyClass klass, Node attrDeclNode)
{
super(ruby, klass, attrDeclNode);
}
static XmlAttributeDecl
create(ThreadContext context, Node attrDeclNode)
{
return new XmlAttributeDecl(context.runtime,
getNokogiriClass(context.runtime, "Nokogiri::XML::AttributeDecl"),
attrDeclNode
);
}
@Override
@JRubyMethod
public IRubyObject
node_name(ThreadContext context)
{
return attribute_name(context);
}
@Override
@JRubyMethod(name = "node_name=")
public IRubyObject
node_name_set(ThreadContext context, IRubyObject name)
{
throw context.runtime.newRuntimeError("cannot change name of DTD decl");
}
public IRubyObject
element_name(ThreadContext context)
{
return getAttribute(context, "ename");
}
public IRubyObject
attribute_name(ThreadContext context)
{
return getAttribute(context, "aname");
}
@JRubyMethod
public IRubyObject
attribute_type(ThreadContext context)
{
return getAttribute(context, "atype");
}
@JRubyMethod(name = "default")
public IRubyObject
default_value(ThreadContext context)
{
return getAttribute(context, "default");
}
/**
* FIXME: will enumerations all be of the simple (val1|val2|val3)
* type string?
*/
@JRubyMethod
public IRubyObject
enumeration(ThreadContext context)
{
final String atype = ((Element) node).getAttribute("atype");
if (atype != null && atype.length() != 0 && atype.charAt(0) == '(') {
// removed enclosing parens
String valueStr = atype.substring(1, atype.length() - 1);
String[] values = valueStr.split("\\|");
RubyArray enumVals = RubyArray.newArray(context.runtime, values.length);
for (int i = 0; i < values.length; i++) {
enumVals.append(context.runtime.newString(values[i]));
}
return enumVals;
}
return context.runtime.newEmptyArray();
}
}
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